some changes to resolve bugs reported by webyog

git-svn-id: svn+ssh://svn.berlios.de/svnroot/repos/libssh/trunk@192 7dcaeef0-15fb-0310-b436-a5af3365683c

include/libssh/sftp.h

@@ -152,6 +152,7 @@ u32 sftp_async_read_begin(SFTP_FILE *file, int len);
 int sftp_async_read(SFTP_FILE *file, void *data, int len, u32 id);
 int sftp_write(SFTP_FILE *file, const void *source, int len);
 void sftp_seek(SFTP_FILE *file, int new_offset);
+void sftp_seek64(SFTP_FILE *file, u64 new_offset);
 unsigned long sftp_tell(SFTP_FILE *file);
 void sftp_rewind(SFTP_FILE *file);
 int sftp_rm(SFTP_SESSION *sftp, char *file);

libssh/auth.c

@@ -143,6 +143,12 @@ int ssh_auth_list(SSH_SESSION *session) {
     return session->auth_methods;
 }
 
+int ssh_userauth_list(SSH_SESSION *session, const char *username){
+	if(session->auth_methods==0)
+		ssh_userauth_none(session,username);
+	return ssh_auth_list(session);
+}
+
 /* use the "none" authentication question */
 
 /** \brief Try to authenticate through the "none" method

libssh/connect.c

@@ -29,7 +29,7 @@ MA 02111-1307, USA. */
 #define _WIN32_WINNT 0x0501 //getaddrinfo, freeaddrinfo, getnameinfo
 #include <winsock2.h>
 #include <ws2tcpip.h>
-//#include "wspiapi.h"
+#include "wspiapi.h" //workaround for w2k systems
 #else
 #include <netdb.h>
 #include <sys/socket.h>

libssh/sftp.c

@@ -133,7 +133,6 @@ int sftp_server_init(SFTP_SESSION *sftp){
 void sftp_free(SFTP_SESSION *sftp){
     struct request_queue *ptr;
     channel_send_eof(sftp->channel);
-    channel_free(sftp->channel);
     ptr=sftp->queue;
     while(ptr){
         struct request_queue *old;
@@ -142,6 +141,7 @@ void sftp_free(SFTP_SESSION *sftp){
         free(ptr);
         ptr=old;
     }
+    channel_free(sftp->channel);
     memset(sftp,0,sizeof(*sftp));
     free(sftp);
 }
@@ -1253,6 +1253,9 @@ void sftp_seek(SFTP_FILE *file, int new_offset){
     file->offset=new_offset;
 }
 
+void sftp_seek64(SFTP_FILE *file, u64 new_offset){
+	file->offset=new_offset;
+}
 unsigned long sftp_tell(SFTP_FILE *file){
     return file->offset;
 }