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anthy-unicode/anthy-unicode-HEAD.patch

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Fix covscan report
2021-07-12 23:46:58 +00:00
From c9f365df28640b1e5dd518f532e77e33fcb4451c Mon Sep 17 00:00:00 2001
Fix covscan report
2021-07-12 12:02:36 +00:00
From: fujiwarat <takao.fujiwara1@gmail.com>
Fix covscan report
2021-07-12 23:46:58 +00:00
Date: Tue, 13 Jul 2021 08:34:34 +0900
Fix covscan report
2021-07-12 12:02:36 +00:00
Subject: [PATCH] Code reviews
---
anthy/corpus.h | 1 +
anthy/logger.h | 1 +
anthy/matrix.h | 1 +
calctrans/calctrans.c | 57 +++++++++++---
calctrans/corpus.c | 44 +++++++++--
calctrans/input_set.c | 74 +++++++++++++++---
calctrans/input_set.h | 1 +
configure.ac | 2 +
depgraph/mkdepgraph.c | 68 ++++++++++++++--
mkanthydic/mkfiledic.c | 16 +++-
mkworddic/calcfreq.c | 26 +++++--
mkworddic/mkdic.c | 160 +++++++++++++++++++++++++++-----------
mkworddic/mkdic.h | 1 +
mkworddic/mkudic.c | 31 +++++++-
mkworddic/writewords.c | 3 +-
src-diclib/conf.c | 22 ++++--
src-diclib/diclib_inner.h | 2 +-
src-diclib/file_dic.c | 2 +-
src-diclib/filemap.c | 8 +-
src-diclib/logger.c | 23 ++++++
src-diclib/ruleparser.c | 11 ++-
src-diclib/xstr.c | 84 +++++++++++++++++---
src-main/context.c | 102 ++++++++++++++++--------
src-main/main.c | 10 +--
src-ordering/candswap.c | 23 +++++-
src-ordering/relation.c | 6 +-
src-splitter/compose.c | 84 +++++++++++++++-----
src-splitter/depgraph.c | 15 +++-
src-splitter/lattice.c | 54 ++++++++++---
src-splitter/metaword.c | 22 ++++--
src-splitter/segclass.c | 4 +-
src-splitter/splitter.c | 6 ++
src-util/agent.c | 52 ++++++++++---
src-util/convdb.c | 8 +-
src-util/dic-tool.c | 86 +++++++++++++++++---
src-util/egg.c | 9 +++
src-util/input.c | 87 +++++++++++++++++----
src-util/rkconv.c | 46 ++++++++---
src-worddic/dic_util.c | 28 +++++--
src-worddic/ext_ent.c | 38 +++++++--
src-worddic/feature_set.c | 7 ++
src-worddic/matrix.c | 75 +++++++++++++++---
src-worddic/priv_dic.c | 56 ++++++++-----
src-worddic/record.c | 30 +++++--
src-worddic/textdict.c | 31 +++++---
src-worddic/texttrie.c | 63 ++++++++++-----
src-worddic/word_dic.c | 20 ++++-
src-worddic/word_lookup.c | 7 +-
test/check.c | 30 +++++--
test/main.c | 15 +++-
test/test-matrix.c | 7 ++
51 files changed, 1314 insertions(+), 345 deletions(-)
diff --git a/anthy/corpus.h b/anthy/corpus.h
index 0a4a8e0..eedc41f 100644
--- a/anthy/corpus.h
+++ b/anthy/corpus.h
@@ -21,5 +21,6 @@ void corpus_build(struct corpus *c);
void corpus_dump(struct corpus *c);
void corpus_write_bucket(FILE *fp, struct corpus *c);
void corpus_write_array(FILE *fp, struct corpus *c);
+void corpus_free(struct corpus *c);
#endif
diff --git a/anthy/logger.h b/anthy/logger.h
index a80fb5f..7d0f08a 100644
--- a/anthy/logger.h
+++ b/anthy/logger.h
@@ -4,5 +4,6 @@
void anthy_do_set_logger(void (*)(int , const char*), int lv);
void anthy_log(int lv, const char *, ...);
+const char * anthy_strerror(int errnum);
#endif
diff --git a/anthy/matrix.h b/anthy/matrix.h
index f424048..8245dca 100644
--- a/anthy/matrix.h
+++ b/anthy/matrix.h
@@ -22,5 +22,6 @@ void anthy_sparse_matrix_make_matrix(struct sparse_matrix *m);
struct matrix_image *anthy_matrix_image_new(struct sparse_matrix *s);
/* 行列イメージにアクセスするAPI(配列はnetwork byte order) */
int anthy_matrix_image_peek(int *im, int row, int col);
+void anthy_sparse_matrix_free(struct sparse_matrix *m);
#endif
diff --git a/calctrans/calctrans.c b/calctrans/calctrans.c
index 2855b7c..a5782c6 100644
--- a/calctrans/calctrans.c
+++ b/calctrans/calctrans.c
@@ -14,6 +14,7 @@
*
* Copyright (C) 2006 HANAOKA Toshiyuki
* Copyright (C) 2006-2007 TABATA Yusuke
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*
*/
/*
@@ -31,17 +32,19 @@
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+#include <assert.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <math.h>
#include <anthy/anthy.h>
-#include <anthy/xstr.h>
-#include <anthy/feature_set.h>
+#include <anthy/corpus.h>
#include <anthy/diclib.h>
+#include <anthy/feature_set.h>
+#include <anthy/logger.h>
+#include <anthy/xstr.h>
#include "input_set.h"
-#include <anthy/corpus.h>
#define FEATURE_SET_SIZE NR_EM_FEATURES
@@ -155,7 +158,7 @@ static void
parse_indep(struct input_info *m, struct sentence_info *sinfo,
char *line, char *buf, int error_class)
{
- struct array features;
+ struct array features = { 0, };
char *s;
int weight = 1;
/**/
@@ -341,6 +344,7 @@ dump_features(FILE *ofp, struct input_set *is)
for (i = 0; i < nr; i++) {
dump_line(ofp, lines[i]);
}
+ free(lines);
}
static void
@@ -372,7 +376,8 @@ convert_line(FILE *ofp, char *buf)
}
static void
-convert_file(FILE *ifp)
+convert_file(FILE *ifp,
+ const char *ifn)
{
char buf[1024];
FILE *ofp = NULL;
@@ -400,6 +405,10 @@ convert_file(FILE *ifp)
write_nl(ofp, 0);
}
} else {
+ if (!ofp) {
+ anthy_log(0, "section could not found in %s\n", ifn);
+ continue;
+ }
convert_line(ofp, buf);
}
}
@@ -420,7 +429,7 @@ convert_data(int nr_fn, char **fns)
fprintf(stderr, "failed to open (%s)\n", fns[i]);
continue;
}
- convert_file(ifp);
+ convert_file(ifp, fns[i]);
fclose(ifp);
}
}
@@ -468,7 +477,10 @@ static void
string_pool_sort(struct string_pool *sp)
{
int idx, h;
- sp->array = malloc(sizeof(struct string_node *) * sp->nr);
+ if (!(sp->array = malloc(sizeof(struct string_node *) * sp->nr))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return;
+ }
for (idx = 0, h = 0; h < STRING_HASH_SIZE; h++) {
struct string_node *node;
for (node = sp->hash[h].next_hash; node; node = node->next_hash) {
@@ -494,6 +506,7 @@ static unsigned int
string_hash(const unsigned char *str)
{
unsigned int h = 0;
+ assert(str);
while (*str) {
h += *str;
h *= 13;
@@ -526,10 +539,20 @@ static void
flush_extract_stat(struct extract_stat *es, struct string_pool *sp)
{
int i;
+ assert(es);
+ if (es->nr > 0)
+ assert(es->info);
for (i = 0; i < es->nr; i++) {
if (es->info[i].valid) {
struct string_node *node;
node = find_string_node(sp, es->info[i].indep);
+ if (!node) {
+ anthy_log(0, "Failed malloc at %d/%d in %s:%d\n",
+ i, es->nr, __FILE__, __LINE__);
+ free(es->info[i].indep);
+ es->info[i].indep = NULL;
+ continue;
+ }
if (node->key == 0) {
xstr *xs = anthy_cstr_to_xstr(node->str, ANTHY_EUC_JP_ENCODING);
node->key = anthy_xstr_hash(xs);
@@ -585,6 +608,8 @@ static void
fill_missed_word(struct extract_stat *es, char *buf)
{
char *c = get_indep_part(buf);
+ assert(es);
+ assert(es->info);
if (!c) {
return ;
}
@@ -669,6 +694,10 @@ proc_corpus(int nr_fn, char **fns, FILE *ofp)
fprintf(stderr, " %d sentences\n", m->nr_sentences);
fprintf(stderr, " %d connections\n", m->nr_connections);
fprintf(stderr, " %d segments\n", m->nr_connections - m->nr_sentences);
+ input_set_free(m->seg_is);
+ input_set_free(m->cand_is);
+ corpus_free(m->indep_corpus);
+ free(m);
}
int
@@ -682,7 +711,10 @@ main(int argc, char **argv)
int extract = 0;
ofp = NULL;
- input_files = malloc(sizeof(char *) * argc);
+ if (!(input_files = malloc(sizeof(char *) * argc))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return 1;
+ }
for (i = 1; i < argc; i++) {
char *arg = argv[i];
@@ -700,15 +732,17 @@ main(int argc, char **argv)
extract = 1;
} else {
input_files[nr_input] = arg;
- nr_input ++;
+ nr_input++;
}
}
if (extract) {
printf(" -- extracting missed words\n");
- if (!ofp) {
+ if (!ofp)
ofp = stdout;
- }
extract_word(nr_input, input_files, ofp);
+ free(input_files);
+ if (ofp != stdout)
+ fclose(ofp);
return 0;
}
if (ofp) {
@@ -720,6 +754,7 @@ main(int argc, char **argv)
printf(" -- converting dictionary from text to binary form\n");
convert_data(nr_input, input_files);
}
+ free(input_files);
return 0;
}
diff --git a/calctrans/corpus.c b/calctrans/corpus.c
index 42f07ef..0b441e3 100644
--- a/calctrans/corpus.c
+++ b/calctrans/corpus.c
@@ -3,7 +3,7 @@
* 現時点では例文をすべて入れているが、そのうちフィルターすることも考えられる
*
* Copyright (C) 2007 TABATA Yusuke
- *
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
/*
This library is free software; you can redistribute it and/or
@@ -20,11 +20,13 @@
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+#include <assert.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <anthy/corpus.h>
+#include <anthy/logger.h>
#define MAX_NR_VAL 8
#define BUCKET_SIZE 8192
@@ -95,6 +97,10 @@ struct corpus *
corpus_new(void)
{
struct corpus *c = malloc(sizeof(*c));
+ if (!c) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
c->nr_node = 0;
c->array_size = 0;
c->array = NULL;
@@ -154,7 +160,11 @@ corpus_build_flatten(struct corpus *c)
int i, j;
int idx = 0;
int nr_valid_elms = count_nr_valid_values(c);
- c->elms = malloc(sizeof(struct element) * nr_valid_elms);
+ assert(c);
+ if (!(c->elms = calloc(nr_valid_elms, sizeof(struct element)))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return;
+ }
for (i = 0; i < c->nr_node; i++) {
struct node *nd = &c->array[i];
if (nd->flags & ELM_INVALID) {
@@ -164,9 +174,8 @@ corpus_build_flatten(struct corpus *c)
c->elms[idx].val = nd->val[j];
c->elms[idx].next_idx = -1;
c->elms[idx].flags = nd->flags;
- if (j == 0) {
- c->elms[idx].flags |= ELM_WORD_BORDER;
- }
+ if (j == 0)
+ c->elms[idx].flags |= ELM_WORD_BORDER;
c->elms[idx].idx = idx;
idx++;
}
@@ -177,7 +186,10 @@ static struct bucket *
find_bucket(struct corpus *c, int val)
{
int i;
- int h = val % c->nr_buckets;
+ int h;
+ assert(c);
+ assert(c->buckets);
+ h = val % c->nr_buckets;
for (i = 0; i < MAX_COLLISION; i++) {
struct bucket *bkt = &c->buckets[h];
if (bkt->key == val) {
@@ -188,10 +200,10 @@ find_bucket(struct corpus *c, int val)
return bkt;
}
/**/
- h ++;
+ h++;
h %= c->nr_buckets;
}
- c->bucket_collision ++;
+ c->bucket_collision++;
return NULL;
}
@@ -199,6 +211,11 @@ static void
corpus_build_link(struct corpus *c)
{
int i;
+ assert(c);
+ if (!(c->elms)) {
+ anthy_log(0, "c->elms should not be null.\n");
+ return;
+ }
for (i = 0; i < c->nr_values; i++) {
struct element *elm = &c->elms[i];
struct bucket *bkt = find_bucket(c, elm->val);
@@ -275,3 +292,14 @@ corpus_write_array(FILE *fp, struct corpus *c)
c->elms[i].next_idx);
}
}
+
+void
+corpus_free (struct corpus *c)
+{
+ if (!c)
+ return;
+ free (c->array);
+ free (c->elms);
+ free (c->buckets);
+ free (c);
+}
diff --git a/calctrans/input_set.c b/calctrans/input_set.c
index 0a880b2..ccf108d 100644
--- a/calctrans/input_set.c
+++ b/calctrans/input_set.c
@@ -2,14 +2,18 @@
*
* Copyright (C) 2006 HANAOKA Toshiyuki
* Copyright (C) 2006-2007 TABATA Yusuke
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*
* Special Thanks: Google Summer of Code Program 2006
*
*/
+#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
+
+#include <anthy/logger.h>
#include "input_set.h"
#define HASH_SIZE 1024
@@ -75,11 +79,18 @@ add_line(struct input_set *is, int *features, int nr)
{
int i, h;
struct input_line *il;
- il = malloc(sizeof(struct input_line));
+ if (!(il = malloc(sizeof(struct input_line)))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
il->nr_features = nr;
- il->features = malloc(sizeof(int) * nr);
- for (i = 0; i < nr; i++) {
- il->features[i] = features[i];
+ if (!(il->features = malloc(sizeof(int) * nr))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ il->nr_features = nr = 0;
+ } else {
+ for (i = 0; i < nr; i++) {
+ il->features[i] = features[i];
+ }
}
il->weight = 0;
il->negative_weight = 0;
@@ -114,9 +125,10 @@ input_set_set_features(struct input_set *is, int *features,
/**/
il = find_same_line(is, features, nr);
- if (!il) {
+ if (!il)
il = add_line(is, features, nr);
- }
+ if (!il)
+ return;
/**/
if (weight > 0) {
il->weight += weight;
@@ -132,7 +144,10 @@ input_set_create(void)
{
int i;
struct input_set *is;
- is = malloc(sizeof(struct input_set));
+ if (!(is = malloc(sizeof(struct input_set)))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
is->lines = NULL;
/**/
for (i = 0; i < HASH_SIZE; i++) {
@@ -185,13 +200,46 @@ input_set_output_feature_freq(FILE *fp, struct input_set *is)
}
}
+static void
+input_line_free (struct input_line **il)
+{
+ assert (il);
+ if (!(*il))
+ return;
+ free ((*il)->features);
+ input_line_free (&((*il)->next_line));
+ free (*il);
+ *il = NULL;
+}
+
+void
+input_set_free (struct input_set *is)
+{
+ int i;
+ if (!is)
+ return;
+ input_line_free (&is->lines);
+ for (i = 0; i < HASH_SIZE; i++)
+ free (is->feature_freq->hash_head[i].next);
+ free (is->feature_freq->hash_head);
+ free (is->feature_freq);
+ free (is);
+}
+
struct int_map *
int_map_new(void)
{
int i;
struct int_map *im = malloc(sizeof(struct int_map));
+ if (!im) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
im->nr = 0;
- im->hash_head = malloc(sizeof(struct int_map_node) * HASH_SIZE);
+ if (!(im->hash_head = malloc(sizeof(struct int_map_node) * HASH_SIZE))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return im;
+ }
for (i = 0; i < HASH_SIZE; i++) {
im->hash_head[i].next = NULL;
}
@@ -234,17 +282,20 @@ int_map_set(struct int_map *im, int idx, int val)
int h;
if (node) {
node->val = val;
- return ;
+ return;
}
/**/
- node = malloc(sizeof(struct int_map_node));
+ if (!(node = malloc(sizeof(struct int_map_node)))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return;
+ }
node->key = idx;
node->val = val;
h = node_index(idx);
node->next = im->hash_head[h].next;
im->hash_head[h].next = node;
/**/
- im->nr ++;
+ im->nr++;
}
void
@@ -253,6 +304,7 @@ int_map_flatten(struct int_map *im)
int i;
struct int_map_node *node;
int max_n = 0;
+ assert(im->hash_head);
/* 配列を準備する */
im->array_size = im->nr * 2;
im->array = malloc(sizeof(struct int_map_node *) *
diff --git a/calctrans/input_set.h b/calctrans/input_set.h
index 45d5931..8d1f875 100644
--- a/calctrans/input_set.h
+++ b/calctrans/input_set.h
@@ -27,6 +27,7 @@ struct input_set *input_set_filter(struct input_set *is,
void input_set_output_feature_freq(FILE *fp, struct input_set *is);
/**/
struct input_line *input_set_get_input_line(struct input_set *is);
+void input_set_free(struct input_set *is);
struct int_map *int_map_new(void);
diff --git a/configure.ac b/configure.ac
index 7b011ec..270c3f2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -22,6 +22,8 @@ AC_PROG_CPP
AM_PROG_LIBTOOL
AM_PATH_LISPDIR
+AC_CHECK_FUNCS([strerror_r])
+
AM_CONDITIONAL(ELISP, test x$lispdir != x)
dnl without emacs. install-lispLISP does mkdir /anthy
diff --git a/depgraph/mkdepgraph.c b/depgraph/mkdepgraph.c
index 5a63d5b..b627283 100644
--- a/depgraph/mkdepgraph.c
+++ b/depgraph/mkdepgraph.c
@@ -1,6 +1,7 @@
/*
* Copyright (C) 2000-2007 TABATA Yusuke
* Copyright (C) 2004-2006 YOSHIDA Yuichi
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
/*
* 付属語グラフをバイナリ化する
@@ -23,6 +24,7 @@
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+#include <assert.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
@@ -54,7 +56,11 @@ static int nrRules;
static int
get_node_id_by_name(const char *name)
{
+ struct dep_node *tmp = NULL;
+ char **tmp2 = NULL;
int i;
+ if (nrNodes > 0)
+ assert(gNodeNames);
/* 登録済みのものから探す */
for (i = 0; i < nrNodes; i++) {
if (!strcmp(name,gNodeNames[i])) {
@@ -62,8 +68,24 @@ get_node_id_by_name(const char *name)
}
}
/* なかったので作る */
- gNodes = realloc(gNodes, sizeof(struct dep_node)*(nrNodes+1));
- gNodeNames = realloc(gNodeNames, sizeof(char*)*(nrNodes+1));
+ if (!(tmp = realloc(gNodes, sizeof(struct dep_node)*(nrNodes+1)))) {
+ anthy_log(0, "Could not realloc gNodes.\n");
+ free(gNodes);
+ gNodes = NULL;
+ nrNodes = 0;
+ return 0;
+ }
+ gNodes = tmp;
+ if (!(tmp2 = realloc(gNodeNames, sizeof(char*)*(nrNodes+1)))) {
+ anthy_log(0, "Could not realloc gNodeNames.\n");
+ free(gNodes);
+ gNodes = NULL;
+ free(gNodeNames);
+ gNodeNames = NULL;
+ nrNodes = 0;
+ return 0;
+ }
+ gNodeNames = tmp2;
gNodes[nrNodes].nr_branch = 0;
gNodes[nrNodes].branch = 0;
gNodeNames[nrNodes] = strdup(name);
@@ -78,6 +100,7 @@ find_branch(struct dep_node *node, xstr **strs, int nr_strs)
{
struct dep_branch *db;
int i, j;
+ assert(node);
/* 同じ遷移条件のブランチを探す */
for (i = 0; i < node->nr_branch; i++) {
db = &node->branch[i];
@@ -188,12 +211,15 @@ parse_dep(char **tokens, int nr)
struct dep_branch *db;
struct dep_node *dn;
int nr_strs;
- xstr **strs = alloca(sizeof(xstr*) * nr);
+ assert(gNodes);
+ xstr **strs = alloca(sizeof(xstr*) * nr);
/* ノードとそのidを確保 */
id = get_node_id_by_name(tokens[row]);
+ assert(id < nrNodes);
dn = &gNodes[id];
- row ++;
+ row++;
+ assert(dn);
nr_strs = 0;
@@ -236,9 +262,14 @@ static void
check_nodes(void)
{
int i;
+ if (nrNodes > 0) {
+ assert(gNodes);
+ assert(gNodeNames);
+ }
for (i = 1; i < nrNodes; i++) {
if (gNodes[i].nr_branch == 0) {
- anthy_log(0, "node %s has no branch.\n", gNodeNames);
+ anthy_log(0, "node %s has no branch.\n",
+ gNodeNames ? gNodeNames[i] : "(null)");
}
}
}
@@ -278,12 +309,28 @@ init_depword_tab(void)
static void
parse_indep(char **tokens, int nr)
{
+ struct wordseq_rule *tmp = NULL;
if (nr < 2) {
printf("Syntex error in indepword defs"
" :%d.\n", anthy_get_line_number());
return ;
}
- gRules = realloc(gRules, sizeof(struct wordseq_rule)*(nrRules+1));
+ if (!(tmp = realloc(gRules, sizeof(struct wordseq_rule)*(nrRules+1)))) {
+ anthy_log(0, "Could not realloc gRules.\n");
+ /* CPPCHECK_WARNING and CLANG_WARNING are conflicted.
