mirror of
https://git.proxmox.com/git/libgit2
synced 2025-05-29 05:44:08 +00:00
bb742ede3d
1. The license header is technically not valid if it doesn't have a copyright signature. 2. The COPYING file has been updated with the different licenses used in the project. 3. The full GPLv2 header in each file annoys me.
123 lines
2.8 KiB
C
123 lines
2.8 KiB
C
/*
|
|
* Copyright (C) 2009-2011 the libgit2 contributors
|
|
*
|
|
* This file is part of libgit2, distributed under the GNU GPL v2 with
|
|
* a Linking Exception. For full terms see the included COPYING file.
|
|
*/
|
|
|
|
#include "git2/common.h"
|
|
#include "git2/object.h"
|
|
#include "git2/repository.h"
|
|
|
|
#include "common.h"
|
|
#include "blob.h"
|
|
|
|
const void *git_blob_rawcontent(git_blob *blob)
|
|
{
|
|
assert(blob);
|
|
return blob->odb_object->raw.data;
|
|
}
|
|
|
|
size_t git_blob_rawsize(git_blob *blob)
|
|
{
|
|
assert(blob);
|
|
return blob->odb_object->raw.len;
|
|
}
|
|
|
|
void git_blob__free(git_blob *blob)
|
|
{
|
|
git_odb_object_close(blob->odb_object);
|
|
free(blob);
|
|
}
|
|
|
|
int git_blob__parse(git_blob *blob, git_odb_object *odb_obj)
|
|
{
|
|
assert(blob);
|
|
git_cached_obj_incref((git_cached_obj *)odb_obj);
|
|
blob->odb_object = odb_obj;
|
|
return GIT_SUCCESS;
|
|
}
|
|
|
|
int git_blob_create_frombuffer(git_oid *oid, git_repository *repo, const void *buffer, size_t len)
|
|
{
|
|
int error;
|
|
git_odb_stream *stream;
|
|
|
|
if ((error = git_odb_open_wstream(&stream, repo->db, len, GIT_OBJ_BLOB)) < GIT_SUCCESS)
|
|
return git__rethrow(error, "Failed to create blob");
|
|
|
|
if ((error = stream->write(stream, buffer, len)) < GIT_SUCCESS) {
|
|
stream->free(stream);
|
|
return error;
|
|
}
|
|
|
|
error = stream->finalize_write(oid, stream);
|
|
stream->free(stream);
|
|
|
|
if (error < GIT_SUCCESS)
|
|
return git__rethrow(error, "Failed to create blob");
|
|
|
|
return GIT_SUCCESS;
|
|
}
|
|
|
|
int git_blob_create_fromfile(git_oid *oid, git_repository *repo, const char *path)
|
|
{
|
|
int error, islnk;
|
|
int fd = 0;
|
|
char full_path[GIT_PATH_MAX];
|
|
char buffer[2048];
|
|
git_off_t size;
|
|
git_odb_stream *stream;
|
|
struct stat st;
|
|
|
|
if (repo->path_workdir == NULL)
|
|
return git__throw(GIT_ENOTFOUND, "Failed to create blob. (No working directory found)");
|
|
|
|
git_path_join(full_path, repo->path_workdir, path);
|
|
|
|
error = p_lstat(full_path, &st);
|
|
if (error < 0) {
|
|
return git__throw(GIT_EOSERR, "Failed to stat blob. %s", strerror(errno));
|
|
}
|
|
|
|
islnk = S_ISLNK(st.st_mode);
|
|
size = st.st_size;
|
|
|
|
if (!islnk)
|
|
if ((fd = p_open(full_path, O_RDONLY)) < 0)
|
|
return git__throw(GIT_ENOTFOUND, "Failed to create blob. Could not open '%s'", full_path);
|
|
|
|
if ((error = git_odb_open_wstream(&stream, repo->db, (size_t)size, GIT_OBJ_BLOB)) < GIT_SUCCESS) {
|
|
if (!islnk)
|
|
p_close(fd);
|
|
return git__rethrow(error, "Failed to create blob");
|
|
}
|
|
|
|
while (size > 0) {
|
|
ssize_t read_len;
|
|
|
|
if (!islnk)
|
|
read_len = p_read(fd, buffer, sizeof(buffer));
|
|
else
|
|
read_len = p_readlink(full_path, buffer, sizeof(buffer));
|
|
|
|
if (read_len < 0) {
|
|
if (!islnk)
|
|
p_close(fd);
|
|
stream->free(stream);
|
|
return git__throw(GIT_EOSERR, "Failed to create blob. Can't read full file");
|
|
}
|
|
|
|
stream->write(stream, buffer, read_len);
|
|
size -= read_len;
|
|
}
|
|
|
|
error = stream->finalize_write(oid, stream);
|
|
stream->free(stream);
|
|
if (!islnk)
|
|
p_close(fd);
|
|
|
|
return error == GIT_SUCCESS ? GIT_SUCCESS : git__rethrow(error, "Failed to create blob");
|
|
}
|
|
|