From 1b4a38d741a4f256c76ae5bffd3c8a52e05927b2 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ren=C3=A9=20Scharfe?= Date: Sun, 5 Feb 2023 11:36:28 +0100 Subject: [PATCH] read-cache: use size_t for {base,df}_name_compare() MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Support names of any length in base_name_compare() and df_name_compare() by using size_t for their length parameters. They pass the length on to memcmp(3), which also takes it as a size_t. Signed-off-by: René Scharfe Signed-off-by: Junio C Hamano --- cache.h | 6 ++++-- read-cache.c | 13 +++++++------ 2 files changed, 11 insertions(+), 8 deletions(-) diff --git a/cache.h b/cache.h index 07d40b0964..dfa014c3c2 100644 --- a/cache.h +++ b/cache.h @@ -1609,8 +1609,10 @@ int repo_interpret_branch_name(struct repository *r, int validate_headref(const char *ref); -int base_name_compare(const char *name1, int len1, int mode1, const char *name2, int len2, int mode2); -int df_name_compare(const char *name1, int len1, int mode1, const char *name2, int len2, int mode2); +int base_name_compare(const char *name1, size_t len1, int mode1, + const char *name2, size_t len2, int mode2); +int df_name_compare(const char *name1, size_t len1, int mode1, + const char *name2, size_t len2, int mode2); int name_compare(const char *name1, size_t len1, const char *name2, size_t len2); int cache_name_stage_compare(const char *name1, int len1, int stage1, const char *name2, int len2, int stage2); diff --git a/read-cache.c b/read-cache.c index 46f5e497b1..8d7770f46c 100644 --- a/read-cache.c +++ b/read-cache.c @@ -488,11 +488,11 @@ int ie_modified(struct index_state *istate, return 0; } -int base_name_compare(const char *name1, int len1, int mode1, - const char *name2, int len2, int mode2) +int base_name_compare(const char *name1, size_t len1, int mode1, + const char *name2, size_t len2, int mode2) { unsigned char c1, c2; - int len = len1 < len2 ? len1 : len2; + size_t len = len1 < len2 ? len1 : len2; int cmp; cmp = memcmp(name1, name2, len); @@ -517,11 +517,12 @@ int base_name_compare(const char *name1, int len1, int mode1, * This is used by routines that want to traverse the git namespace * but then handle conflicting entries together when possible. */ -int df_name_compare(const char *name1, int len1, int mode1, - const char *name2, int len2, int mode2) +int df_name_compare(const char *name1, size_t len1, int mode1, + const char *name2, size_t len2, int mode2) { - int len = len1 < len2 ? len1 : len2, cmp; unsigned char c1, c2; + size_t len = len1 < len2 ? len1 : len2; + int cmp; cmp = memcmp(name1, name2, len); if (cmp)