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https://github.com/samba-team/samba.git
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Andrew Tridgell
parent
e983ca6c46
commit
a0b9e3ef4f
366
source3/client/smbspool.c
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366
source3/client/smbspool.c
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/*
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Unix SMB/Netbios implementation.
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Version 2.0.
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SMB backend for the Common UNIX Printing System ("CUPS")
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Copyright 1999 by Easy Software Products
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Copyright Andrew Tridgell 1994-1998
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#define NO_SYSLOG
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#include "includes.h"
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/*
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* Globals...
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*/
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extern BOOL in_client; /* Boolean for client library */
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extern struct in_addr ipzero; /* Any address */
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/*
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* Local functions...
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*/
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static struct cli_state *smb_connect(char *, char *, char *, char *, char *);
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static int smb_print(struct cli_state *, char *, FILE *);
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/*
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* 'main()' - Main entry for SMB backend.
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*/
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int /* O - Exit status */
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main(int argc, /* I - Number of command-line arguments */
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char *argv[]) /* I - Command-line arguments */
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{
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int i; /* Looping var */
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int copies; /* Number of copies */
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char uri[1024], /* URI */
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*sep, /* Pointer to separator */
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*username, /* Username */
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*password, /* Password */
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*workgroup, /* Workgroup */
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*server, /* Server name */
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*printer; /* Printer name */
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FILE *fp; /* File to print */
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int status; /* Status of LPD job */
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struct cli_state *cli; /* SMB interface */
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/* we expect the URI in argv[0]. Detect the case where it is in argv[1] and cope */
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if (argc > 2 && strncmp(argv[0],"smb://", 6) && !strncmp(argv[1],"smb://", 6)) {
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argv++;
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argc--;
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}
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if (argc < 6 || argc > 7)
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{
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fprintf(stderr, "Usage: %s [DEVICE_URI] job-id user title copies options [file]\n",
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argv[0]);
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fputs(" The DEVICE_URI environment variable can also contain the\n", stderr);
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fputs(" destination printer:\n", stderr);
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fputs("\n", stderr);
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fputs(" smb://[username:password@][workgroup/]server/printer\n", stderr);
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return (1);
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}
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/*
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* If we have 7 arguments, print the file named on the command-line.
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* Otherwise, print data from stdin...
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*/
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if (argc == 6)
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{
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/*
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* Print from Copy stdin to a temporary file...
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*/
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fp = stdin;
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copies = 1;
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}
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else if ((fp = fopen(argv[6], "rb")) == NULL)
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{
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perror("ERROR: Unable to open print file");
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return (1);
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}
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else
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copies = atoi(argv[4]);
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/*
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* Fine the URI...
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*/
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if (strncmp(argv[0], "smb://", 6) == 0)
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strncpy(uri, argv[0], sizeof(uri) - 1);
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else if (getenv("DEVICE_URI") != NULL)
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strncpy(uri, getenv("DEVICE_URI"), sizeof(uri) - 1);
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else
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{
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fputs("ERROR: No device URI found in argv[0] or DEVICE_URI environment variable!\n", stderr);
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return (1);
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}
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uri[sizeof(uri) - 1] = '\0';
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/*
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* Extract the destination from the URI...
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*/
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if ((sep = strrchr(uri, '@')) != NULL)
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{
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username = uri + 6;
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*sep++ = '\0';
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server = sep;
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/*
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* Extract password as needed...
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*/
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if ((password = strchr(username, ':')) != NULL)
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*password++ = '\0';
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else
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password = "";
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}
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else
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{
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username = "";
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password = "";
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server = uri + 6;
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}
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if ((sep = strchr(server, '/')) == NULL)
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{
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fputs("ERROR: Bad URI - need printer name!\n", stderr);
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return (1);
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}
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*sep++ = '\0';
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printer = sep;
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if ((sep = strchr(printer, '/')) != NULL)
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{
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/*
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* Convert to smb://[username:password@]workgroup/server/printer...
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*/
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*sep++ = '\0';
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workgroup = server;
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server = printer;
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printer = sep;
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}
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else
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workgroup = NULL;
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/*
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* Setup the SAMBA server state...
