client/smbmount.c

ソースコードを見る。

関数
static void	usage (void)
static void	exit_parent (int sig)
static void	daemonize (void)
static void	close_our_files (int client_fd)
static void	usr1_handler (int x)
static struct cli_state *	do_connection (char *the_service)
static void	smb_umount (char *mount_point)
static void	send_fs_socket (char *the_service, char *mount_point, struct cli_state *c)
static void	init_mount (void)
	Mount a smbfs
static void	get_password_file (void)
static void	read_credentials_file (char *filename)
static void	parse_mount_smb (int argc, char **argv)
int	main (int argc, char *argv[])
変数
BOOL	in_client
pstring	user_socket_options
char *	optarg
int	optind
static pstring	credentials
static pstring	my_netbios_name
static pstring	password
static pstring	username
static pstring	workgroup
static pstring	mpoint
static pstring	service
static pstring	options
static struct in_addr	dest_ip
static BOOL	have_ip
static int	smb_port = 0
static BOOL	got_user
static BOOL	got_pass
static uid_t	mount_uid
static gid_t	mount_gid
static int	mount_ro
static unsigned	mount_fmask
static unsigned	mount_dmask
static BOOL	use_kerberos
static BOOL	status32_smbfs = False
static BOOL	smbfs_has_unicode = False
static BOOL	smbfs_has_lfs = False

---

関数

static void usage

(

void

)

[static]

cifs.upcall.c の 208 行で定義されています。

参照先 fprintf()・prog.

参照元 check_pac_checksum()・do_connection()・main()・parse_mount_smb()・process_nonroot()・process_options()・process_root().

{
        syslog(LOG_WARNING, "Usage: %s [-c] [-v] key_serial", prog);
        fprintf(stderr, "Usage: %s [-c] [-v] key_serial\n", prog);
}

static void exit_parent

(

int

sig

)

[static]

smbmount.c の 59 行で定義されています。

参照元 daemonize().

{
        /* parent simply exits when child says go... */
        exit(0);
}

static void daemonize

(

void

)

[static]

smbmount.c の 65 行で定義されています。

参照先 errno・exit_parent()・status・sys_fork().

参照元 init_mount().

{
        int j, status;
        pid_t child_pid;

        signal( SIGTERM, exit_parent );

        if ((child_pid = sys_fork()) < 0) {
                DEBUG(0,("could not fork\n"));
        }

        if (child_pid > 0) {
                while( 1 ) {
                        j = waitpid( child_pid, &status, 0 );
                        if( j < 0 ) {
                                if( EINTR == errno ) {
                                        continue;
                                }
                                status = errno;
                        }
                        break;
                }

                /* If we get here - the child exited with some error status */
                if (WIFSIGNALED(status))
                        exit(128 + WTERMSIG(status));
                else
                        exit(WEXITSTATUS(status));
        }

        signal( SIGTERM, SIG_DFL );
        chdir("/");
}

static void close_our_files

(

int

client_fd

)

[static]

smbmount.c の 99 行で定義されています。

参照元 send_fs_socket().

{
        int i;
        struct rlimit limits;

        getrlimit(RLIMIT_NOFILE,&limits);
        for (i = 0; i< limits.rlim_max; i++) {
                if (i == client_fd)
                        continue;
                close(i);
        }
}

static void usr1_handler

(

int

x

)

[static]

smbmount.c の 112 行で定義されています。

参照元 send_fs_socket().

{
        return;
}

static struct cli_state* do_connection

(

char *

the_service

)

[static]

smbmount.c の 121 行で定義されています。

参照先 smb_sign_info::allow_smb_signing・c・cli_state::capabilities・cli_connect()・cli_errstr()・cli_initialise()・cli_negprot()・cli_send_tconX()・cli_session_request()・cli_session_setup()・cli_set_port()・cli_shutdown()・dest_ip・cli_state::force_dos_errors・got_pass・have_ip・make_nmb_name()・my_netbios_name・nmb_name::name・password・server・share・cli_state::sign_info・smb_port・smbfs_has_lfs・smbfs_has_unicode・status32_smbfs・strchr_m()・sys_getpid()・usage()・cli_state::use_kerberos・use_kerberos・cli_state::use_spnego・username・workgroup・zero_ip().

参照元 init_mount()・send_fs_socket().