+ * CPPCHECK_WARNING reports: Common realloc mistake:
+ * 'gRules' nulled but not freed upon failure
+ * also CLANG_WARNING reports: Potential leak of memory ponted to by
+ * 'gRules'
+ * On the other hand,
+ * CLANG_WARNING reports: 'gRules' is freed twice.
+ */
+ free(gRules);
+ gRules = NULL;
+ nrRules = 0;
+ return;
+ }
+ gRules= tmp;
/* 行の先頭には品詞の名前が入っている */
gRules[nrRules].wt = anthy_init_wtype_by_name(tokens[0]);
@@ -295,7 +342,7 @@ parse_indep(char **tokens, int nr)
printf("%d (%s)\n", nrRules, tokens[0]);
}
- nrRules ++;
+ nrRules++;
}
/** 自立語からの遷移表 */
@@ -405,6 +452,11 @@ write_file(const char* file_name)
FILE* fp = fopen(file_name, "w");
int* node_offset = malloc(sizeof(int) * nrNodes); /* gNodesのファイル上の位置 */
+ if (!fp) {
+ anthy_log(0, "Could not write-open %s.\n", file_name);
+ free(node_offset);
+ return;
+ }
/* 各ルール */
write_nl(fp, nrRules);
for (i = 0; i < nrRules; ++i) {
@@ -414,6 +466,8 @@ write_file(const char* file_name)
write_nl(fp, nrNodes);
+ if (nrNodes > 0)
+ assert(gNodes);
for (i = 0; i < nrNodes; ++i) {
write_node(fp, &gNodes[i]);
}
diff --git a/mkanthydic/mkfiledic.c b/mkanthydic/mkfiledic.c
index 8611dae..f3e502b 100644
--- a/mkanthydic/mkfiledic.c
+++ b/mkanthydic/mkfiledic.c
@@ -18,7 +18,7 @@
*
* Copyright (C) 2005-2006 YOSHIDA Yuichi
* Copyright (C) 2006-2007 TABATA Yusuke
- *
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
/*
This library is free software; you can redistribute it and/or
@@ -40,8 +40,9 @@
#include <stdlib.h>
#include <sys/stat.h>
-#include <anthy/xstr.h>
#include <anthy/diclib.h>
+#include <anthy/logger.h>
+#include <anthy/xstr.h>
#define SECTION_ALIGNMENT 64
#define DIC_NAME "anthy.dic"
@@ -64,9 +65,10 @@ static int
get_file_size(const char* fn)
{
struct stat st;
- if (stat(fn, &st) < 0) {
+ if (!fn)
+ return -1;
+ if (stat(fn, &st) < 0)
return -1;
- }
return (st.st_size + SECTION_ALIGNMENT - 1) & (-SECTION_ALIGNMENT);
}
@@ -74,6 +76,10 @@ static char *
get_file_name(const char *prefix, struct header_entry* entry)
{
char *fn = malloc(strlen(prefix) + strlen(entry->file_name) + 4);
+ if (!fn) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
sprintf(fn, "%s/%s", prefix, entry->file_name);
return fn;
}
@@ -157,6 +163,8 @@ write_contents(FILE* fp, const char *prefix,
FILE* in_fp;
char *fn = get_file_name(prefix, &entries[i]);
+ if (!fn)
+ break;
in_fp = fopen(fn, "r");
if (in_fp == NULL) {
printf("failed to open %s\n", fn);
diff --git a/mkworddic/calcfreq.c b/mkworddic/calcfreq.c
index bb72b60..7743e16 100644
--- a/mkworddic/calcfreq.c
+++ b/mkworddic/calcfreq.c
@@ -1,5 +1,11 @@
-/* ñ<><C3B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>٤<EFBFBD><D9A4>׻<EFBFBD><D7BB><EFBFBD><EFBFBD><EFBFBD> */
+/* 単語の頻度を計算する
+ *
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
+ */
+
#include <stdlib.h>
+
+#include <anthy/logger.h>
#include "mkdic.h"
static int
@@ -16,10 +22,11 @@ count_nr_words(struct yomi_entry_list *yl)
static struct word_entry **
make_word_array(struct yomi_entry_list *yl, int nr)
{
- struct word_entry **array = malloc(sizeof(struct word_entry *) *
- nr);
+ struct word_entry **array;
int nth = 0;
struct yomi_entry *ye;
+ if (!(array = malloc(sizeof(struct word_entry *) * nr)))
+ return NULL;
for (ye = yl->head; ye; ye = ye->next) {
int i;
for (i = 0; i < ye->nr_entries; i++) {
@@ -30,7 +37,7 @@ make_word_array(struct yomi_entry_list *yl, int nr)
return array;
}
-/** qsort<72>Ѥ<EFBFBD><D1A4><EFBFBD><EFBFBD>Ӵؿ<D3B4> */
+/** qsort用の比較関数 */
static int
compare_word_entry_by_freq(const void *p1, const void *p2)
{
@@ -47,7 +54,11 @@ set_freq(struct word_entry **array, int nr)
percent = percent ? percent : 1;
for (i = 0; i < nr; i++) {
struct word_entry *we = array[i];
- we->freq = 99 - (i / percent);
+ /* Effect よのなかほんとうにべんりになった in test/test.txt
+ * 便利 vs 弁理
+ * べんり #T05*300 便利 #T35*180 弁理 in alt-cannadic/gcanna.ctd
+ */
+ we->freq = (int)(99.0 - ((double)i / percent));
if (we->freq < 1) {
we->freq = 1;
}
@@ -66,7 +77,10 @@ calc_freq(struct yomi_entry_list *yl)
struct word_entry **we;
/**/
nr = count_nr_words(yl);
- we = make_word_array(yl, nr);
+ if (!(we = make_word_array(yl, nr))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return;
+ }
/**/
qsort(we, nr,
sizeof(struct word_entry *),
diff --git a/mkworddic/mkdic.c b/mkworddic/mkdic.c
index eb042e4..b0f9f4c 100644
--- a/mkworddic/mkdic.c
+++ b/mkworddic/mkdic.c
@@ -6,6 +6,7 @@
* Copyright (C) 2000-2007 TABATA Yusuke
* Copyright (C) 2005 YOSHIDA Yuichi
* Copyright (C) 2001-2002 TAKAI Kousuke
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
/*
* 辞書は読みをindexとし、品詞や変換後の単語(=entry)を検索
@@ -34,20 +35,22 @@
#include <sys/types.h>
#include <unistd.h>
+#include <assert.h>
+#include <errno.h>
+#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-#include <errno.h>
-#include <ctype.h>
#include <config.h>
#include <anthy/anthy.h>
-#include <anthy/xstr.h>
-#include <anthy/wtype.h>
+#include <anthy/diclib.h>
+#include <anthy/logger.h>
#include <anthy/ruleparser.h>
#include <anthy/word_dic.h>
-#include <anthy/diclib.h>
+#include <anthy/wtype.h>
+#include <anthy/xstr.h>
#include "mkdic.h"
#define MAX_LINE_LEN 10240
@@ -104,31 +107,32 @@ static void
open_output_files(void)
{
struct file_section *fs;
+ char *tmpdir = getenv("TMPDIR");
+ tmpdir = tmpdir ? strdup (tmpdir) : strdup ("/tmp");
for (fs = file_array; fs->fpp; fs ++) {
- char *tmpdir = getenv("TMPDIR");
+ char buf[256];
+ int fd = -1;
+ /* tmpfile()がTMPDIRを見ないため、TMPDIRを指定された場合mkstempを使う。
+ * tmpfile() creates files with predictable names, which is unsafe and
+ * is not recommended.
+ */
fs->fn = NULL;
- if (tmpdir) {
- /* tmpfile()がTMPDIRを見ないため、TMPDIRを指定された場合mkstempを使う。*/
- char buf[256];
- int fd = -1;
- snprintf(buf, sizeof(buf), "%s/mkanthydic.XXXXXX", tmpdir);
- fd = mkstemp(buf);
- if (fd == -1) {
- *(fs->fpp) = NULL;
- } else {
- *(fs->fpp) = fdopen(fd, "w+");
- fs->fn = strdup(buf);
- }
+ snprintf(buf, sizeof(buf), "%s/mkanthydic.XXXXXX", tmpdir);
+ fd = mkstemp(buf);
+ if (fd == -1) {
+ *(fs->fpp) = NULL;
} else {
- *(fs->fpp) = tmpfile();
+ *(fs->fpp) = fdopen(fd, "w+");
+ fs->fn = strdup(buf);
}
/**/
if (!(*(fs->fpp))) {
fprintf (stderr, "%s: cannot open temporary file: %s\n",
- progname, strerror (errno));
+ progname, strerror (errno));
exit (2);
}
}
+ free(tmpdir);
}
/* fflushする */
@@ -214,6 +218,7 @@ get_entry_from_line(char *buf)
{
char *sp;
sp = strchr(buf, ' ');
+ assert(sp);
while(*sp == ' ') {
sp ++;
}
@@ -275,7 +280,7 @@ push_back_word_entry(struct mkdic_stat *mds,
s = strdup(word);
}
ye->entries[ye->nr_entries].word_utf8 = s;
- ye->nr_entries ++;
+ ye->nr_entries++;
}
static int
@@ -432,8 +437,8 @@ static int
check_same_word(struct yomi_entry *ye, int idx)
{
struct word_entry *base = &ye->entries[idx];
- int i;
- for (i = idx -1; i >= 0; i--) {
+ int i = idx - 1;
+ if (i >= 0) {
struct word_entry *cur = &ye->entries[i];
if (base->raw_freq != cur->raw_freq) {
return 0;
@@ -535,7 +540,7 @@ find_yomi_entry(struct yomi_entry_list *yl, xstr *index, int create)
ye->next = yl->head;
yl->head = ye;
- yl->nr_entries ++;
+ yl->nr_entries++;
return ye;
}
@@ -563,7 +568,10 @@ mk_yomi_hash(FILE *yomi_hash_out, struct yomi_entry_list *yl)
unsigned char *hash_array;
int i;
struct yomi_entry *ye;
- hash_array = (unsigned char *)malloc(YOMI_HASH_ARRAY_SIZE);
+ if (!(hash_array = (unsigned char *)malloc(YOMI_HASH_ARRAY_SIZE))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return;
+ }
for (i = 0; i < YOMI_HASH_ARRAY_SIZE; i++) {
hash_array[i] = 0;
}
@@ -574,7 +582,7 @@ mk_yomi_hash(FILE *yomi_hash_out, struct yomi_entry_list *yl)
fwrite(hash_array, YOMI_HASH_ARRAY_SIZE, 1, yomi_hash_out);
printf("generated yomi hash bitmap (%d collisions/%d entries)\n",
yomi_hash_collision, yl->nr_valid_entries);
-
+ free(hash_array);
}
static struct adjust_command *
@@ -590,22 +598,20 @@ parse_modify_freq_command (const char *buf,
wt = strtok (NULL, " ");
word = strtok (NULL, " ");
type_str = strtok (NULL, " ");
- if (!yomi || !wt || !word || !type_str) {
+ if (!yomi || !wt || !word || !type_str)
return NULL;
- }
- if (!strcmp (type_str, "up")) {
+ if (!strcmp (type_str, "up"))
type = ADJUST_FREQ_UP;
- }
- if (!strcmp (type_str, "down")) {
+ if (!strcmp (type_str, "down"))
type = ADJUST_FREQ_DOWN;
- }
- if (!strcmp (type_str, "kill")) {
+ if (!strcmp (type_str, "kill"))
type = ADJUST_FREQ_KILL;
- }
- if (!type) {
+ if (!type)
+ return NULL;
+ if (!(cmd = malloc (sizeof (struct adjust_command)))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
return NULL;
}
- cmd = malloc (sizeof (struct adjust_command));
cmd->type = type;
cmd->yomi = anthy_cstr_to_xstr (yomi, mds->input_encoding);
cmd->wt = get_wt_name(wt);
@@ -691,8 +697,9 @@ apply_adjust_command(struct yomi_entry_list *yl,
{
struct adjust_command *cmd;
for (cmd = ac_list->next; cmd; cmd = cmd->next) {
- struct word_entry *we = find_word_entry(yl, cmd->yomi,
- cmd->wt, cmd->word);
+ struct word_entry *we;
+ assert(cmd);
+ we = find_word_entry(yl, cmd->yomi, cmd->wt, cmd->word);
if (!we) {
char *yomi = anthy_xstr_to_cstr(cmd->yomi, ANTHY_UTF8_ENCODING);
printf("failed to find target of adjust command (%s, %s, %s)\n",
@@ -732,11 +739,14 @@ sort_word_dict(struct yomi_entry_list *yl)
struct yomi_entry *ye;
yl->nr_valid_entries = 0;
/* 単語を持つ読みだけを yl->ye_arrayに詰め直す */
- yl->ye_array = malloc(sizeof(struct yomi_entry *) * yl->nr_entries);
+ if (!(yl->ye_array = malloc(sizeof(struct yomi_entry *) * yl->nr_entries))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return;
+ }
for (i = 0, ye = yl->head; i < yl->nr_entries; i++, ye = ye->next) {
if (ye->nr_entries > 0) {
yl->ye_array[yl->nr_valid_entries] = ye;
- yl->nr_valid_entries ++;
+ yl->nr_valid_entries++;
}
}
/**/
@@ -984,7 +994,10 @@ build_reverse_dict(struct mkdic_stat *mds)
/* コピーする
* (元の辞書中のポインタはreallocで動くのでコピーが必要)
*/
- we_array = malloc(sizeof(struct word_entry )* n);
+ if (!(we_array = malloc(sizeof(struct word_entry )* n))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return;
+ }
n = 0;
for (ye = mds->yl.head; ye; ye = ye->next) {
for (i = 0; i < ye->nr_entries; i++) {
@@ -1041,12 +1054,32 @@ static void
set_exclude_wtypes(struct mkdic_stat *mds, int nr, char **tokens)
{
int i;
+ assert(nr > 0);
mds->nr_excluded = nr - 1;
- mds->excluded_wtypes = malloc(sizeof(char *) * (nr - 1));
+ if (nr == 1) {
+ anthy_log(0, "nr == 1 in %s:%d\n", __FILE__, __LINE__);
+ return;
+ }
+ if (!(mds->excluded_wtypes = malloc(sizeof(char *) * (nr - 1)))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ mds->nr_excluded = 0;
+ return;
+ }
/**/
- for (i = 1; i < nr; i++) {
+ mds->excluded_wtypes[0] = NULL;
+ for (i = 1; i < nr; i++)
mds->excluded_wtypes[i - 1] = strdup(tokens[i]);
+}
+
+static void
+free_exclude_wtypes(struct mkdic_stat *mds)
+{
+ int i;
+ for (i = 0; i < mds->nr_excluded; i++) {
+ free (mds->excluded_wtypes[i]);
}
+ free (mds->excluded_wtypes);
+ mds->excluded_wtypes = NULL;
}
static void
@@ -1098,14 +1131,18 @@ show_command(char **tokens, int nr)
static int
execute_batch(struct mkdic_stat *mds, const char *fn)
{
- int nr;
- char **tokens;
+ int nr = 0;
+ char **tokens = NULL;
if (anthy_open_file(fn)) {
printf("mkanthydic: failed to open %s\n", fn);
return 1;
}
while (!anthy_read_line(&tokens, &nr)) {
- char *cmd = tokens[0];
+ char *cmd;
+ if (!nr)
+ break;
+ assert(nr > 0);
+ cmd = tokens[0];
show_command(tokens, nr);
if (!strcmp(cmd, "read") && nr == 2) {
read_dict_file(mds, tokens[1]);
@@ -1160,6 +1197,29 @@ init_mds(struct mkdic_stat *mds)
mds->excluded_wtypes = NULL;
}
+static void
+free_yomi_entry_list(struct yomi_entry_list *yl)
+{
+ struct yomi_entry *ye, *ye_prev;
+ int i;
+
+ free (yl->ye_array);
+ yl->ye_array = NULL;
+ for (i = 0, ye = yl->head; ye && (i < yl->nr_entries); i++) {
+ free (ye->index_xstr->str);
+ free (ye->index_xstr);
+ ye->index_xstr = NULL;
+ free (ye->index_str);
+ ye->index_str = NULL;
+ free (ye->entries);
+ ye->entries = NULL;
+ ye->hash_next = NULL;
+ ye_prev = ye;
+ ye = ye->next;
+ free (ye_prev);
+ }
+}
+
/* libanthyの使用する部分だけを初期化する */
static void
init_libs(void)
@@ -1180,6 +1240,7 @@ main(int argc, char **argv)
int i;
char *script_fn = NULL;
int help_mode = 0;
+ int retval;
anthy_init_wtypes();
init_libs();
@@ -1200,5 +1261,10 @@ main(int argc, char **argv)
print_usage();
}
- return execute_batch(&mds, script_fn);
+ retval = execute_batch(&mds, script_fn);
+ free_yomi_entry_list(&mds.yl);
+ free_exclude_wtypes(&mds);
+ free_uc_dict(mds.ud);
+ mds.ud = NULL;
+ return retval;
}
diff --git a/mkworddic/mkdic.h b/mkworddic/mkdic.h
index 3885c4f..ec09ec0 100644
--- a/mkworddic/mkdic.h
+++ b/mkworddic/mkdic.h
@@ -85,6 +85,7 @@ const char *get_wt_name(const char *name);
* 用例辞書を作る */
struct uc_dict *create_uc_dict(void);
void read_uc_file(struct uc_dict *ud, const char *fn);
+void free_uc_dict(struct uc_dict *dict);
void make_ucdict(FILE *out, struct uc_dict *uc);
/**/
diff --git a/mkworddic/mkudic.c b/mkworddic/mkudic.c
index 1bdf6ee..12d0a78 100644
--- a/mkworddic/mkudic.c
+++ b/mkworddic/mkudic.c
@@ -2,11 +2,13 @@
* 用例辞書を作る
*
* Copyright (C) 2003-2005 TABATA Yusuke
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
+#include <anthy/logger.h>
#include <anthy/matrix.h>
#include "mkdic.h"
@@ -54,7 +56,10 @@ commit_uc(struct uc_dict *dict, int x, int y)
if (x < 0 || y < 0) {
return ;
}
- uc = malloc(sizeof(struct use_case));
+ if (!(uc = malloc(sizeof(struct use_case)))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return;
+ }
uc->id[0] = x;
uc->id[1] = y;
/**/
@@ -68,6 +73,10 @@ struct uc_dict *
create_uc_dict(void)
{
struct uc_dict *dict = malloc(sizeof(struct uc_dict));
+ if (!dict) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
dict->uc_head.next = NULL;
dict->nr_ucs = 0;
@@ -120,6 +129,22 @@ read_uc_file(struct uc_dict *dict, const char *fn)
}
off ++;
}
+ fclose(uc_file);
+}
+
+void
+free_uc_dict(struct uc_dict *dict)
+{
+ struct use_case *uc, *prev_uc;
+
+ if (!dict)
+ return;
