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-rw-r--r--source3/utils/smb-agent.c385
1 files changed, 0 insertions, 385 deletions
diff --git a/source3/utils/smb-agent.c b/source3/utils/smb-agent.c
deleted file mode 100644
index 2ecfdba7e2..0000000000
--- a/source3/utils/smb-agent.c
+++ /dev/null
@@ -1,385 +0,0 @@
-/*
- Unix SMB/Netbios implementation.
- Version 2
- SMB agent/socket plugin
- Copyright (C) Andrew Tridgell 1999
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-*/
-
-#include "includes.h"
-#include "smb.h"
-
-#define SECURITY_MASK 0
-#define SECURITY_SET 0
-
-/* this forces non-unicode */
-#define CAPABILITY_MASK CAP_UNICODE
-#define CAPABILITY_SET 0
-
-/* and non-unicode for the client too */
-#define CLI_CAPABILITY_MASK CAP_UNICODE
-#define CLI_CAPABILITY_SET 0
-
-static char packet[BUFFER_SIZE];
-
-extern int DEBUGLEVEL;
-
-
-static uint16 mid_offset = 0x0;
-
-/****************************************************************************
-terminate sockent connection
-****************************************************************************/
-static void free_sock(void *sock)
-{
- if (sock != NULL)
- {
- struct cli_state *n = (struct cli_state*)sock;
- cli_net_use_del(n->desthost, &n->usr,
- False, NULL);
- }
-}
-
-
-static struct cli_state *init_client_connection(int c)
-{
- pstring buf;
- struct user_creds usr;
- int rl;
- uint32 len;
- BOOL new_con = False;
- CREDS_CMD cmd;
- prs_struct ps;
- BOOL reuse = False;
-
- ZERO_STRUCT(usr);
- ZERO_STRUCT(cmd);
- cmd.cred = &usr;
-
- ZERO_STRUCT(usr);
-
- DEBUG(10,("init_client_connection: first request\n"));
-
- rl = read(c, &buf, sizeof(len));
-
- if (rl != sizeof(len))
- {
- DEBUG(0,("Unable to read length\n"));
- dump_data(0, buf, sizeof(len));
- return NULL;
- }
-
- len = IVAL(buf, 0);
-
- if (len > sizeof(buf))
- {
- DEBUG(0,("length %d too long\n", len));
- return NULL;
- }
-
- rl = read(c, buf, len);
-
- if (rl < 0)
- {
- DEBUG(0,("Unable to read from connection\n"));
- return NULL;
- }
-
-#ifdef DEBUG_PASSWORD
- dump_data(100, buf, rl);
-#endif
- /* make a static data parsing structure from the api_fd_reply data */
- prs_init(&ps, 0, 4, 0, True);
- mem_create(ps.data, buf, 0, len, 0, False);
-
- if (!creds_io_cmd("creds", &cmd, &ps, 0))
- {
- DEBUG(0,("Unable to parse credentials\n"));
- mem_free_data(ps.data);
- return NULL;
- }
-
- mem_free_data(ps.data);
-
- if (ps.offset != rl)
- {
- DEBUG(0,("Buffer size %d %d!\n", ps.offset, rl));
- return NULL;
- }
-
- switch (cmd.command)
- {
- case AGENT_CMD_CON:
- {
- new_con = True;
- break;
- }
- case AGENT_CMD_CON_REUSE:
- {
- new_con = True;
- reuse = True;
- break;
- }
- default:
- {
- DEBUG(0,("unknown command %d\n", cmd.command));
- return NULL;
- }
- }
-
- if (new_con)
- {
- struct cli_state *n;
- n = cli_net_use_add(cmd.name, &usr.ntc, False, reuse);
-
- if (n == NULL)
- {
- DEBUG(0,("Unable to connect to %s\n", cmd.name));
- return NULL;
- }
-
- mid_offset += MIN(MAX(n->max_mux, 1), MAX_MAX_MUX_LIMIT);
-
- if (mid_offset > 0xffff)
- {
- mid_offset = 0x0;
- }
- DEBUG(10,("new mid offset: %d\n", mid_offset));
-
- if (write(c, n, sizeof(*n)) < 0)
- {
- DEBUG(0,("Could not write connection down pipe.\n"));
- cli_net_use_del(cmd.name, &usr.ntc, False, NULL);
- return NULL;
- }
- return n;
- }
- return NULL;
-}
-
-static void filter_reply(char *buf, int moff)
-{
- int msg_type = CVAL(buf,0);
- int x;
-
- if (msg_type != 0x0) return;
-
- /* alter the mid */
