4 Copyright (C) Andrew Tridgell 2004
6 ** NOTE! The following LGPL license applies to the ldb
7 ** library. This does NOT imply that all of Samba is released
10 This library is free software; you can redistribute it and/or
11 modify it under the terms of the GNU Lesser General Public
12 License as published by the Free Software Foundation; either
13 version 3 of the License, or (at your option) any later version.
15 This library is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 Lesser General Public License for more details.
20 You should have received a copy of the GNU Lesser General Public
21 License along with this library; if not, see <http://www.gnu.org/licenses/>.
27 * Component: ldif routines
29 * Description: ldif pack/unpack routines
31 * Author: Andrew Tridgell
35 see RFC2849 for the LDIF format definition
38 #include "ldb_private.h"
39 #include "system/locale.h"
44 static int ldb_read_data_file(TALLOC_CTX *mem_ctx, struct ldb_val *value)
48 int count, size, bytes;
51 const char *fname = (const char *)value->data;
53 if (strncmp(fname, "file://", 7) != 0) {
54 return LDB_ERR_INVALID_ATTRIBUTE_SYNTAX;
58 f = open(fname, O_RDONLY);
63 if (fstat(f, &statbuf) != 0) {
68 if (statbuf.st_size == 0) {
73 value->data = (uint8_t *)talloc_size(mem_ctx, statbuf.st_size + 1);
74 if (value->data == NULL) {
78 value->data[statbuf.st_size] = 0;
81 size = statbuf.st_size;
82 buf = (char *)value->data;
83 while (count < statbuf.st_size) {
84 bytes = read(f, buf, size);
86 talloc_free(value->data);
95 value->length = statbuf.st_size;
96 ret = statbuf.st_size;
104 this base64 decoder was taken from jitterbug (written by tridge).
105 we might need to replace it with a new version
107 int ldb_base64_decode(char *s)
109 const char *b64 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
110 int bit_offset=0, byte_offset, idx, i, n;
111 uint8_t *d = (uint8_t *)s;
116 while (*s && (p=strchr(b64,*s))) {
117 idx = (int)(p - b64);
118 byte_offset = (i*6)/8;
119 bit_offset = (i*6)%8;
120 d[byte_offset] &= ~((1<<(8-bit_offset))-1);
121 if (bit_offset < 3) {
122 d[byte_offset] |= (idx << (2-bit_offset));
125 d[byte_offset] |= (idx >> (bit_offset-2));
126 d[byte_offset+1] = 0;
127 d[byte_offset+1] |= (idx << (8-(bit_offset-2))) & 0xFF;
132 if (bit_offset >= 3) {
137 /* the only termination allowed */
153 char *ldb_base64_encode(TALLOC_CTX *mem_ctx, const char *buf, int len)
155 const char *b64 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
156 int bit_offset, byte_offset, idx, i;
157 const uint8_t *d = (const uint8_t *)buf;
158 int bytes = (len*8 + 5)/6, pad_bytes = (bytes % 4) ? 4 - (bytes % 4) : 0;
161 out = talloc_array(mem_ctx, char, bytes+pad_bytes+1);
162 if (!out) return NULL;
164 for (i=0;i<bytes;i++) {
165 byte_offset = (i*6)/8;
166 bit_offset = (i*6)%8;
167 if (bit_offset < 3) {
168 idx = (d[byte_offset] >> (2-bit_offset)) & 0x3F;
170 idx = (d[byte_offset] << (bit_offset-2)) & 0x3F;
171 if (byte_offset+1 < len) {
172 idx |= (d[byte_offset+1] >> (8-(bit_offset-2)));
178 for (;i<bytes+pad_bytes;i++)
186 see if a buffer should be base64 encoded
188 int ldb_should_b64_encode(struct ldb_context *ldb, const struct ldb_val *val)
191 uint8_t *p = val->data;
193 if (val->length == 0) {
197 if (p[0] == ' ' || p[0] == ':') {
201 for (i=0; i<val->length; i++) {
