root/xz
1
0
Fork 0
mirror of https://git.tukaani.org/xz.git synced 2025-04-15 04:00:50 +00:00
Code Issues Releases Wiki Activity

liblzma: Add assertions to lzma_bufcpy()

Browse Source 
(cherry picked from commit b9d168eee4fb6393b4fe207c0aeb5faee316ca1a)
This commit is contained in:
Lasse Collin 2025-04-03 14:34:30 +03:00
parent 4506174d7f
commit 77bc2d6f3b
No known key found for this signature in database
GPG Key ID: 38EE757D69184620
1 changed files with 6 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
src/liblzma/common/common.c
View File

@ -97,6 +97,12 @@ lzma_bufcpy(const uint8_t *restrict in, size_t *restrict in_pos,
size_t in_size, uint8_t *restrict out,
size_t *restrict out_pos, size_t out_size)
{
assert(in != NULL || *in_pos == in_size);
assert(out != NULL || *out_pos == out_size);
assert(*in_pos <= in_size);
assert(*out_pos <= out_size);
const size_t in_avail = in_size - *in_pos;
const size_t out_avail = out_size - *out_pos;
const size_t copy_size = my_min(in_avail, out_avail);