- x = SVAL(buf, smb_mid);
- x += moff;
-
- if (x < 0)
- {
- x += 0x10000;
- }
- if (x > 0xffff)
- {
- x -= 0x10000;
- }
-
- SCVAL(buf, smb_mid, x);
-
-}
-
-static BOOL process_cli_sock(struct sock_redir **socks, uint32 num_socks,
- struct sock_redir *sock)
-{
- struct cli_state *n = (struct cli_state*)sock->n;
- if (n == NULL)
- {
- n = init_client_connection(sock->c);
- if (n == NULL)
- {
- return False;
- }
- sock->n = (void*)n;
- sock->s_id = mid_offset;
- sock->s = n->fd;
- }
- else
- {
- if (!receive_smb(sock->c, packet, 0))
- {
- DEBUG(0,("client closed connection\n"));
- return False;
- }
-
- filter_reply(packet, sock->s_id);
- /* ignore keep-alives */
- if (CVAL(packet, 0) != 0x85)
- {
- if (!send_smb(sock->s, packet))
- {
- DEBUG(0,("server is dead\n"));
- return False;
- }
- }
- }
- return True;
-}
-
-static int get_smbmid(char *buf)
-{
- int msg_type = CVAL(buf,0);
-
- if (msg_type != 0x0)
- {
- return -1;
- }
-
- return SVAL(buf,smb_mid);
-}
-
-static BOOL process_srv_sock(struct sock_redir **socks, uint32 num_socks,
- int fd)
-{
- int smbmid;
- int i;
- if (!receive_smb(fd, packet, 0))
- {
- DEBUG(0,("server closed connection\n"));
- return False;
- }
-
- smbmid = get_smbmid(packet);
-
- DEBUG(10,("process_srv_sock:\tfd:\t%d\tmid:\t%d\n", fd, smbmid));
-
- if (smbmid == -1)
- {
- return True;
- }
-
- for (i = 0; i < num_socks; i++)
- {
- int moff;
- struct cli_state *n;
- if (socks[i] == NULL || socks[i]->n == NULL)
- {
- continue;
- }
- moff = socks[i]->s_id;
- n = (struct cli_state*)socks[i]->n;
- DEBUG(10,("list:\tfd:\t%d\tmid:\t%d\tmoff:\t%d\n",
- socks[i]->s,
- n->mid,
- moff));
- if (smbmid != n->mid + moff)
- {
- continue;
- }
- filter_reply(packet, -moff);
- if (!send_smb(socks[i]->c, packet))
- {
- DEBUG(0,("client is dead\n"));
- return False;
- }
- return True;
- }
- return False;
-}
-
-static int get_agent_sock(char *id)
-{
- fstring path;
- fstring dir;
-
- slprintf(dir, sizeof(dir)-1, "/tmp/.smb.%d", getuid());
- slprintf(path, sizeof(path)-1, "%s/agent", dir);
-
- return create_pipe_socket(dir, S_IRUSR|S_IWUSR|S_IXUSR, path, 0);
-}
-
-static void start_smb_agent(void)
-{
- struct vagent_ops va =
- {
- free_sock,
- get_agent_sock,
- process_cli_sock,
- process_srv_sock,
- NULL,
- NULL,
- 0
- };
-
- CatchChild();
-
- start_agent(&va);
-}
-
-/****************************************************************************
-usage on the program
-****************************************************************************/
-static void usage(char *pname)
-{
- printf("Usage: %s [-D]", pname);
-
- printf("\nVersion %s\n",VERSION);
- printf("\t-D run as a daemon\n");
- printf("\t-h usage\n");
- printf("\n");
-}
-
-int main(int argc, char *argv[])
-{
- pstring configfile;
- BOOL is_daemon = False;
- int opt;
- extern pstring debugf;
-
- TimeInit();
-
- pstrcpy(configfile,CONFIGFILE);
-
- while ((opt = getopt(argc, argv, "Dh")) != EOF)
- {
- switch (opt)
- {
- case 'D':
- {
- is_daemon = True;
- break;
- }
- case 'h':
- default:
- {
- usage(argv[0]);
- break;
- }
- }
- }
-
- slprintf(debugf, sizeof(debugf)-1, "log.%s", argv[0]);
- setup_logging(argv[0], !is_daemon);
-
- charset_initialise();
-
- if (!lp_load(configfile,True,False,False))
- {
- DEBUG(0,("Unable to load config file\n"));
- }
-
- if (is_daemon)
- {
- DEBUG(0,("%s: becoming daemon\n", argv[0]));
- become_daemon();
- }
-
- start_smb_agent();
-
- return 0;
-}
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