202 if (!isprint(p[i]) || p[i] == '\n') {
209 /* this macro is used to handle the return checking on fprintf_fn() */
210 #define CHECK_RET do { if (ret < 0) return ret; total += ret; } while (0)
213 write a line folded string onto a file
215 static int fold_string(int (*fprintf_fn)(void *, const char *, ...), void *private_data,
216 const char *buf, size_t length, int start_pos)
221 for (i=0;i<length;i++) {
222 ret = fprintf_fn(private_data, "%c", buf[i]);
224 if (i != (length-1) && (i + start_pos) % 77 == 0) {
225 ret = fprintf_fn(private_data, "\n ");
236 encode as base64 to a file
238 static int base64_encode_f(struct ldb_context *ldb,
239 int (*fprintf_fn)(void *, const char *, ...),
241 const char *buf, int len, int start_pos)
243 char *b = ldb_base64_encode(ldb, buf, len);
250 ret = fold_string(fprintf_fn, private_data, b, strlen(b), start_pos);
257 static const struct {
259 enum ldb_changetype changetype;
260 } ldb_changetypes[] = {
261 {"add", LDB_CHANGETYPE_ADD},
262 {"delete", LDB_CHANGETYPE_DELETE},
263 {"modify", LDB_CHANGETYPE_MODIFY},
264 {"modrdn", LDB_CHANGETYPE_MODRDN},
265 {"moddn", LDB_CHANGETYPE_MODRDN},
269 /* this macro is used to handle the return checking on fprintf_fn() */
270 #define CHECK_RET do { if (ret < 0) { talloc_free(mem_ctx); return ret; } total += ret; } while (0)
273 write to ldif, using a caller supplied write method, and only printing secrets if we are not in a trace
275 static int ldb_ldif_write_trace(struct ldb_context *ldb,
276 int (*fprintf_fn)(void *, const char *, ...),
278 const struct ldb_ldif *ldif,
285 const struct ldb_message *msg;
286 const char * const * secret_attributes = ldb_get_opaque(ldb, LDB_SECRET_ATTRIBUTE_LIST_OPAQUE);
288 mem_ctx = talloc_named_const(NULL, 0, "ldb_ldif_write");
291 p = ldb_dn_get_extended_linearized(mem_ctx, msg->dn, 1);
292 ret = fprintf_fn(private_data, "dn: %s\n", p);
296 if (ldif->changetype != LDB_CHANGETYPE_NONE) {
297 for (i=0;ldb_changetypes[i].name;i++) {
298 if (ldb_changetypes[i].changetype == ldif->changetype) {
302 if (!ldb_changetypes[i].name) {
303 ldb_debug(ldb, LDB_DEBUG_ERROR, "Error: Invalid ldif changetype %d",
305 talloc_free(mem_ctx);
308 ret = fprintf_fn(private_data, "changetype: %s\n", ldb_changetypes[i].name);
312 for (i=0;i<msg->num_elements;i++) {
313 const struct ldb_schema_attribute *a;
315 a = ldb_schema_attribute_by_name(ldb, msg->elements[i].name);
317 if (ldif->changetype == LDB_CHANGETYPE_MODIFY) {
318 switch (msg->elements[i].flags & LDB_FLAG_MOD_MASK) {
319 case LDB_FLAG_MOD_ADD:
320 fprintf_fn(private_data, "add: %s\n",
321 msg->elements[i].name);
323 case LDB_FLAG_MOD_DELETE:
324 fprintf_fn(private_data, "delete: %s\n",
325 msg->elements[i].name);
327 case LDB_FLAG_MOD_REPLACE:
328 fprintf_fn(private_data, "replace: %s\n",
329 msg->elements[i].name);
334 if (in_trace && secret_attributes && ldb_attr_in_list(secret_attributes, msg->elements[i].name)) {
335 /* Deliberatly skip printing this password */
336 ret = fprintf_fn(private_data, "# %s::: REDACTED SECRET ATTRIBUTE\n",
337 msg->elements[i].name);
342 for (j=0;j<msg->elements[i].num_values;j++) {
345 ret = a->syntax->ldif_write_fn(ldb, mem_ctx, &msg->elements[i].values[j], &v);
346 if (ret != LDB_SUCCESS) {
347 v = msg->elements[i].values[j];
349 use_b64_encode = !(ldb->flags & LDB_FLG_SHOW_BINARY)
350 && ldb_should_b64_encode(ldb, &v);
