[sr-dev] git:master:e721e926: core: sruid - functions to get sruid with suffix from hasing a string

[Daniel-Constantin Mierla]

Module: kamailio
Branch: master
Commit: e721e9262c4b48c3c2f5107f5f5d6195243662db
URL: https://github.com/kamailio/kamailio/commit/e721e9262c4b48c3c2f5107f5f5d6195243662db

Author: Daniel-Constantin Mierla <miconda at gmail.com>
Committer: Daniel-Constantin Mierla <miconda at gmail.com>
Date: 2022-02-16T13:34:05+01:00

core: sruid - functions to get sruid with suffix from hasing a string

---

Modified: src/core/utils/sruid.c
Modified: src/core/utils/sruid.h

---

Diff:  https://github.com/kamailio/kamailio/commit/e721e9262c4b48c3c2f5107f5f5d6195243662db.diff
Patch: https://github.com/kamailio/kamailio/commit/e721e9262c4b48c3c2f5107f5f5d6195243662db.patch

---

diff --git a/src/core/utils/sruid.c b/src/core/utils/sruid.c
index d9f089e685..510da8bb81 100644
--- a/src/core/utils/sruid.c
+++ b/src/core/utils/sruid.c
@@ -36,6 +36,9 @@
 #include "../../core/dprint.h"
 #include "../../core/globals.h"
 #include "../../core/pt.h"
+#include "../../core/ut.h"
+#include "../../core/trim.h"
+#include "../../core/hashes.h"
 
 #include "sruid.h"
 
@@ -211,6 +214,25 @@ int sruid_nextx(sruid_t *sid, str *x)
 	return 0;
 }
 
+/**
+ *
+ */
+int sruid_nexthid(sruid_t *sid, str *sval)
+{
+	char buf_int[INT2STR_MAX_LEN];
+	str hval = str_init("0");
+	unsigned int hid = 0;
+
+	if(sval==NULL || sval->s==NULL || sval->len<=0) {
+		return sruid_nextx(sid, &hval);
+	}
+	hval = *sval;
+	trim(&hval);
+	hid = get_hash1_raw(hval.s, hval.len);
+	hval.s = int2strbuf(hid, buf_int, INT2STR_MAX_LEN, &hval.len);
+	return sruid_nextx(sid, &hval);
+}
+
 /**
  *
  */
@@ -228,6 +250,15 @@ int sruid_nextx_safe(sruid_t *sid, str *x)
 	return sruid_nextx(sid, x);
 }
 
+/**
+ *
+ */
+int sruid_nexthid_safe(sruid_t *sid, str *sval)
+{
+	if(unlikely(sid->pid!=my_pid())) sruid_reinit(sid, sid->mode);
+	return sruid_nexthid(sid, sval);
+}
+
 /**
  *
  */
diff --git a/src/core/utils/sruid.h b/src/core/utils/sruid.h
index 7fdde96a95..8d44635619 100644
--- a/src/core/utils/sruid.h
+++ b/src/core/utils/sruid.h
@@ -51,4 +51,7 @@ int sruid_next_safe(sruid_t *sid);
 int sruid_nextx(sruid_t *sid, str *x);
 int sruid_nextx_safe(sruid_t *sid, str *x);
 
+int sruid_nexthid(sruid_t *sid, str *sval);
+int sruid_nexthid_safe(sruid_t *sid, str *sval);
+
 #endif