+ for (uc = dict->uc_head.next; uc; ) {
+ prev_uc = uc;
+ uc = uc->next;
+ free (prev_uc);
+ }
+ free (dict);
}
/* 用例辞書をファイルに書き出す */
@@ -148,5 +173,7 @@ make_ucdict(FILE *uc_out, struct uc_dict *dict)
} else {
printf("udic: no use examples.\n");
}
-
+ anthy_sparse_matrix_free(sm);
+ free(mi->image);
+ free(mi);
}
diff --git a/mkworddic/writewords.c b/mkworddic/writewords.c
index d8eead7..e6e767c 100644
--- a/mkworddic/writewords.c
+++ b/mkworddic/writewords.c
@@ -7,6 +7,7 @@
* output_word_dict()が呼び出される
*
* Copyright (C) 2000-2006 TABATA Yusuke
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
/*
This library is free software; you can redistribute it and/or
@@ -126,7 +127,7 @@ static int
common_len(xstr *s1, xstr *s2)
{
int m,i;
- if (!s1 || !s2) {
+ if ((!s1) || (!s2)) {
return 0;
}
if (s1->len < s2->len) {
diff --git a/src-diclib/conf.c b/src-diclib/conf.c
index 810bf80..271052d 100644
--- a/src-diclib/conf.c
+++ b/src-diclib/conf.c
@@ -4,6 +4,7 @@
* 変数の関係に注意
*
* Copyright (C) 2000-2007 TABATA Yusuke
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
/*
This library is free software; you can redistribute it and/or
@@ -20,6 +21,7 @@
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+#include <assert.h>
#include <unistd.h>
#include <pwd.h>
#include <time.h>
@@ -89,7 +91,13 @@ get_subst(const char *s)
strchr(s, '}')) {
struct val_ent *val;
char *var = strdup(&s[2]);
- char *k = strchr(var, '}');
+ char *k;
+ if (!var) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
+ k = strchr(var, '}');
+ assert(k);
*k = 0;
val = find_val_ent(var);
free(var);
@@ -125,7 +133,10 @@ expand_string(const char *s)
struct expand_buf eb;
char *res;
eb.size = 256;
- eb.buf = malloc(eb.size);
+ if (!(eb.buf = malloc(eb.size))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
eb.cur = eb.buf;
eb.len = 0;
@@ -139,13 +150,14 @@ expand_string(const char *s)
eb.cur += len;
eb.len += len;
s = strchr(s, '}');
- s ++;
+ assert(s);
+ s++;
} else {
*eb.cur = *s;
/**/
- eb.cur ++;
+ eb.cur++;
s++;
- eb.len ++;
+ eb.len++;
}
/**/
ensure_buffer(&eb, 256);
diff --git a/src-diclib/diclib_inner.h b/src-diclib/diclib_inner.h
index 9da45ab..1b0f277 100644
--- a/src-diclib/diclib_inner.h
+++ b/src-diclib/diclib_inner.h
@@ -17,7 +17,7 @@ typedef enum
/* file_dic.h */
int anthy_init_file_dic(void);
void anthy_quit_file_dic(void);
-
+int anthy_file_test(const char *filename, AnthyFileTest test);
/* xchar.c */
void anthy_init_xchar_tab(void);
diff --git a/src-diclib/file_dic.c b/src-diclib/file_dic.c
index 2869648..5602ff0 100644
--- a/src-diclib/file_dic.c
+++ b/src-diclib/file_dic.c
@@ -121,7 +121,7 @@ anthy_path_skip_root (const char *file_name)
/* anthy_file_test:
* Copy from g_file_test()
*/
-static int
+int
anthy_file_test (const char *filename,
AnthyFileTest test)
{
diff --git a/src-diclib/filemap.c b/src-diclib/filemap.c
index c810719..1e228eb 100644
--- a/src-diclib/filemap.c
+++ b/src-diclib/filemap.c
@@ -4,7 +4,7 @@
* *将来的には一つのファイルを複数の目的にmapすることも考慮
*
* Copyright (C) 2005 TABATA Yusuke
- *
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
/*
This library is free software; you can redistribute it and/or
@@ -89,7 +89,11 @@ anthy_mmap(const char *fn, int wr)
}
/* mmapに成功したので情報を返す */
- m = malloc(sizeof(struct filemapping));
+ if (!(m = malloc(sizeof(struct filemapping)))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ munmap(ptr, st.st_size);
+ return NULL;
+ }
m->size = st.st_size;
m->ptr = ptr;
m->wr = wr;
diff --git a/src-diclib/logger.c b/src-diclib/logger.c
index 6e6d402..233a488 100644
--- a/src-diclib/logger.c
+++ b/src-diclib/logger.c
@@ -1,9 +1,11 @@
/*
* ログの出力
* $Id: logger.c,v 1.8 2002/05/14 13:24:47 yusuke Exp $
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
#include <stdio.h>
#include <stdarg.h>
+#include <string.h>
#include <anthy/anthy.h>
#include <anthy/logger.h>
@@ -46,3 +48,24 @@ anthy_set_logger(anthy_logger lg, int level)
{
anthy_do_set_logger(lg, level);
}
+
+const char *
+anthy_strerror (int errnum)
+{
+ const char *msg;
+ static char buf[1024];
+
+#if defined(HAVE_STRERROR_R)
+# if defined(__GLIBC__) && !((_POSIX_C_SOURCE >= 200112L || _XOPEN_SOURCE >= 600) && ! _GNU_SOURCE)
+ msg = strerror_r (errnum, buf, sizeof (buf));
+# else
+ strerror_r (errnum, buf, sizeof (buf));
+ msg = buf;
+# endif /* HAVE_STRERROR_R */
+#else
+ strncpy (buf, strerror (errnum), sizeof (buf));
+ buf[sizeof (buf) - 1] = '\0';
+ msg = buf;
+#endif
+ return msg;
+}
diff --git a/src-diclib/ruleparser.c b/src-diclib/ruleparser.c
index d83deac..7a40e37 100644
--- a/src-diclib/ruleparser.c
+++ b/src-diclib/ruleparser.c
@@ -3,6 +3,7 @@
* 汎用のファイル読み込みモジュール
*
* Copyright (C) 2000-2006 TABATA Yusuke
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*
*/
/*
@@ -21,6 +22,7 @@
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <ctype.h>
+#include <limits.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
@@ -137,9 +139,11 @@ get_token_in(struct line_stat *ls)
}
/* トークンが始まるまで空白を読み飛ばす */
do {
+ /* tainted cc should be sanitized */
+ cc = 0;
esc = mygetc(&cc);
- } while (cc > 0 && myisblank(cc) && esc == 0);
- if (cc == -1) {
+ } while (cc != EOF && cc > 0 && cc < INT_MAX && myisblank(cc) && esc == 0);
+ if (cc == EOF) {
return NULL;
}
if (cc == '\n'){
@@ -209,7 +213,8 @@ proc_include(void)
anthy_log(0, "Syntax error in include directive.\n");
return ;
}
- if (g_ps.cur_fpp > MAX_INCLUDE_DEPTH - 1) {
+ /* (i + 1) should < MAX_INCLUDE_DEPTH for g_ps.fp_stack[i + 1] */
+ if (g_ps.cur_fpp >= MAX_INCLUDE_DEPTH - 1) {
anthy_log(0, "Too deep include.\n");
return ;
}
diff --git a/src-diclib/xstr.c b/src-diclib/xstr.c
index 018a63d..21f3e04 100644
--- a/src-diclib/xstr.c
+++ b/src-diclib/xstr.c
@@ -11,7 +11,7 @@
* cstrはCの普通のEUC文字列
*
* Copyright (C) 2000-2007 TABATA Yusuke
- *
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
/*
This library is free software; you can redistribute it and/or
@@ -28,6 +28,7 @@
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@@ -35,6 +36,7 @@
#include "config.h"
/* for ANTHY_*_ENCODING */
#include <anthy/anthy.h>
+#include <anthy/logger.h>
#include <anthy/xstr.h>
#include <anthy/xchar.h>
@@ -217,7 +219,8 @@ anthy_xstr_to_cstr(xstr *s, int encoding)
l++;
}
}
- p = (char *)malloc(l + 1);
+ if (!(p = (char *)malloc(l + 1)))
+ return NULL;
p[l] = 0;
j = 0;
for (i = 0; i < s->len; i++) {
@@ -240,9 +243,13 @@ anthy_xstr_dup(xstr *s)
{
int i;
xstr *x = (xstr *)malloc(sizeof(xstr));
+ if (!x)
+ return NULL;
x->len = s->len;
if (s->len) {
- x->str = malloc(sizeof(xchar)*s->len);
+ assert(s->str);
+ if (!(x->str = malloc(sizeof(xchar)*s->len)))
+ return x;
}else{
x->str = NULL;
}
@@ -258,8 +265,10 @@ anthy_xstr_dup_str(xstr *s)
xchar *c;
int i;
if (s->len) {
- c = malloc(sizeof(xchar)*s->len);
- }else{
+ assert(s->str);
+ if (!(c = malloc(sizeof(xchar)*s->len)))
+ return NULL;
+ } else {
c = 0;
}
for (i = 0; i < s->len; i++) {
@@ -443,8 +452,11 @@ xstr *
anthy_xstrcat(xstr *s, xstr *a)
{
int i, l;
+ xchar *xch;
if (!s) {
s = malloc(sizeof(xstr));
+ if (!s)
+ return NULL;
s->str = NULL;
s->len = 0;
}
@@ -457,7 +469,16 @@ anthy_xstrcat(xstr *s, xstr *a)
return s;
}
+ xch = s->str;
s->str = realloc(s->str, sizeof(xchar)*l);
+ if (!s->str) {
+ anthy_log(0, "Failed realloc in %s:%d\n", __FILE__, __LINE__);
+ s->str = xch;
+ s->len = l - a->len;
+ return s;
+ }
+ if (a->len)
+ assert(a->str);
for (i = 0; i < a->len; i ++) {
s->str[s->len+i] = a->str[i];
}
@@ -480,14 +501,14 @@ long long
anthy_xstrtoll(xstr *x)
{
xchar c;
- int i;
+ int i, t = XCT_NONE;
long long n = 0;/* 数 */
- if (!x->len || x->len > 16) {
+ if (!x->len || x->len > 16)
return -1;
- }
- if ((!anthy_get_xstr_type(x)) & (XCT_NUM | XCT_WIDENUM)) {
+ for (i = 0; i < x->len; i++)
+ t |= anthy_get_xchar_type(x->str[i]);
+ if (!(t & (XCT_NUM | XCT_WIDENUM)))
return -1;
- }
for (i = 0; i < x->len; i++) {
c = x->str[i];
n *= 10;
@@ -503,7 +524,15 @@ anthy_xstr_wide_num_to_num(xstr* src_xs)
{
int i;
xstr *dst_xs;
- dst_xs = anthy_xstr_dup(src_xs);
+ if (!(dst_xs = anthy_xstr_dup(src_xs))) {
+ anthy_log(0, "Failed anthy_xstr_dup() in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
+ assert(src_xs);
+ if (src_xs->len) {
+ assert(src_xs->str);
+ assert(dst_xs->str);
+ }
for (i = 0; i < src_xs->len; ++i) {
dst_xs->str[i] = anthy_xchar_wide_num_to_num(src_xs->str[i]);
}
@@ -518,6 +547,15 @@ anthy_xstr_hira_to_kata(xstr *src_xs)
xstr *dst_xs;
int i, j;
dst_xs = anthy_xstr_dup(src_xs);
+ if (!dst_xs) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
+ if (dst_xs->len && !dst_xs->str) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ dst_xs->len = 0;
+ return dst_xs;
+ }
for (i = 0 ,j = 0; i < dst_xs->len; i++, j++) {
/* 「う゛」のチェック */
@@ -553,8 +591,20 @@ anthy_xstr_hira_to_half_kata(xstr *src_xs)
}
}
xs = malloc(sizeof(xstr));
+ if (!xs) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
xs->len = len;
xs->str = malloc(sizeof(xchar) * len);
+ if (len) {
+ assert(src_xs->str);
+ if (!xs->str) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ xs->len = 0;
+ return xs;
+ }
+ }
j = 0;
for (i = 0; i < src_xs->len; i++) {
const struct half_kana_table *tab = anthy_find_half_kana(src_xs->str[i]);
@@ -583,6 +633,18 @@ anthy_conv_half_wide(xstr *xs)
}
}
res = anthy_xstr_dup(xs);
+ if (!res) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
+ if (xs->len > 0) {
+ assert(xs->str);
+ if (!res->str) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ res->len = 0;
+ return res;
+ }
+ }
for (i = 0; i < xs->len; i++) {
res->str[i] = anthy_lookup_half_wide(xs->str[i]);
}
diff --git a/src-main/context.c b/src-main/context.c
index 1b211db..20dde71 100644
--- a/src-main/context.c
+++ b/src-main/context.c
@@ -8,6 +8,7 @@
*
* Funded by IPA未踏ソフトウェア創造事業 2001 10/29
* Copyright (C) 2000-2007 TABATA Yusuke
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*
* $Id: context.c,v 1.26 2002/11/17 14:45:47 yusuke Exp $
*/
@@ -26,16 +27,20 @@
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+#include <assert.h>
+#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
+#include <errno.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <anthy/anthy.h>
#include <anthy/alloc.h>
+#include <anthy/logger.h>
#include <anthy/record.h>
#include <anthy/ordering.h>
#include <anthy/splitter.h>
@@ -81,10 +86,15 @@ release_segment(struct seg_ent *s)
anthy_release_cand_ent(s->cands[i]);
}
free (s->cands);
- }
- if (s->mw_array) {
- free(s->mw_array);
- }
+ s->cands = NULL;
+ }
+ free(s->mw_array);
+ s->mw_array = NULL;
+ s->best_mw = NULL;
+ s->str.str = NULL;
+ s->str.len = 0;
+ s->next = NULL;
+ s->prev = NULL;
free(s);
}
@@ -96,12 +106,13 @@ pop_back_seg_ent(struct anthy_context *c)
struct seg_ent *s;
s = c->seg_list.list_head.prev;
if (s == &c->seg_list.list_head) {
- return ;
+ return;
}
s->prev->next = s->next;
s->next->prev = s->prev;
+ c->seg_list.list_head.prev = s->next->prev;
release_segment(s);
- c->seg_list.nr_segments --;
+ c->seg_list.nr_segments--;
}
@@ -174,7 +185,10 @@ create_segment(struct anthy_context *ac, int from, int len,
struct meta_word* best_mw)
{
struct seg_ent* s;
- s = (struct seg_ent *)malloc(sizeof(struct seg_ent));
+ if (!(s = (struct seg_ent *)malloc(sizeof(struct seg_ent)))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
s->str.str = &ac->str.str[from];
s->str.len = len;
s->from = from;
@@ -191,6 +205,7 @@ create_segment(struct anthy_context *ac, int from, int len,
static void
push_back_segment(struct anthy_context *ac, struct seg_ent *se)
{
+ assert(se);
se->next = &ac->seg_list.list_head;
se->prev = ac->seg_list.list_head.prev;
ac->seg_list.list_head.prev->next = se;
@@ -236,7 +251,10 @@ anthy_do_create_context(int encoding)
return NULL;
}
- ac = (struct anthy_context *)anthy_smalloc(context_ator);
+ if (!(ac = (struct anthy_context *)anthy_smalloc(context_ator))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
ac->str.str = NULL;
ac->str.len = 0;
ac->seg_list.nr_segments = 0;
@@ -383,15 +401,20 @@ anthy_do_resize_segment(struct anthy_context *ac,
/* resizeが可能か検査する */
if (nth >= ac->seg_list.nr_segments) {
- return ;
+ return;
}
index = get_nth_segment_index(ac, nth);
len = get_nth_segment_len(ac, nth);
if (index + len + resize > ac->str.len) {
- return ;
+ return;
}
if (len + resize < 1) {
- return ;
+ return;
+ }
+ if (index < 0) {
+ anthy_log(0, "Wrong segment index for %dth %s:%d\n",
+ nth, __FILE__, __LINE__);
+ return;
}
/* nth以降のseg_entを解放する */
@@ -454,7 +477,7 @@ anthy_do_set_prediction_str(struct anthy_context *ac, xstr* xs)
}
}
- prediction->str.str = (xchar*)malloc(sizeof(xchar*)*(xs->len+1));
+ prediction->str.str = (xchar*)malloc(sizeof(xchar) * (xs->len + 1));
anthy_xstrcpy(&prediction->str, xs);
prediction->str.str[xs->len]=0;
@@ -497,30 +520,31 @@ get_change_state(struct anthy_context *ac)
}
static void
-write_history(FILE *fp, struct anthy_context *ac)
+write_history(int fd,
+ struct anthy_context *ac)
{
int i;
/* 読み */
- fprintf(fp, "|");
+ dprintf(fd, "|");
for (i = 0; i < ac->seg_list.nr_segments; i++) {
struct seg_ent *s = anthy_get_nth_segment(&ac->seg_list, i);
char *c = anthy_xstr_to_cstr(&s->str, ANTHY_EUC_JP_ENCODING);
- fprintf(fp, "%s|", c);
+ dprintf(fd, "%s|", c);
free(c);
}
- fprintf(fp, " |");
+ dprintf(fd, " |");
/* 結果 */
for (i = 0; i < ac->seg_list.nr_segments; i++) {
struct seg_ent *s = anthy_get_nth_segment(&ac->seg_list, i);
char *c;
/**/
if (s->committed < 0) {
- fprintf(fp, "?|");
+ dprintf(fd, "?|");
continue ;
}
c = anthy_xstr_to_cstr(&s->cands[s->committed]->str,
ANTHY_EUC_JP_ENCODING);
- fprintf(fp, "%s|", c);
+ dprintf(fd, "%s|", c);
free(c);
}
}
@@ -528,28 +552,37 @@ write_history(FILE *fp, struct anthy_context *ac)
void
anthy_save_history(const char *fn, struct anthy_context *ac)
{
- FILE *fp;
+ int fd;
struct stat st;
if (!fn) {
- return ;
+ return;
}
- fp = fopen(fn, "a");
- if (!fp) {
- return ;
+ /* TOCTOU: Use fchmod() and fstat(). chmod() after stat() can cause a
+ * time-of-check, time-of-use race condition.
