Exemplo n.º 1
0
int git_blob_create_fromchunks(
	git_oid *oid,
	git_repository *repo,
	const char *hintpath,
	int (*source_cb)(char *content, size_t max_length, void *payload),
	void *payload)
{
	int error;
	char *content = NULL;
	git_filebuf file = GIT_FILEBUF_INIT;
	git_buf path = GIT_BUF_INIT;

	assert(oid && repo && source_cb);

	if ((error = git_buf_joinpath(
			&path, git_repository_path(repo), GIT_OBJECTS_DIR "streamed")) < 0)
		goto cleanup;

	content = git__malloc(BUFFER_SIZE);
	GITERR_CHECK_ALLOC(content);

	if ((error = git_filebuf_open(
			&file, git_buf_cstr(&path), GIT_FILEBUF_TEMPORARY, 0666)) < 0)
		goto cleanup;

	while (1) {
		int read_bytes = source_cb(content, BUFFER_SIZE, payload);

		if (!read_bytes)
			break;

		if (read_bytes > BUFFER_SIZE) {
			giterr_set(GITERR_OBJECT, "Invalid chunk size while creating blob");
			error = GIT_EBUFS;
		} else if (read_bytes < 0) {
			error = giterr_set_after_callback(read_bytes);
		} else {
			error = git_filebuf_write(&file, content, read_bytes);
		}

		if (error < 0)
			goto cleanup;
	}

	if ((error = git_filebuf_flush(&file)) < 0)
		goto cleanup;

	error = git_blob__create_from_paths(
		oid, NULL, repo, file.path_lock, hintpath, 0, hintpath != NULL);

cleanup:
	git_buf_free(&path);
	git_filebuf_cleanup(&file);
	git__free(content);

	return error;
}
Exemplo n.º 2
0
Arquivo: blob.c Projeto: 0CV0/libgit2
int git_blob_create_fromchunks(
	git_oid *oid,
	git_repository *repo,
	const char *hintpath,
	int (*source_cb)(char *content, size_t max_length, void *payload),
	void *payload)
{
	int error = -1, read_bytes;
	char *content = NULL;
	git_filebuf file = GIT_FILEBUF_INIT;
	git_buf path = GIT_BUF_INIT;

	if (git_buf_join_n(
		&path, '/', 3, 
		git_repository_path(repo),
		GIT_OBJECTS_DIR, 
		"streamed") < 0)
			goto cleanup;

	content = git__malloc(BUFFER_SIZE);
	GITERR_CHECK_ALLOC(content);

	if (git_filebuf_open(&file, git_buf_cstr(&path), GIT_FILEBUF_TEMPORARY) < 0)
		goto cleanup;

	while (1) {
		read_bytes = source_cb(content, BUFFER_SIZE, payload);

		assert(read_bytes <= BUFFER_SIZE);

		if (read_bytes <= 0)
			break;

		if (git_filebuf_write(&file, content, read_bytes) < 0)
			goto cleanup;
	}

	if (read_bytes < 0)
		goto cleanup;

	if (git_filebuf_flush(&file) < 0)
		goto cleanup;

	error = blob_create_internal(oid, repo, file.path_lock, hintpath, hintpath != NULL);

cleanup:
	git_buf_free(&path);
	git_filebuf_cleanup(&file);
	git__free(content);
	return error;
}
Exemplo n.º 3
0
int git_blob_create_fromstream_commit(git_oid *out, git_writestream *_stream)
{
	int error;
	blob_writestream *stream = (blob_writestream *) _stream;

	/*
	 * We can make this more officient by avoiding writing to
	 * disk, but for now let's re-use the helper functions we
	 * have.
	 */
	if ((error = git_filebuf_flush(&stream->fbuf)) < 0)
		goto cleanup;

	error = git_blob__create_from_paths(out, NULL, stream->repo, stream->fbuf.path_lock,
					    stream->hintpath, 0, !!stream->hintpath);

cleanup:
	blob_writestream_free(_stream);
	return error;

}