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authorGerald Carter <jerry@samba.org>2005-02-24 21:54:52 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 10:55:46 -0500
commit038d939c2aeafcf6e0cd174d5509588e6f953f32 (patch)
tree1523c3f58340f293918d8beecb053750477903e3 /source3/libsmb
parent413eb87493d5f4c2ed8e1f674b223e270fcb3667 (diff)
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r5545: move cli_cm_XXX() connection handling code to clidfs and out of client.c; client.c still maintains a pointer to the first connection so the change is fairly reansparent to other smbclient functions such as -L and -M
(This used to be commit d6a05ffd664e2e304f6e481af34a4c5d640fc3f9)
Diffstat (limited to 'source3/libsmb')
-rw-r--r--source3/libsmb/clidfs.c278
1 files changed, 278 insertions, 0 deletions
diff --git a/source3/libsmb/clidfs.c b/source3/libsmb/clidfs.c
index 6d0d4a8edf..1b0860b675 100644
--- a/source3/libsmb/clidfs.c
+++ b/source3/libsmb/clidfs.c
@@ -1,6 +1,7 @@
/*
Unix SMB/CIFS implementation.
client connect/disconnect routines
+ Copyright (C) Andrew Tridgell 1994-1998
Copyright (C) Gerald (Jerry) Carter 2004
This program is free software; you can redistribute it and/or modify
@@ -23,6 +24,283 @@
#include "includes.h"
+struct client_connection {
+ struct client_connection *prev, *next;
+ struct cli_state *cli;
+};
+
+/* global state....globals reek! */
+
+static pstring username;
+static pstring password;
+static BOOL use_kerberos;
+static BOOL got_pass;
+static int signing_state;
+
+static int port;
+static int name_type = 0x20;
+static int max_protocol = PROTOCOL_NT1;
+static BOOL have_ip;
+static struct in_addr dest_ip;
+
+static struct client_connection *connections;
+
+/********************************************************************
+ Return a connection to a server.
+********************************************************************/
+
+static struct cli_state *do_connect( const char *server, const char *share,
+ BOOL show_sessetup )
+{
+ struct cli_state *c;
+ struct nmb_name called, calling;
+ const char *server_n;
+ struct in_addr ip;
+ pstring servicename;
+ char *sharename;
+
+ /* make a copy so we don't modify the global string 'service' */
+ pstrcpy(servicename, share);
+ sharename = servicename;
+ if (*sharename == '\\') {
+ server = sharename+2;
+ sharename = strchr_m(server,'\\');
+ if (!sharename) return NULL;
+ *sharename = 0;
+ sharename++;
+ }
+
+ server_n = server;
+
+ zero_ip(&ip);
+
+ make_nmb_name(&calling, global_myname(), 0x0);
+ make_nmb_name(&called , server, name_type);
+
+ again:
+ zero_ip(&ip);
+ if (have_ip)
+ ip = dest_ip;
+
+ /* have to open a new connection */
+ if (!(c=cli_initialise(NULL)) || (cli_set_port(c, port) != port) ||
+ !cli_connect(c, server_n, &ip)) {
+ d_printf("Connection to %s failed\n", server_n);
+ return NULL;
+ }
+
+ c->protocol = max_protocol;
+ c->use_kerberos = use_kerberos;
+ cli_setup_signing_state(c, signing_state);
+
+
+ if (!cli_session_request(c, &calling, &called)) {
+ char *p;
+ d_printf("session request to %s failed (%s)\n",
+ called.name, cli_errstr(c));
+ cli_shutdown(c);
+ if ((p=strchr_m(called.name, '.'))) {
+ *p = 0;
+ goto again;
+ }
+ if (strcmp(called.name, "*SMBSERVER")) {
+ make_nmb_name(&called , "*SMBSERVER", 0x20);
+ goto again;
+ }
+ return NULL;
+ }
+
+ DEBUG(4,(" session request ok\n"));
+
+ if (!cli_negprot(c)) {
+ d_printf("protocol negotiation failed\n");
+ cli_shutdown(c);
+ return NULL;
+ }
+
+ if (!got_pass) {
+ char *pass = getpass("Password: ");
+ if (pass) {
+ pstrcpy(password, pass);
+ got_pass = 1;
+ }
+ }
+
+ if (!cli_session_setup(c, username,
+ password, strlen(password),
+ password, strlen(password),
+ lp_workgroup())) {
+ /* if a password was not supplied then try again with a null username */
+ if (password[0] || !username[0] || use_kerberos ||
+ !cli_session_setup(c, "", "", 0, "", 0, lp_workgroup())) {
+ d_printf("session setup failed: %s\n", cli_errstr(c));
+ if (NT_STATUS_V(cli_nt_error(c)) ==
+ NT_STATUS_V(NT_STATUS_MORE_PROCESSING_REQUIRED))
+ d_printf("did you forget to run kinit?\n");
+ cli_shutdown(c);
+ return NULL;
+ }
+ d_printf("Anonymous login successful\n");
+ }
+
+ if ( show_sessetup ) {
