[sr-dev] git:master:6684b576: core: utils - functions to shm-duplicate str in a block

[Daniel-Constantin Mierla]

Module: kamailio
Branch: master
Commit: 6684b57641396ba494716e7f63a0f15afc1d8637
URL: https://github.com/kamailio/kamailio/commit/6684b57641396ba494716e7f63a0f15afc1d8637

Author: Daniel-Constantin Mierla <miconda at gmail.com>
Committer: Daniel-Constantin Mierla <miconda at gmail.com>
Date: 2021-01-19T21:00:54+01:00

core: utils - functions to shm-duplicate str in a block

---

Modified: src/core/ut.h

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Diff:  https://github.com/kamailio/kamailio/commit/6684b57641396ba494716e7f63a0f15afc1d8637.diff
Patch: https://github.com/kamailio/kamailio/commit/6684b57641396ba494716e7f63a0f15afc1d8637.patch

---

diff --git a/src/core/ut.h b/src/core/ut.h
index 0251fb7ca2..99e12a4136 100644
--- a/src/core/ut.h
+++ b/src/core/ut.h
@@ -745,6 +745,29 @@ static inline int strz2sint(char* _s, int* _r)
 	return 0;
 }
 
+/**
+ * duplicate str structure and content in a single shm block
+ */
+static str* shm_str_dup_block(const str* src)
+{
+	str *dst;
+
+	if(src==NULL) {
+		return NULL;
+	}
+	dst = (str*)shm_malloc(sizeof(str) + src->len + 1);
+	if (dst == NULL) {
+		SHM_MEM_ERROR;
+		return NULL;
+	}
+	memset(dst, 0, sizeof(str) + src->len + 1);
+
+	dst->s = (char*)dst + sizeof(str);
+	dst->len = src->len;
+	memcpy(dst->s, src->s, src->len);
+
+	return dst;
+}
 
 /**
  * \brief Make a copy of a str structure to a str using shm_malloc