summaryrefslogtreecommitdiff
path: root/commit.c
diff options
context:
space:
mode:
Diffstat (limited to 'commit.c')
-rw-r--r--commit.c112
1 files changed, 51 insertions, 61 deletions
diff --git a/commit.c b/commit.c
index 6e2103cef6..3f4f371e5e 100644
--- a/commit.c
+++ b/commit.c
@@ -38,7 +38,7 @@ struct commit *lookup_commit_or_die(const unsigned char *sha1, const char *ref_n
struct commit *c = lookup_commit_reference(sha1);
if (!c)
die(_("could not parse %s"), ref_name);
- if (hashcmp(sha1, c->object.sha1)) {
+ if (hashcmp(sha1, c->object.oid.hash)) {
warning(_("%s %s is not a commit!"),
ref_name, sha1_to_hex(sha1));
}
@@ -147,7 +147,7 @@ struct commit_graft *read_graft_line(char *buf, int len)
if ((len + 1) % entry_size)
goto bad_graft_data;
i = (len + 1) / entry_size - 1;
- graft = xmalloc(sizeof(*graft) + GIT_SHA1_RAWSZ * i);
+ graft = xmalloc(st_add(sizeof(*graft), st_mult(GIT_SHA1_RAWSZ, i)));
graft->nr_parent = i;
if (get_oid_hex(buf, &graft->oid))
goto bad_graft_data;
@@ -245,7 +245,12 @@ void set_commit_buffer(struct commit *commit, void *buffer, unsigned long size)
const void *get_cached_commit_buffer(const struct commit *commit, unsigned long *sizep)
{
- struct commit_buffer *v = buffer_slab_at(&buffer_slab, commit);
+ struct commit_buffer *v = buffer_slab_peek(&buffer_slab, commit);
+ if (!v) {
+ if (sizep)
+ *sizep = 0;
+ return NULL;
+ }
if (sizep)
*sizep = v->size;
return v->buffer;
@@ -257,13 +262,13 @@ const void *get_commit_buffer(const struct commit *commit, unsigned long *sizep)
if (!ret) {
enum object_type type;
unsigned long size;
- ret = read_sha1_file(commit->object.sha1, &type, &size);
+ ret = read_sha1_file(commit->object.oid.hash, &type, &size);
if (!ret)
die("cannot read commit object %s",
- sha1_to_hex(commit->object.sha1));
+ oid_to_hex(&commit->object.oid));
if (type != OBJ_COMMIT)
die("expected commit for %s, got %s",
- sha1_to_hex(commit->object.sha1), typename(type));
+ oid_to_hex(&commit->object.oid), typename(type));
if (sizep)
*sizep = size;
}
@@ -272,24 +277,31 @@ const void *get_commit_buffer(const struct commit *commit, unsigned long *sizep)
void unuse_commit_buffer(const struct commit *commit, const void *buffer)
{
- struct commit_buffer *v = buffer_slab_at(&buffer_slab, commit);
- if (v->buffer != buffer)
+ struct commit_buffer *v = buffer_slab_peek(&buffer_slab, commit);
+ if (!(v && v->buffer == buffer))
free((void *)buffer);
}
void free_commit_buffer(struct commit *commit)
{
- struct commit_buffer *v = buffer_slab_at(&buffer_slab, commit);
- free(v->buffer);
- v->buffer = NULL;
- v->size = 0;
+ struct commit_buffer *v = buffer_slab_peek(&buffer_slab, commit);
+ if (v) {
+ free(v->buffer);
+ v->buffer = NULL;
+ v->size = 0;
+ }
}
const void *detach_commit_buffer(struct commit *commit, unsigned long *sizep)
{
- struct commit_buffer *v = buffer_slab_at(&buffer_slab, commit);
+ struct commit_buffer *v = buffer_slab_peek(&buffer_slab, commit);
void *ret;
+ if (!v) {
+ if (sizep)
+ *sizep = 0;
+ return NULL;
+ }
ret = v->buffer;
if (sizep)
*sizep = v->size;
@@ -315,22 +327,22 @@ int parse_commit_buffer(struct commit *item, const void *buffer, unsigned long s
tail += size;
if (tail <= bufptr + tree_entry_len + 1 || memcmp(bufptr, "tree ", 5) ||
bufptr[tree_entry_len] != '\n')
- return error("bogus commit object %s", sha1_to_hex(item->object.sha1));
+ return error("bogus commit object %s", oid_to_hex(&item->object.oid));
if (get_sha1_hex(bufptr + 5, parent.hash) < 0)
return error("bad tree pointer in commit %s",
- sha1_to_hex(item->object.sha1));
+ oid_to_hex(&item->object.oid));
item->tree = lookup_tree(parent.hash);
bufptr += tree_entry_len + 1; /* "tree " + "hex sha1" + "\n" */
pptr = &item->parents;
- graft = lookup_commit_graft(item->object.sha1);
+ graft = lookup_commit_graft(item->object.oid.hash);
while (bufptr + parent_entry_len < tail && !memcmp(bufptr, "parent ", 7)) {
struct commit *new_parent;
if (tail <= bufptr + parent_entry_len + 1 ||
get_sha1_hex(bufptr + 7, parent.hash) ||
bufptr[parent_entry_len] != '\n')
- return error("bad parents in commit %s", sha1_to_hex(item->object.sha1));
+ return error("bad parents in commit %s", oid_to_hex(&item->object.oid));
bufptr += parent_entry_len + 1;
/*
* The clone is shallow if nr_parent < 0, and we must
@@ -368,15 +380,15 @@ int parse_commit_gently(struct commit *item, int quiet_on_missing)
return -1;
if (item->object.parsed)
return 0;
- buffer = read_sha1_file(item->object.sha1, &type, &size);
+ buffer = read_sha1_file(item->object.oid.hash, &type, &size);
if (!buffer)
return quiet_on_missing ? -1 :
error("Could not read %s",
- sha1_to_hex(item->object.sha1));