+ */
+ errno = 0;
+ fd = open(fn, O_RDWR | O_CREAT | O_APPEND, S_IRUSR | S_IWUSR);
+ if (fd == -1) {
+ anthy_log(0, "Failed to open %s: %s\n", fn, anthy_strerror(errno));
+ return;
}
- if (stat(fn, &st) ||
+ if (fstat(fd, &st) ||
st.st_size > HISTORY_FILE_LIMIT) {
- fclose(fp);
- return ;
+ close(fd);
+ return;
}
/**/
- fprintf(fp, "anthy-%s ", anthy_get_version_string());
- fprintf(fp, "%s ", get_change_state(ac));
- write_history(fp, ac);
- fprintf(fp, "\n");
- fclose(fp);
+ dprintf(fd, "anthy-%s ", anthy_get_version_string());
+ dprintf(fd, "%s ", get_change_state(ac));
+ write_history(fd, ac);
+ dprintf(fd, "\n");
/**/
- chmod(fn, S_IREAD | S_IWRITE);
+ errno = 0;
+ if (fchmod(fd, S_IREAD | S_IWRITE)) {
+ anthy_log(0, "Failed chmod in %s:%d: %s\n",
+ __FILE__, __LINE__, anthy_strerror(errno));
+ }
+ close(fd);
}
/** 候補を表示する */
@@ -674,7 +707,10 @@ anthy_do_set_personality(const char *id)
if (!id || strchr(id, '/')) {
return -1;
}
- current_personality = strdup(id);
+ if (!(current_personality = strdup(id))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return -1;
+ }
anthy_dic_set_personality(current_personality);
return 0;
}
diff --git a/src-main/main.c b/src-main/main.c
index f492737..ae5c805 100644
--- a/src-main/main.c
+++ b/src-main/main.c
@@ -12,7 +12,7 @@
* Copyright (C) 2004-2006 YOSHIDA Yuichi
* Copyright (C) 2000-2007 KMC(Kyoto University Micro Computer Club)
* Copyright (C) 2001-2002 TAKAI Kosuke, Nobuoka Takahiro
- *
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
/*
This library is free software; you can redistribute it and/or
@@ -202,7 +202,7 @@ int
anthy_set_string(struct anthy_context *ac, const char *s)
{
xstr *xs;
- int retval;
+ int retval = 0;
if (!ac) {
return -1;
@@ -227,7 +227,7 @@ anthy_set_string(struct anthy_context *ac, const char *s)
/**/
if (!need_reconvert(ac, xs)) {
/* 普通に変換する */
- retval = anthy_do_context_set_str(ac, xs, 0);
+ retval |= anthy_do_context_set_str(ac, xs, 0);
} else {
/* 漢字やカタカナが混じっていたら再変換してみる */
struct anthy_conv_stat stat;
@@ -235,7 +235,7 @@ anthy_set_string(struct anthy_context *ac, const char *s)
int i;
xstr* hira_xs;
/* 与えられた文字列に変換をかける */
- retval = anthy_do_context_set_str(ac, xs, 1);
+ retval |= anthy_do_context_set_str(ac, xs, 1);
/* 各文節の第一候補を取得して平仮名列を得る */
anthy_get_stat(ac, &stat);
@@ -246,7 +246,7 @@ anthy_set_string(struct anthy_context *ac, const char *s)
}
/* 改めて変換を行なう */
anthy_release_segment_list(ac);
- retval = anthy_do_context_set_str(ac, hira_xs, 0);
+ retval |= anthy_do_context_set_str(ac, hira_xs, 0);
anthy_free_xstr(hira_xs);
}
diff --git a/src-ordering/candswap.c b/src-ordering/candswap.c
index d2b2767..a512b24 100644
--- a/src-ordering/candswap.c
+++ b/src-ordering/candswap.c
@@ -8,9 +8,13 @@
* 自立語部:「田端」->「田畑」
* の二つのエントリを追加する
*
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
+ *
*/
#include <stdlib.h>
+#include <stdio.h>
+#include <anthy/logger.h>
#include <anthy/record.h>
#include <anthy/segment.h>
/* for OCHAIRE_SCORE */
@@ -106,10 +110,22 @@ prepare_swap_candidate(xstr *target)
}
if (!anthy_xstrcmp(target, n)) {
+ int i;
+ char buff[256];
/* 第一候補 -> xs -> n で n = 第一候補のループ */
- anthy_select_row(target, 0);
+ if (anthy_select_row(target, 0)) {
+ for (i = 0; i < 3 && i < target->len; i++)
+ sprintf (buff + i * 6, "%04X, ", target->str[i]);
+ anthy_log(0, "No current selection or Could not find %s in %s:%d.\n",
+ buff, __FILE__, __LINE__);
+ }
anthy_release_row();
- anthy_select_row(xs, 0);
+ if (anthy_select_row(xs, 0)) {
+ for (i = 0; i < 3 && i < xs->len; i++)
+ sprintf (buff + i * 6, "%04X, ", xs->str[i]);
+ anthy_log(0, "No current selection or Could not find %s in %s:%d.\n",
+ buff, __FILE__, __LINE__);
+ }
anthy_release_row();
/* 第一候補 -> xs を消して、交換の必要は無し */
return NULL;
@@ -157,7 +173,8 @@ proc_swap_candidate_indep(struct seg_ent *se)
}
/**/
- anthy_select_section("INDEPPAIR", 1);
+ if (anthy_select_section("INDEPPAIR", 1))
+ anthy_log(0, "Failed to save INDEPPAIR in %s:%d.\n", __FILE__, __LINE__);
xs = prepare_swap_candidate(&key);
free(key.str);
if (!xs) {
diff --git a/src-ordering/relation.c b/src-ordering/relation.c
index 3db183a..651f48e 100644
--- a/src-ordering/relation.c
+++ b/src-ordering/relation.c
@@ -2,9 +2,9 @@
* 文節の関係を処理する
* Copyright (C) 2006 Higashiyama Masahiko (thanks google summer of code program)
* Copyright (C) 2002-2007 TABATA Yusuke
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*
* anthy_reorder_candidates_by_relation()
- *
*/
/*
This library is free software; you can redistribute it and/or
@@ -427,10 +427,8 @@ anthy_relation_init(void)
{
corpus_info.corpus_array = anthy_file_dic_get_section("corpus_array");
corpus_info.corpus_bucket = anthy_file_dic_get_section("corpus_bucket");
- if (!corpus_info.corpus_array ||
- !corpus_info.corpus_array) {
+ if (!corpus_info.corpus_array || !corpus_info.corpus_bucket)
return ;
- }
corpus_info.array_size = ntohl(((int *)corpus_info.corpus_array)[1]);
corpus_info.bucket_size = ntohl(((int *)corpus_info.corpus_bucket)[1]);
corpus_info.array = &(((int *)corpus_info.corpus_array)[16]);
diff --git a/src-splitter/compose.c b/src-splitter/compose.c
index 998a157..70b841a 100644
--- a/src-splitter/compose.c
+++ b/src-splitter/compose.c
@@ -13,6 +13,7 @@
* Copyright (C) 2000-2005 TABATA Yusuke
* Copyright (C) 2004-2005 YOSHIDA Yuichi
* Copyright (C) 2002 UGAWA Tomoharu
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*
* $Id: compose.c,v 1.25 2005/08/19 04:20:25 oxy Exp $
*/
@@ -31,11 +32,13 @@
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <anthy/dic.h>
+#include <anthy/logger.h>
#include <anthy/splitter.h>
#include <anthy/segment.h>
#include "wordborder.h"
@@ -45,7 +48,10 @@ static struct cand_ent *
alloc_cand_ent(void)
{
struct cand_ent *ce;
- ce = (struct cand_ent *)malloc(sizeof(struct cand_ent));
+ if (!(ce = (struct cand_ent *)malloc(sizeof(struct cand_ent)))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
ce->nr_words = 0;
ce->elm = NULL;
ce->mw = NULL;
@@ -62,18 +68,22 @@ dup_candidate(struct cand_ent *ce)
{
struct cand_ent *ce_new;
int i;
- ce_new = alloc_cand_ent();
+ if (!(ce_new = alloc_cand_ent()))
+ return NULL;
ce_new->nr_words = ce->nr_words;
ce_new->str.len = ce->str.len;
ce_new->str.str = anthy_xstr_dup_str(&ce->str);
- ce_new->elm = malloc(sizeof(struct cand_elm)*ce->nr_words);
+ if (!(ce_new->elm = malloc(sizeof(struct cand_elm)*ce->nr_words))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ ce_new->nr_words = 0;
+ }
ce_new->flag = ce->flag;
ce_new->core_elm_index = ce->core_elm_index;
ce_new->mw = ce->mw;
ce_new->score = ce->score;
ce_new->dep_word_hash = ce->dep_word_hash;
- for (i = 0 ; i < ce->nr_words ; i++) {
+ for (i = 0 ; i < ce_new->nr_words ; i++) {
ce_new->elm[i] = ce->elm[i];
}
return ce_new;
@@ -84,9 +94,16 @@ static void
push_back_candidate(struct seg_ent *seg, struct cand_ent *ce)
{
/* seg_entに候補ceを追加 */
+ struct cand_ent **cands = seg->cands;
seg->nr_cands++;
seg->cands = (struct cand_ent **)
realloc(seg->cands, sizeof(struct cand_ent *) * seg->nr_cands);
+ if (!seg->cands) {
+ anthy_log(0, "Failed realloc in %s:%d\n", __FILE__, __LINE__);
+ seg->cands = cands;
+ seg->nr_cands--;
+ return;
+ }
seg->cands[seg->nr_cands - 1] = ce;
/**/
if (anthy_splitter_debug_flags() & SPLITTER_DEBUG_CAND) {
@@ -143,6 +160,9 @@ enum_candidates(struct seg_ent *seg,
}
return 1;
}
+ /* ce->nr_words == ce->mw->nr_parts from make_candidate_from_simple_metaword()
+ */
+ assert(n < ce->nr_words);
p = anthy_get_nr_dic_ents(ce->elm[n].se, &ce->elm[n].str);
@@ -160,7 +180,11 @@ enum_candidates(struct seg_ent *seg,
yomi.len = ce->elm[n].str.len;
yomi.str = &seg->str.str[from];
- cand = dup_candidate(ce);
+ if (!(cand = dup_candidate(ce))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return 0;
+ }
+ assert(n < cand->nr_words);
anthy_get_nth_dic_ent_str(cand->elm[n].se,
&yomi, i, &word);
cand->elm[n].nth = i;
@@ -183,7 +207,11 @@ enum_candidates(struct seg_ent *seg,
xstr xs;
xs.len = ce->elm[n].str.len;
xs.str = &seg->str.str[from];
- cand = dup_candidate(ce);
+ if (!(cand = dup_candidate(ce))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return 0;
+ }
+ assert(n < cand->nr_words);
cand->elm[n].nth = -1;
cand->elm[n].id = -1;
anthy_xstrcat(&cand->str, &xs);
@@ -286,19 +314,21 @@ make_cand_elem_from_word_list(struct seg_ent *se,
/* 長さの無いpartは無視する */
continue;
}
- if (i == PART_CORE) {
- ce->core_elm_index = i + index;
- }
core_xs.str = &se->str.str[from];
core_xs.len = part->len;
if (i == PART_DEPWORD) {
ce->dep_word_hash = anthy_dep_word_hash(&core_xs);
}
- ce->elm[i + index].se = anthy_get_seq_ent_from_xstr(&core_xs, is_reverse);
- ce->elm[i + index].str.str = core_xs.str;
- ce->elm[i + index].str.len = core_xs.len;
- ce->elm[i + index].wt = part->wt;
- ce->elm[i + index].ratio = RATIO_BASE * wl->len;
+ if ((i + index) < ce->nr_words) {
+ if (i == PART_CORE)
+ ce->core_elm_index = i + index;
+ assert(ce->elm);
+ ce->elm[i + index].se = anthy_get_seq_ent_from_xstr(&core_xs, is_reverse);
+ ce->elm[i + index].str.str = core_xs.str;
+ ce->elm[i + index].str.len = core_xs.len;
+ ce->elm[i + index].wt = part->wt;
+ ce->elm[i + index].ratio = RATIO_BASE * wl->len;
+ }
from += part->len;
}
}
@@ -321,7 +351,10 @@ make_candidate_from_simple_metaword(struct seg_ent *se,
ce->nr_words = mw->nr_parts;
ce->str.str = NULL;
ce->str.len = 0;
- ce->elm = calloc(sizeof(struct cand_elm),ce->nr_words);
+ if (!(ce->elm = calloc(sizeof(struct cand_elm),ce->nr_words))) {
+ anthy_log(0, "Failed calloc in %s:%d\n", __FILE__, __LINE__);
+ ce->nr_words = 0;
+ }
ce->mw = mw;
ce->score = 0;
@@ -352,12 +385,19 @@ make_candidate_from_combined_metaword(struct seg_ent *se,
struct cand_ent *ce;
/* 複数(1も含む)の単語で構成される文節に単語を割当てていく */
- ce = alloc_cand_ent();
+ if (!(ce = alloc_cand_ent())) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return;
+ }
ce->nr_words = mw->nr_parts;
ce->score = 0;
ce->str.str = NULL;
ce->str.len = 0;
- ce->elm = calloc(sizeof(struct cand_elm),ce->nr_words);
+ if (!(ce->elm = calloc(sizeof(struct cand_elm),ce->nr_words))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ free(ce);
+ return;
+ }
ce->mw = top_mw;
/* 接頭辞, 自立語部, 接尾辞, 付属語 */
@@ -409,7 +449,10 @@ proc_splitter_info(struct seg_ent *se,
/* 連文節の葉 */
{
struct cand_ent *ce;
- ce = alloc_cand_ent();
+ if (!(ce = alloc_cand_ent())) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ break;
+ }
ce->str.str = anthy_xstr_dup_str(&mw->cand_hint);
ce->str.len = mw->cand_hint.len;
ce->flag = CEF_COMPOUND;
@@ -425,7 +468,10 @@ proc_splitter_info(struct seg_ent *se,
/* metawordを持たない候補文字列が
直接に指定された */
struct cand_ent *ce;
- ce = alloc_cand_ent();
+ if (!(ce = alloc_cand_ent())) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ break;
+ }
ce->str.str = anthy_xstr_dup_str(&mw->cand_hint);
ce->str.len = mw->cand_hint.len;
ce->mw = top_mw;
diff --git a/src-splitter/depgraph.c b/src-splitter/depgraph.c
index 118791a..c9ab36c 100644
--- a/src-splitter/depgraph.c
+++ b/src-splitter/depgraph.c
@@ -18,7 +18,9 @@
*
* Copyright (C) 2000-2007 TABATA Yusuke
* Copyright (C) 2006 YOSHIDA Yuichi
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
+#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@@ -247,10 +249,14 @@ static void
read_node(struct dep_dic* ddic, struct dep_node* node, int* offset)
{
int i;
+ assert(offset);
node->nr_branch = anthy_dic_ntohl(*(int*)&ddic->file_ptr[*offset]);
*offset += sizeof(int);
- node->branch = malloc(sizeof(struct dep_branch) * node->nr_branch);
+ if (!(node->branch = malloc(sizeof(struct dep_branch) * node->nr_branch))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ node->nr_branch = 0;
+ }
for (i = 0; i < node->nr_branch; ++i) {
read_branch(ddic, &node->branch[i], offset);
}
@@ -277,7 +283,10 @@ read_file(void)
offset += sizeof(int);
/* 各ノードを読み込む */
- ddic.nodes = malloc(sizeof(struct dep_node) * ddic.nrNodes);
+ if (!(ddic.nodes = malloc(sizeof(struct dep_node) * ddic.nrNodes))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ ddic.nrNodes = 0;
+ }
for (i = 0; i < ddic.nrNodes; ++i) {
read_node(&ddic, &ddic.nodes[i], &offset);
}
@@ -313,6 +322,8 @@ anthy_quit_depword_tab(void)
for (i = 0; i < ddic.nrNodes; i++) {
struct dep_node* node = &ddic.nodes[i];
free(node->branch);
+ node->branch = NULL;
}
free(ddic.nodes);
+ ddic.nodes = NULL;
}
diff --git a/src-splitter/lattice.c b/src-splitter/lattice.c
index cc6c8f2..72cd599 100644
--- a/src-splitter/lattice.c
+++ b/src-splitter/lattice.c
@@ -9,7 +9,7 @@
* Copyright (C) 2006-2007 TABATA Yusuke
* Copyright (C) 2004-2006 YOSHIDA Yuichi
* Copyright (C) 2006 HANAOKA Toshiyuki
- *
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
/*
This library is free software; you can redistribute it and/or
@@ -37,17 +37,19 @@
* (2) グラフを後ろ(右)からたどって最適なパスを求める
*
*/
+#include <assert.h>
+#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-#include <math.h>
#include <anthy/alloc.h>
-#include <anthy/xstr.h>
+#include <anthy/diclib.h>
+#include <anthy/feature_set.h>
+#include <anthy/logger.h>
#include <anthy/segclass.h>
#include <anthy/splitter.h>
-#include <anthy/feature_set.h>
-#include <anthy/diclib.h>
+#include <anthy/xstr.h>
#include "wordborder.h"
static float anthy_normal_length = 20.0; /* 文節の期待される長さ */
@@ -82,6 +84,7 @@ struct lattice_info {
struct splitter_context *sc;
/* ノードのアロケータ */
allocator node_allocator;
+ int lattice_node_len;
};
/*
@@ -210,6 +213,8 @@ get_transition_probability(struct lattice_node *node)
probability = calc_probability(node->seg_class, &features);
anthy_feature_list_free(&features);
+ if (!(node->mw))
+ return probability;
/* 文節の形に対する評価 */
probability *= get_form_bias(node->mw);
return probability;
@@ -223,9 +228,15 @@ alloc_lattice_info(struct splitter_context *sc, int size)
info->sc = sc;
info->lattice_node_list = (struct node_list_head*)
malloc((size + 1) * sizeof(struct node_list_head));
- for (i = 0; i < size + 1; i++) {
- info->lattice_node_list[i].head = NULL;
- info->lattice_node_list[i].nr_nodes = 0;
