[sr-dev] git:5.7:520d1b4a: topoh: don't set 0 twice at the end of masked/unmasked call-id

Module: kamailio Branch: 5.7 Commit: 520d1b4acb749b1052a13c12a51fae188df1378d URL: https://github.com/kamailio/kamailio/commit/520d1b4acb749b1052a13c12a51fae1… Author: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Committer: Daniel-Constantin Mierla &lt;miconda(a)gmail.com&gt; Date: 2023-05-17T10:00:23+02:00 topoh: don't set 0 twice at the end of masked/unmasked call-id - fomatting updates (cherry picked from commit 4c524547e1fdd4aa6dfa0ed0ada57b002296a258) --- Modified: src/modules/topoh/th_mask.c Modified: src/modules/topoh/th_msg.c --- Diff: https://github.com/kamailio/kamailio/commit/520d1b4acb749b1052a13c12a51fae1… Patch: https://github.com/kamailio/kamailio/commit/520d1b4acb749b1052a13c12a51fae1… --- diff --git a/src/modules/topoh/th_mask.c b/src/modules/topoh/th_mask.c index 122d0935a5e..7dcec501360 100644 --- a/src/modules/topoh/th_mask.c +++ b/src/modules/topoh/th_mask.c @@ -96,19 +96,20 @@ char* th_mask_encode(char *in, int ilen, str *prefix, int *olen) *olen = (((ilen+2)/3)<<2) + ((prefix!=NULL&&prefix->len>0)?prefix->len:0); out = (char*)pkg_malloc((*olen+1)*sizeof(char)); - if(out==NULL) - { + if(out==NULL) { PKG_MEM_ERROR; *olen = 0; return NULL; } + + /* set 0 at the end of the value */ memset(out, 0, (*olen+1)*sizeof(char)); - if(prefix!=NULL&&prefix->len>0) + if(prefix!=NULL&&prefix->len>0) { memcpy(out, prefix->s, prefix->len); + } p = out + (int)((prefix!=NULL&&prefix->len>0)?prefix->len:0); - for(idx=0; idx<ilen; idx+=3) - { + for(idx=0; idx<ilen; idx+=3) { left = ilen - idx - 1 ; left = (left>1)?2:left; @@ -149,24 +150,21 @@ char* th_mask_decode(char *in, int ilen, str *prefix, int extra, int *olen) out = (char*)pkg_malloc((*olen+1+extra)*sizeof(char)); - if(out==NULL) - { + if(out==NULL) { PKG_MEM_ERROR; *olen = 0; return NULL; } + /* set 0 at the end of the value */ memset(out, 0, (*olen+1+extra)*sizeof(char)); end = ilen - n; i = (prefix!=NULL&&prefix->len>0)?prefix->len:0; - for(idx=0; i<end; idx+=3) - { + for(idx=0; i<end; idx+=3) { block = 0; - for(j=0; j<4 && i<end ; j++) - { + for(j=0; j<4 && i<end ; j++) { c = _th_DB64[(int)in[i++]]; - if(c<0) - { + if(c<0) { LM_ERR("invalid input string\"%.*s\"\n", ilen, in); pkg_free(out); *olen = 0; @@ -175,11 +173,11 @@ char* th_mask_decode(char *in, int ilen, str *prefix, int extra, int *olen) block += c << (18 - 6*j); } - for(j=0, n=16; j<3 && idx+j< *olen; j++, n-=8) + for(j=0, n=16; j<3 && idx+j< *olen; j++, n-=8) { out[idx+j] = (char)((block >> n) & 0xff); + } } return out; } - diff --git a/src/modules/topoh/th_msg.c b/src/modules/topoh/th_msg.c index 8698b7ab5d9..0bc9fda97d9 100644 --- a/src/modules/topoh/th_msg.c +++ b/src/modules/topoh/th_msg.c @@ -562,8 +562,6 @@ int th_mask_callid_str(str *icallid, str *ocallid) LM_ERR("cannot encode call-id\n"); return -1; } - - out.s[out.len] = '\0'; ocallid->s = out.s; ocallid->len = out.len; @@ -572,7 +570,6 @@ int th_mask_callid_str(str *icallid, str *ocallid) int th_unmask_callid_str(str *icallid, str *ocallid) { - str out; if(th_param_mask_callid==0) @@ -597,8 +594,6 @@ int th_unmask_callid_str(str *icallid, str *ocallid) LM_ERR("failed to decode call-id\n"); return -2; } - - out.s[out.len] = '\0'; ocallid->s = out.s; ocallid->len = out.len;