351 if (ret != LDB_SUCCESS || use_b64_encode) {
352 ret = fprintf_fn(private_data, "%s:: ",
353 msg->elements[i].name);
355 ret = base64_encode_f(ldb, fprintf_fn, private_data,
356 (char *)v.data, v.length,
357 strlen(msg->elements[i].name)+3);
359 ret = fprintf_fn(private_data, "\n");
362 ret = fprintf_fn(private_data, "%s: ", msg->elements[i].name);
364 if (ldb->flags & LDB_FLG_SHOW_BINARY) {
365 ret = fprintf_fn(private_data, "%*.*s",
366 v.length, v.length, (char *)v.data);
368 ret = fold_string(fprintf_fn, private_data,
369 (char *)v.data, v.length,
370 strlen(msg->elements[i].name)+2);
373 ret = fprintf_fn(private_data, "\n");
376 if (v.data != msg->elements[i].values[j].data) {
380 if (ldif->changetype == LDB_CHANGETYPE_MODIFY) {
381 fprintf_fn(private_data, "-\n");
384 ret = fprintf_fn(private_data,"\n");
387 talloc_free(mem_ctx);
396 write to ldif, using a caller supplied write method
398 int ldb_ldif_write(struct ldb_context *ldb,
399 int (*fprintf_fn)(void *, const char *, ...),
401 const struct ldb_ldif *ldif)
403 return ldb_ldif_write_trace(ldb, fprintf_fn, private_data, ldif, false);
408 pull a ldif chunk, which is defined as a piece of data ending in \n\n or EOF
409 this routine removes any RFC2849 continuations and comments
413 static char *next_chunk(struct ldb_context *ldb,
414 int (*fgetc_fn)(void *), void *private_data)
416 size_t alloc_size=0, chunk_size = 0;
421 while ((c = fgetc_fn(private_data)) != EOF) {
422 if (chunk_size+1 >= alloc_size) {
425 c2 = talloc_realloc(ldb, chunk, char, alloc_size);
441 /* handle continuation lines - see RFC2849 */
442 if (c == ' ' && chunk_size > 1 && chunk[chunk_size-1] == '\n') {
447 /* chunks are terminated by a double line-feed */
448 if (c == '\n' && chunk_size > 0 && chunk[chunk_size-1] == '\n') {
449 chunk[chunk_size-1] = 0;
453 if (c == '#' && (chunk_size == 0 || chunk[chunk_size-1] == '\n')) {
458 /* ignore leading blank lines */
459 if (chunk_size == 0 && c == '\n') {
463 chunk[chunk_size++] = c;
467 chunk[chunk_size] = 0;
474 /* simple ldif attribute parser */
475 static int next_attr(TALLOC_CTX *mem_ctx, char **s, const char **attr, struct ldb_val *value)
478 int base64_encoded = 0;
481 if (strncmp(*s, "-\n", 2) == 0) {
507 while (*p == ' ' || *p == '\t') {
511 value->data = (uint8_t *)p;
516 value->length = strlen((char *)value->data);
517 *s = ((char *)value->data) + value->length;
519 value->length = p - (char *)value->data;
524 if (base64_encoded) {
525 int len = ldb_base64_decode((char *)value->data);
527 /* it wasn't valid base64 data */
534 int len = ldb_read_data_file(mem_ctx, value);
536 /* an error occurred while trying to retrieve the file */
546 free a message from a ldif_read
548 void ldb_ldif_read_free(struct ldb_context *ldb, struct ldb_ldif *ldif)
553 int ldb_ldif_parse_modrdn(struct ldb_context *ldb,
554 const struct ldb_ldif *ldif,
556 struct ldb_dn **_olddn,
557 struct ldb_dn **_newrdn,
559 struct ldb_dn **_newsuperior,
560 struct ldb_dn **_newdn)
562 struct ldb_message *msg = ldif->msg;
563 struct ldb_val *newrdn_val = NULL;
564 struct ldb_val *deleteoldrdn_val = NULL;
565 struct ldb_val *newsuperior_val = NULL;
566 struct ldb_dn *olddn = NULL;
567 struct ldb_dn *newrdn = NULL;
568 bool deleteoldrdn = true;
569 struct ldb_dn *newsuperior = NULL;
570 struct ldb_dn *newdn = NULL;
