20 static bool diff_file_content_binary_by_size(git_diff_file_content *fc)  in diff_file_content_binary_by_size()  argument
23 	if ((fc->file->flags & DIFF_FLAGS_KNOWN_BINARY) == 0 &&  in diff_file_content_binary_by_size()
24 		fc->opts_max_size > 0 &&  in diff_file_content_binary_by_size()
25 		fc->file->size > fc->opts_max_size)  in diff_file_content_binary_by_size()
26 		fc->file->flags |= GIT_DIFF_FLAG_BINARY;  in diff_file_content_binary_by_size()
28 	return ((fc->file->flags & GIT_DIFF_FLAG_BINARY) != 0);  in diff_file_content_binary_by_size()
31 static void diff_file_content_binary_by_content(git_diff_file_content *fc)  in diff_file_content_binary_by_content()  argument
33 	if ((fc->file->flags & DIFF_FLAGS_KNOWN_BINARY) != 0)  in diff_file_content_binary_by_content()
37 		fc->driver, fc->map.data, fc->map.len)) {  in diff_file_content_binary_by_content()
38 	case 0: fc->file->flags |= GIT_DIFF_FLAG_NOT_BINARY; break;  in diff_file_content_binary_by_content()
39 	case 1: fc->file->flags |= GIT_DIFF_FLAG_BINARY; break;  in diff_file_content_binary_by_content()
45 	git_diff_file_content *fc, const git_diff_options *opts)  in diff_file_content_init_common()  argument
47 	fc->opts_flags = opts ? opts->flags : GIT_DIFF_NORMAL;  in diff_file_content_init_common()
50 		fc->opts_max_size = opts->max_size ?  in diff_file_content_init_common()
53 	if (fc->src == GIT_ITERATOR_EMPTY)  in diff_file_content_init_common()
54 		fc->src = GIT_ITERATOR_TREE;  in diff_file_content_init_common()
56 	if (!fc->driver &&  in diff_file_content_init_common()
57 		git_diff_driver_lookup(&fc->driver, fc->repo,  in diff_file_content_init_common()
58 		    NULL, fc->file->path) < 0)  in diff_file_content_init_common()
62 	git_diff_driver_update_options(&fc->opts_flags, fc->driver);  in diff_file_content_init_common()
65 	if ((size_t)fc->file->size != fc->file->size)  in diff_file_content_init_common()
66 		fc->file->flags |= GIT_DIFF_FLAG_BINARY;  in diff_file_content_init_common()
68 	else if (fc->opts_flags & GIT_DIFF_FORCE_TEXT) {  in diff_file_content_init_common()
69 		fc->file->flags &= ~GIT_DIFF_FLAG_BINARY;  in diff_file_content_init_common()
70 		fc->file->flags |= GIT_DIFF_FLAG_NOT_BINARY;  in diff_file_content_init_common()
73 	else if (fc->opts_flags & GIT_DIFF_FORCE_BINARY) {  in diff_file_content_init_common()
74 		fc->file->flags &= ~GIT_DIFF_FLAG_NOT_BINARY;  in diff_file_content_init_common()
75 		fc->file->flags |= GIT_DIFF_FLAG_BINARY;  in diff_file_content_init_common()
78 	diff_file_content_binary_by_size(fc);  in diff_file_content_init_common()
80 	if ((fc->flags & GIT_DIFF_FLAG__NO_DATA) != 0) {  in diff_file_content_init_common()
81 		fc->flags |= GIT_DIFF_FLAG__LOADED;  in diff_file_content_init_common()
82 		fc->map.len  = 0;  in diff_file_content_init_common()
83 		fc->map.data = "";  in diff_file_content_init_common()
86 	if ((fc->flags & GIT_DIFF_FLAG__LOADED) != 0)  in diff_file_content_init_common()
87 		diff_file_content_binary_by_content(fc);  in diff_file_content_init_common()
93 	git_diff_file_content *fc,  in git_diff_file_content__init_from_diff()  argument
100 	memset(fc, 0, sizeof(*fc));  in git_diff_file_content__init_from_diff()
101 	fc->repo = diff->repo;  in git_diff_file_content__init_from_diff()
102 	fc->file = use_old ? &delta->old_file : &delta->new_file;  in git_diff_file_content__init_from_diff()
