/pidgin/main: f6efc254e947: Fix for TALOS-CAN-0136 part 2
Andrew Victor
andrew.victor at mxit.com
Mon Jun 20 20:09:58 EDT 2016
Changeset: f6efc254e94741e3efa05faff081c157de987a55
Author: Andrew Victor <andrew.victor at mxit.com>
Date: 2016-06-03 12:57 -0500
Branch: release-2.x.y
URL: https://hg.pidgin.im/pidgin/main/rev/f6efc254e947
Description:
Fix for TALOS-CAN-0136 part 2
diffstat:
libpurple/protocols/mxit/protocol.c | 106 ++++++++++++++++++++++-------------
1 files changed, 67 insertions(+), 39 deletions(-)
diffs (truncated from 356 to 300 lines):
diff --git a/libpurple/protocols/mxit/protocol.c b/libpurple/protocols/mxit/protocol.c
--- a/libpurple/protocols/mxit/protocol.c
+++ b/libpurple/protocols/mxit/protocol.c
@@ -148,6 +148,34 @@ gboolean find_active_chat( const GList*
}
+/*------------------------------------------------------------------------
+ * scnprintf
+ *
+ * @param string The destination buffer.
+ * @param size The maximum size of the destination buffer.
+ * @param format The format string
+ * @param ... The parameters to the format string.
+ * @return The number of characters actually stored in the buffer.
+ */
+static int scnprintf( gchar* string, size_t size, const char *format, ... )
+{
+ va_list args;
+ guint i;
+
+ va_start( args, format );
+ i = g_vsnprintf( string, size, format, args );
+ va_end( args );
+
+ if ( i < size )
+ return i;
+ else if ( size > 0 ) /* destination buffer too short - return number of characters actually inserted */
+ return size - 1;
+ else
+ return 0;
+}
+
+
+
/*========================================================================================================================
* Low-level Packet transmission
*/
@@ -462,23 +490,23 @@ static void mxit_queue_packet( struct MX
packet->headerlen = 0;
/* create generic packet header */
- hlen = g_snprintf( header, sizeof( header ), "id=%s%c", purple_account_get_username( session->acc ), CP_REC_TERM ); /* client mxitid */
+ hlen = scnprintf( header, sizeof( header ), "id=%s%c", purple_account_get_username( session->acc ), CP_REC_TERM ); /* client mxitid */
if ( session->http ) {
/* http connection only */
- hlen += g_snprintf( header + hlen, sizeof( header ) - hlen, "s=" );
+ hlen += scnprintf( header + hlen, sizeof( header ) - hlen, "s=" );
if ( session->http_sesid > 0 ) {
- hlen += g_snprintf( header + hlen, sizeof( header ) - hlen, "%u%c", session->http_sesid, CP_FLD_TERM ); /* http session id */
+ hlen += scnprintf( header + hlen, sizeof( header ) - hlen, "%u%c", session->http_sesid, CP_FLD_TERM ); /* http session id */
}
session->http_seqno++;
- hlen += g_snprintf( header + hlen, sizeof( header ) - hlen, "%u%c", session->http_seqno, CP_REC_TERM ); /* http request sequence id */
+ hlen += scnprintf( header + hlen, sizeof( header ) - hlen, "%u%c", session->http_seqno, CP_REC_TERM ); /* http request sequence id */
}
- hlen += g_snprintf( header + hlen, sizeof( header ) - hlen, "cm=%i%c", cmd, CP_REC_TERM ); /* packet command */
+ hlen += scnprintf( header + hlen, sizeof( header ) - hlen, "cm=%i%c", cmd, CP_REC_TERM ); /* packet command */
if ( !session->http ) {
/* socket connection only */
- packet->headerlen = g_snprintf( packet->header, sizeof( packet->header ), "ln=%i%c", ( datalen + hlen ), CP_REC_TERM ); /* packet length */
