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authorLinus Torvalds <torvalds@ppc970.osdl.org>2005-04-25 12:07:44 -0700
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-04-25 12:07:44 -0700
commitec4465adb38d21966acdc9510ff15c0fe4539468 (patch)
tree1226432251537a46eea336799b243dc80b07d605 /fsck-cache.c
parentf5b913c9cb52cee019585375546817cfe5c75426 (diff)
downloadgit-ec4465adb38d21966acdc9510ff15c0fe4539468.tar.gz
git-ec4465adb38d21966acdc9510ff15c0fe4539468.tar.xz
Add "tag" objects that can be used to sign other objects.
You use "git-mktag" to create them, and fsck-cache knows how to parse them.
Diffstat (limited to 'fsck-cache.c')
-rw-r--r--fsck-cache.c39
1 files changed, 39 insertions, 0 deletions
diff --git a/fsck-cache.c b/fsck-cache.c
index e3c41d48e..12443b165 100644
--- a/fsck-cache.c
+++ b/fsck-cache.c
@@ -69,6 +69,42 @@ static int fsck_blob(unsigned char *sha1, void *data, unsigned long size)
return 0;
}
+static int fsck_tag(unsigned char *sha1, void *data, unsigned long size)
+{
+ int typelen, taglen;
+ unsigned char object[20];
+ const char *type_line, *tag_line, *sig_line;
+
+ if (size < 64)
+ return -1;
+ if (memcmp("object ", data, 7) || get_sha1_hex(data + 7, object))
+ return -1;
+
+ type_line = data + 48;
+ if (memcmp("\ntype ", type_line-1, 6))
+ return -1;
+
+ tag_line = strchr(type_line, '\n');
+ if (!tag_line || memcmp("tag ", ++tag_line, 4))
+ return -1;
+
+ sig_line = strchr(tag_line, '\n');
+ if (!sig_line)
+ return -1;
+ sig_line++;
+
+ typelen = tag_line - type_line - strlen("type \n");
+ if (typelen >= 20)
+ return -1;
+ taglen = sig_line - tag_line - strlen("tag \n");
+
+ printf("tagged %.*s %s (%.*s)\n",
+ typelen, type_line + 5,
+ sha1_to_hex(object),
+ taglen, tag_line + 4);
+ return 0;
+}
+
static int fsck_entry(unsigned char *sha1, char *tag, void *data,
unsigned long size)
{
@@ -81,6 +117,9 @@ static int fsck_entry(unsigned char *sha1, char *tag, void *data,
} else if (!strcmp(tag, "commit")) {
if (fsck_commit(sha1, data, size) < 0)
return -1;
+ } else if (!strcmp(tag, "tag")) {
+ if (fsck_tag(sha1, data, size) < 0)
+ return -1;
} else
return -1;
return 0;