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Do not use memcmp(sha1_1, sha1_2, 20) with hardcoded length.

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Introduces global inline:

	hashcmp(const unsigned char *sha1, const unsigned char *sha2)

Uses memcmp for comparison and returns the result based on the length of
the hash name (a future runtime decision).

Acked-by: Alex Riesen <raa.lkml@gmail.com>
Signed-off-by: David Rientjes <rientjes@google.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>
This commit is contained in:
David Rientjes
2006-08-17 11:54:57 -07:00
committed by Junio C Hamano
parent d4baf9eaf4
commit a89fccd281
31 changed files with 74 additions and 71 deletions
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4
builtin-update-index.c
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@ -378,7 +378,7 @@ static int unresolve_one(const char *path)
ret = -1;
goto free_return;
}
if (!memcmp(ce_2->sha1, ce_3->sha1, 20) &&
if (!hashcmp(ce_2->sha1, ce_3->sha1) &&
ce_2->ce_mode == ce_3->ce_mode) {
fprintf(stderr, "%s: identical in both, skipping.\n",
path);
@ -460,7 +460,7 @@ static int do_reupdate(int ac, const char **av,
old = read_one_ent(NULL, head_sha1,
ce->name, ce_namelen(ce), 0);
if (old && ce->ce_mode == old->ce_mode &&
!memcmp(ce->sha1, old->sha1, 20)) {
!hashcmp(ce->sha1, old->sha1)) {
free(old);
continue; /* unchanged */
}