+ packet->headerlen = scnprintf( packet->header, sizeof( packet->header ), "ln=%i%c", ( datalen + hlen ), CP_REC_TERM ); /* packet length */
}
/* copy the header to packet */
@@ -709,7 +737,7 @@ void mxit_send_register( struct MXitSess
clientVersion = g_strdup_printf( "%c-%i.%i.%i-%s-%s", MXIT_CP_DISTCODE, PURPLE_MAJOR_VERSION, PURPLE_MINOR_VERSION, PURPLE_MICRO_VERSION, MXIT_CP_ARCH, MXIT_CP_PLATFORM );
/* convert the packet to a byte stream */
- datalen = g_snprintf( data, sizeof( data ),
+ datalen = scnprintf( data, sizeof( data ),
"ms=%s%c%s%c%i%c%s%c" /* "ms"=password\1version\1maxreplyLen\1name\1 */
"%s%c%i%c%s%c%s%c" /* dateOfBirth\1gender\1location\1capabilities\1 */
"%s%c%i%c%s%c%s" /* dc\1features\1dialingcode\1locale */
@@ -747,7 +775,7 @@ void mxit_send_login( struct MXitSession
clientVersion = g_strdup_printf( "%c-%i.%i.%i-%s-%s", MXIT_CP_DISTCODE, PURPLE_MAJOR_VERSION, PURPLE_MINOR_VERSION, PURPLE_MICRO_VERSION, MXIT_CP_ARCH, MXIT_CP_PLATFORM );
/* convert the packet to a byte stream */
- datalen = g_snprintf( data, sizeof( data ),
+ datalen = scnprintf( data, sizeof( data ),
"ms=%s%c%s%c%i%c" /* "ms"=password\1version\1getContacts\1 */
"%s%c%s%c%i%c" /* capabilities\1dc\1features\1 */
"%s%c%s%c" /* dialingcode\1locale\1 */
@@ -761,7 +789,7 @@ void mxit_send_login( struct MXitSession
/* include "custom resource" information */
splashId = splash_current( session );
if ( splashId != NULL )
- datalen += g_snprintf( data + datalen, sizeof( data ) - datalen, "%ccr=%s", CP_REC_TERM, splashId );
+ datalen += scnprintf( data + datalen, sizeof( data ) - datalen, "%ccr=%s", CP_REC_TERM, splashId );
/* queue packet for transmission */
mxit_queue_packet( session, data, datalen, CP_CMD_LOGIN );
@@ -791,7 +819,7 @@ void mxit_send_message( struct MXitSessi
markuped_msg = g_strdup( msg );
/* convert the packet to a byte stream */
- datalen = g_snprintf( data, sizeof( data ),
+ datalen = scnprintf( data, sizeof( data ),
"ms=%s%c%s%c%i%c%i", /* "ms"=jid\1msg\1type\1flags */
to, CP_FLD_TERM, markuped_msg, CP_FLD_TERM, msgtype, CP_FLD_TERM, CP_MSG_MARKUP | CP_MSG_EMOTICON
);
@@ -818,14 +846,14 @@ void mxit_send_extprofile_request( struc
int datalen;
unsigned int i;
- datalen = g_snprintf( data, sizeof( data ),
+ datalen = scnprintf( data, sizeof( data ),
"ms=%s%c%i", /* "ms="mxitid\1nr_attributes */
( username ? username : "" ), CP_FLD_TERM, nr_attrib
);
/* add attributes */
for ( i = 0; i < nr_attrib; i++ )
- datalen += g_snprintf( data + datalen, sizeof( data ) - datalen, "%c%s", CP_FLD_TERM, attribute[i] );
+ datalen += scnprintf( data + datalen, sizeof( data ) - datalen, "%c%s", CP_FLD_TERM, attribute[i] );
/* queue packet for transmission */
mxit_queue_packet( session, data, datalen, CP_CMD_EXTPROFILE_GET );
@@ -851,7 +879,7 @@ void mxit_send_extprofile_update( struct
parts = g_strsplit( attributes, "\01", 1 + ( nr_attrib * 3 ) );
/* convert the packet to a byte stream */
- datalen = g_snprintf( data, sizeof( data ),
+ datalen = scnprintf( data, sizeof( data ),
"ms=%s%c%i", /* "ms"=password\1nr_attibutes */
( password ) ? password : "", CP_FLD_TERM, nr_attrib
);
@@ -863,7 +891,7 @@ void mxit_send_extprofile_update( struct
g_strfreev( parts );
return;
}