+ if (!(info->lattice_node_list)) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ info->lattice_node_len = 0;
+ } else {
+ info->lattice_node_len = size + 1;
+ for (i = 0; i < size + 1; i++) {
+ info->lattice_node_list[i].head = NULL;
+ info->lattice_node_list[i].nr_nodes = 0;
+ }
}
info->node_allocator = anthy_create_allocator(sizeof(struct lattice_node),
NULL);
@@ -235,6 +246,7 @@ alloc_lattice_info(struct splitter_context *sc, int size)
static void
calc_node_parameters(struct lattice_node *node)
{
+ assert(node);
/* 対応するmetawordが無い場合は文頭と判断する */
node->seg_class = node->mw ? node->mw->seg_class : SEG_HEAD;
@@ -345,6 +357,8 @@ cmp_node(struct lattice_node *lhs, struct lattice_node *rhs)
}
/* 最後に遷移確率を見る */
+ assert(lhs);
+ assert(rhs);
if (lhs->adjusted_probability > rhs->adjusted_probability) {
return 1;
} else if (lhs->adjusted_probability < rhs->adjusted_probability) {
@@ -368,11 +382,16 @@ push_node(struct lattice_info* info, struct lattice_node* new_node,
print_lattice_node(info, new_node);
}
+ assert(position >= 0);
+ if (position >= info->lattice_node_len) {
+ anthy_log(0, "info->lattice_node_list[%d] is not allocated\n", position);
+ return;
+ }
/* 先頭のnodeが無ければ無条件に追加 */
node = info->lattice_node_list[position].head;
if (!node) {
info->lattice_node_list[position].head = new_node;
- info->lattice_node_list[position].nr_nodes ++;
+ info->lattice_node_list[position].nr_nodes++;
return;
}
@@ -406,7 +425,7 @@ push_node(struct lattice_info* info, struct lattice_node* new_node,
/* 最後のノードの後ろに追加 */
node->next = new_node;
- info->lattice_node_list[position].nr_nodes ++;
+ info->lattice_node_list[position].nr_nodes++;
}
/* 一番確率の低いノードを消去する*/
@@ -418,6 +437,10 @@ remove_min_node(struct lattice_info *info, struct node_list_head *node_list)
struct lattice_node* min_node = node;
struct lattice_node* previous_min_node = NULL;
+ if (!min_node) {
+ anthy_log(0, "No min_node\n");
+ return;
+ }
/* 一番確率の低いノードを探す */
while (node) {
if (cmp_node(node, min_node) < 0) {
@@ -435,7 +458,7 @@ remove_min_node(struct lattice_info *info, struct node_list_head *node_list)
node_list->head = min_node->next;
}
release_lattice_node(info, min_node);
- node_list->nr_nodes --;
+ node_list->nr_nodes--;
}
/* いわゆるビタビアルゴリズムを使用して経路を選ぶ */
@@ -446,6 +469,10 @@ choose_path(struct lattice_info* info, int to)
struct lattice_node* node;
struct lattice_node* best_node = NULL;
int last = to;
+ if (last >= info->lattice_node_len) {
+ anthy_log(0, "info->lattice_node_list[%d] is not allocated\n", last);
+ return;
+ }
while (!info->lattice_node_list[last].head) {
/* 最後の文字まで遷移していなかったら後戻り */
--last;
@@ -492,6 +519,11 @@ build_graph(struct lattice_info* info, int from, int to)
* indexからの遷移が入っているのではない
*/
+ if (to >= info->lattice_node_len || from < 0) {
+ anthy_log(0, "info->lattice_node_list[%d] is not allocated: %d\n",
+ to, from);
+ return;
+ }
/* 全ての遷移を左から試す */
for (i = from; i < to; ++i) {
for (left_node = info->lattice_node_list[i].head; left_node;
diff --git a/src-splitter/metaword.c b/src-splitter/metaword.c
index ad98d36..4a5cc0c 100644
--- a/src-splitter/metaword.c
+++ b/src-splitter/metaword.c
@@ -10,6 +10,7 @@
* Copyright (C) 2000-2006 TABATA Yusuke
* Copyright (C) 2004-2006 YOSHIDA Yuichi
* Copyright (C) 2000-2003 UGAWA Tomoharu
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
#include <stdlib.h>
#include <stdio.h>
@@ -462,10 +463,15 @@ try_combine_number(struct splitter_context *sc,
/* #NNは対象外 */
if (scos2 == SCOS_NONE) return;
/*
- 左mwの種類によって、後ろにつくことができる右mwの種類が変わる
- 例えば一〜九の後ろには万〜九万、億〜九億しかつくことができないが、
- 十〜九十の後ろには、あわせて一〜九などもつくことができる
+ * 左mwの種類によって、後ろにつくことができる右mwの種類が変わる
+ * 例えば一〜九の後ろには万〜九万、億〜九億しかつくことができないが、
+ * 十〜九十の後ろには、あわせて一〜九などもつくことができる
+ * 漢数字、アラビア数字、全角半角切替え
+ * GCC 11.0.1 reports this statement may fall through because of no break
+ * in case statement with "-Wimplicit-fallthrough" option.
*/
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wimplicit-fallthrough"
switch (scos1) {
case SCOS_N1:
if (scos2 == SCOS_N1) return; /* 後ろに一〜九がついてはいけない */
@@ -482,6 +488,7 @@ try_combine_number(struct splitter_context *sc,
default:
return;
}
+#pragma GCC diagnostic pop
if (recursive) {
combined_mw = anthy_do_cons_metaword(sc, MW_NUMBER, mw1, mw2);
@@ -569,9 +576,6 @@ make_dummy_metaword(struct splitter_context *sc, int from,
n->from = from;
n->len = len;
n->score = 3 * score * len / orig_len;
- if (mw) {
- mw->nr_parts = 0;
- }
anthy_commit_meta_word(sc, n);
}
@@ -695,8 +699,10 @@ make_ochaire_metaword_all(struct splitter_context *sc)
len = key->len;
make_ochaire_metaword(sc, i, len);
- /* 今回見つかった meta_word の次の文字から始める */
- i += len - 1;
+ /* 今回見つかった meta_word の次の文字から始める
+ * `i` should not be touched if `break` is called.
+ */
+ /* i += len - 1; */
break;
}
}
diff --git a/src-splitter/segclass.c b/src-splitter/segclass.c
index 3176a42..363efc4 100644
--- a/src-splitter/segclass.c
+++ b/src-splitter/segclass.c
@@ -1,3 +1,6 @@
+/*
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
+ */
#include <string.h>
#include <anthy/splitter.h>
@@ -31,7 +34,6 @@ anthy_set_seg_class(struct word_list* wl)
head_pos = wl->head_pos;
dc = wl->part[PART_DEPWORD].dc;
- seg_class = SEG_HEAD;
if (wl->part[PART_CORE].len == 0) {
seg_class = SEG_BUNSETSU;
diff --git a/src-splitter/splitter.c b/src-splitter/splitter.c
index d35ea19..bccaab8 100644
--- a/src-splitter/splitter.c
+++ b/src-splitter/splitter.c
@@ -13,6 +13,7 @@
* Copyright (C) 2004 YOSHIDA Yuichi
* Copyright (C) 2000-2004 TABATA Yusuke
* Copyright (C) 2000-2001 UGAWA Tomoharu
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*
* $Id: splitter.c,v 1.48 2002/11/18 11:39:18 yusuke Exp $
*/
@@ -93,6 +94,10 @@ alloc_char_ent(xstr *xs, struct splitter_context *sc)
sc->char_count = xs->len;
sc->ce = (struct char_ent*)
malloc(sizeof(struct char_ent)*(xs->len + 1));
+ if (!sc->ce) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return;
+ }
for (i = 0; i <= xs->len; i++) {
sc->ce[i].c = &xs->str[i];
sc->ce[i].seg_border = 0;
@@ -303,6 +308,7 @@ anthy_init_splitter(void)
/* 付属語グラフの初期化 */
if (anthy_init_depword_tab()) {
anthy_log(0, "Failed to init dependent word table.\n");
+ anthy_quit_depword_tab();
return -1;
}
/**/
diff --git a/src-util/agent.c b/src-util/agent.c
index bb4c2a7..407e046 100644
--- a/src-util/agent.c
+++ b/src-util/agent.c
@@ -6,6 +6,7 @@
* Funded by IPA未踏ソフトウェア創造事業 2002 2/26
* Copyright (C) 2001-2002 UGAWA Tomoharu
* Copyright (C) 2002-2004 TABATA Yusuke,
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
/*
* *マルチコンテキストの扱いを決めかねている
@@ -23,6 +24,7 @@
#include <anthy/anthy.h>
#include <anthy/input.h>
+#include <anthy/logger.h>
#include "rkconv.h"
@@ -374,9 +376,6 @@ make_hl_command(char *buf)
cmd->arg[i] = encode_command_arg(p);
}
while ((p = strtok(NULL, " \t\r"))) {
- if (!p) {
- break;
- }
cmd->n_arg++;
cmd->arg = (char**) realloc(cmd->arg, sizeof(char*) * cmd->n_arg);
cmd->arg[cmd->n_arg - 1] = encode_command_arg(p);
@@ -516,9 +515,12 @@ proc_connection(void)
FD_SET(daemon_sock, &rfds);
}
max_fd = MAX(conn->rfd, max_fd);
+ assert(conn->rfd >= 0);
FD_SET(conn->rfd, &rfds);
+ assert(conn->rfd >= 0);
if (conn->n_wbuf > 0) {
max_fd = MAX(conn->wfd, max_fd);
+ assert(conn->wfd >= 0);
FD_SET(conn->wfd, &wfds);
}
@@ -569,7 +571,6 @@ AGAIN:
}
while (1) {
-
char* p;
for (p = conn->rbuf; p < conn->rbuf + conn->n_rbuf; p++) {
if (*p == '\n') {
@@ -583,11 +584,9 @@ AGAIN:
}
}
}
-
if (proc_connection() == -1) {
return NULL;
}
-
}
}
@@ -750,6 +749,10 @@ new_input_context(int id)
ictxl =
(struct input_context_list*) malloc(sizeof (struct input_context_list));
+ if (!ictxl) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return;
+ }
ictxl->id = id;
ictxl->ictx = anthy_input_create_context(config);
ictxl->next = ictx_list;
@@ -762,6 +765,8 @@ get_current_input_context(void)
if (ictx_list == NULL)
new_input_context(0);
+ if (!ictx_list)
+ return NULL;
return ictx_list->ictx;
}
@@ -817,9 +822,16 @@ cmdh_release_input_context(struct command* cmd)
static void
cmdh_change_toggle(struct command *cmd)
{
- int toggle = cmd->arg[0][0];
+ int toggle;
int ret;
+ assert(cmd->arg);
+ if (!cmd->arg[0]) {
+ anthy_log(0, "cmdh_change_toggle should have one argument.\n");
+ send_error();
+ return;
+ }
+ toggle = cmd->arg[0][0];
ret = anthy_input_edit_toggle_config(config, toggle);
if (ret != 0) {
@@ -833,6 +845,7 @@ cmdh_change_toggle(struct command *cmd)
static void
cmdh_map_clear(struct command *cmd)
{
+ assert(cmd->arg);
anthy_input_clear_rk_config(config, atoi(cmd->arg[0]));
anthy_input_change_config(config);
send_ok();
@@ -841,6 +854,7 @@ cmdh_map_clear(struct command *cmd)
static void
cmdh_set_break_into_roman(struct command *cmd)
{
+ assert(cmd->arg);
anthy_input_break_into_roman_config(config, atoi(cmd->arg[0]));
anthy_input_change_config(config);
send_ok();
@@ -849,6 +863,7 @@ cmdh_set_break_into_roman(struct command *cmd)
static void
cmdh_set_preedit_mode(struct command *cmd)
{
+ assert(cmd->arg);
anthy_input_preedit_mode_config(config, atoi(cmd->arg[0]));
anthy_input_change_config(config);
send_ok();
@@ -857,10 +872,12 @@ cmdh_set_preedit_mode(struct command *cmd)
static void
cmdh_map_edit(struct command* cmd)
{
- /* MAP,from,to */
- int map_no = atoi(cmd->arg[0]);
+ int map_no;
int ret;
+ assert(cmd->arg);
+ /* MAP,from,to */
+ map_no = atoi(cmd->arg[0]);
ret = anthy_input_edit_rk_config(config, map_no,
cmd->arg[1], cmd->arg[2], NULL);
@@ -879,6 +896,7 @@ cmdh_map_select(struct anthy_input_context* ictx,
char* map_name;
int map_no;
+ assert(cmd->arg);
map_name = cmd->arg[0];
if (strcmp(map_name, "alphabet") == 0)
map_no = ANTHY_INPUT_MAP_ALPHABET;
@@ -906,6 +924,7 @@ cmdh_get_candidate(struct anthy_input_context* ictx,
struct anthy_input_segment* seg;
int cand_no;
+ assert(cmd->arg);
cand_no = atoi(cmd->arg[0]);
seg = anthy_input_get_candidate(ictx, cand_no);
@@ -924,6 +943,7 @@ cmdh_select_candidate(struct anthy_input_context* ictx,
int ret;
int cand_no;
+ assert(cmd->arg);
cand_no = atoi(cmd->arg[0]);
ret = anthy_input_select_candidate(ictx, cand_no);
if (ret < 0) {
@@ -937,20 +957,25 @@ static void
cmd_shift_arrow(struct anthy_input_context* ictx,
struct command* cmd)
{
- int lr = atoi(cmd->arg[0]);
+ int lr;
+ assert(cmd->arg);
+ lr = atoi(cmd->arg[0]);
anthy_input_resize(ictx, lr);
}
static void
cmd_arrow(struct anthy_input_context* ictx, struct command* cmd)
{
- int lr = atoi(cmd->arg[0]);
+ int lr;
+ assert(cmd->arg);
+ lr = atoi(cmd->arg[0]);
anthy_input_move(ictx, lr);
}
static void
cmd_key(struct anthy_input_context* ictx, struct command* cmd)
{
+ assert(cmd->arg);
anthy_input_str(ictx, cmd->arg[0]);
}
@@ -1137,7 +1162,10 @@ main(int argc, char **argv)
anthy_quit();
} else {
config = anthy_input_create_config();
- conn = (struct connection*) malloc(sizeof(struct connection));
+ if (!(conn = (struct connection*) malloc(sizeof(struct connection)))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return 1;
+ }
conn->rbuf = NULL;
conn->n_rbuf = 0;
conn->s_rbuf = 0;
diff --git a/src-util/convdb.c b/src-util/convdb.c
index 0d9dd1d..df240d6 100644
--- a/src-util/convdb.c
+++ b/src-util/convdb.c
@@ -2,6 +2,7 @@
* 変換エンジンの内部情報を使うため、意図的に
* layer violationを放置している。
*
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
#include <stdio.h>
#include <string.h>
@@ -77,8 +78,8 @@ do_find_conv_res(struct res_db *db, const char *src, const char *res)
for (cr = db->res_list.next; cr; cr = cr->next) {
if (((!cr->res_str && !res) ||
- !strcmp(cr->res_str, res)) &&
- !strcmp(cr->src_str, src)) {
+ (cr->res_str && res && !strcmp(cr->res_str, res))) &&
+ (cr->src_str && src && !strcmp(cr->src_str, src))) {
return cr;
}
}
@@ -235,6 +236,7 @@ read_db(struct res_db *db, const char *fn)
while (fgets(line, 1024, fp)) {
parse_line(db, line);
}
+ fclose(fp);
}
static void
@@ -461,7 +463,7 @@ print_segment_info(int is_negative,
struct feature_list fl;
struct cand_ent *ce = selected_candidate(seg);
int nr_indep = 0;
- const char *prefix = get_prefix(is_negative);
+ const char *prefix = NULL;
anthy_feature_list_init(&fl);
set_features(&fl, prev_seg, seg);
diff --git a/src-util/dic-tool.c b/src-util/dic-tool.c
index d7f8b2e..78d01bc 100644
--- a/src-util/dic-tool.c
+++ b/src-util/dic-tool.c
@@ -14,7 +14,7 @@
* Funded by IPA未踏ソフトウェア創造事業 2001 9/22
*
* Copyright (C) 2000-2007 TABATA Yusuke
- * Copyright (C) 2020 Takao Fujiwara
+ * Copyright (C) 2020-2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
/*
This library is free software; you can redistribute it and/or
@@ -31,6 +31,7 @@
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+#include <assert.h>
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
@@ -40,6 +41,7 @@
#include <anthy/anthy.h>
#include <anthy/diclib.h>
#include <anthy/dicutil.h>
+#include <anthy/logger.h>
/**/
#include <anthy/textdict.h>
#include <anthy/xstr.h>
@@ -121,16 +123,25 @@ static FILE *
open_typetab(void)
{
FILE *fp;
- char *fn;
+ char *fn, *tmp;
fp = fopen(TYPETAB, "r");
if (fp) {
return fp;
}
- fn = strdup(anthy_dic_util_get_anthydir());
- fn = realloc(fn, strlen(fn) + strlen(TYPETAB) + 4);
+ if (!(fn = strdup(anthy_dic_util_get_anthydir()))) {
+ anthy_log(0, "Could not find ANTHYDIR in conf file.\n");
+ return NULL;
+ }
+ if (!(tmp = realloc(fn, strlen(fn) + strlen(TYPETAB) + 4))) {
+ anthy_log(0, "Could not realloc TYPETAB.\n");
+ /* free(fn) is freed twice. */
+ return NULL;
+ }
+ fn = tmp;
strcat(fn, "/");
strcat(fn, TYPETAB);
fp = fopen(fn, "r");
+ free(fn);
return fp;
}
@@ -142,11 +153,27 @@ open_usage_file(void)
fp = fopen(USAGE_TEXT, "r");
if (!fp) {
/* インストールされたものを使用 */
- char *fn;
- fn = strdup(anthy_dic_util_get_anthydir());
- fn = realloc(fn, strlen(fn) + strlen(USAGE_TEXT) + 10);
+ char *fn = NULL, *tmp;
+ if (!(fn = strdup(anthy_dic_util_get_anthydir()))) {
+ anthy_log(0, "Could not find ANTHYDIR in conf file.\n");
+ return NULL;
+ }
+ if (!(tmp = realloc(fn, strlen(fn) + strlen(USAGE_TEXT) + 10))) {
+ anthy_log(0, "Could not realloc USAGE_TEXT.\n");
+ /* CPPCHECK_WARNING and CLANG_WARNING are conflicted.
