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Add error checking to ssh message type functions.

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git-svn-id: svn+ssh://svn.berlios.de/svnroot/repos/libssh/trunk@452 7dcaeef0-15fb-0310-b436-a5af3365683c
This commit is contained in:
Andreas Schneider
2009-04-10 09:00:35 +00:00
parent 234844230c
commit c841e984ba
1 changed files with 42 additions and 31 deletions
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73
libssh/messages.c
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@@ -710,40 +710,51 @@ error:
return NULL; return NULL;
} }
int ssh_message_type(SSH_MESSAGE *msg){ int ssh_message_type(SSH_MESSAGE *msg) {
return msg->type; if (msg == NULL) {
}
int ssh_message_subtype(SSH_MESSAGE *msg){
switch(msg->type){
case SSH_AUTH_REQUEST:
return msg->auth_request.method;
case SSH_CHANNEL_REQUEST_OPEN:
return msg->channel_request_open.type;
case SSH_CHANNEL_REQUEST:
return msg->channel_request.type;
}
return -1; return -1;
}
return msg->type;
} }
int ssh_message_reply_default(SSH_MESSAGE *msg){ int ssh_message_subtype(SSH_MESSAGE *msg) {
switch(msg->type){ if (msg == NULL) {
case SSH_AUTH_REQUEST: return -1;
return ssh_message_auth_reply_default(msg,0); }
break;
case SSH_CHANNEL_REQUEST_OPEN: switch(msg->type) {
return ssh_message_channel_request_open_reply_default(msg); case SSH_AUTH_REQUEST:
break; return msg->auth_request.method;
case SSH_CHANNEL_REQUEST: case SSH_CHANNEL_REQUEST_OPEN:
return ssh_message_channel_request_reply_default(msg); return msg->channel_request_open.type;
break; case SSH_CHANNEL_REQUEST:
default: return msg->channel_request.type;
ssh_log(msg->session, SSH_LOG_PACKET, }
"Don't know what to default reply to %d type",
msg->type); return -1;
break; }
}
return 0; int ssh_message_reply_default(SSH_MESSAGE *msg) {
if (msg == NULL) {
return -1;
}
switch(msg->type) {
case SSH_AUTH_REQUEST:
return ssh_message_auth_reply_default(msg, 0);
case SSH_CHANNEL_REQUEST_OPEN:
return ssh_message_channel_request_open_reply_default(msg);
case SSH_CHANNEL_REQUEST:
return ssh_message_channel_request_reply_default(msg);
default:
ssh_log(msg->session, SSH_LOG_PACKET,
"Don't know what to default reply to %d type",
msg->type);
break;
}
return -1;
} }
void ssh_message_free(SSH_MESSAGE *msg){ void ssh_message_free(SSH_MESSAGE *msg){