- datalen += g_snprintf( data + datalen, sizeof( data ) - datalen,
+ datalen += scnprintf( data + datalen, sizeof( data ) - datalen,
"%c%s%c%s%c%s", /* \1name\1type\1value */
CP_FLD_TERM, parts[i], CP_FLD_TERM, parts[i + 1], CP_FLD_TERM, parts[i + 2] );
}
@@ -891,13 +919,13 @@ void mxit_send_suggest_friends( struct M
unsigned int i;
/* convert the packet to a byte stream */
- datalen = g_snprintf( data, sizeof( data ),
+ datalen = scnprintf( data, sizeof( data ),
"ms=%i%c%s%c%i%c%i%c%i", /* inputType \1 input \1 maxSuggestions \1 startIndex \1 numAttributes \1 name0 \1 name1 ... \1 nameN */
CP_SUGGEST_FRIENDS, CP_FLD_TERM, "", CP_FLD_TERM, max, CP_FLD_TERM, 0, CP_FLD_TERM, nr_attrib );
/* add attributes */
for ( i = 0; i < nr_attrib; i++ )
- datalen += g_snprintf( data + datalen, sizeof( data ) - datalen, "%c%s", CP_FLD_TERM, attribute[i] );
+ datalen += scnprintf( data + datalen, sizeof( data ) - datalen, "%c%s", CP_FLD_TERM, attribute[i] );
/* queue packet for transmission */
mxit_queue_packet( session, data, datalen, CP_CMD_SUGGESTCONTACTS );
@@ -920,13 +948,13 @@ void mxit_send_suggest_search( struct MX
unsigned int i;
/* convert the packet to a byte stream */
- datalen = g_snprintf( data, sizeof( data ),
+ datalen = scnprintf( data, sizeof( data ),
"ms=%i%c%s%c%i%c%i%c%i", /* inputType \1 input \1 maxSuggestions \1 startIndex \1 numAttributes \1 name0 \1 name1 ... \1 nameN */
CP_SUGGEST_SEARCH, CP_FLD_TERM, text, CP_FLD_TERM, max, CP_FLD_TERM, 0, CP_FLD_TERM, nr_attrib );
/* add attributes */
for ( i = 0; i < nr_attrib; i++ )
- datalen += g_snprintf( data + datalen, sizeof( data ) - datalen, "%c%s", CP_FLD_TERM, attribute[i] );
+ datalen += scnprintf( data + datalen, sizeof( data ) - datalen, "%c%s", CP_FLD_TERM, attribute[i] );
/* queue packet for transmission */
mxit_queue_packet( session, data, datalen, CP_CMD_SUGGESTCONTACTS );
@@ -946,14 +974,14 @@ void mxit_send_presence( struct MXitSess
int datalen;
/* convert the packet to a byte stream */
- datalen = g_snprintf( data, sizeof( data ),
+ datalen = scnprintf( data, sizeof( data ),
"ms=%i%c", /* "ms"=show\1status */
presence, CP_FLD_TERM
);
/* append status message (if one is set) */
if ( statusmsg )
- datalen += g_snprintf( data + datalen, sizeof( data ) - datalen, "%s", statusmsg );
+ datalen += scnprintf( data + datalen, sizeof( data ) - datalen, "%s", statusmsg );
/* queue packet for transmission */
mxit_queue_packet( session, data, datalen, CP_CMD_STATUS );
@@ -972,7 +1000,7 @@ void mxit_send_mood( struct MXitSession*
int datalen;
/* convert the packet to a byte stream */
- datalen = g_snprintf( data, sizeof( data ),
+ datalen = scnprintf( data, sizeof( data ),
"ms=%i", /* "ms"=mood */
mood
);
@@ -998,7 +1026,7 @@ void mxit_send_invite( struct MXitSessio
int datalen;
/* convert the packet to a byte stream */
- datalen = g_snprintf( data, sizeof( data ),
+ datalen = scnprintf( data, sizeof( data ),
"ms=%s%c%s%c%s%c%i%c%s%c%i", /* "ms"=group \1 username \1 alias \1 type \1 msg \1 isuserid */
groupname, CP_FLD_TERM, username, CP_FLD_TERM, alias,
CP_FLD_TERM, MXIT_TYPE_MXIT, CP_FLD_TERM,
@@ -1023,7 +1051,7 @@ void mxit_send_remove( struct MXitSessio
int datalen;
/* convert the packet to a byte stream */
- datalen = g_snprintf( data, sizeof( data ),
