gzip/dfltcc-segfault.patch

68 lines
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---
dfltcc.c | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)
diff --git a/dfltcc.c b/dfltcc.c
index 86aa56e..3a5b92d 100644
--- a/dfltcc.c
+++ b/dfltcc.c
@@ -242,10 +242,8 @@ dfltcc_gdht (struct dfltcc_param_v0 *param)
dfltcc (DFLTCC_GDHT, param, NULL, NULL, &next_in, &avail_in, NULL);
}
-static off_t total_in;
-
static dfltcc_cc
-dfltcc_cmpr_xpnd (struct dfltcc_param_v0 *param, int fn)
+dfltcc_cmpr_xpnd (struct dfltcc_param_v0 *param, int fn, off_t *total_in)
{
uch *next_out = outbuf + outcnt;
size_t avail_out = OUTBUFSIZ - outcnt;
@@ -257,7 +255,7 @@ dfltcc_cmpr_xpnd (struct dfltcc_param_v0 *param, int fn)
window);
off_t consumed_in = next_in - (inbuf + inptr);
inptr += consumed_in;
- total_in += consumed_in;
+ *total_in += consumed_in;
outcnt += ((OUTBUFSIZ - outcnt) - avail_out);
return cc;
}
@@ -349,6 +347,7 @@ dfltcc_deflate (int pack_level)
union aligned_dfltcc_param_v0 ctx_v0;
struct dfltcc_param_v0 *param = init_param (&ctx_v0);
+ off_t total_in = 0;
/* Compress ifd into ofd in a loop. */
while (true)
@@ -398,7 +397,8 @@ dfltcc_deflate (int pack_level)
}
/* Compress inbuf into outbuf. */
- while (dfltcc_cmpr_xpnd (param, DFLTCC_CMPR) == DFLTCC_CC_AGAIN)
+ while (dfltcc_cmpr_xpnd (param, DFLTCC_CMPR, &total_in)
+ == DFLTCC_CC_AGAIN)
;
/* Unmask the input data. */
@@ -427,6 +427,7 @@ dfltcc_inflate (void)
union aligned_dfltcc_param_v0 ctx_v0;
struct dfltcc_param_v0 *param = init_param (&ctx_v0);
+ off_t total_in = 0;
/* Decompress ifd into ofd in a loop. */
while (true)
@@ -446,7 +447,8 @@ dfltcc_inflate (void)
/* Decompress inbuf into outbuf. */
dfltcc_cc cc;
- while ((cc = dfltcc_cmpr_xpnd (param, DFLTCC_XPND)) == DFLTCC_CC_AGAIN)
+ while ((cc = dfltcc_cmpr_xpnd (param, DFLTCC_XPND, &total_in))
+ == DFLTCC_CC_AGAIN)
;
if (cc == DFLTCC_CC_OK)
{
--
2.25.4