{
        struct cli_state *c;
        struct nmb_name called, calling;
        char *server_n;
        struct in_addr ip;
        pstring server;
        char *share;

        if (the_service[0] != '\\' || the_service[1] != '\\') {
                usage();
                exit(1);
        }

        pstrcpy(server, the_service+2);
        share = strchr_m(server,'\\');
        if (!share) {
                usage();
                exit(1);
        }
        *share = 0;
        share++;

        server_n = server;

        make_nmb_name(&calling, my_netbios_name, 0x0);
        make_nmb_name(&called , server, 0x20);

 again:
        zero_ip(&ip);
        if (have_ip) ip = dest_ip;

        /* have to open a new connection */
        if (!(c=cli_initialise()) || (cli_set_port(c, smb_port) != smb_port) ||
            !NT_STATUS_IS_OK(cli_connect(c, server_n, &ip))) {
                DEBUG(0,("%d: Connection to %s failed\n", sys_getpid(), server_n));
                if (c) {
                        cli_shutdown(c);
                }
                return NULL;
        }

        /* SPNEGO doesn't work till we get NTSTATUS error support */
        /* But it is REQUIRED for kerberos authentication */
        if(!use_kerberos) c->use_spnego = False;

        /* The kernel doesn't yet know how to sign it's packets */
        c->sign_info.allow_smb_signing = False;

        /* Use kerberos authentication if specified */
        c->use_kerberos = use_kerberos;

        if (!cli_session_request(c, &calling, &called)) {
                char *p;
                DEBUG(0,("%d: session request to %s failed (%s)\n", 
                         sys_getpid(), 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,("%d: session request ok\n", sys_getpid()));

        if (!cli_negprot(c)) {
                DEBUG(0,("%d: protocol negotiation failed\n", sys_getpid()));
                cli_shutdown(c);
                return NULL;
        }

        if (!got_pass) {
                char *pass = getpass("Password: ");
                if (pass) {
                        pstrcpy(password, pass);
                }
        }

        /* This should be right for current smbfs. Future versions will support
          large files as well as unicode and oplocks. */
        c->capabilities &= ~(CAP_NT_SMBS | CAP_NT_FIND | CAP_LEVEL_II_OPLOCKS);
        if (!smbfs_has_lfs)
                c->capabilities &= ~CAP_LARGE_FILES;
        if (!smbfs_has_unicode)
                c->capabilities &= ~CAP_UNICODE;
        if (!status32_smbfs) {
                c->capabilities &= ~CAP_STATUS32;
                c->force_dos_errors = True;
        }

        if (!NT_STATUS_IS_OK(cli_session_setup(c, username, 
                                               password, strlen(password),
                                               password, strlen(password),
                                               workgroup))) {
                /* if a password was not supplied then try again with a
                        null username */
                if (password[0] || !username[0] ||
                    !NT_STATUS_IS_OK(cli_session_setup(c, "", "", 0, "", 0, workgroup))) {
                        DEBUG(0,("%d: session setup failed: %s\n",
                                sys_getpid(), cli_errstr(c)));
                        cli_shutdown(c);
                        return NULL;
                }
                DEBUG(0,("Anonymous login successful\n"));
        }

        DEBUG(4,("%d: session setup ok\n", sys_getpid()));

        if (!cli_send_tconX(c, share, "?????",
                            password, strlen(password)+1)) {
                DEBUG(0,("%d: tree connect failed: %s\n",
                         sys_getpid(), cli_errstr(c)));
                cli_shutdown(c);
                return NULL;
        }

        DEBUG(4,("%d: tconx ok\n", sys_getpid()));

        got_pass = True;

        return c;
}

static void smb_umount

(

char *

mount_point

)

[static]

smbmount.c の 255 行で定義されています。

参照先 errno・fd・strerror()・sys_getpid().

参照元 send_fs_socket().

{
        int fd;
        struct mntent *mnt;
        FILE* mtab;
        FILE* new_mtab;

        /* Programmers Note:
                This routine only gets called to the scene of a disaster
                to shoot the survivors...  A connection that was working
                has now apparently failed.  We have an active mount point
                (presumably) that we need to dump.  If we get errors along
                the way - make some noise, but we are already turning out
                the lights to exit anyways...
        */
        if (umount(mount_point) != 0) {
                DEBUG(0,("%d: Could not umount %s: %s\n",
                         sys_getpid(), mount_point, strerror(errno)));
                return;
        }

        if ((fd = open(MOUNTED"~", O_RDWR|O_CREAT|O_EXCL, 0600)) == -1) {
                DEBUG(0,("%d: Can't get "MOUNTED"~ lock file", sys_getpid()));
                return;
        }

        close(fd);
        
        if ((mtab = setmntent(MOUNTED, "r")) == NULL) {
                DEBUG(0,("%d: Can't open " MOUNTED ": %s\n",
                         sys_getpid(), strerror(errno)));
                return;
        }

#define MOUNTED_TMP MOUNTED".tmp"

        if ((new_mtab = setmntent(MOUNTED_TMP, "w")) == NULL) {
                DEBUG(0,("%d: Can't open " MOUNTED_TMP ": %s\n",
                         sys_getpid(), strerror(errno)));
                endmntent(mtab);
                return;
        }

        while ((mnt = getmntent(mtab)) != NULL) {
                if (strcmp(mnt->mnt_dir, mount_point) != 0) {
                        addmntent(new_mtab, mnt);
                }
        }

        endmntent(mtab);

        if (fchmod (fileno (new_mtab), S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) < 0) {
                DEBUG(0,("%d: Error changing mode of %s: %s\n",
                         sys_getpid(), MOUNTED_TMP, strerror(errno)));
                return;
        }

        endmntent(new_mtab);