571 struct ldb_val tmp_false;
572 struct ldb_val tmp_true;
574 TALLOC_CTX *tmp_ctx = talloc_new(mem_ctx);
576 if (tmp_ctx == NULL) {
577 ldb_debug(ldb, LDB_DEBUG_FATAL,
578 "Error: talloc_new() failed");
582 if (ldif->changetype != LDB_CHANGETYPE_MODRDN) {
583 ldb_debug(ldb, LDB_DEBUG_ERROR,
584 "Error: invalid changetype '%d'",
589 if (msg->num_elements < 2) {
590 ldb_debug(ldb, LDB_DEBUG_ERROR,
591 "Error: num_elements[%u] < 2",
596 if (msg->num_elements > 3) {
597 ldb_debug(ldb, LDB_DEBUG_ERROR,
598 "Error: num_elements[%u] > 3",
603 #define CHECK_ELEMENT(i, _name, v, needed) do { \
605 if (msg->num_elements < (i + 1)) { \
607 ldb_debug(ldb, LDB_DEBUG_ERROR, \
608 "Error: num_elements[%u] < (%u + 1)", \
609 msg->num_elements, i); \
612 } else if (ldb_attr_cmp(msg->elements[i].name, _name) != 0) { \
613 ldb_debug(ldb, LDB_DEBUG_ERROR, \
614 "Error: elements[%u].name[%s] != [%s]", \
615 i, msg->elements[i].name, _name); \
617 } else if (msg->elements[i].flags != 0) { \
618 ldb_debug(ldb, LDB_DEBUG_ERROR, \
619 "Error: elements[%u].flags[0x%X} != [0x0]", \
620 i, msg->elements[i].flags); \
622 } else if (msg->elements[i].num_values != 1) { \
623 ldb_debug(ldb, LDB_DEBUG_ERROR, \
624 "Error: elements[%u].num_values[%u] != 1", \
625 i, msg->elements[i].num_values); \
628 v = &msg->elements[i].values[0]; \
632 CHECK_ELEMENT(0, "newrdn", newrdn_val, true);
633 CHECK_ELEMENT(1, "deleteoldrdn", deleteoldrdn_val, true);
634 CHECK_ELEMENT(2, "newsuperior", newsuperior_val, false);
638 olddn = ldb_dn_copy(tmp_ctx, msg->dn);
640 ldb_debug(ldb, LDB_DEBUG_ERROR,
641 "Error: failed to copy olddn '%s'",
642 ldb_dn_get_linearized(msg->dn));
646 newrdn = ldb_dn_from_ldb_val(tmp_ctx, ldb, newrdn_val);
647 if (!ldb_dn_validate(newrdn)) {
648 ldb_debug(ldb, LDB_DEBUG_ERROR,
649 "Error: Unable to parse dn '%s'",
650 (char *)newrdn_val->data);
654 tmp_false.length = 1;
655 tmp_false.data = discard_const_p(uint8_t, "0");
657 tmp_true.data = discard_const_p(uint8_t, "1");
658 if (ldb_val_equal_exact(deleteoldrdn_val, &tmp_false) == 1) {
659 deleteoldrdn = false;
660 } else if (ldb_val_equal_exact(deleteoldrdn_val, &tmp_true) == 1) {
663 ldb_debug(ldb, LDB_DEBUG_ERROR,
664 "Error: deleteoldrdn value invalid '%s' not '0'/'1'",
665 (char *)deleteoldrdn_val->data);
669 if (newsuperior_val) {
670 newsuperior = ldb_dn_from_ldb_val(tmp_ctx, ldb, newsuperior_val);
671 if (!ldb_dn_validate(newsuperior)) {
672 ldb_debug(ldb, LDB_DEBUG_ERROR,
673 "Error: Unable to parse dn '%s'",
674 (char *)newsuperior_val->data);
678 newsuperior = ldb_dn_get_parent(tmp_ctx, msg->dn);
679 if (newsuperior == NULL) {
680 ldb_debug(ldb, LDB_DEBUG_ERROR,
681 "Error: Unable to get parent dn '%s'",
682 ldb_dn_get_linearized(msg->dn));
687 newdn = ldb_dn_copy(tmp_ctx, newrdn);
689 ldb_debug(ldb, LDB_DEBUG_ERROR,
690 "Error: failed to copy newrdn '%s'",
691 ldb_dn_get_linearized(newrdn));
695 ok = ldb_dn_add_base(newdn, newsuperior);
697 ldb_debug(ldb, LDB_DEBUG_ERROR,
698 "Error: failed to base '%s' to newdn '%s'",
699 ldb_dn_get_linearized(newsuperior),
700 ldb_dn_get_linearized(newdn));
705 *_olddn = talloc_move(mem_ctx, &olddn);
708 *_newrdn = talloc_move(mem_ctx, &newrdn);
711 *_deleteoldrdn = deleteoldrdn;
714 if (newsuperior_val) {
715 *_newrdn = talloc_move(mem_ctx, &newrdn);
721 *_newdn = talloc_move(mem_ctx, &newdn);
