diff options
Diffstat (limited to 'pack-check.c')
-rw-r--r-- | pack-check.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/pack-check.c b/pack-check.c index 073c1fbd46..403a572567 100644 --- a/pack-check.c +++ b/pack-check.c @@ -41,7 +41,7 @@ int check_pack_crc(struct packed_git *p, struct pack_window **w_curs, } while (len); index_crc = p->index_data; - index_crc += 2 + 256 + p->num_objects * (20/4) + nr; + index_crc += 2 + 256 + p->num_objects * (the_hash_algo->rawsz/4) + nr; return data_crc != ntohl(*index_crc); } @@ -54,7 +54,7 @@ static int verify_packfile(struct packed_git *p, { off_t index_size = p->index_size; const unsigned char *index_base = p->index_data; - git_SHA_CTX ctx; + git_hash_ctx ctx; unsigned char hash[GIT_MAX_RAWSZ], *pack_sig; off_t offset = 0, pack_sig_ofs = 0; uint32_t nr_objects, i; @@ -64,24 +64,24 @@ static int verify_packfile(struct packed_git *p, if (!is_pack_valid(p)) return error("packfile %s cannot be accessed", p->pack_name); - git_SHA1_Init(&ctx); + the_hash_algo->init_fn(&ctx); do { unsigned long remaining; unsigned char *in = use_pack(p, w_curs, offset, &remaining); offset += remaining; if (!pack_sig_ofs) - pack_sig_ofs = p->pack_size - 20; + pack_sig_ofs = p->pack_size - the_hash_algo->rawsz; if (offset > pack_sig_ofs) remaining -= (unsigned int)(offset - pack_sig_ofs); - git_SHA1_Update(&ctx, in, remaining); + the_hash_algo->update_fn(&ctx, in, remaining); } while (offset < pack_sig_ofs); - git_SHA1_Final(hash, &ctx); + the_hash_algo->final_fn(hash, &ctx); pack_sig = use_pack(p, w_curs, pack_sig_ofs, NULL); if (hashcmp(hash, pack_sig)) - err = error("%s SHA1 checksum mismatch", + err = error("%s pack checksum mismatch", p->pack_name); - if (hashcmp(index_base + index_size - 40, pack_sig)) - err = error("%s SHA1 does not match its index", + if (hashcmp(index_base + index_size - the_hash_algo->hexsz, pack_sig)) + err = error("%s pack checksum does not match its index", p->pack_name); unuse_pack(w_curs); @@ -165,8 +165,8 @@ int verify_pack_index(struct packed_git *p) { off_t index_size; const unsigned char *index_base; - git_SHA_CTX ctx; - unsigned char sha1[20]; + git_hash_ctx ctx; + unsigned char hash[GIT_MAX_RAWSZ]; int err = 0; if (open_pack_index(p)) @@ -175,11 +175,11 @@ int verify_pack_index(struct packed_git *p) index_base = p->index_data; /* Verify SHA1 sum of the index file */ - git_SHA1_Init(&ctx); - git_SHA1_Update(&ctx, index_base, (unsigned int)(index_size - 20)); - git_SHA1_Final(sha1, &ctx); - if (hashcmp(sha1, index_base + index_size - 20)) - err = error("Packfile index for %s SHA1 mismatch", + the_hash_algo->init_fn(&ctx); + the_hash_algo->update_fn(&ctx, index_base, (unsigned int)(index_size - the_hash_algo->rawsz)); + the_hash_algo->final_fn(hash, &ctx); + if (hashcmp(hash, index_base + index_size - the_hash_algo->rawsz)) + err = error("Packfile index for %s hash mismatch", p->pack_name); return err; } |