+ * CPPCHECK_WARNING reports: Common realloc mistake:
+ * 'fn' nulled but not freed upon failure
+ * also CLANG_WARNING reports: Potential leak of memory ponted to by 'fn'
+ * On the other hand,
+ * CLANG_WARNING reports: 'fn' is freed twice.
+ */
+ free(fn);
+ return NULL;
+ }
+ fn = tmp;
strcat(fn, "/" USAGE_TEXT);
fp = fopen(fn, "r");
+ free(fn);
}
return fp;
}
@@ -263,7 +290,10 @@ read_typetab_var(struct var *head, FILE *fp, int table)
return -1;
}
- v = malloc(sizeof(struct var));
+ if (!(v = malloc(sizeof(struct var)))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return -1;
+ }
if (encoding == ANTHY_EUC_JP_ENCODING && table) {
/* UTF-8 */
v->var_name = anthy_conv_utf8_to_euc(var);
@@ -281,6 +311,22 @@ read_typetab_var(struct var *head, FILE *fp, int table)
return 0;
}
+static void
+free_typetab_var (struct var *head)
+{
+ struct var *v = head;
+ while (v) {
+ struct var *prev;
+ free (v->var_name);
+ free (v->val);
+ prev = v;
+ v = v->next;
+ /* head is not allocated */
+ if (prev != head)
+ free (prev);
+ }
+}
+
static int
read_typetab_entry(FILE *fp)
{
@@ -315,6 +361,7 @@ read_typetab(void)
exit(1);
}
while (!read_typetab_entry(fp));
+ fclose(fp);
}
static struct trans_tab *
@@ -416,13 +463,16 @@ find_wt(void)
struct var v;
struct trans_tab *t;
v.next = 0;
+ memset(&v, 0, sizeof(struct var));
while(!read_typetab_var(&v, fp_in, 0));
for (t = trans_tab_list.next; t; t = t->next) {
if (var_list_subset_p(&t->var_list, &v) &&
- var_list_subset_p(&v, &t->var_list)) {
+ var_list_subset_p(&v, &t->var_list)) {
+ free_typetab_var(&v);
return t->type_name;
}
}
+ free_typetab_var(&v);
return NULL;
}
@@ -493,17 +543,29 @@ load_text_dic (void)
return;
}
do {
- yomi = strdup (anthy_priv_dic_get_index (buf, LINE_SIZE));
+ if (!(yomi = strdup (anthy_priv_dic_get_index (buf, LINE_SIZE)))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ continue;
+ }
if (*yomi == '#') {
free (yomi);
continue;
}
if (!dict_head) {
- d = dict_head = calloc (sizeof (struct dict_entry), 1);
+ if (!(d = dict_head = calloc (sizeof (struct dict_entry), 1))) {
+ anthy_log(0, "Failed calloc in %s:%d\n", __FILE__, __LINE__);
+ free(yomi);
+ break;
+ }
} else {
- d->next = calloc (sizeof (struct dict_entry), 1);
+ if (!(d->next = calloc (sizeof (struct dict_entry), 1))) {
+ anthy_log(0, "Failed calloc in %s:%d\n", __FILE__, __LINE__);
+ free(yomi);
+ break;
+ }
d = d->next;
}
+ assert(d);
d->yomi = yomi;
d->word = strdup (anthy_priv_dic_get_word (buf, LINE_SIZE));
d->wtype = strdup (anthy_priv_dic_get_wtype (buf, LINE_SIZE));
diff --git a/src-util/egg.c b/src-util/egg.c
index f9cdb0a..b1ca871 100644
--- a/src-util/egg.c
+++ b/src-util/egg.c
@@ -1,5 +1,6 @@
/*
* Copyright (C) 2002 The Free Software Initiative of Japan
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
* Author: NIIBE Yutaka
*/
@@ -7,11 +8,14 @@
* ANTHY Low Level Agent
*/
+#include <limits.h>
+#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <anthy/anthy.h>
+#include <anthy/logger.h>
#include "config.h"
@@ -126,6 +130,11 @@ begin_conversion (struct context *c, const char *input)
seg_num = get_number_of_segments (c);
if (seg_num >= c->sellen) {
c->sellen *= 2;
+ if (sizeof(int) * c->sellen >= INT_MAX || c->sellen < 0) {
+ anthy_log(0, "Exceed max allocation size: %lu >= %d\n",
+ (unsigned long)sizeof(int) * c->sellen, INT_MAX);
+ return -1;
+ }
c->selection = realloc (c->selection, c->sellen);
if (c->selection == NULL) { /* Fatal */
c->sellen = -1;
diff --git a/src-util/input.c b/src-util/input.c
index 5626115..030e3d8 100644
--- a/src-util/input.c
+++ b/src-util/input.c
@@ -5,6 +5,7 @@
*
* Funded by IPA未踏ソフトウェア創造事業 2002 1/23
* Copyright (C) 2001-2002 UGAWA Tomoharu
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmai.com>
*
* $Id: input.c,v 1.25 2002/11/16 03:35:21 yusuke Exp $
*
@@ -21,6 +22,7 @@
#include <anthy/anthy.h>
#include <anthy/input.h>
+#include <anthy/logger.h>
#include "rkconv.h"
#include "rkhelper.h"
@@ -332,6 +334,10 @@ cmdh_get_candidate(struct anthy_input_context* ictx, int cand_no)
seg = (struct anthy_input_segment*)
malloc(sizeof(struct anthy_input_segment));
+ if (!seg) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
len = anthy_get_segment(ictx->actx, cs->index, cand_no, NULL, 0);
seg->str = (char*) malloc(len + 1);
anthy_get_segment(ictx->actx, cs->index, cand_no, seg->str, len + 1);
@@ -394,6 +400,10 @@ do_cmd_push_key(struct anthy_input_context* ictx, const char* str)
{
const char* p;
+ if (!str) {
+ anthy_log(0, "str should not be null in %s:%d\n", __FILE__, __LINE__);
+ return;
+ }
for (p = str; *p; p++) {
if (isspace((int)(unsigned char) *p) && *p != ' ')
continue;
@@ -551,7 +561,10 @@ cmd_resize(struct anthy_input_context* ictx, int d)
if (as->next == NULL) {
struct a_segment* as2;
- as2 = (struct a_segment*) malloc(sizeof(struct a_segment));
+ if (!(as2 = (struct a_segment*) malloc(sizeof(struct a_segment)))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ break;
+ }
as2->index = i;
as2->prev = as;
as->next = as2;
@@ -773,6 +786,10 @@ anthy_input_create_context(struct anthy_input_config* cfg)
ictx =
(struct anthy_input_context*) malloc(sizeof(struct anthy_input_context));
+ if (!ictx) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
ictx->state = ANTHY_INPUT_ST_NONE;
ictx->rkctx = rk_context_create(cfg->break_into_roman);
for (i = 0; i < NR_RKMAP; i++)
@@ -1180,6 +1197,8 @@ alloc_segment(int flag, int len, int noconv_len)
struct anthy_input_segment *seg;
seg = (struct anthy_input_segment*)
malloc(sizeof(struct anthy_input_segment));
+ if (!seg)
+ return NULL;
seg->flag = flag;
seg->cand_no = -1;
seg->nr_cand = -1;
@@ -1207,6 +1226,11 @@ get_edit_mode_preedit(struct anthy_input_context* ictx,
if (ictx->n_hbuf > 0) {
*p = alloc_segment(ANTHY_INPUT_SF_EDITING, ictx->n_hbuf + 1,
ictx->n_hbuf);
+ if (!(*p) || !((*p)->str)) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ ictx->n_hbuf = 0;
+ return;
+ }
memcpy((*p)->str, ictx->hbuf, ictx->n_hbuf);
(*p)->str[ictx->n_hbuf] = '\0';
@@ -1216,7 +1240,11 @@ get_edit_mode_preedit(struct anthy_input_context* ictx,
if (ictx->cfg->preedit_mode) {
len = rk_partial_result(ictx->rkctx, NULL, 0);
if (len > 1) {
- *p = alloc_segment(ANTHY_INPUT_SF_PENDING, len, len - 1);
+ if (!(*p = alloc_segment(ANTHY_INPUT_SF_PENDING, len, len - 1))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ pedit->cur_segment = NULL;
+ return;
+ }
rk_partial_result(ictx->rkctx, (*p)->str, len);
p = &(*p)->next;
@@ -1224,7 +1252,11 @@ get_edit_mode_preedit(struct anthy_input_context* ictx,
} else {
len = rk_get_pending_str(ictx->rkctx, NULL, 0);
if (len > 1) {
- *p = alloc_segment(ANTHY_INPUT_SF_PENDING, len, len - 1);
+ if (!(*p = alloc_segment(ANTHY_INPUT_SF_PENDING, len, len - 1))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ pedit->cur_segment = NULL;
+ return;
+ }
rk_get_pending_str(ictx->rkctx, (*p)->str, len);
p = &(*p)->next;
@@ -1232,7 +1264,11 @@ get_edit_mode_preedit(struct anthy_input_context* ictx,
}
/* cursor */
- *p = alloc_segment(ANTHY_INPUT_SF_CURSOR, 0, 0);
+ if (!(*p = alloc_segment(ANTHY_INPUT_SF_CURSOR, 0, 0))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ pedit->cur_segment = NULL;
+ return;
+ }
pedit->cur_segment = *p;
p = &(*p)->next;
@@ -1241,8 +1277,12 @@ get_edit_mode_preedit(struct anthy_input_context* ictx,
*p = alloc_segment(ANTHY_INPUT_SF_EDITING,
ictx->n_hbuf_follow + 1,
ictx->n_hbuf_follow);
- memcpy((*p)->str, ictx->hbuf_follow, ictx->n_hbuf_follow);
- (*p)->str[ictx->n_hbuf_follow] = '\0';
+ if (!(*p) || !((*p)->str)) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ } else {
+ memcpy((*p)->str, ictx->hbuf_follow, ictx->n_hbuf_follow);
+ (*p)->str[ictx->n_hbuf_follow] = '\0';
+ }
}
}
@@ -1253,14 +1293,21 @@ anthy_input_get_preedit(struct anthy_input_context* ictx)
pedit = (struct anthy_input_preedit*)
malloc(sizeof(struct anthy_input_preedit));
+ if (!pedit) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
pedit->state = ictx->state;
/* 未コミットの文字列 */
if (ictx->n_commit > 0) {
- pedit->commit = (char*) malloc(ictx->n_commit + 1);
- memcpy(pedit->commit, ictx->commit, ictx->n_commit);
- pedit->commit[ictx->n_commit] = '\0';
+ if (!(pedit->commit = (char*) malloc(ictx->n_commit + 1))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ } else {
+ memcpy(pedit->commit, ictx->commit, ictx->n_commit);
+ pedit->commit[ictx->n_commit] = '\0';
+ }
ictx->n_commit = 0;
} else {
pedit->commit = NULL;
@@ -1268,9 +1315,12 @@ anthy_input_get_preedit(struct anthy_input_context* ictx)
/* カットバッファの文字列 */
if(ictx->n_cut > 0) {
- pedit->cut_buf = (char*) malloc(ictx->n_cut + 1);
- memcpy(pedit->cut_buf, ictx->cut, ictx->n_cut);
- pedit->cut_buf[ictx->n_cut] = '\0';
+ if (!(pedit->cut_buf = (char*) malloc(ictx->n_cut + 1))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ } else {
+ memcpy(pedit->cut_buf, ictx->cut, ictx->n_cut);
+ pedit->cut_buf[ictx->n_cut] = '\0';
+ }
ictx->n_cut = 0;
} else {
pedit->cut_buf = NULL;
@@ -1299,7 +1349,10 @@ anthy_input_get_preedit(struct anthy_input_context* ictx)
NTH_UNCONVERTED_CANDIDATE,
NULL, 0);
len = anthy_get_segment(ictx->actx, as->index, as->cand, NULL, 0);
- *p = alloc_segment(ANTHY_INPUT_SF_NONE, len + 1, noconv_len);
+ if (!(*p = alloc_segment(ANTHY_INPUT_SF_NONE, len + 1, noconv_len))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return pedit;
+ }
anthy_get_segment(ictx->actx, as->index, as->cand, (*p)->str, len + 1);
(*p)->cand_no = as->cand;
@@ -1324,6 +1377,10 @@ anthy_input_get_preedit(struct anthy_input_context* ictx)
p = &(*p)->next;
*p = alloc_segment(ANTHY_INPUT_SF_FOLLOWING, len + 1, len);
+ if (!(*p) || !((*p)->str)) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ break;
+ }
for (as1 = as->next, s = (*p)->str; as1; as1 = as1->next) {
anthy_get_segment(ictx->actx, as1->index,
NTH_UNCONVERTED_CANDIDATE,
@@ -1490,6 +1547,10 @@ anthy_input_create_config(void)
struct anthy_input_config* cfg;
cfg = (struct anthy_input_config*) malloc(sizeof(struct anthy_input_config));
+ if (!cfg) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
cfg->rk_option = anthy_input_create_rk_option();
cfg->break_into_roman = 0;
diff --git a/src-util/rkconv.c b/src-util/rkconv.c
index acbb1ef..435dc6b 100644
--- a/src-util/rkconv.c
+++ b/src-util/rkconv.c
@@ -7,12 +7,16 @@
* $Id: rkconv.c,v 1.16 2002/11/16 03:35:21 yusuke Exp $
*
* Copyright (C) 2001-2002 UGAWA Tomoharu
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*
*/
+#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <anthy/logger.h>
+
#include "rkconv.h"
#define MAX_CONV_CHARS 1024
@@ -193,7 +197,7 @@ rk_slr_closure_create(struct rk_rule_set* rs,
struct rk_rule* r;
int c;
r = rs->rules + i;
- if (pflen > 0 && strncmp(prefix, r->lhs, pflen) != 0)
+ if (pflen > 0 && strncmp(prefix ? prefix : "", r->lhs, pflen) != 0)
continue;
c = r->lhs[pflen] & 0x7f;
@@ -341,9 +345,13 @@ rk_convert_iterative(struct rk_conv_context* cc, int c,
static void
brk_roman_init(struct rk_conv_context *rkctx)
{
- rkctx->brk_roman= (struct break_roman *)malloc(sizeof(struct break_roman));
- rkctx->brk_roman->pending=NULL;
- rkctx->brk_roman->pending_size=0;
+ rkctx->brk_roman = (struct break_roman *)malloc(sizeof(struct break_roman));
+ if (!rkctx->brk_roman) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return;
+ }
+ rkctx->brk_roman->pending = NULL;
+ rkctx->brk_roman->pending_size = 0;
}
static void
@@ -354,10 +362,10 @@ brk_roman_free(struct rk_conv_context *rkctx)
if(!br)
return;
- if (br->pending) {
- free(br->pending);
- }
+ free(br->pending);
+ br->pending = NULL;
free(br);
+ rkctx->brk_roman = NULL;
}
@@ -374,8 +382,7 @@ brk_roman_save_pending(struct rk_conv_context *rkctx)
if(br->pending_size < len){
br->pending_size=len;
- if(br->pending)
- free(br->pending);
+ free(br->pending);
br->pending=(char *)malloc(len);
}
@@ -386,7 +393,12 @@ brk_roman_save_pending(struct rk_conv_context *rkctx)
static void
brk_roman_set_decided_len(struct rk_conv_context *rkctx,int len)
{
- struct break_roman *br=rkctx->brk_roman;
+ struct break_roman *br;
+ if (!rkctx) {
+ anthy_log(0, "Failed rkctx != NULL in %s:%d\n", __FILE__, __LINE__);
+ return;
+ }
+ br=rkctx->brk_roman;
if(!br)
return;
@@ -447,6 +459,10 @@ int
rk_push_key(struct rk_conv_context* cc, int c)
{
int increased_length;
+ if (!cc) {
+ anthy_log(0, "Failed cc != NULL in %s:%d\n", __FILE__, __LINE__);
+ return -1;
+ }
c &= 0x7f;
if (cc->cur_state == NULL)
return -1;
@@ -527,6 +543,10 @@ rk_select_map(struct rk_conv_context* cc, struct rk_map* map)
{
struct rk_map* old_map;
+ if (!cc) {
+ anthy_log(0, "Failed cc != NULL in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
cc->old_map_no = cc->map_no;
old_map = cc->map;
if (old_map) {
@@ -557,6 +577,10 @@ rk_get_pending_str(struct rk_conv_context* cc, char* buf, int size)
if (size <= 0)
return strlen(p) + 1;
+ if (!buf) {
+ anthy_log(0, "Failed buf != NULL in %s:%d\n", __FILE__, __LINE__);
+ return 0;
+ }
q = buf;
end = buf + size - 1;
@@ -588,6 +612,7 @@ rk_register_map(struct rk_conv_context* cc, int mapn, struct rk_map* map)
void
rk_select_registered_map(struct rk_conv_context* cc, int mapn)
{
+ assert(cc);
if (0 <= mapn && mapn < 0 + MAX_MAP_PALETTE) {
rk_select_map(cc, cc->map_palette[mapn]);
cc->map_no = mapn;
@@ -663,7 +688,6 @@ rk_sort_rule(const struct rk_rule *src)
ERROR:
rules[i].lhs = NULL;
rk_rules_free(rules);
- free(rules);
return NULL;
}
diff --git a/src-worddic/dic_util.c b/src-worddic/dic_util.c
index 3963e8f..9eae864 100644
--- a/src-worddic/dic_util.c
+++ b/src-worddic/dic_util.c
@@ -17,6 +17,7 @@
* Funded by IPA未踏ソフトウェア創造事業 2001 10/24
*
* Copyright (C) 2001-2007 TABATA Yusuke
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*
*/
/*
@@ -34,6 +35,7 @@
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+#include <assert.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
@@ -41,9 +43,10 @@
#include <anthy/anthy.h>
#include <anthy/conf.h>
#include <anthy/dic.h>
-#include <anthy/texttrie.h>
-#include <anthy/textdict.h>
#include <anthy/dicutil.h>
+#include <anthy/logger.h>
+#include <anthy/textdict.h>
+#include <anthy/texttrie.h>
#include "dic_main.h"
#include "dic_personality.h"
@@ -291,6 +294,10 @@ anthy_priv_dic_get_index(char *buf, int len)
} else {
src_buf = strdup(src_buf);
}
+ if (!src_buf) {
+ anthy_log(0, "Failed src_buf != NULL in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
/* 最初の空白か\0までをコピーする */
for (i = 0; src_buf[i] && src_buf[i] != ' '; i++) {
if (i >= len - 1) {
@@ -356,6 +363,7 @@ anthy_priv_dic_get_word(char *buf, int len)
}
/* 品詞の後ろにある単語を取り出す */
s = strchr(v, ' ');
+ assert(s);
s++;
if (!word_iterator.in_tt && dic_util_encoding == ANTHY_EUC_JP_ENCODING) {
s = anthy_conv_utf8_to_euc(s);
@@ -441,6 +449,10 @@ find_same_word(char *idx_buf, const char *yomi,
const char *word, const char *wt_name, int yomi_len)
{
int found = 0;
+ if (!idx_buf) {
+ anthy_log(0, "Failed idx_buf != NULL in %s:%d\n", __FILE__, __LINE__);
+ return found;
+ }
sprintf(idx_buf, "%s%s ",
encoding_prefix(dic_util_encoding),
yomi);
@@ -456,6 +468,13 @@ find_same_word(char *idx_buf, const char *yomi,
break;
}
/* texttrieにアクセスして、見出語以外も一致しているかをチェック */
+ /* 単語を読み出して登録
+ * GCC 11.0.1 reports double-'free' of 'v'
+ * in case statement with "-Wanalyzer-double-free" option
+ * but 'v' is always allocated newly.