724 talloc_free(tmp_ctx);
727 talloc_free(tmp_ctx);
728 return LDB_ERR_OTHER;
730 talloc_free(tmp_ctx);
731 return LDB_ERR_OPERATIONS_ERROR;
733 talloc_free(tmp_ctx);
734 return LDB_ERR_INVALID_ATTRIBUTE_SYNTAX;
736 talloc_free(tmp_ctx);
737 return LDB_ERR_INVALID_DN_SYNTAX;
741 read from a LDIF source, creating a ldb_message
743 struct ldb_ldif *ldb_ldif_read(struct ldb_context *ldb,
744 int (*fgetc_fn)(void *), void *private_data)
746 struct ldb_ldif *ldif;
747 struct ldb_message *msg;
748 const char *attr=NULL;
749 char *chunk=NULL, *s;
750 struct ldb_val value;
754 ldif = talloc(ldb, struct ldb_ldif);
755 if (!ldif) return NULL;
757 ldif->msg = talloc(ldif, struct ldb_message);
758 if (ldif->msg == NULL) {
763 ldif->changetype = LDB_CHANGETYPE_NONE;
767 msg->elements = NULL;
768 msg->num_elements = 0;
770 chunk = next_chunk(ldb, fgetc_fn, private_data);
774 talloc_steal(ldif, chunk);
778 if (next_attr(ldif, &s, &attr, &value) != 0) {
782 /* first line must be a dn */
783 if (ldb_attr_cmp(attr, "dn") != 0) {
784 ldb_debug(ldb, LDB_DEBUG_ERROR, "Error: First line of ldif must be a dn not '%s'",
789 msg->dn = ldb_dn_from_ldb_val(msg, ldb, &value);
791 if ( ! ldb_dn_validate(msg->dn)) {
792 ldb_debug(ldb, LDB_DEBUG_ERROR, "Error: Unable to parse dn '%s'",
797 while (next_attr(ldif, &s, &attr, &value) == 0) {
798 const struct ldb_schema_attribute *a;
799 struct ldb_message_element *el;
802 if (ldb_attr_cmp(attr, "changetype") == 0) {
804 for (i=0;ldb_changetypes[i].name;i++) {
805 if (ldb_attr_cmp((char *)value.data, ldb_changetypes[i].name) == 0) {
806 ldif->changetype = ldb_changetypes[i].changetype;
810 if (!ldb_changetypes[i].name) {
811 ldb_debug(ldb, LDB_DEBUG_ERROR,
812 "Error: Bad ldif changetype '%s'",(char *)value.data);
818 if (ldb_attr_cmp(attr, "add") == 0) {
819 flags = LDB_FLAG_MOD_ADD;
822 if (ldb_attr_cmp(attr, "delete") == 0) {
823 flags = LDB_FLAG_MOD_DELETE;
826 if (ldb_attr_cmp(attr, "replace") == 0) {
827 flags = LDB_FLAG_MOD_REPLACE;
830 if (ldb_attr_cmp(attr, "-") == 0) {
836 if (ldb_msg_add_empty(msg, (char *)value.data, flags, NULL) != 0) {
842 el = &msg->elements[msg->num_elements-1];
844 a = ldb_schema_attribute_by_name(ldb, attr);
846 if (msg->num_elements > 0 && ldb_attr_cmp(attr, el->name) == 0 &&
847 flags == el->flags) {
848 /* its a continuation */
850 talloc_realloc(msg->elements, el->values,
851 struct ldb_val, el->num_values+1);
855 ret = a->syntax->ldif_read_fn(ldb, el->values, &value, &el->values[el->num_values]);
859 if (value.length == 0) {
860 ldb_debug(ldb, LDB_DEBUG_ERROR,
861 "Error: Attribute value cannot be empty for attribute '%s'", el->name);
864 if (value.data != el->values[el->num_values].data) {
865 talloc_steal(el->values, el->values[el->num_values].data);
869 /* its a new attribute */
870 msg->elements = talloc_realloc(msg, msg->elements,
871 struct ldb_message_element,
872 msg->num_elements+1);
873 if (!msg->elements) {
876 el = &msg->elements[msg->num_elements];
878 el->name = talloc_strdup(msg->elements, attr);
879 el->values = talloc(msg->elements, struct ldb_val);
880 if (!el->values || !el->name) {
884 ret = a->syntax->ldif_read_fn(ldb, el->values, &value, &el->values[0]);
888 if (value.data != el->values[0].data) {
889 talloc_steal(el->values, el->values[0].data);
895 if (ldif->changetype == LDB_CHANGETYPE_MODRDN) {