+ oid_to_hex(&item->object.oid));
if (type != OBJ_COMMIT) {
free(buffer);
return error("Object %s not a commit",
- sha1_to_hex(item->object.sha1));
+ oid_to_hex(&item->object.oid));
}
ret = parse_commit_buffer(item, buffer, size);
if (save_commit_buffer && !ret) {
@@ -391,7 +403,7 @@ void parse_commit_or_die(struct commit *item)
{
if (parse_commit(item))
die("unable to parse commit %s",
- item ? sha1_to_hex(item->object.sha1) : "(null)");
+ item ? oid_to_hex(&item->object.oid) : "(null)");
}
int find_commit_subject(const char *commit_buffer, const char **subject)
@@ -443,11 +455,8 @@ struct commit_list *copy_commit_list(struct commit_list *list)
void free_commit_list(struct commit_list *list)
{
- while (list) {
- struct commit_list *temp = list;
- list = temp->next;
- free(temp);
- }
+ while (list)
+ pop_commit(&list);
}
struct commit_list * commit_list_insert_by_date(struct commit *item, struct commit_list **list)
@@ -493,12 +502,8 @@ void commit_list_sort_by_date(struct commit_list **list)
struct commit *pop_most_recent_commit(struct commit_list **list,
unsigned int mark)
{
- struct commit *ret = (*list)->item;
+ struct commit *ret = pop_commit(list);
struct commit_list *parents = ret->parents;
- struct commit_list *old = *list;
-
- *list = (*list)->next;
- free(old);
while (parents) {
struct commit *commit = parents->item;
@@ -558,7 +563,7 @@ void clear_commit_marks_for_object_array(struct object_array *a, unsigned mark)
for (i = 0; i < a->nr; i++) {
object = a->objects[i].item;
- commit = lookup_commit_reference_gently(object->sha1, 1);
+ commit = lookup_commit_reference_gently(object->oid.hash, 1);
if (commit)
clear_commit_marks(commit, mark);
}
@@ -849,11 +854,9 @@ static struct commit_list *merge_bases_many(struct commit *one, int n, struct co
list = paint_down_to_common(one, n, twos);
while (list) {
- struct commit_list *next = list->next;
- if (!(list->item->object.flags & STALE))
- commit_list_insert_by_date(list->item, &result);
- free(list);
- list = next;
+ struct commit *commit = pop_commit(&list);
+ if (!(commit->object.flags & STALE))
+ commit_list_insert_by_date(commit, &result);
}
return result;
}
@@ -900,7 +903,7 @@ static int remove_redundant(struct commit **array, int cnt)
work = xcalloc(cnt, sizeof(*work));
redundant = xcalloc(cnt, 1);
- filled_index = xmalloc(sizeof(*filled_index) * (cnt - 1));
+ ALLOC_ARRAY(filled_index, cnt - 1);
for (i = 0; i < cnt; i++)
parse_commit(array[i]);
@@ -1203,7 +1206,7 @@ static void handle_signed_tag(struct commit *parent, struct commit_extra_header
desc = merge_remote_util(parent);
if (!desc || !desc->obj)
return;
- buf = read_sha1_file(desc->obj->sha1, &type, &size);
+ buf = read_sha1_file(desc->obj->oid.hash, &type, &size);
if (!buf || type != OBJ_TAG)
goto free_return;
len = parse_signature(buf, size);
@@ -1232,33 +1235,24 @@ free_return:
free(buf);
}
-void check_commit_signature(const struct commit *commit, struct signature_check *sigc)
+int check_commit_signature(const struct commit *commit, struct signature_check *sigc)
{
struct strbuf payload = STRBUF_INIT;
struct strbuf signature = STRBUF_INIT;
- struct strbuf gpg_output = STRBUF_INIT;
- struct strbuf gpg_status = STRBUF_INIT;
- int status;
+ int ret = 1;
sigc->result = 'N';
if (parse_signed_commit(commit, &payload, &signature) <= 0)
goto out;
- status = verify_signed_buffer(payload.buf, payload.len,
- signature.buf, signature.len,
- &gpg_output, &gpg_status);
- if (status && !gpg_output.len)
- goto out;
- sigc->payload = strbuf_detach(&payload, NULL);
- sigc->gpg_output = strbuf_detach(&gpg_output, NULL);
- sigc->gpg_status = strbuf_detach(&gpg_status, NULL);
- parse_gpg_output(sigc);
+ ret = check_signature(payload.buf, payload.len, signature.buf,
+ signature.len, sigc);
out:
- strbuf_release(&gpg_status);
- strbuf_release(&gpg_output);
strbuf_release(&payload);
strbuf_release(&signature);
+
+ return ret;
}
@@ -1543,13 +1537,9 @@ int commit_tree_extended(const char *msg, size_t msg_len,
* if everything else stays the same.
*/
while (parents) {
- struct commit_list *next = parents->next;
- struct commit *parent = parents->item;
-
+ struct commit *parent = pop_commit(&parents);
strbuf_addf(&buffer, "parent %s\n",
- sha1_to_hex(parent->object.sha1));
- free(parents);
- parents = next;
+ oid_to_hex(&parent->object.oid));
}
/* Person/date information */
@@ -1633,7 +1623,7 @@ void print_commit_list(struct commit_list *list,
{
for ( ; list; list = list->next) {
const char *format = list->next ? format_cur : format_last;
- printf(format, sha1_to_hex(list->item->object.sha1));
+ printf(format, oid_to_hex(&list->item->object.oid));
}
}