+ */
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wanalyzer-double-free"
v = anthy_trie_find(anthy_private_tt_dic, idx_buf);
if (v) {
found = dup_word_check(v, word, wt_name);
@@ -464,6 +483,7 @@ find_same_word(char *idx_buf, const char *yomi,
break;
}
}
+#pragma GCC diagnostic pop
} while (anthy_trie_find_next_key(anthy_private_tt_dic,
idx_buf, yomi_len + 12));
@@ -565,9 +585,7 @@ do_search(FILE *fp, const char *word)
continue;
}
if (!strncasecmp(buf, word, len)) {
- if (res) {
- free(res);
- }
+ free(res);
res = strdup(buf);
}
}
diff --git a/src-worddic/ext_ent.c b/src-worddic/ext_ent.c
index 45ecdd3..8701d43 100644
--- a/src-worddic/ext_ent.c
+++ b/src-worddic/ext_ent.c
@@ -5,6 +5,7 @@
*
* Copyright (C) 2001-2005 TABATA Yusuke
* Copyright (C) 2004-2005 YOSHIDA Yuichi
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*
*/
/*
@@ -22,11 +23,13 @@
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <anthy/anthy.h> /* for ANTHY_*_ENCODING */
#include <anthy/conf.h>
+#include <anthy/logger.h>
#include <anthy/xstr.h>
#include <anthy/xchar.h>
#include "dic_main.h"
@@ -201,6 +204,8 @@ compose_num_component(xstr *xs, long long num)
{
int n[4],i;
int a[4] = { 0 , KJ_10, KJ_100, KJ_1000};
+ xstr *tmp;
+ assert(xs);
for (i = 0; i < 4; i++) {
n[i] = num-(num/10)*10;
num /= 10;
@@ -209,14 +214,17 @@ compose_num_component(xstr *xs, long long num)
for (i = 3; i > 0; i--) {
if (n[i] > 0) {
if (n[i] > 1) {
- anthy_xstrappend(xs, get_kj_num(n[i]));
+ tmp = anthy_xstrappend(xs, get_kj_num(n[i]));
+ assert(tmp == xs);
}
- anthy_xstrappend(xs, a[i]);
+ tmp = anthy_xstrappend(xs, a[i]);
+ assert(tmp == xs);
}
}
/* 1の位 */
if (n[0]) {
- anthy_xstrappend(xs, get_kj_num(n[0]));
+ tmp = anthy_xstrappend(xs, get_kj_num(n[0]));
+ assert(tmp == xs);
}
}
@@ -339,16 +347,20 @@ gen_separated_num(long long num, xstr *dest, int full)
/* 桁数を数える */
for (tmp = num; tmp != 0; tmp /= 10) {
- width ++;
+ width++;
}
/* 点の数 */
dot_count = (width - 1) / 3;
/* 格納するのに必要な文字列を用意する */
dest->len = dot_count + width;
- dest->str = malloc(sizeof(xchar)*dest->len);
+ if (!(dest->str = malloc(sizeof(xchar)*dest->len))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ dest->len = 0;
+ return -1;
+ }
/* 右の桁から順に決めていく */
- for (i = 0, pos = dest->len - 1; i < width; i++, pos --) {
+ for (i = 0, (pos = dest->len - 1) && (pos >= 0); i < width; i++, pos--) {
int n = num % 10;
/* カンマを追加 */
if (i > 0 && (i % 3) == 0) {
@@ -357,7 +369,11 @@ gen_separated_num(long long num, xstr *dest, int full)
} else {
dest->str[pos] = ',';
}
- pos --;
+ pos--;
+ }
+ if (pos < 0) {
+ anthy_log(0, "pos %d < 0 in %s:%d\n", pos, __FILE__, __LINE__);
+ break;
}
if (full) {
/* 全角数字 */
@@ -396,7 +412,12 @@ anthy_get_nth_dic_ent_str_of_ext_ent(seq_ent_t se, xstr *xs,
if (anthy_get_xstr_type(xs) & (XCT_NUM|XCT_WIDENUM)) {
long long num = anthy_xstrtoll(xs);
const int base_ents = get_nr_num_ents(num); /* ３桁郵便番号への対応 */
- /* 漢数字、アラビア数字、全角半角切替え */
+ /* 漢数字、アラビア数字、全角半角切替え
+ * GCC 11.0.1 reports this statement may fall through because of no break
+ * in case statement with "-Wimplicit-fallthrough" option.
+ */
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wimplicit-fallthrough"
switch(nth) {
case 1:
/* 全角半角を入れ換えたもの */
@@ -431,6 +452,7 @@ anthy_get_nth_dic_ent_str_of_ext_ent(seq_ent_t se, xstr *xs,
}
break;
}
+#pragma GCC diagnostic pop
return -1;
}
return 0;
diff --git a/src-worddic/feature_set.c b/src-worddic/feature_set.c
index 0af964e..36576e4 100644
--- a/src-worddic/feature_set.c
+++ b/src-worddic/feature_set.c
@@ -3,6 +3,7 @@
* 素性の番号と意味を隠蔽して管理する
*
* Copyright (C) 2006-2007 TABATA Yusuke
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*
*/
/*
@@ -20,6 +21,7 @@
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
@@ -232,6 +234,11 @@ anthy_find_feature_freq(const void *image,
/* 配列にコピーする */
nr = anthy_feature_list_nr(fl);
+ /* From anthy_feature_list_add(), nr should <= NR_EM_FEATURES.
+ * And i should be < NR_EM_FEATURES for anthy_feature_list_nth()
+ * which accesses fl->u.index[i].
+ */
+ assert(nr <= NR_EM_FEATURES);
for (i = 0; i < NR_EM_FEATURES + 2; i++) {
if (i < nr) {
f[i] = anthy_feature_list_nth(fl, i);
diff --git a/src-worddic/matrix.c b/src-worddic/matrix.c
index d4627fe..ba65c66 100644
--- a/src-worddic/matrix.c
+++ b/src-worddic/matrix.c
@@ -44,6 +44,7 @@
* image[2+image[0] ~ 2+image[0]+image[1]-1] : hashed row array
*
* Copyright (C) 2005 TABATA Yusuke
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*
*/
/*
@@ -61,12 +62,14 @@
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#include <anthy/diclib.h>
/* public APIs */
#include <anthy/matrix.h>
+#include <anthy/logger.h>
/* maximum length allowed for hash chain */
#define MAX_FAILURE 50
@@ -114,6 +117,8 @@ sparse_array_new(void)
a->head.next = NULL;
a->head.orig_next = NULL;
a->head.index = -1;
+ a->head.ptr = NULL;
+ a->head.value = 0;
/**/
a->array_len = 0;
a->array = NULL;
@@ -182,7 +187,10 @@ sparse_array_try_make_array(struct sparse_array *s)
struct list_elm *e;
/* initialize */
free(s->array);
- s->array = malloc(sizeof(struct array_elm) * s->array_len);
+ if (!(s->array = malloc(sizeof(struct array_elm) * s->array_len))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return 1;
+ }
for (i = 0; i < s->array_len; i++) {
s->array[i].index = -1;
}
@@ -193,6 +201,7 @@ sparse_array_try_make_array(struct sparse_array *s)
int n = 0;
do {
int h = hash(e->index, s->array_len, n);
+ assert((h >= 0) && (h < s->array_len));
if (s->array[h].index == -1) {
/* find unused element in this array */
ok = 1;
@@ -201,7 +210,7 @@ sparse_array_try_make_array(struct sparse_array *s)
s->array[h].ptr = e->ptr;
} else {
/* collision */
- n ++;
+ n++;
if (n > MAX_FAILURE) {
/* too much collision */
return 1;
@@ -246,7 +255,7 @@ sparse_array_get(struct sparse_array *s, int index, struct array_elm *arg)
}
}
} else {
- struct list_elm *e = e = s->head.next;
+ struct list_elm *e = s->head.next;
while (e) {
if (e->index == index) {
arg->value = e->value;
@@ -287,6 +296,32 @@ sparse_array_get_ptr(struct sparse_array *s, int index)
return NULL;
}
+static void
+sparse_array_free (struct sparse_array **array)
+{
+ struct list_elm *e;
+
+ assert(array);
+ if (!(*array))
+ return;
+ free ((*array)->array);
+ (*array)->array = NULL;
+ for (e = (*array)->head.next; e;) {
+ struct list_elm *next = e->next;
+ struct sparse_array *sub = e->ptr;
+ sparse_array_free (&sub);
+ e->ptr = NULL;
+ e->next = NULL;
+ free (e);
+ e = next;
+ }
+ (*array)->head.next = NULL;
+ if (!(*array))
+ return;
+ free (*array);
+ *array = NULL;
+}
+
/**/
struct sparse_matrix {
/**/
@@ -320,7 +355,7 @@ find_row(struct sparse_matrix *m, int row, int create)
/* allocate a new row */
a = sparse_array_new();
sparse_array_set(m->row_array, row, 0, a);
- m->nr_rows ++;
+ m->nr_rows++;
return a;
}
@@ -339,11 +374,10 @@ int
anthy_sparse_matrix_get_int(struct sparse_matrix *m, int row, int column)
{
struct sparse_array *a;
- struct list_elm *e;
+ struct list_elm *e = NULL;
a = find_row(m, row, 1);
- if (!a) {
+ if (!a)
return 0;
- }
for (e = &a->head; e; e = e->next) {
if (e->index == column) {
return e->value;
@@ -378,6 +412,14 @@ anthy_sparse_matrix_make_matrix(struct sparse_matrix *m)
m->array_length = offset;
}
+/* API */
+void
+anthy_sparse_matrix_free (struct sparse_matrix *m)
+{
+ sparse_array_free (&m->row_array);
+ free (m);
+}
+
/* API */
struct matrix_image *
anthy_matrix_image_new(struct sparse_matrix *s)
@@ -386,15 +428,24 @@ anthy_matrix_image_new(struct sparse_matrix *s)
int i;
int offset;
/**/
- mi = malloc(sizeof(struct matrix_image));
+ assert(s && s->row_array);
+ if (!(mi = malloc(sizeof(struct matrix_image)))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
mi->size = 2 + s->row_array->array_len * 2 + s->array_length * 2;
- mi->image = malloc(sizeof(int) * mi->size);
+ if (!(mi->image = malloc(sizeof(int) * mi->size))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ free(mi);
+ return NULL;
+ }
mi->image[0] = s->row_array->array_len;
mi->image[1] = s->array_length;
/* row index */
offset = 2;
for (i = 0; i < s->row_array->array_len; i++) {
struct array_elm *ae;
+ assert(s->row_array->array);
ae = &s->row_array->array[i];
mi->image[offset + i*2] = ae->index;
mi->image[offset + i*2 + 1] = ae->value;
@@ -405,6 +456,7 @@ anthy_matrix_image_new(struct sparse_matrix *s)
struct array_elm *ae;
struct sparse_array *sa;
int j;
+ assert(s->row_array->array);
ae = &s->row_array->array[i];
if (ae->index == -1) {
continue;
@@ -414,7 +466,10 @@ anthy_matrix_image_new(struct sparse_matrix *s)
continue;
}
for (j = 0; j < sa->array_len; j++) {
- struct array_elm *cell = &sa->array[j];
+ struct array_elm *cell;
+ assert(sa->array);
+ cell = &sa->array[j];
+ assert(cell);
mi->image[offset] = cell->index;
if (cell->index == -1) {
mi->image[offset + 1] = -1;
diff --git a/src-worddic/priv_dic.c b/src-worddic/priv_dic.c
index ce0693d..3c3c268 100644
--- a/src-worddic/priv_dic.c
+++ b/src-worddic/priv_dic.c
@@ -5,6 +5,7 @@
* 未知語を自動的に学習して管理するAPIも持つ。
*
* Copyright (C) 2000-2007 TABATA Yusuke
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
/*
This library is free software; you can redistribute it and/or
@@ -21,6 +22,7 @@
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <dirent.h>
@@ -44,6 +46,7 @@
#include <anthy/word_dic.h>
#include "dic_main.h"
#include "dic_ent.h"
+#include <src-diclib/diclib_inner.h>
/* 個人辞書 */
struct text_trie *anthy_private_tt_dic;
@@ -82,17 +85,26 @@ anthy_get_user_dir(int is_old)
if (is_old) {
hd = anthy_conf_get_str("HOME");
- old_anthy_private_dir = malloc(strlen(hd) + 10);
+ if (!(old_anthy_private_dir = malloc(strlen(hd) + 10))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
sprintf(old_anthy_private_dir, "%s/.anthy", hd);
return old_anthy_private_dir;
}
xdg = anthy_conf_get_str("XDG_CONFIG_HOME");
if (xdg && xdg[0]) {
- anthy_private_dir = malloc(strlen(xdg) + 10);
+ if (!(anthy_private_dir = malloc(strlen(xdg) + 10))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
sprintf(anthy_private_dir, "%s/anthy", xdg);
} else {
hd = anthy_conf_get_str("HOME");
- anthy_private_dir = malloc(strlen(hd) + 15);
+ if (!(anthy_private_dir = malloc(strlen(hd) + 15))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
sprintf(anthy_private_dir, "%s/.config/anthy", hd);
}
return anthy_private_dir;
@@ -102,20 +114,18 @@ anthy_get_user_dir(int is_old)
void
anthy_check_user_dir(void)
{
- struct stat st;
const char *dn = anthy_get_user_dir(0);
- if (stat(dn, &st) || !S_ISDIR(st.st_mode)) {
+ /* Use anthy_file_test() and anthy_mkdir_with_parents() since
+ * chmod() after stat() causes a a time-of-check, * time-of-use race
+ * condition (TOCTOU).
+ */
+ if (!anthy_file_test (dn, ANTHY_FILE_TEST_EXISTS | ANTHY_FILE_TEST_IS_DIR)) {
int r;
- /*fprintf(stderr, "Anthy: Failed to open anthy directory(%s).\n", dn);*/
+ errno = 0;
r = anthy_mkdir_with_parents(dn, S_IRWXU);
if (r == -1){
- anthy_log(0, "Failed to create profile directory\n");
- return ;
- }
- /*fprintf(stderr, "Anthy: Created\n");*/
- r = chmod(dn, S_IRUSR | S_IWUSR | S_IXUSR);
- if (r == -1) {
- anthy_log(0, "But failed to change permission.\n");
+ anthy_log(0, "Failed to create profile directory: %s\n", strerror(errno));
+ return;
}
}
}
@@ -238,12 +248,15 @@ copy_words_from_tt(struct seq_ent *seq, xstr *xs,
tt_dic = old_anthy_private_tt_dic;
else
tt_dic = anthy_private_tt_dic;
- if (!tt_dic) {
- return ;
- }
+ if (!tt_dic)
+ return;
key = anthy_xstr_to_cstr(xs, encoding);
key_len = strlen(key);
- key_buf = malloc(key_len + 12);
+ if (!(key_buf = malloc(key_len + 12))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ free(key);
+ return;
+ }
/* 辞書中には各単語が「見出し XXXX」(XXXXはランダムな文字列)を
* キーとして保存されているので列挙する
*/
@@ -255,12 +268,19 @@ copy_words_from_tt(struct seq_ent *seq, xstr *xs,
/* 「見出し 」で始まっていないので対象外 */
break;
}
- /* 単語を読み出して登録 */
+ /* 単語を読み出して登録
+ * GCC 11.0.1 reports double-'free' of 'v'
+ * in case statement with "-Wanalyzer-double-free" option
+ * but 'v' is always allocated newly.
