From 64ae9ed7212c1db352ab583b8d319358da23775f Mon Sep 17 00:00:00 2001
From: Daniel-Constantin Mierla <miconda@gmail.com>
Date: Fri, 10 Jun 2022 14:05:09 +0200
Subject: [PATCH] siputils: removed duplicated function for e164 check

---
 src/modules/siputils/checks.c   |  8 ++++----
 src/modules/siputils/checks.h   |  4 +++-
 src/modules/siputils/rpid.c     | 26 ++------------------------
 src/modules/siputils/siputils.c |  2 +-
 4 files changed, 10 insertions(+), 30 deletions(-)

diff --git a/src/modules/siputils/checks.c b/src/modules/siputils/checks.c
index 3e01eb97829..792cfca94aa 100644
--- a/src/modules/siputils/checks.c
+++ b/src/modules/siputils/checks.c
@@ -656,7 +656,7 @@ int tel2sip(struct sip_msg* _msg, char* _uri, char* _hostpart, char* _res)
 /*
  * Check if parameter is an e164 number.
  */
-static inline int e164_check(str* _user)
+int siputils_e164_check(str* _user)
 {
 	int i;
 	char c;
@@ -675,7 +675,7 @@ static inline int e164_check(str* _user)
 /*
  * Check if user part of URI in pseudo variable is an e164 number
  */
-int is_e164(struct sip_msg* _m, char* _sp, char* _s2)
+int w_is_e164(struct sip_msg* _m, char* _sp, char* _s2)
 {
 	pv_spec_t *sp;
 	pv_value_t pv_val;
@@ -688,7 +688,7 @@ int is_e164(struct sip_msg* _m, char* _sp, char* _s2)
 				LM_DBG("missing argument\n");
 				return -1;
 			}
-			return e164_check(&(pv_val.rs));
+			return siputils_e164_check(&(pv_val.rs));
 		} else {
 			LM_ERR("pseudo variable value is not string\n");
 			return -1;
@@ -743,7 +743,7 @@ int is_uri_user_e164(str *uri)
 	if (chr == NULL) return -1;
 	user.len = chr - user.s;
 
-	return e164_check(&user);
+	return siputils_e164_check(&user);
 }
 
 /*
diff --git a/src/modules/siputils/checks.h b/src/modules/siputils/checks.h
index 2a05bdd53d8..164f086f26e 100644
--- a/src/modules/siputils/checks.h
+++ b/src/modules/siputils/checks.h
@@ -89,7 +89,9 @@ int is_uri_user_e164(str *uri);
 /*
  * Check if pseudo variable argument value is an e164 number
  */
-int is_e164(struct sip_msg* _m, char* _sp, char* _s2);
+int w_is_e164(struct sip_msg* _m, char* _sp, char* _s2);
+
+int siputils_e164_check(str* _user);
 
 /*
  * Set userpart of URI
diff --git a/src/modules/siputils/rpid.c b/src/modules/siputils/rpid.c
index 617f3d4220a..c725116034c 100644
--- a/src/modules/siputils/rpid.c
+++ b/src/modules/siputils/rpid.c
@@ -37,6 +37,7 @@
 #include "../../core/parser/parser_f.h"
 #include "../../core/ut.h"
 #include "../../core/pvar.h"
+#include "checks.h"
 #include "rpid.h"
 
 
@@ -95,29 +96,6 @@ void get_rpid_avp( int_str *rpid_avp_p, int *rpid_avp_type_p )
 }
 
 
-/*!
- * \brief Check if user is a E164 number
- * \param _user user
- * \note Copy of is_e164 from enum module
- * \return 1 if its a E164 number, -1 if not
- */
-static inline int is_e164(str* _user)
-{
-	int i;
-	char c;
-
-	if ((_user->len > 2) && (_user->len < 17) && ((_user->s)[0] == '+')) {
-		for (i = 1; i < _user->len; i++) {
-			c = (_user->s)[i];
-			if ((c < '0') || (c > '9')) return -1;
-		}
-		return 1;
-	} else {
-		return -1;
-	}
-}
-
-
 /*!
  * \brief Append RPID helper function
  * \param _m SIP message
@@ -325,7 +303,7 @@ int is_rpid_user_e164(struct sip_msg* _m, char* _s1, char* _s2)
 		goto err;
 	}
 
-	return is_e164(&uri.user);
+	return siputils_e164_check(&uri.user);
 
 err:
 	return -1;
diff --git a/src/modules/siputils/siputils.c b/src/modules/siputils/siputils.c
index 704f3e9a299..2e7ddeb7c08 100644
--- a/src/modules/siputils/siputils.c
+++ b/src/modules/siputils/siputils.c
@@ -141,7 +141,7 @@ static cmd_export_t cmds[]={
 		REQUEST_ROUTE|FAILURE_ROUTE|BRANCH_ROUTE|ONREPLY_ROUTE},
 	{"is_uri",            (cmd_function)is_uri,           1, fixup_spve_null,
 		fixup_free_spve_null, ANY_ROUTE},
-	{"is_e164",            (cmd_function)is_e164,           1, fixup_pvar_null,
+	{"is_e164",            (cmd_function)w_is_e164,           1, fixup_pvar_null,
 		fixup_free_pvar_null, REQUEST_ROUTE|FAILURE_ROUTE|LOCAL_ROUTE},
 	{"is_uri_user_e164",   (cmd_function)w_is_uri_user_e164,  1, fixup_pvar_null,
 		fixup_free_pvar_null, ANY_ROUTE},