103 	fc->src  = use_old ? diff->old_src : diff->new_src;  in git_diff_file_content__init_from_diff()
105 	if (git_diff_driver_lookup(&fc->driver, fc->repo,  in git_diff_file_content__init_from_diff()
106 		    &diff->attrsession, fc->file->path) < 0)  in git_diff_file_content__init_from_diff()
129 		fc->flags |= GIT_DIFF_FLAG__NO_DATA;  in git_diff_file_content__init_from_diff()
131 	return diff_file_content_init_common(fc, &diff->opts);  in git_diff_file_content__init_from_diff()
135 	git_diff_file_content *fc,  in git_diff_file_content__init_from_src()  argument
141 	memset(fc, 0, sizeof(*fc));  in git_diff_file_content__init_from_src()
142 	fc->repo = repo;  in git_diff_file_content__init_from_src()
143 	fc->file = as_file;  in git_diff_file_content__init_from_src()
146 		fc->flags |= GIT_DIFF_FLAG__NO_DATA;  in git_diff_file_content__init_from_src()
148 		fc->flags |= GIT_DIFF_FLAG__LOADED;  in git_diff_file_content__init_from_src()
149 		fc->file->flags |= GIT_DIFF_FLAG_VALID_ID;  in git_diff_file_content__init_from_src()
150 		fc->file->mode = GIT_FILEMODE_BLOB;  in git_diff_file_content__init_from_src()
153 			git_blob_dup((git_blob **)&fc->blob, (git_blob *) src->blob);  in git_diff_file_content__init_from_src()
154 			fc->file->size = git_blob_rawsize(src->blob);  in git_diff_file_content__init_from_src()
155 			git_oid_cpy(&fc->file->id, git_blob_id(src->blob));  in git_diff_file_content__init_from_src()
156 			fc->file->id_abbrev = GIT_OID_HEXSZ;  in git_diff_file_content__init_from_src()
158 			fc->map.len  = (size_t)fc->file->size;  in git_diff_file_content__init_from_src()
159 			fc->map.data = (char *)git_blob_rawcontent(src->blob);  in git_diff_file_content__init_from_src()
161 			fc->flags |= GIT_DIFF_FLAG__FREE_BLOB;  in git_diff_file_content__init_from_src()
164 			if ((error = git_odb_hash(&fc->file->id, src->buf, src->buflen, GIT_OBJECT_BLOB)) < 0)  in git_diff_file_content__init_from_src()
166 			fc->file->size = src->buflen;  in git_diff_file_content__init_from_src()
167 			fc->file->id_abbrev = GIT_OID_HEXSZ;  in git_diff_file_content__init_from_src()
169 			fc->map.len  = src->buflen;  in git_diff_file_content__init_from_src()
170 			fc->map.data = (char *)src->buf;  in git_diff_file_content__init_from_src()
174 	return diff_file_content_init_common(fc, opts);  in git_diff_file_content__init_from_src()
178 	git_diff_file_content *fc, bool check_status)  in diff_file_content_commit_to_str()  argument
190 		if ((error = git_submodule_lookup(&sm, fc->repo, fc->file->path)) < 0) {  in diff_file_content_commit_to_str()
199 …if ((error = git_submodule_status(&sm_status, fc->repo, fc->file->path, GIT_SUBMODULE_IGNORE_UNSPE…  in diff_file_content_commit_to_str()
205 		if ((fc->file->flags & GIT_DIFF_FLAG_VALID_ID) == 0 &&  in diff_file_content_commit_to_str()
209 			git_oid_cpy(&fc->file->id, sm_head);  in diff_file_content_commit_to_str()
210 			fc->file->flags |= GIT_DIFF_FLAG_VALID_ID;  in diff_file_content_commit_to_str()
219 	git_oid_tostr(oid, sizeof(oid), &fc->file->id);  in diff_file_content_commit_to_str()
223 	fc->map.len  = git_buf_len(&content);  in diff_file_content_commit_to_str()
224 	fc->map.data = git_buf_detach(&content);  in diff_file_content_commit_to_str()
225 	fc->flags |= GIT_DIFF_FLAG__FREE_DATA;  in diff_file_content_commit_to_str()
