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-rw-r--r--source4/lib/ldb/common/ldb_ldif.c76
1 files changed, 73 insertions, 3 deletions
diff --git a/source4/lib/ldb/common/ldb_ldif.c b/source4/lib/ldb/common/ldb_ldif.c
index 94109ce224..70dd2267b5 100644
--- a/source4/lib/ldb/common/ldb_ldif.c
+++ b/source4/lib/ldb/common/ldb_ldif.c
@@ -105,6 +105,62 @@ static ldb_ldif_handler_t ldb_ldif_write_fn(struct ldb_context *ldb, const char
}
/*
+
+*/
+static int ldb_read_data_file(void *mem_ctx, struct ldb_val *value)
+{
+ struct stat statbuf;
+ char *buf;
+ int count, size, bytes;
+ int ret;
+ int f;
+
+ f = open(value->data, O_RDONLY);
+ if (f == -1) {
+ return -1;
+ }
+
+ if (fstat(f, &statbuf) != 0) {
+ ret = -1;
+ goto done;
+ }
+
+ if (statbuf.st_size == 0) {
+ ret = -1;
+ goto done;
+ }
+
+ value->data = talloc_size(mem_ctx, statbuf.st_size + 1);
+ if (value->data == NULL) {
+ ret = -1;
+ goto done;
+ }
+ value->data[statbuf.st_size] = 0;
+
+ count = 0;
+ size = statbuf.st_size;
+ buf = value->data;
+ while (count < statbuf.st_size) {
+ bytes = read(f, buf, size);
+ if (bytes == -1) {
+ talloc_free(value->data);
+ ret = -1;
+ goto done;
+ }
+ count += bytes;
+ buf += bytes;
+ size -= bytes;
+ }
+
+ value->length = statbuf.st_size;
+ ret = statbuf.st_size;
+
+done:
+ close(f);
+ return ret;
+}
+
+/*
this base64 decoder was taken from jitterbug (written by tridge).
we might need to replace it with a new version
*/
@@ -426,10 +482,11 @@ static char *next_chunk(struct ldb_context *ldb,
/* simple ldif attribute parser */
-static int next_attr(char **s, const char **attr, struct ldb_val *value)
+static int next_attr(void *mem_ctx, char **s, const char **attr, struct ldb_val *value)
{
char *p;
int base64_encoded = 0;
+ int binary_file = 0;
if (strncmp(*s, "-\n", 2) == 0) {
value->length = 0;
@@ -450,6 +507,11 @@ static int next_attr(char **s, const char **attr, struct ldb_val *value)
p++;
}
+ if (*p == '<') {
+ binary_file = 1;
+ p++;
+ }
+
*attr = *s;
while (*p == ' ' || *p == '\t') {
@@ -478,6 +540,14 @@ static int next_attr(char **s, const char **attr, struct ldb_val *value)
value->length = len;
}
+ if (binary_file) {
+ int len = ldb_read_data_file(mem_ctx, value);
+ if (len == -1) {
+ /* an error occured hile trying to retrieve the file */
+ return -1;
+ }
+ }
+
return 0;
}
@@ -564,7 +634,7 @@ struct ldb_ldif *ldb_ldif_read(struct ldb_context *ldb,
msg->private_data = chunk;
s = chunk;
- if (next_attr(&s, &attr, &value) != 0) {
+ if (next_attr(ldif, &s, &attr, &value) != 0) {
goto failed;
}
@@ -577,7 +647,7 @@ struct ldb_ldif *ldb_ldif_read(struct ldb_context *ldb,
msg->dn = value.data;
- while (next_attr(&s, &attr, &value) == 0) {
+ while (next_attr(ldif, &s, &attr, &value) == 0) {
ldb_ldif_handler_t read_fn;
struct ldb_message_element *el;
int ret, empty = 0;