[sr-dev] git:master: modules_k/nathelper: better add_contact_alias/ handle_ruri_alias fix

Module: sip-router Branch: master Commit: 9d80a7e32f1db5e1f166175e55e7868ee75879e7 URL: http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=9d80a7e… Author: Juha Heinanen &lt;jh(a)tutpro.com&gt; Committer: Juha Heinanen &lt;jh(a)tutpro.com&gt; Date: Thu Aug 26 19:54:49 2010 +0300 modules_k/nathelper: better add_contact_alias/handle_ruri_alias fix - In add_contact_alias/handle_ruri_alias functions, use ~ char both as port and transport protocol separator in --- modules_k/nathelper/nathelper.c | 33 ++++++++++++++++----------------- 1 files changed, 16 insertions(+), 17 deletions(-) diff --git a/modules_k/nathelper/nathelper.c b/modules_k/nathelper/nathelper.c index a437786..2706d10 100644 --- a/modules_k/nathelper/nathelper.c +++ b/modules_k/nathelper/nathelper.c @@ -819,7 +819,7 @@ add_contact_alias_f(struct sip_msg* msg, char* str1, char* str2) return -1; } param_len = SALIAS_LEN + IP6_MAX_STR_SIZE + 1 /* ~ */ + 5 /* port */ + - 1 /* t */ + 1 /* proto */; + 1 /* ~ */ + 1 /* proto */; param = (char*)pkg_malloc(param_len); if (!param) { LM_ERR("no pkg memory left for alias param\n"); @@ -837,7 +837,7 @@ add_contact_alias_f(struct sip_msg* msg, char* str1, char* str2) append_chr(at, '~'); port = int2str(msg->rcv.src_port, &len); append_str(at, port, len); - append_chr(at, 't'); + append_chr(at, '~'); if ((msg->rcv.proto < PROTO_UDP) || (msg->rcv.proto > PROTO_SCTP)) { pkg_free(param); LM_ERR("invalid transport protocol\n"); @@ -877,8 +877,8 @@ static int handle_ruri_alias_f(struct sip_msg* msg, char* str1, char* str2) { str uri, proto; - char buf[MAX_URI_SIZE], *val, *sep, *trans, *at, *next, *cur_uri, *rest, - *col; + char buf[MAX_URI_SIZE], *val, *sep, *at, *next, *cur_uri, *rest, + *port, *trans; unsigned int len, rest_len, val_len, alias_len, proto_type, cur_uri_len, ip_port_len; @@ -912,25 +912,24 @@ handle_ruri_alias_f(struct sip_msg* msg, char* str1, char* str2) /* set dst uri based on alias param value */ val = rest + ALIAS_LEN; val_len = rest_len - ALIAS_LEN; - sep = memchr(val, 116 /* t */, val_len); - if (sep == NULL) { - LM_ERR("no 't' in alias param value\n"); + port = memchr(val, 126 /* ~ */, val_len); + if (port == NULL) { + LM_ERR("no '~' in alias param value\n"); return -1; } - at = &(buf[0]); - append_str(at, "sip:", 4); - ip_port_len = sep - val; - alias_len = SALIAS_LEN + ip_port_len + 2 /* tn */; - /* replace ~ with : */ - col = memchr(val, 126 /* ~ */, ip_port_len); - if (col == NULL) { - LM_ERR("no '~' in alias param value\n"); + *(port++) = ':'; + trans = memchr(port, 126 /* ~ */, val_len - (port - val)); + if (trans == NULL) { + LM_ERR("no second '~' in alias param value\n"); return -1; } - *(col) = ':'; + at = &(buf[0]); + append_str(at, "sip:", 4); + ip_port_len = trans - val; + alias_len = SALIAS_LEN + ip_port_len + 2 /* ~n */; memcpy(at, val, ip_port_len); at = at + ip_port_len; - trans = sep + 1; + trans = trans + 1; if ((ip_port_len + 2 > val_len) || (*trans == ';') || (*trans == '?')) { LM_ERR("no proto in alias param\n"); return -1;