[PATCH] libosmocore[master]: gsm0480: handle UnstructuredSS request with DSC != 0x0F

[Vadim Yanitskiy]

Hello Alexander Chemeris, Harald Welte, Jenkins Builder,

I'd like you to reexamine a change.  Please visit

    https://gerrit.osmocom.org/3376

to look at the new patch set (#5).

gsm0480: handle UnstructuredSS request with DSC != 0x0F

Change-Id: I73d602f6f20b0afe7600d16bbd432069ae7be788
---
M src/gsm/gsm0480.c
1 file changed, 11 insertions(+), 0 deletions(-)


  git pull ssh://gerrit.osmocom.org:29418/libosmocore refs/changes/76/3376/5

diff --git a/src/gsm/gsm0480.c b/src/gsm/gsm0480.c
index 12ae1a3..ecbea8c 100644
--- a/src/gsm/gsm0480.c
+++ b/src/gsm/gsm0480.c
@@ -464,6 +464,17 @@
                req->ussd_text_len = num_chars;
 
                return 1;
+       } else {
+               num_chars = uss_req_data[6];
+               /* Prevent a mobile-originated buffer-overrun! */
+               if (num_chars > MAX_LEN_USSD_STRING)
+                       num_chars = MAX_LEN_USSD_STRING;
+
+               req->ussd_text_language = dcs;
+               req->ussd_text_len = num_chars;
+               memcpy(req->ussd_text, &(uss_req_data[7]), num_chars);
+
+               return 1;
        }
 
        return 0;

-- 
To view, visit https://gerrit.osmocom.org/3376
To unsubscribe, visit https://gerrit.osmocom.org/settings

Gerrit-MessageType: newpatchset
Gerrit-Change-Id: I73d602f6f20b0afe7600d16bbd432069ae7be788
Gerrit-PatchSet: 5
Gerrit-Project: libosmocore
Gerrit-Branch: master
Gerrit-Owner: Vadim Yanitskiy <axilira...@gmail.com>
Gerrit-Reviewer: Alexander Chemeris <alexander.cheme...@gmail.com>
Gerrit-Reviewer: Harald Welte <lafo...@gnumonks.org>
Gerrit-Reviewer: Ivan Kluchnikov <kluchnik...@gmail.com>
Gerrit-Reviewer: Jenkins Builder