898 ret = ldb_ldif_parse_modrdn(ldb, ldif, ldif,
899 NULL, NULL, NULL, NULL, NULL);
900 if (ret != LDB_SUCCESS) {
915 a wrapper around ldif_read() for reading from FILE*
918 static int fgetc_file(void *private_data)
921 struct ldif_read_file_state *state =
922 (struct ldif_read_file_state *)private_data;
930 struct ldb_ldif *ldb_ldif_read_file_state(struct ldb_context *ldb,
931 struct ldif_read_file_state *state)
933 return ldb_ldif_read(ldb, fgetc_file, state);
936 struct ldb_ldif *ldb_ldif_read_file(struct ldb_context *ldb, FILE *f)
938 struct ldif_read_file_state state;
940 return ldb_ldif_read_file_state(ldb, &state);
944 a wrapper around ldif_read() for reading from const char*
946 struct ldif_read_string_state {
950 static int fgetc_string(void *private_data)
952 struct ldif_read_string_state *state =
953 (struct ldif_read_string_state *)private_data;
954 if (state->s[0] != 0) {
960 struct ldb_ldif *ldb_ldif_read_string(struct ldb_context *ldb, const char **s)
962 struct ldif_read_string_state state;
963 struct ldb_ldif *ldif;
965 ldif = ldb_ldif_read(ldb, fgetc_string, &state);
972 wrapper around ldif_write() for a file
974 struct ldif_write_file_state {
978 static int fprintf_file(void *private_data, const char *fmt, ...) PRINTF_ATTRIBUTE(2, 3);
980 static int fprintf_file(void *private_data, const char *fmt, ...)
982 struct ldif_write_file_state *state =
983 (struct ldif_write_file_state *)private_data;
988 ret = vfprintf(state->f, fmt, ap);
993 int ldb_ldif_write_file(struct ldb_context *ldb, FILE *f, const struct ldb_ldif *ldif)
995 struct ldif_write_file_state state;
997 return ldb_ldif_write(ldb, fprintf_file, &state, ldif);
1001 wrapper around ldif_write() for a string
1003 struct ldif_write_string_state {
1007 static int ldif_printf_string(void *private_data, const char *fmt, ...) PRINTF_ATTRIBUTE(2, 3);
1009 static int ldif_printf_string(void *private_data, const char *fmt, ...)
1011 struct ldif_write_string_state *state =
1012 (struct ldif_write_string_state *)private_data;
1014 size_t oldlen = talloc_get_size(state->string);
1017 state->string = talloc_vasprintf_append(state->string, fmt, ap);
1019 if (!state->string) {
1023 return talloc_get_size(state->string) - oldlen;
1026 char *ldb_ldif_write_redacted_trace_string(struct ldb_context *ldb, TALLOC_CTX *mem_ctx,
1027 const struct ldb_ldif *ldif)
1029 struct ldif_write_string_state state;
1030 state.string = talloc_strdup(mem_ctx, "");
1031 if (!state.string) {
1034 if (ldb_ldif_write_trace(ldb, ldif_printf_string, &state, ldif, true) == -1) {
1037 return state.string;
1040 char *ldb_ldif_write_string(struct ldb_context *ldb, TALLOC_CTX *mem_ctx,
1041 const struct ldb_ldif *ldif)
1043 struct ldif_write_string_state state;
1044 state.string = talloc_strdup(mem_ctx, "");
1045 if (!state.string) {
1048 if (ldb_ldif_write(ldb, ldif_printf_string, &state, ldif) == -1) {
1051 return state.string;
1055 convenient function to turn a ldb_message into a string. Useful for
1058 char *ldb_ldif_message_string(struct ldb_context *ldb, TALLOC_CTX *mem_ctx,
1059 enum ldb_changetype changetype,
1060 const struct ldb_message *msg)
1062 struct ldb_ldif ldif;
1064 ldif.changetype = changetype;
1065 ldif.msg = discard_const_p(struct ldb_message, msg);
1067 return ldb_ldif_write_string(ldb, mem_ctx, &ldif);