231 	git_diff_file_content *fc,  in diff_file_content_load_blob()  argument
237 	if (git_oid_is_zero(&fc->file->id))  in diff_file_content_load_blob()
240 	if (fc->file->mode == GIT_FILEMODE_COMMIT)  in diff_file_content_load_blob()
241 		return diff_file_content_commit_to_str(fc, false);  in diff_file_content_load_blob()
244 	if (!fc->file->size) {  in diff_file_content_load_blob()
246 				fc->file, &odb_obj, fc->repo)) < 0)  in diff_file_content_load_blob()
251 		diff_file_content_binary_by_size(fc))  in diff_file_content_load_blob()
256 			(git_object **)&fc->blob, fc->repo, odb_obj, GIT_OBJECT_BLOB);  in diff_file_content_load_blob()
260 			(git_blob **)&fc->blob, fc->repo, &fc->file->id);  in diff_file_content_load_blob()
264 		fc->flags |= GIT_DIFF_FLAG__FREE_BLOB;  in diff_file_content_load_blob()
265 		fc->map.data = (void *)git_blob_rawcontent(fc->blob);  in diff_file_content_load_blob()
266 		fc->map.len  = (size_t)git_blob_rawsize(fc->blob);  in diff_file_content_load_blob()
273 	git_diff_file_content *fc, git_buf *path)  in diff_file_content_load_workdir_symlink_fake()  argument
281 	fc->map.len = git_buf_len(&target);  in diff_file_content_load_workdir_symlink_fake()
282 	fc->map.data = git_buf_detach(&target);  in diff_file_content_load_workdir_symlink_fake()
283 	fc->flags |= GIT_DIFF_FLAG__FREE_DATA;  in diff_file_content_load_workdir_symlink_fake()
290 	git_diff_file_content *fc, git_buf *path)  in diff_file_content_load_workdir_symlink()  argument
296 		&symlink_supported, fc->repo, GIT_CONFIGMAP_SYMLINKS)) < 0)  in diff_file_content_load_workdir_symlink()
300 		return diff_file_content_load_workdir_symlink_fake(fc, path);  in diff_file_content_load_workdir_symlink()
305 	alloc_len = (ssize_t)(fc->file->size * 2) + 1;  in diff_file_content_load_workdir_symlink()
307 	fc->map.data = git__calloc(alloc_len, sizeof(char));  in diff_file_content_load_workdir_symlink()
308 	GIT_ERROR_CHECK_ALLOC(fc->map.data);  in diff_file_content_load_workdir_symlink()
310 	fc->flags |= GIT_DIFF_FLAG__FREE_DATA;  in diff_file_content_load_workdir_symlink()
312 	read_len = p_readlink(git_buf_cstr(path), fc->map.data, alloc_len);  in diff_file_content_load_workdir_symlink()
314 		git_error_set(GIT_ERROR_OS, "failed to read symlink '%s'", fc->file->path);  in diff_file_content_load_workdir_symlink()
318 	fc->map.len = read_len;  in diff_file_content_load_workdir_symlink()
323 	git_diff_file_content *fc,  in diff_file_content_load_workdir_file()  argument
335 	if (!fc->file->size)  in diff_file_content_load_workdir_file()
336 	    error = git_futils_filesize(&fc->file->size, fd);  in diff_file_content_load_workdir_file()
338 	if (error < 0 || !fc->file->size)  in diff_file_content_load_workdir_file()
342 		diff_file_content_binary_by_size(fc))  in diff_file_content_load_workdir_file()
346 			&fl, fc->repo, NULL, fc->file->path,  in diff_file_content_load_workdir_file()
353 				&fc->map, fd, 0, (size_t)fc->file->size))) {  in diff_file_content_load_workdir_file()
354 			fc->flags |= GIT_DIFF_FLAG__UNMAP_DATA;  in diff_file_content_load_workdir_file()
362 	if (!(error = git_futils_readbuffer_fd(&raw, fd, (size_t)fc->file->size))) {  in diff_file_content_load_workdir_file()
368 			fc->map.len  = out.size;  in diff_file_content_load_workdir_file()
