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_libssh2_packet_add: check SSH_MSG_GLOBAL_REQUEST packet

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This commit is contained in:
Daniel Stenberg 2010-11-09 19:59:18 +01:00
parent 7ad152a6b2
commit a302428335
1 changed files with 33 additions and 6 deletions
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39
src/packet.c
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@ -599,15 +599,28 @@ _libssh2_packet_add(LIBSSH2_SESSION * session, unsigned char *data,
return 0;
}
/*
byte SSH_MSG_GLOBAL_REQUEST
string request name in US-ASCII only
boolean want reply
.... request-specific data follows
*/
case SSH_MSG_GLOBAL_REQUEST:
{
uint32_t strlen = _libssh2_ntohu32(data + 1);
unsigned char want_reply = data[5 + strlen];
uint32_t len =0;
unsigned char want_reply=0;
_libssh2_debug(session,
LIBSSH2_TRACE_CONN,
"Received global request type %.*s (wr %X)",
strlen, data + 5, want_reply);
if(datalen >= 5) {
len = _libssh2_ntohu32(data + 1);
if(datalen >= (6 + len)) {
want_reply = data[5 + len];
_libssh2_debug(session,
LIBSSH2_TRACE_CONN,
"Received global request type %.*s (wr %X)",
len, data + 5, want_reply);
}
}
if (want_reply) {
libssh2_packet_add_jump_point5:
@ -623,9 +636,23 @@ _libssh2_packet_add(LIBSSH2_SESSION * session, unsigned char *data,
}
break;
/*
byte SSH_MSG_CHANNEL_EXTENDED_DATA
uint32 recipient channel
uint32 data_type_code
string data
*/
case SSH_MSG_CHANNEL_EXTENDED_DATA:
/* streamid(4) */
session->packAdd_data_head += 4;
/*
byte SSH_MSG_CHANNEL_DATA
uint32 recipient channel
string data
*/
case SSH_MSG_CHANNEL_DATA:
/* packet_type(1) + channelno(4) + datalen(4) */
session->packAdd_data_head += 9;