[sr-dev] git:master: msg_parser: fix To parameter with null value parsing

[Daniel-Constantin Mierla]

Module: sip-router
Branch: master
Commit: 14183ffa5e1bab1659d1df87a77057d50c376029
URL:    http://git.sip-router.org/cgi-bin/gitweb.cgi/sip-router/?a=commit;h=14183ffa5e1bab1659d1df87a77057d50c376029

Author: Alekzander Spiridonov <sipidronov at gmail.com>
Committer: Daniel-Constantin Mierla <miconda at gmail.com>
Date:   Thu Sep  4 07:09:02 2014 -0700

msg_parser: fix To parameter with null value parsing

---

 msg_translator.c         |    2 +-
 parser/parse_addr_spec.c |    7 ++++++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/msg_translator.c b/msg_translator.c
index 788cff8..677d44e 100644
--- a/msg_translator.c
+++ b/msg_translator.c
@@ -2406,7 +2406,7 @@ char * build_res_buf_from_sip_req( unsigned int code, str *text ,str *new_tag,
 			case HDR_TO_T:
 				if (new_tag && new_tag->len) {
 					to_tag=get_to(msg)->tag_value;
-					if (to_tag.len )
+					if ( to_tag.len || to_tag.s )
 						len+=new_tag->len-to_tag.len;
 					else
 						len+=new_tag->len+TOTAG_TOKEN_LEN/*";tag="*/;
diff --git a/parser/parse_addr_spec.c b/parser/parse_addr_spec.c
index c6635d3..f0388a2 100644
--- a/parser/parse_addr_spec.c
+++ b/parser/parse_addr_spec.c
@@ -546,7 +546,12 @@ endofheader:
 			break;
 		case S_PARA_VALUE:
 			/* parameter with null value, e.g. foo= */
-			param->value.s=tmp;
+			if ( status==F_CRLF )
+				param->value.s=tmp-2;
+			else if ( status==F_CR || status==F_LF )
+				param->value.s=tmp-1;
+			else
+				param->value.s=tmp;
 			param->value.len=0;
 			add_param(param, to_b, newparam);
 			saved_status=E_PARA_VALUE;