369 			fc->map.data = out.ptr;  in diff_file_content_load_workdir_file()
370 			fc->flags |= GIT_DIFF_FLAG__FREE_DATA;  in diff_file_content_load_workdir_file()
382 	git_diff_file_content *fc,  in diff_file_content_load_workdir()  argument
388 	if (fc->file->mode == GIT_FILEMODE_COMMIT)  in diff_file_content_load_workdir()
389 		return diff_file_content_commit_to_str(fc, true);  in diff_file_content_load_workdir()
391 	if (fc->file->mode == GIT_FILEMODE_TREE)  in diff_file_content_load_workdir()
394 	if (git_repository_workdir_path(&path, fc->repo, fc->file->path) < 0)  in diff_file_content_load_workdir()
397 	if (S_ISLNK(fc->file->mode))  in diff_file_content_load_workdir()
398 		error = diff_file_content_load_workdir_symlink(fc, &path);  in diff_file_content_load_workdir()
400 		error = diff_file_content_load_workdir_file(fc, &path, diff_opts);  in diff_file_content_load_workdir()
403 	if (!error && (fc->file->flags & GIT_DIFF_FLAG_VALID_ID) == 0) {  in diff_file_content_load_workdir()
405 			&fc->file->id, fc->map.data, fc->map.len, GIT_OBJECT_BLOB);  in diff_file_content_load_workdir()
406 		fc->file->flags |= GIT_DIFF_FLAG_VALID_ID;  in diff_file_content_load_workdir()
414 	git_diff_file_content *fc,  in git_diff_file_content__load()  argument
419 	if ((fc->flags & GIT_DIFF_FLAG__LOADED) != 0)  in git_diff_file_content__load()
422 	if ((fc->file->flags & GIT_DIFF_FLAG_BINARY) != 0 &&  in git_diff_file_content__load()
426 	if (fc->src == GIT_ITERATOR_WORKDIR)  in git_diff_file_content__load()
427 		error = diff_file_content_load_workdir(fc, diff_opts);  in git_diff_file_content__load()
429 		error = diff_file_content_load_blob(fc, diff_opts);  in git_diff_file_content__load()
433 	fc->flags |= GIT_DIFF_FLAG__LOADED;  in git_diff_file_content__load()
435 	diff_file_content_binary_by_content(fc);  in git_diff_file_content__load()
440 void git_diff_file_content__unload(git_diff_file_content *fc)  in git_diff_file_content__unload()  argument
442 	if ((fc->flags & GIT_DIFF_FLAG__LOADED) == 0)  in git_diff_file_content__unload()
445 	if (fc->flags & GIT_DIFF_FLAG__FREE_DATA) {  in git_diff_file_content__unload()
446 		git__free(fc->map.data);  in git_diff_file_content__unload()
447 		fc->map.data = "";  in git_diff_file_content__unload()
448 		fc->map.len  = 0;  in git_diff_file_content__unload()
449 		fc->flags &= ~GIT_DIFF_FLAG__FREE_DATA;  in git_diff_file_content__unload()
451 	else if (fc->flags & GIT_DIFF_FLAG__UNMAP_DATA) {  in git_diff_file_content__unload()
452 		git_futils_mmap_free(&fc->map);  in git_diff_file_content__unload()
453 		fc->map.data = "";  in git_diff_file_content__unload()
454 		fc->map.len  = 0;  in git_diff_file_content__unload()
455 		fc->flags &= ~GIT_DIFF_FLAG__UNMAP_DATA;  in git_diff_file_content__unload()
458 	if (fc->flags & GIT_DIFF_FLAG__FREE_BLOB) {  in git_diff_file_content__unload()
459 		git_blob_free((git_blob *)fc->blob);  in git_diff_file_content__unload()
460 		fc->blob = NULL;  in git_diff_file_content__unload()
461 		fc->flags &= ~GIT_DIFF_FLAG__FREE_BLOB;  in git_diff_file_content__unload()
464 	fc->flags &= ~GIT_DIFF_FLAG__LOADED;  in git_diff_file_content__unload()
467 void git_diff_file_content__clear(git_diff_file_content *fc)  in git_diff_file_content__clear()  argument
469 	git_diff_file_content__unload(fc);  in git_diff_file_content__clear()