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*/
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setup_logging("smbspool", True);
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TimeInit();
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charset_initialise();
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in_client = True; /* Make sure that we tell lp_load we are */
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if (!lp_load(CONFIGFILE, True, False, False))
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{
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fprintf(stderr, "ERROR: Can't load %s - run testparm to debug it\n", CONFIGFILE);
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return (1);
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}
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if (workgroup == NULL)
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workgroup = lp_workgroup();
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codepage_initialise(lp_client_code_page());
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load_interfaces();
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if ((cli = smb_connect(workgroup, server, printer, username, password)) == NULL)
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{
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perror("ERROR: Unable to connect to SAMBA host");
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return (1);
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}
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/*
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* Queue the job...
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*/
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for (i = 0; i < copies; i ++)
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if ((status = smb_print(cli, argv[3] /* title */, fp)) != 0)
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break;
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cli_shutdown(cli);
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/*
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* Return the queue status...
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*/
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return (status);
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}
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/*
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* 'smb_connect()' - Return a connection to a server.
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*/
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static struct cli_state * /* O - SMB connection */
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smb_connect(char *workgroup, /* I - Workgroup */
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char *server, /* I - Server */
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char *share, /* I - Printer */
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char *username, /* I - Username */
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char *password) /* I - Password */
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{
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struct cli_state *c; /* New connection */
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struct nmb_name called, /* NMB name of server */
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calling; /* NMB name of client */
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struct in_addr ip; /* IP address of server */
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pstring myname; /* Client name */
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/*
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* Get the names and addresses of the client and server...
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*/
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get_myname(myname);
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ip = ipzero;
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make_nmb_name(&calling, myname, 0x0, "");
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make_nmb_name(&called, server, 0x20, "");
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/*
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* Open a new connection to the SMB server...
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*/
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if ((c = cli_initialise(NULL)) == NULL)
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{
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fputs("ERROR: cli_initialize() failed...\n", stderr);
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return (NULL);
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}
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if (!cli_set_port(c, SMB_PORT))
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{
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fputs("ERROR: cli_set_port() failed...\n", stderr);
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return (NULL);
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}
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if (!cli_connect(c, server, &ip))
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{
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fputs("ERROR: cli_connect() failed...\n", stderr);
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return (NULL);
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}
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if (!cli_session_request(c, &calling, &called))
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{
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fputs("ERROR: cli_session_request() failed...\n", stderr);
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return (NULL);
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}
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if (!cli_negprot(c))
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{
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fputs("ERROR: SMB protocol negotiation failed\n", stderr);
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cli_shutdown(c);
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return (NULL);
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}
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/*
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* Do password stuff...
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*/
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if (!cli_session_setup(c, username,
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password, strlen(password),
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password, strlen(password),
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workgroup))
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{
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fprintf(stderr, "ERROR: SMB session setup failed: %s\n", cli_errstr(c));
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return (NULL);
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}
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if (!cli_send_tconX(c, share, "?????",
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password, strlen(password)+1))
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{
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fprintf(stderr, "ERROR: SMB tree connect failed: %s\n", cli_errstr(c));
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cli_shutdown(c);
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return (NULL);
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}
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/*
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* Return the new connection...
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*/
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return (c);
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}
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/*
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* 'smb_print()' - Queue a job for printing using the SMB protocol.
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*/
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static int /* O - 0 = success, non-0 = failure */
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smb_print(struct cli_state *cli, /* I - SMB connection */
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char *title, /* I - Title/job name */
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FILE *fp) /* I - File to print */
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{
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int fnum; /* File number */
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int nbytes, /* Number of bytes read */
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tbytes; /* Total bytes read */
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char buffer[8192]; /* Buffer for copy */
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/*
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* Open the printer device...
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*/
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if ((fnum = cli_open(cli, title, O_WRONLY | O_CREAT | O_TRUNC, DENY_NONE)) == -1)
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{
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fprintf(stderr, "ERROR: %s opening remote file %s\n",
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cli_errstr(cli), title);
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return (1);
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}
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/*
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* Copy the file to the printer...
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*/
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if (fp != stdin)
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rewind(fp);
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tbytes = 0;
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while ((nbytes = fread(buffer, 1, sizeof(buffer), fp)) > 0)
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{
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if (cli_write(cli, fnum, 0, buffer, tbytes, nbytes) != nbytes)
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{
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fprintf(stderr, "ERROR: Error writing file: %s\n", cli_errstr(cli));
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break;
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}
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tbytes += nbytes;
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}
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if (!cli_close(cli, fnum))
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{
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fprintf(stderr, "ERROR: %s closing remote file %s\n",
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cli_errstr(cli), title);
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return (1);
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}
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else
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return (0);
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}
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