+ datalen = scnprintf( data, sizeof( data ),
"ms=%s", /* "ms"=username */
username
);
@@ -1046,7 +1074,7 @@ void mxit_send_allow_sub( struct MXitSes
int datalen;
/* convert the packet to a byte stream */
- datalen = g_snprintf( data, sizeof( data ),
+ datalen = scnprintf( data, sizeof( data ),
"ms=%s%c%s%c%s", /* "ms"=username\1group\1alias */
username, CP_FLD_TERM, "", CP_FLD_TERM, alias
);
@@ -1069,14 +1097,14 @@ void mxit_send_deny_sub( struct MXitSess
int datalen;
/* convert the packet to a byte stream */
- datalen = g_snprintf( data, sizeof( data ),
+ datalen = scnprintf( data, sizeof( data ),
"ms=%s", /* "ms"=username */
username
);
/* append reason (if one is set) */
if ( reason )
- datalen += g_snprintf( data + datalen, sizeof( data ) - datalen, "%c%s", CP_FLD_TERM, reason );
+ datalen += scnprintf( data + datalen, sizeof( data ) - datalen, "%c%s", CP_FLD_TERM, reason );
/* queue packet for transmission */
mxit_queue_packet( session, data, datalen, CP_CMD_DENY );
@@ -1097,7 +1125,7 @@ void mxit_send_update_contact( struct MX
int datalen;
/* convert the packet to a byte stream */
- datalen = g_snprintf( data, sizeof( data ),
+ datalen = scnprintf( data, sizeof( data ),
"ms=%s%c%s%c%s", /* "ms"=groupname\1username\1alias */
groupname, CP_FLD_TERM, username, CP_FLD_TERM, alias
);
@@ -1119,7 +1147,7 @@ void mxit_send_splashclick( struct MXitS
int datalen;
/* convert the packet to a byte stream */
- datalen = g_snprintf( data, sizeof( data ),
+ datalen = scnprintf( data, sizeof( data ),
"ms=%s", /* "ms"=splashId */
splashid
);
@@ -1145,7 +1173,7 @@ void mxit_send_msgevent( struct MXitSess
purple_debug_info( MXIT_PLUGIN_ID, "mxit_send_msgevent: to=%s id=%s event=%i\n", to, id, event );
/* convert the packet to a byte stream */
- datalen = g_snprintf( data, sizeof( data ),
+ datalen = scnprintf( data, sizeof( data ),
"ms=%s%c%s%c%i", /* "ms"=contactAddress \1 id \1 event */
to, CP_FLD_TERM, id, CP_FLD_TERM, event
);
@@ -1170,14 +1198,14 @@ void mxit_send_groupchat_create( struct
int i;
/* convert the packet to a byte stream */
- datalen = g_snprintf( data, sizeof( data ),
+ datalen = scnprintf( data, sizeof( data ),
"ms=%s%c%i", /* "ms"=roomname\1nr_jids\1jid0\1..\1jidN */
groupname, CP_FLD_TERM, nr_usernames
);
/* add usernames */
for ( i = 0; i < nr_usernames; i++ )
- datalen += g_snprintf( data + datalen, sizeof( data ) - datalen, "%c%s", CP_FLD_TERM, usernames[i] );
+ datalen += scnprintf( data + datalen, sizeof( data ) - datalen, "%c%s", CP_FLD_TERM, usernames[i] );
/* queue packet for transmission */
mxit_queue_packet( session, data, datalen, CP_CMD_GRPCHAT_CREATE );
@@ -1199,14 +1227,14 @@ void mxit_send_groupchat_invite( struct
int i;
/* convert the packet to a byte stream */
- datalen = g_snprintf( data, sizeof( data ),
+ datalen = scnprintf( data, sizeof( data ),
"ms=%s%c%i", /* "ms"=roomid\1nr_jids\1jid0\1..\1jidN */
roomid, CP_FLD_TERM, nr_usernames
);
/* add usernames */
for ( i = 0; i < nr_usernames; i++ )
- datalen += g_snprintf( data + datalen, sizeof( data ) - datalen, "%c%s", CP_FLD_TERM, usernames[i] );
+ datalen += scnprintf( data + datalen, sizeof( data ) - datalen, "%c%s", CP_FLD_TERM, usernames[i] );
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