+ if (*c->server_domain) {
+ DEBUG(1,("Domain=[%s] OS=[%s] Server=[%s]\n",
+ c->server_domain,c->server_os,c->server_type));
+ } else if (*c->server_os || *c->server_type){
+ DEBUG(1,("OS=[%s] Server=[%s]\n",
+ c->server_os,c->server_type));
+ }
+ }
+ DEBUG(4,(" session setup ok\n"));
+
+ if (!cli_send_tconX(c, sharename, "?????",
+ password, strlen(password)+1)) {
+ d_printf("tree connect failed: %s\n", cli_errstr(c));
+ cli_shutdown(c);
+ return NULL;
+ }
+
+ DEBUG(4,(" tconx ok\n"));
+
+ return c;
+}
+
+/********************************************************************
+ Add a new connection to the list
+********************************************************************/
+
+static struct cli_state* cli_cm_connect( const char *server, const char *share,
+ BOOL show_hdr )
+{
+ struct client_connection *node;
+
+ node = SMB_XMALLOC_P( struct client_connection );
+
+ node->cli = do_connect( server, share, show_hdr );
+
+ if ( !node->cli ) {
+ SAFE_FREE( node );
+ return NULL;
+ }
+
+ DLIST_ADD( connections, node );
+
+ return node->cli;
+
+}
+
+/********************************************************************
+ Return a connection to a server.
+********************************************************************/
+
+static struct cli_state* cli_cm_find( const char *server, const char *share )
+{
+ struct client_connection *p;
+
+ for ( p=connections; p; p=p->next ) {
+ if ( strequal(server, p->cli->desthost) && strequal(share,p->cli->share) )
+ return p->cli;
+ }
+
+ return NULL;
+}
+
+/****************************************************************************
+ open a client connection to a \\server\share. Set's the current *cli
+ global variable as a side-effect (but only if the connection is successful).
+****************************************************************************/
+
+struct cli_state* cli_cm_open( const char *server, const char *share, BOOL show_hdr )
+{
+ struct cli_state *c;
+
+ /* try to reuse an existing connection */
+
+ c = cli_cm_find( server, share );
+
+ if ( !c )
+ c = cli_cm_connect( server, share, show_hdr );
+
+ return c;
+}
+
+/****************************************************************************
+****************************************************************************/
+
+void cli_cm_shutdown( void )
+{
+
+ struct client_connection *p, *x;
+
+ for ( p=connections; p; ) {
+ cli_shutdown( p->cli );
+ x = p;
+ p = p->next;
+
+ SAFE_FREE( x );
+ }
+
+ connections = NULL;
+
+ return;
+}
+
+/****************************************************************************
+****************************************************************************/
+
+void cli_cm_display(void)
+{
+ struct client_connection *p;
+ int i;
+
+ for ( p=connections,i=0; p; p=p->next,i++ ) {
+ d_printf("%d:\tserver=%s, share=%s\n",
+ i, p->cli->desthost, p->cli->share );
+ }
+}
+
+/****************************************************************************
+****************************************************************************/
+
+void cli_cm_set_credentials( struct user_auth_info *user )
+{
+ pstrcpy( username, user->username );
+
+ if ( user->got_pass ) {
+ pstrcpy( password, user->password );
+ got_pass = True;
+ }
+
+ use_kerberos = user->use_kerberos;
+ signing_state = user->signing_state;
+}
+
+/****************************************************************************
+****************************************************************************/
+
+void cli_cm_set_port( int port_number )
+{
+ port = port_number;
+}
+
+/****************************************************************************
+****************************************************************************/
+
+void cli_cm_set_dest_name_type( int type )
+{
+ name_type = type;
+}
+
+/****************************************************************************
+****************************************************************************/
+
+void cli_cm_set_dest_ip(struct in_addr ip )
+{
+ dest_ip = ip;
+ have_ip = True;
+}
+
/********************************************************************
split a dfs path into the server and share name components
********************************************************************/