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packbuilder: add git_packbuilder_foreach

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Let the user get each object as a buffer+size pair so they can handle
the packfile content as they need to.
This commit is contained in:
Carlos Martín Nieto 2012-10-31 10:26:04 +01:00 committed by Carlos Martín Nieto
parent efde422553
commit 3dfed9cb86
3 changed files with 45 additions and 2 deletions
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10
include/git2/pack.h
View File

@ -77,6 +77,16 @@ GIT_EXTERN(int) git_packbuilder_insert_tree(git_packbuilder *pb, const git_oid *
*/
GIT_EXTERN(int) git_packbuilder_write(git_packbuilder *pb, const char *file);
/**
* Create the new pack and pass each object to the callback
*
* @param pb the packbuilder
* @param cb the callback to call with each packed object's buffer
* @param data the callback's data
* @return 0 or an error code
*/
GIT_EXTERN(int) git_packbuilder_foreach(git_packbuilder *pb, int (*cb)(void *buf, size_t size, void *data), void *data);
/**
* Free the packbuilder and all associated data
*

6
src/pack-objects.c
View File

@ -1237,6 +1237,12 @@ int git_packbuilder_send(git_packbuilder *pb, git_transport *t)
return write_pack(pb, &send_pack_file, t);
}
int git_packbuilder_foreach(git_packbuilder *pb, int (*cb)(void *buf, size_t size, void *payload), void *payload)
{
PREPARE_PACK;
return write_pack(pb, cb, payload);
}
int git_packbuilder_write_buf(git_buf *buf, git_packbuilder *pb)
{
PREPARE_PACK;

31
tests-clar/pack/packbuilder.c
View File

@ -28,12 +28,12 @@ void test_pack_packbuilder__cleanup(void)
git_packbuilder_free(_packbuilder);
git_revwalk_free(_revwalker);
git_indexer_free(_indexer);
_indexer = NULL;
git_repository_free(_repo);
}
void test_pack_packbuilder__create_pack(void)
static void seed_packbuilder(void)
{
git_transfer_progress stats;
git_oid oid, *o;
unsigned int i;
@ -58,10 +58,37 @@ void test_pack_packbuilder__create_pack(void)
git_commit_tree_oid((git_commit *)obj)));
git_object_free(obj);
}
}
void test_pack_packbuilder__create_pack(void)
{
git_transfer_progress stats;
seed_packbuilder();
cl_git_pass(git_packbuilder_write(_packbuilder, "testpack.pack"));
cl_git_pass(git_indexer_new(&_indexer, "testpack.pack"));
cl_git_pass(git_indexer_run(_indexer, &stats));
cl_git_pass(git_indexer_write(_indexer));
}
static git_transfer_progress stats;
static int foreach_cb(void *buf, size_t len, void *payload)
{
git_indexer_stream *idx = (git_indexer_stream *) payload;
cl_git_pass(git_indexer_stream_add(idx, buf, len, &stats));
return 0;
}
void test_pack_packbuilder__foreach(void)
{
git_indexer_stream *idx;
seed_packbuilder();
cl_git_pass(git_indexer_stream_new(&idx, ".", NULL, NULL));
cl_git_pass(git_packbuilder_foreach(_packbuilder, foreach_cb, idx));
cl_git_pass(git_indexer_stream_finalize(idx, &stats));
git_indexer_stream_free(idx);
}