[sr-dev] git:master:b92b931c: core: str list - added function to insert a block string in list

[Daniel-Constantin Mierla]

Module: kamailio
Branch: master
Commit: b92b931c26c199b756fd08e9c80cc9305469fd2b
URL: https://github.com/kamailio/kamailio/commit/b92b931c26c199b756fd08e9c80cc9305469fd2b

Author: Daniel-Constantin Mierla <miconda at gmail.com>
Committer: Daniel-Constantin Mierla <miconda at gmail.com>
Date: 2021-06-29T08:55:32+02:00

core: str list - added function to insert a block string in list

---

Modified: src/core/str_list.c
Modified: src/core/str_list.h

---

Diff:  https://github.com/kamailio/kamailio/commit/b92b931c26c199b756fd08e9c80cc9305469fd2b.diff
Patch: https://github.com/kamailio/kamailio/commit/b92b931c26c199b756fd08e9c80cc9305469fd2b.patch

---

diff --git a/src/core/str_list.c b/src/core/str_list.c
index f63b4c9151..207cee5bc3 100644
--- a/src/core/str_list.c
+++ b/src/core/str_list.c
@@ -13,13 +13,13 @@
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
- * You should have received a copy of the GNU General Public License 
- * along with this program; if not, write to the Free Software 
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  */
 
 /**
- * @file 
+ * @file
  * @brief Kamailio core :: Simple str type list and helper functions
  * @ingroup core
  * Module: @ref core
@@ -32,7 +32,7 @@
 
 /**
  * @brief Add a new allocated list element to an existing list
- * 
+ *
  * Add a new allocated list element to an existing list, the allocation is done
  * from the private memory pool
  * @param s input character
@@ -43,18 +43,45 @@
  */
 struct str_list *append_str_list(char *s, int len, struct str_list **last, int *total)
 {
-	struct str_list *new;
-	new = pkg_malloc(sizeof(struct str_list));
-	if (!new) {
+	struct str_list *nv;
+	nv = pkg_malloc(sizeof(struct str_list));
+	if (!nv) {
 		PKG_MEM_ERROR;
 		return 0;
 	}
-	new->s.s = s;
-	new->s.len = len;
-	new->next = 0;
+	nv->s.s = s;
+	nv->s.len = len;
+	nv->next = 0;
 
-	(*last)->next = new;
-	*last = new;
+	(*last)->next = nv;
+	*last = nv;
 	*total += len;
-	return new;
+	return nv;
+}
+
+/**
+ * @brief Add a new allocated list element with cloned block value to an existing list
+ *
+ * Add a new allocated list element with cloned value in block to an existing list,
+ * the allocation is done from the private memory pool
+ * @param head existing list
+ * @param s input character
+ * @param len length of input character
+ * @return extended list
+ */
+str_list_t *str_list_block_add(str_list_t **head, char *s, int len)
+{
+	str_list_t *nv;
+	nv = pkg_mallocxz(sizeof(str_list_t) + (len+1)*sizeof(char));
+	if (!nv) {
+		PKG_MEM_ERROR;
+		return 0;
+	}
+	nv->s.s = (char*)nv + sizeof(str_list_t);
+	memcpy(nv->s.s, s, len);
+	nv->s.len = len;
+	nv->next = *head;
+	*head = nv;
+
+	return nv;
 }
diff --git a/src/core/str_list.h b/src/core/str_list.h
index db3fa12887..1eac2578b0 100644
--- a/src/core/str_list.h
+++ b/src/core/str_list.h
@@ -51,4 +51,16 @@ typedef struct str_list {
  */
 struct str_list *append_str_list(char *s, int len, struct str_list **last, int *total);
 
+/**
+ * @brief Add a new allocated list element with cloned block value to an existing list
+ *
+ * Add a new allocated list element with cloned value in block to an existing list,
+ * the allocation is done from the private memory pool
+ * @param head existing list
+ * @param s input character
+ * @param len length of input character
+ * @return extended list
+ */
+str_list_t *str_list_block_add(str_list_t **head, char *s, int len);
+
 #endif