libselinux/tests/selabel-functions/test_digest.c

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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdint.h>
#include <errno.h>
#include <selinux/selinux.h>
#include <selinux/label.h>
int main (int argc, char **argv)
{
struct selabel_handle *hnd = NULL;
unsigned int backend = 0;
struct selinux_opt selabel_option [] = {
{ SELABEL_OPT_PATH, NULL },
{ SELABEL_OPT_VALIDATE, (char *) 1 },
{ SELABEL_OPT_DIGEST, (char *) 1 }
};
if (argc < 5) {
fprintf(stderr, "Invalid number of arguments\n");
return 255;
}
// set backend
if (strcmp(argv[1], "CTX_FILE") == 0)
backend = SELABEL_CTX_FILE;
else if (strcmp(argv[1], "CTX_MEDIA") == 0)
backend = SELABEL_CTX_MEDIA;
else if (strcmp(argv[1], "CTX_X") == 0)
backend = SELABEL_CTX_X;
else if (strcmp(argv[1], "CTX_DB") == 0)
backend = SELABEL_CTX_DB;
#ifndef RHEL6
else if (strcmp(argv[1], "CTX_ANDROID_PROP") == 0)
backend = SELABEL_CTX_ANDROID_PROP;
#endif
else
backend = strtoul(argv[1], NULL, 10);
if ((argc == 6) && (strcmp(argv[5], "nohandle") == 0)) {
hnd = NULL;
}
else {
// set file contexts path
if (strcmp(argv[2], "NULL") == 0) {
selabel_option[0].value = NULL;
}
else {
selabel_option[0].value = argv[2];
}
// set validate
if (strcmp(argv[3], "0") == 0) {
selabel_option[1].value = NULL;
}
else {
selabel_option[1].value = (char *) 1;
}
// set digest
if (strcmp(argv[4], "0") == 0) {
selabel_option[2].value = NULL;
}
else {
selabel_option[2].value = (char *) 1;
}
printf("selabel_options: ");
printf("SELABEL_OPT_PATH = %s, ", selabel_option[0].value);
printf("SELABEL_OPT_VALIDATE = %ld, ", (long int)(intptr_t) selabel_option[1].value);
printf("SELABEL_OPT_DIGEST = %ld, ", (long int)(intptr_t) selabel_option[2].value);
printf("Executing: selabel_open(SELABEL_%s, &selabel_option, 3)\n", argv[1]);
errno = 0;
if ((hnd = selabel_open(backend, selabel_option, 3)) == NULL) {
perror("selabel_open - ERROR");
return 255;
}
}
unsigned char *digest;
size_t digest_len;
char **specfiles;
size_t num_specfiles;
int result, e = 0;
printf("Executing: selabel_digest(hnd, digest, digest_len, specfiles, num_specfiles)\n");
errno = 0;
if ((result = selabel_digest(hnd, &digest, &digest_len, &specfiles, &num_specfiles)) == -1) {
e = errno;
perror("selabel_digest - ERROR");
}
else {
printf("digest_len: %lu\n", digest_len);
printf("digest: ");
for (size_t i = 0; i < digest_len; i++)
printf("%2x", digest[i]);
printf("\n");
printf("num_specfiles: %lu\n", num_specfiles);
printf("specfiles:\n");
for (size_t i = 0; i < num_specfiles; i++)
printf("specfile: %s\n", specfiles[i]);
}
if (hnd != NULL)
selabel_close(hnd);
return e;
}