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-rw-r--r--source4/lib/registry/ldb.c129
1 files changed, 19 insertions, 110 deletions
diff --git a/source4/lib/registry/ldb.c b/source4/lib/registry/ldb.c
index 8310b6fd85..ec0b33ab80 100644
--- a/source4/lib/registry/ldb.c
+++ b/source4/lib/registry/ldb.c
@@ -61,22 +61,10 @@ static void reg_ldb_unpack_value(TALLOC_CTX *mem_ctx,
case REG_SZ:
case REG_EXPAND_SZ:
if (val != NULL) {
- if (val->data[0] != '\0') {
- /* The data should be provided as UTF16 string */
- convert_string_talloc(mem_ctx, CH_UTF8, CH_UTF16,
- val->data, val->length,
- (void **)&data->data, &data->length, false);
- } else {
- /* Provide a possibility to store also UTF8
- * REG_SZ/REG_EXPAND_SZ values. This is done
- * by adding a '\0' in front of the data */
- data->data = talloc_size(mem_ctx, val->length - 1);
- if (data->data != NULL) {
- memcpy(data->data, val->data + 1,
- val->length - 1);
- }
- data->length = val->length - 1;
- }
+ /* The data should be provided as UTF16 string */
+ convert_string_talloc(mem_ctx, CH_UTF8, CH_UTF16,
+ val->data, val->length,
+ (void **)&data->data, &data->length, false);
} else {
data->data = NULL;
data->length = 0;
@@ -86,25 +74,13 @@ static void reg_ldb_unpack_value(TALLOC_CTX *mem_ctx,
case REG_DWORD:
case REG_DWORD_BIG_ENDIAN:
if (val != NULL) {
- if (val->data[0] != '\0') {
- /* The data is a plain DWORD */
- uint32_t tmp = strtoul((char *)val->data, NULL, 0);
- data->data = talloc_size(mem_ctx, sizeof(uint32_t));
- if (data->data != NULL) {
- SIVAL(data->data, 0, tmp);
- }
- data->length = sizeof(uint32_t);
- } else {
- /* Provide a possibility to store also UTF8
- * REG_DWORD values. This is done by adding a
- * '\0' in front of the data */
- data->data = talloc_size(mem_ctx, val->length - 1);
- if (data->data != NULL) {
- memcpy(data->data, val->data + 1,
- val->length - 1);
- }
- data->length = val->length - 1;
+ /* The data is a plain DWORD */
+ uint32_t tmp = strtoul((char *)val->data, NULL, 0);
+ data->data = talloc_size(mem_ctx, sizeof(uint32_t));
+ if (data->data != NULL) {
+ SIVAL(data->data, 0, tmp);
}
+ data->length = sizeof(uint32_t);
} else {
data->data = NULL;
data->length = 0;
@@ -113,25 +89,13 @@ static void reg_ldb_unpack_value(TALLOC_CTX *mem_ctx,
case REG_QWORD:
if (val != NULL) {
- if (val->data[0] != '\0') {
- /* The data is a plain QWORD */
- uint64_t tmp = strtoull((char *)val->data, NULL, 0);
- data->data = talloc_size(mem_ctx, sizeof(uint64_t));
- if (data->data != NULL) {
- SBVAL(data->data, 0, tmp);
- }
- data->length = sizeof(uint64_t);
- } else {
- /* Provide a possibility to store also UTF8
- * REG_QWORD values. This is done by adding a
- * '\0' in front of the data */
- data->data = talloc_size(mem_ctx, val->length - 1);
- if (data->data != NULL) {
- memcpy(data->data, val->data + 1,
- val->length - 1);
- }
- data->length = val->length - 1;
+ /* The data is a plain QWORD */
+ uint64_t tmp = strtoull((char *)val->data, NULL, 0);
+ data->data = talloc_size(mem_ctx, sizeof(uint64_t));
+ if (data->data != NULL) {
+ SBVAL(data->data, 0, tmp);
}
+ data->length = sizeof(uint64_t);
} else {
data->data = NULL;
data->length = 0;
@@ -193,8 +157,7 @@ static struct ldb_message *reg_ldb_pack_value(struct ldb_context *ctx,
/* Only when the "data.length" is dividable by two try
* the charset conversion, otherwise stick with the
- * default of the "ret2" variable set to "false" (which
- * means binary storage and no conversion) */
+ * default of the "ret2" variable set to "false". */
if (data.length % 2 == 0) {
/* The data is provided as UTF16 string */
ret2 = convert_string_talloc(mem_ctx, CH_UTF16, CH_UTF8,
@@ -202,21 +165,9 @@ static struct ldb_message *reg_ldb_pack_value(struct ldb_context *ctx,
(void **)&val->data, &val->length,
false);
}
- if (!ret2) {
- /* Provide a possibility to store also binary
- * UTF8 REG_SZ/REG_EXPAND_SZ values as fallback
- * mechanism. This is done by adding a '\0' in
- * front of the data */
- val->data = talloc_size(msg, data.length + 1);
- if (val->data == NULL) {
- talloc_free(msg);
- return NULL;
- }
- val->data[0] = '\0';
- memcpy(val->data + 1, data.data, data.length);
- val->length = data.length + 1;
+ if (ret2) {
+ ret = ldb_msg_add_value(msg, "data", val, NULL);
}
- ret = ldb_msg_add_value(msg, "data", val, NULL);
} else {
ret = ldb_msg_add_empty(msg, "data", LDB_FLAG_MOD_DELETE, NULL);
}
@@ -235,27 +186,6 @@ static struct ldb_message *reg_ldb_pack_value(struct ldb_context *ctx,
return NULL;
}
ret = ldb_msg_add_string(msg, "data", conv_str);
- } else {
- /* Provide a possibility to store also UTF8
- * REG_DWORD values. This is done by adding a
- * '\0' in front of the data */
- struct ldb_val *val;
-
- val = talloc_zero(msg, struct ldb_val);
- if (val == NULL) {
- talloc_free(msg);
- return NULL;
- }
-
- val->data = talloc_size(msg, data.length + 1);
- if (val->data == NULL) {
- talloc_free(msg);
- return NULL;
- }
- val->data[0] = '\0';
- memcpy(val->data + 1, data.data, data.length);
- val->length = data.length + 1;
- ret = ldb_msg_add_value(msg, "data", val, NULL);
}
} else {
ret = ldb_msg_add_empty(msg, "data", LDB_FLAG_MOD_DELETE, NULL);
@@ -273,27 +203,6 @@ static struct ldb_message *reg_ldb_pack_value(struct ldb_context *ctx,
return NULL;
}
ret = ldb_msg_add_string(msg, "data", conv_str);
- } else {
- /* Provide a possibility to store also UTF8
- * REG_QWORD values. This is done by adding a
- * '\0' in front of the data */
- struct ldb_val *val;
-
- val = talloc_zero(msg, struct ldb_val);
- if (val == NULL) {
- talloc_free(msg);
- return NULL;
- }
-
- val->data = talloc_size(msg, data.length + 1);
- if (val->data == NULL) {
- talloc_free(msg);
- return NULL;
- }
- val->data[0] = '\0';
- memcpy(val->data + 1, data.data, data.length);
- val->length = data.length + 1;
- ret = ldb_msg_add_value(msg, "data", val, NULL);
}
} else {
ret = ldb_msg_add_empty(msg, "data", LDB_FLAG_MOD_DELETE, NULL);