shinys000114/libssh
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The kex works, the client authentifies (with password) then it's possible to choose a subsystem. The channels don't completely work.

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git-svn-id: svn+ssh://svn.berlios.de/svnroot/repos/libssh/trunk@7 7dcaeef0-15fb-0310-b436-a5af3365683c
This commit is contained in:
Aris Adamantiadis
2005-08-10 13:22:52 +00:00
parent 5c26ae7354
commit 96a99bab78
11 changed files with 576 additions and 26 deletions
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86
samplesshd.c
View File

@@ -23,11 +23,24 @@ MA 02111-1307, USA. */
#include <libssh/libssh.h>
#include <libssh/server.h>
#include <unistd.h>
#include <string.h>
int auth_password(char *user, char *password){
if(strcmp(user,"aris"))
return 0;
if(strcmp(password,"lala"))
return 0;
return 1; // authenticated
}
int main(int argc, char **argv){
SSH_OPTIONS *options=ssh_options_new();
SSH_SESSION *session;
SSH_BIND *ssh_bind;
SSH_MESSAGE *message;
CHANNEL *chan;
int auth=0;
int sftp=0;
ssh_options_getopt(options,&argc,argv);
ssh_options_set_dsa_server_key(options,"/etc/ssh/ssh_host_dsa_key");
ssh_options_set_rsa_server_key(options,"/etc/ssh/ssh_host_rsa_key");
@@ -49,8 +62,77 @@ int main(int argc, char **argv){
}
do {
message=ssh_message_get(session);
} while (message);
printf("error : %s\n",ssh_get_error(session));
if(!message)
break;
switch(ssh_message_type(message)){
case SSH_AUTH_REQUEST:
switch(ssh_message_subtype(message)){
case SSH_AUTH_PASSWORD:
printf("User %s wants to auth with pass %s\n",
ssh_message_auth_user(message),
ssh_message_auth_password(message));
if(auth_password(ssh_message_auth_user(message),
ssh_message_auth_password(message))){
auth=1;
ssh_message_auth_reply_success(message,0);
break;
}
// not authenticated, send default message
case SSH_AUTH_NONE:
default:
ssh_message_auth_set_methods(message,SSH_AUTH_PASSWORD);
ssh_message_reply_default(message);
break;
}
break;
default:
ssh_message_reply_default(message);
}
ssh_message_free(message);
} while (!auth);
if(!auth){
printf("error : %s\n",ssh_get_error(session));
return 1;
}
do {
message=ssh_message_get(session);
if(message){
switch(ssh_message_type(message)){
case SSH_CHANNEL_REQUEST_OPEN:
if(ssh_message_subtype(message)==SSH_CHANNEL_SESSION){
chan=ssh_message_channel_request_open_reply_accept(message);
break;
}
default:
ssh_message_reply_default(message);
}
ssh_message_free(message);
}
} while(message && !chan);
if(!chan){
printf("error : %s\n",ssh_get_error(session));
return 1;
}
do {
message=ssh_message_get(session);
if(message && ssh_message_type(message)==SSH_CHANNEL_REQUEST &&
ssh_message_subtype(message)==SSH_CHANNEL_REQUEST_SUBSYSTEM){
if(!strcmp(ssh_message_channel_request_subsystem(message),"sftp")){
sftp=1;
ssh_message_channel_request_reply_success(message);
break;
}
}
if(!sftp){
ssh_message_reply_default(message);
}
ssh_message_free(message);
} while (message && !sftp);
if(!sftp){
printf("error : %s\n",ssh_get_error(session));
return 1;
}
printf("it works !\n");
return 0;
}