+ */
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wanalyzer-double-free"
v = anthy_trie_find(tt_dic, key_buf);
if (v) {
add_to_seq_ent(v, encoding, seq);
}
free(v);
+#pragma GCC diagnostic pop
/**/
} while (anthy_trie_find_next_key(tt_dic,
key_buf, key_len + 8));
diff --git a/src-worddic/record.c b/src-worddic/record.c
index 5d71f88..edd487f 100644
--- a/src-worddic/record.c
+++ b/src-worddic/record.c
@@ -30,18 +30,20 @@
* Copyright (C) 2000-2006 TABATA Yusuke
* Copyright (C) 2000-2003 UGAWA Tomoharu
* Copyright (C) 2001-2002 TAKAI Kosuke
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
/*
* パーソナリティ""は匿名パーソナリティであり，
* ファイルへの読み書きは行わない．
*/
-#include <sys/types.h>
-#include <sys/stat.h>
+#include <assert.h>
#include <errno.h>
-#include <unistd.h>
-#include <string.h>
#include <stdio.h>
#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
#include "config.h"
#include <anthy/anthy.h>
@@ -580,6 +582,7 @@ trie_remove(struct trie_root *root, xstr *key,
r = s;
s = trie_key_nth_bit(key, r->bit) ? r->r : r->l;
}
+ assert(pp);
*pp = (p->r == q) ? p->l : p->r;
p->l = q->l;
p->r = q->r;
@@ -1182,13 +1185,20 @@ read_journal_record(struct record_stat* rs)
fclose(fp);
return ;
}
+ errno = 0;
if (st.st_size < rs->last_update) {
/* ファイルサイズが小さくなっているので、
* 最初から読み込む */
- fseek(fp, 0, SEEK_SET);
+ if (fseek(fp, 0, SEEK_SET)) {
+ anthy_log(0, "Failed fseek in %s:%d: %s\n",
+ __FILE__, __LINE__, anthy_strerror(errno));
+ }
} else {
- fseek(fp, rs->last_update, SEEK_SET);
+ if (fseek(fp, rs->last_update, SEEK_SET)) {
+ anthy_log(0, "Failed fseek in %s:%d: %s\n",
+ __FILE__, __LINE__, anthy_strerror(errno));
+ }
}
rs->journal_timestamp = st.st_mtime;
while (!feof(fp)) {
@@ -2026,11 +2036,19 @@ setup_filenames(const char *id, struct record_stat *rst)
/* 基本ファイル */
rst->base_fn = (char*) malloc(base_len +
strlen("/last-record1_"));
+ if (!rst->base_fn) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return;
+ }
sprintf(rst->base_fn, "%s/last-record1_%s",
home, id);
/* 差分ファイル */
rst->journal_fn = (char*) malloc(base_len +
strlen("/last-record2_"));
+ if (!rst->journal_fn) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return;
+ }
sprintf(rst->journal_fn, "%s/last-record2_%s",
home, id);
}
diff --git a/src-worddic/textdict.c b/src-worddic/textdict.c
index ca5592a..7015664 100644
--- a/src-worddic/textdict.c
+++ b/src-worddic/textdict.c
@@ -1,5 +1,7 @@
/*
* ソートされたテキストから検索を行う
+ *
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
/*
This library is free software; you can redistribute it and/or
@@ -16,6 +18,8 @@
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
+#include <assert.h>
+#include <errno.h>
#include <unistd.h>
#include <stdio.h>
#include <stdlib.h>
@@ -177,10 +181,12 @@ anthy_textdict_delete_line(struct textdict *td, int offset)
}
len = strlen(buf);
fclose(fp);
- update_mapping(td);
- if (!td->mapping) {
+ if (update_mapping(td))
return -1;
- }
+ /* anthy_mmap() should make td->ptr if td->mapping is not null
+ * in update_mapping().
+ */
+ assert(td->ptr);
size = anthy_mmap_size(td->mapping);
memmove(&td->ptr[offset], &td->ptr[offset+len], size - offset - len);
unmap(td);
@@ -188,7 +194,11 @@ anthy_textdict_delete_line(struct textdict *td, int offset)
unlink(td->fn);
return 0;
}
- truncate(td->fn, size - len);
+ errno = 0;
+ if (truncate(td->fn, size - len)) {
+ anthy_log(0, "Failed truncate in %s:%d: %s\n",
+ __FILE__, __LINE__, strerror(errno));
+ }
return 0;
}
@@ -198,13 +208,16 @@ anthy_textdict_insert_line(struct textdict *td, int offset,
{
int len = strlen(line);
int size;
- if (!td) {
+ if (!td)
return -1;
- }
- if (expand_file(td, len)) {
+ if (expand_file(td, len))
return -1;
- }
- update_mapping(td);
+ if (update_mapping(td))
+ return -1;
+ /* anthy_mmap() should make td->ptr if td->mapping is not null
+ * in update_mapping().
+ */
+ assert(td->ptr);
size = anthy_mmap_size(td->mapping);
memmove(&td->ptr[offset+len], &td->ptr[offset], size - offset - len);
memcpy(&td->ptr[offset], line, len);
diff --git a/src-worddic/texttrie.c b/src-worddic/texttrie.c
index 9497a02..38576d8 100644
--- a/src-worddic/texttrie.c
+++ b/src-worddic/texttrie.c
@@ -31,7 +31,7 @@
* anthy_trie_print_array()
*
* Copyright (C) 2005-2006 TABATA Yusuke
- *
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1gmail.com>
*/
/*
This library is free software; you can redistribute it and/or
@@ -49,17 +49,20 @@
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* open & mmap */
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/stat.h>
#include <fcntl.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <unistd.h>
/**/
+#include <assert.h>
+#include <ctype.h>
+#include <errno.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
-#include <ctype.h>
-#include <anthy/texttrie.h>
#include <anthy/filemap.h>
+#include <anthy/texttrie.h>
+#include <anthy/logger.h>
#include "dic_main.h"
/* configs */
@@ -224,9 +227,10 @@ path_setup(struct path *path, const char *key, int len, int *buf)
path->len = 0;
path->cur = 0;
/**/
- while (*p) {
+ assert(p);
+ while ((*p) && (path->len < path->max_len)) {
path->path[path->len] = p[0] * 256 + p[1];
- path->len ++;
+ path->len++;
p++;
if (p[0]) {
p++;
@@ -288,7 +292,7 @@ encode_super(struct cell *c, char *buf)
buf += sput_int(buf, c->u.super.root_cell);
buf += sput_int(buf, c->u.super.first_unused);
buf += sput_int(buf, c->u.super.serial);
- buf += sput_int(buf, LINE_LEN);
+ sput_int(buf, LINE_LEN);
}
static void
@@ -299,7 +303,7 @@ encode_node(struct cell *c, char *buf)
buf += sput_int(buf, c->u.node.parent);
buf += sput_int(buf, c->u.node.next);
buf += sput_int(buf, c->u.node.child);
- buf += sput_int(buf, c->u.node.body);
+ sput_int(buf, c->u.node.body);
}
static void
@@ -316,7 +320,7 @@ static void
encode_unused(struct cell *c, char *buf)
{
buf += sprintf(buf, "-next=");
- buf += sput_int(buf, c->u.next_unused);
+ sput_int(buf, c->u.next_unused);
}
static void
@@ -378,7 +382,11 @@ write_back_cell(struct text_trie *tt, struct cell *c, int idx)
if (anthy_mmap_is_writable(tt->mapping)) {
memcpy(&tt->ptr[idx*LINE_LEN], buf, LINE_LEN);
} else {
- fseek(tt->wfp, idx*LINE_LEN, SEEK_SET);
+ errno = 0;
+ if (fseek(tt->wfp, idx*LINE_LEN, SEEK_SET)) {
+ anthy_log(0, "Failed fseek in %s:%d: %s\n",
+ __FILE__, __LINE__, anthy_strerror(errno));
+ }
fwrite(buf, LINE_LEN, 1, tt->wfp);
fflush(tt->wfp);
}
@@ -442,7 +450,7 @@ decode_super(struct cell *c, char *buf)
buf = sget_int(buf, &c->u.super.size);
buf = sget_int(buf, &c->u.super.root_cell);
buf = sget_int(buf, &c->u.super.first_unused);
- buf = sget_int(buf, &c->u.super.serial);
+ sget_int(buf, &c->u.super.serial);
return 0;
}
@@ -451,7 +459,7 @@ decode_unuse(struct cell *c, char *buf)
{
c->type = TT_UNUSED;
buf = pass_str(buf, "-next=");
- buf = sget_int(buf, &c->u.next_unused);
+ sget_int(buf, &c->u.next_unused);
return 0;
}
@@ -464,7 +472,7 @@ decode_node(struct cell *c, char *buf)
buf = sget_int(buf, &c->u.node.parent);
buf = sget_int(buf, &c->u.node.next);
buf = sget_int(buf, &c->u.node.child);
- buf = sget_int(buf, &c->u.node.body);
+ sget_int(buf, &c->u.node.body);
return 0;
}
@@ -507,6 +515,11 @@ decode_nth_cell(struct text_trie *tt, struct cell *c, int nth)
(nth + 1)) {
return NULL;
}
+ /* GCC 11.0.1 reports dereference of NULL 'buf'
+ * in case statement with "-Wanalyzer-null-dereference" option.
+ */
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wanalyzer-null-dereference"
buf = &tt->ptr[nth*LINE_LEN];
res = -1;
@@ -533,6 +546,7 @@ decode_nth_cell(struct text_trie *tt, struct cell *c, int nth)
/*printf("decode fail (nth=%d::%s).\n", nth, buf);*/
;
}
+#pragma GCC diagnostic pop
if (res) {
c->type = TT_UNUSED;
}
@@ -606,7 +620,11 @@ set_file_size(struct text_trie *tt, int len)
return 0;
}
if (cur_size > size) {
- truncate(tt->fn, size);
+ errno = 0;
+ if (truncate(tt->fn, size)) {
+ anthy_log(0, "Failed truncate in %s:%d: %s\n",
+ __FILE__, __LINE__, strerror(errno));
+ }
} else {
err = expand_file(tt, (size - cur_size) / LINE_LEN);
if (!err) {
@@ -817,7 +835,10 @@ static struct text_trie *
alloc_tt(const char *fn, FILE *wfp)
{
struct text_trie *tt;
- tt = malloc(sizeof(struct text_trie));
+ if (!(tt = malloc(sizeof(struct text_trie)))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
tt->fatal = 0;
tt->wfp = wfp;
tt->valid_super = 0;
@@ -1018,7 +1039,11 @@ trie_search_rec(struct text_trie *tt, struct path *p,
int parent_idx, int create)
{
int child_idx;
- int key = p->path[p->cur];
+ int key;
+ assert(p);
+ assert(p->path);
+ assert((p->cur < p->max_len) && (p->cur >= 0));
+ key = p->path[p->cur];
/* special case */
if (p->cur == p->len) {
return parent_idx;
@@ -1459,7 +1484,7 @@ disconnect(struct text_trie *tt, int parent_idx, int target_idx)
/* not 1st child */
int child_idx = parent_cell.u.node.child;
while (child_idx) {
- struct cell cur;
+ struct cell cur = { 0, };
if (!decode_nth_cell(tt, &cur, child_idx)) {
return ;
}
diff --git a/src-worddic/word_dic.c b/src-worddic/word_dic.c
index 70d9376..cc2cf89 100644
--- a/src-worddic/word_dic.c
+++ b/src-worddic/word_dic.c
@@ -5,7 +5,7 @@
*
* Copyright (C) 2000-2007 TABATA Yusuke
* Copyright (C) 2005-2006 YOSHIDA Yuichi
- *
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
/*
This library is free software; you can redistribute it and/or
@@ -120,8 +120,17 @@ convert_vu(xstr *xs)
}
if (v > 0) {
xstr *nx = malloc(sizeof(xstr));
+ if (!nx) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return NULL;
+ }
nx->len = xs->len + v;
nx->str = malloc(sizeof(xchar)*nx->len);
+ if (!nx->str) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ free(nx);
+ return NULL;
+ }
j = 0;
/* 「ヴ」を「う゛」に変換しつつコピーする */
for (i = 0; i < xs->len; i++) {
@@ -325,10 +334,17 @@ do_gang_load_dic(xstr *sentence, int is_reverse)
nr += find_gang_elm(ator, &head, &xs);
}
}
- array = malloc(sizeof(struct gang_elm *) * nr);
+ if (!(array = malloc(sizeof(struct gang_elm *) * nr))) {
+ anthy_log(0, "Failed malloc in %s:%d\n", __FILE__, __LINE__);
+ return;
+ }
cur = head.tmp.next;
for (i = 0; i < nr; i++) {
array[i] = cur;
+ if (!cur) {
+ anthy_log(0, "gang_elm is null at %dth loop\n", i);
+ break;
+ }
cur = cur->tmp.next;
}
qsort(array, nr, sizeof(struct gang_elm *), gang_elm_compare_func);
diff --git a/src-worddic/word_lookup.c b/src-worddic/word_lookup.c
index 79725e2..e0d53dc 100644
--- a/src-worddic/word_lookup.c
+++ b/src-worddic/word_lookup.c
@@ -14,7 +14,7 @@
* Copyright (C) 2000-2007 TABATA Yusuke
* Copyright (C) 2005-2006 YOSHIDA Yuichi
* Copyright (C) 2001-2002 TAKAI Kosuke
- *
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*/
/*
This library is free software; you can redistribute it and/or
@@ -333,6 +333,7 @@ add_compound_ent(struct seq_ent *seq, struct wt_stat *ws,
static void
init_wt_stat(struct wt_stat *ws, char *line)
{
+ memset(&ws->wt, 0, sizeof(wtype_t));
ws->wt_name = NULL;
ws->freq = 0;
ws->feature = 0;
@@ -342,7 +343,7 @@ init_wt_stat(struct wt_stat *ws, char *line)
ws->encoding = ANTHY_EUC_JP_ENCODING;
if (*(ws->line) == 'u') {
ws->encoding = ANTHY_UTF8_ENCODING;
- ws->line ++;
+ ws->line++;
}
}
@@ -372,7 +373,7 @@ fill_dic_ent(char *line, struct seq_ent *seq,
ws.offset += add_dic_ent(seq, &ws, yomi,
is_reverse);
if (ws.order_bonus > 0) {
- ws.order_bonus --;
+ ws.order_bonus--;
}
}
if (ws.line[ws.offset] == ' ') {
diff --git a/test/check.c b/test/check.c
Fix covscan report
2021-07-12 23:46:58 +00:00
index f67dbac..24163ca 100644
Fix covscan report
2021-07-12 12:02:36 +00:00
--- a/test/check.c
+++ b/test/check.c
@@ -1,6 +1,8 @@
/* リリース前のチェックを行う */
+#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
+#include <time.h>
#include <anthy/anthy.h>
#include <anthy/xstr.h>
@@ -48,7 +50,7 @@ test1(void)
{
anthy_context_t ac;
char buf[100];
- xstr *xs;
+ xstr *xs, *xs2;
ac = anthy_create_context();
if (!ac) {
printf("failed to create context\n");
@@ -71,11 +73,29 @@ test1(void)
}
anthy_release_context(ac);
xs = anthy_cstr_to_xstr("あいうえおがぎぐげご", ANTHY_UTF8_ENCODING);
- xs = anthy_xstr_hira_to_half_kata(xs);
- anthy_putxstrln(xs);
+ xs2 = anthy_xstr_hira_to_half_kata(xs);
+ anthy_putxstrln(xs2);
+ anthy_free_xstr(xs);
+ anthy_free_xstr(xs2);
return 0;
}
+/* compliant_rand:
+ * dont_call: "rand" should not be used for security-related applications,
Fix covscan report
2021-07-12 23:46:58 +00:00
+ * because linear congruential algorithms are too easy to break
+ * but we don't need the strict randoms here.
Fix covscan report
2021-07-12 12:02:36 +00:00
+ */
+static long int
+compliant_rand(void)
+{
+ struct timespec ts = { 0, };
+ if (!timespec_get (&ts, TIME_UTC)) {
+ printf("Failed timespec_get\n");
+ assert(0);
+ }
Fix covscan report
2021-07-12 23:46:58 +00:00
+ return ts.tv_nsec;
Fix covscan report
2021-07-12 12:02:36 +00:00
+}
+
static int
shake_test(const char *str)
{
@@ -92,8 +112,8 @@ shake_test(const char *str)
int nth, rsz;
struct anthy_conv_stat cs;
anthy_get_stat(ac, &cs);
- nth = rand() % cs.nr_segment;
- rsz = (rand() % 3) - 1;
+ nth = compliant_rand() % cs.nr_segment;
+ rsz = (compliant_rand() % 3) - 1;
anthy_resize_segment(ac, nth, rsz);
}
anthy_release_context(ac);
diff --git a/test/main.c b/test/main.c
index 0c01755..6442257 100644
--- a/test/main.c
+++ b/test/main.c
@@ -16,6 +16,7 @@
* Copyright (C) 2000-2006 TABATA Yusuke
* Copyright (C) 2004-2006 YOSHIDA Yuichi
* Copyright (C) 2001-2002 TAKAI Kosuke
+ * Copyright (C) 2021 Takao Fujiwara <takao.fujiwara1@gmail.com>
*
*/
@@ -40,7 +41,7 @@
/* テストデータとなる変換前の文字列 */
#define TESTDATA "test.txt"
-const char *testdata = SRCDIR "/" TESTDATA;
+static char *testdata; /* = SRCDIR "/" TESTDATA */
/* 変換後の文字列が妥当かどうかをチェックするためのデータ */
#define EXPDATA "test.exp"
@@ -151,6 +152,7 @@ parse_args(struct condition *cond, int argc, char **argv)
{
int i;
char *arg;
+ testdata = strdup(SRCDIR "/" TESTDATA);
for (i = 1; i < argc; i++) {
arg = argv[i];
if (!strncmp(arg, "--", 2)) {
@@ -195,6 +197,7 @@ parse_args(struct condition *cond, int argc, char **argv)
} else {
char *buf = alloca(strlen(SRCDIR)+strlen(arg) + 10);
sprintf(buf, SRCDIR "/%s.txt", arg);
+ free(testdata);
testdata = strdup(buf);
}
}
@@ -306,6 +309,7 @@ save_db(const char *fn, struct res_db *db)
for (cr = db->res_list.next; cr; cr = cr->next) {
dump_res(fp, cr);
}
+ fclose(fp);
}
static void
@@ -316,7 +320,8 @@ ask_results(struct res_db *db)
if (cr->check == CHK_UNKNOWN && cr->used == 1) {
char buf[256];
printf("%s -> %s (y/n/d/q)\n", cr->src_str, cr->res_str);
- fgets(buf, 256, stdin);
+ if (!fgets(buf, 256, stdin))
+ printf("Failed fgets in %s:%d\n", __FILE__, __LINE__);
if (buf[0] == 'y') {
cr->check = CHK_OK;
} else if (buf[0] == 'n') {
@@ -376,7 +381,7 @@ main(int argc,char **argv)
int line = 1;
cur_input.serial = 0;
- cur_input.str = 0;
+ cur_input.str = NULL;
init_condition(&cond);
parse_args(&cond, argc, argv);
@@ -392,6 +397,7 @@ main(int argc,char **argv)
printf("failed to open %s.\n", testdata);
return 0;
}
+ free(testdata);
ac = init_lib(cond.use_utf8);
@@ -408,6 +414,9 @@ main(int argc,char **argv)
}
line++;
}
+ fclose(fp);
+ free(cur_input.str);
+ cur_input.str = NULL;
anthy_release_context(ac);
anthy_quit();
diff --git a/test/test-matrix.c b/test/test-matrix.c
index 0bb9917..13edcc2 100644
--- a/test/test-matrix.c
+++ b/test/test-matrix.c
@@ -1,4 +1,5 @@
/* 疎行列のテスト用コード */
+#include <stdlib.h>
#include <stdio.h>
#include <anthy/dic.h>
#include <anthy/diclib.h>
@@ -26,6 +27,9 @@ zero_matrix(void)
im = mi->image;
e = anthy_matrix_image_peek(im, 0, 0);
printf("zero matrix: size=%d (0,0)=%d\n", mi->size, e);
+ free(mi->image);
+ free(mi);
+ anthy_sparse_matrix_free(m);
}
static void
@@ -61,6 +65,9 @@ dense_matrix(void)
}
}
printf("%d errors in desnse matrix\n", fail);
+ free(mi->image);
+ free(mi);
+ anthy_sparse_matrix_free(m);
}
int
--
2.28.0
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