        if (rename(MOUNTED_TMP, MOUNTED) < 0) {
                DEBUG(0,("%d: Cannot rename %s to %s: %s\n",
                         sys_getpid(), MOUNTED, MOUNTED_TMP, strerror(errno)));
                return;
        }

        if (unlink(MOUNTED"~") == -1) {
                DEBUG(0,("%d: Can't remove "MOUNTED"~", sys_getpid()));
                return;
        }
}

static void send_fs_socket	(	char *	the_service,
		char *	mount_point,
		struct cli_state *	c
	)			[static]

smbmount.c の 333 行で定義されています。

参照先 c・cli_state::capabilities・CatchSignal()・cli_shutdown()・close_our_files()・cli_state::cnum・do_connection()・cli_state::fd・fd・cli_state::max_xmit・namecache_shutdown()・cli_state::protocol・reopen_logs()・cli_state::sec_mode・cli_state::serverzone・cli_state::sesskey・set_remote_machine_name()・setup_logging()・cli_state::smb_rw_error・smb_umount()・sys_getpid()・usr1_handler()・cli_state::vuid.

参照元 init_mount().

{
        int fd, closed = 0, res = 1;
        pid_t parentpid = getppid();
        struct smb_conn_opt conn_options;

        memset(&conn_options, 0, sizeof(conn_options));

        while (1) {
                if ((fd = open(mount_point, O_RDONLY)) < 0) {
                        DEBUG(0,("mount.smbfs[%d]: can't open %s\n",
                                 sys_getpid(), mount_point));
                        break;
                }

                conn_options.fd = c->fd;
                conn_options.protocol = c->protocol;
                conn_options.case_handling = SMB_CASE_DEFAULT;
                conn_options.max_xmit = c->max_xmit;
                conn_options.server_uid = c->vuid;
                conn_options.tid = c->cnum;
                conn_options.secmode = c->sec_mode;
                conn_options.rawmode = 0;
                conn_options.sesskey = c->sesskey;
                conn_options.maxraw = 0;
                conn_options.capabilities = c->capabilities;
                conn_options.serverzone = c->serverzone/60;

                res = ioctl(fd, SMB_IOC_NEWCONN, &conn_options);
                if (res != 0) {
                        DEBUG(0,("mount.smbfs[%d]: ioctl failed, res=%d\n",
                                 sys_getpid(), res));
                        close(fd);
                        break;
                }

                if (parentpid) {
                        /* Ok...  We are going to kill the parent.  Now
                                is the time to break the process group... */
                        setsid();
                        /* Send a signal to the parent to terminate */
                        kill(parentpid, SIGTERM);
                        parentpid = 0;
                }

                close(fd);

                /* This looks wierd but we are only closing the userspace
                   side, the connection has already been passed to smbfs and 
                   it has increased the usage count on the socket.

                   If we don't do this we will "leak" sockets and memory on
                   each reconnection we have to make. */
                c->smb_rw_error = DO_NOT_DO_TDIS;
                cli_shutdown(c);
                c = NULL;

                if (!closed) {
                        /* close the name cache so that close_our_files() doesn't steal its FD */
                        namecache_shutdown();

                        /* redirect stdout & stderr since we can't know that
                           the library functions we use are using DEBUG. */
                        if ( (fd = open("/dev/null", O_WRONLY)) < 0)
                                DEBUG(2,("mount.smbfs: can't open /dev/null\n"));
                        close_our_files(fd);
                        if (fd >= 0) {
                                dup2(fd, STDOUT_FILENO);
                                dup2(fd, STDERR_FILENO);
                                close(fd);
                        }

                        /* here we are no longer interactive */
                        set_remote_machine_name("smbmount", False);     /* sneaky ... */
                        setup_logging("mount.smbfs", False);
                        reopen_logs();
                        DEBUG(0, ("mount.smbfs: entering daemon mode for service %s, pid=%d\n", the_service, sys_getpid()));

                        closed = 1;
                }

                /* Wait for a signal from smbfs ... but don't continue
                   until we actually get a new connection. */
                while (!c) {
                        CatchSignal(SIGUSR1, &usr1_handler);
                        pause();
                        DEBUG(2,("mount.smbfs[%d]: got signal, getting new socket\n", sys_getpid()));
                        c = do_connection(the_service);
                }
        }

        smb_umount(mount_point);
        DEBUG(2,("mount.smbfs[%d]: exit\n", sys_getpid()));
        exit(1);
}

static void init_mount

(

void

)

[static]

Mount a smbfs

smbmount.c の 433 行で定義されています。

参照先 asprintf()・c・daemonize()・do_connection()・dyn_BINDIR・errno・file_exist()・fprintf()・mount_dmask・mount_fmask・mount_gid・mount_ro・mount_uid・mpoint・options・send_fs_socket()・smb_xstrdup()・status・strerror()・string_replace()・sys_fork().

参照元 main().

{
        char mount_point[PATH_MAX+1];
        pstring tmp;
        pstring svc2;
        struct cli_state *c;
        char *args[20];
        int i, status;

        if (realpath(mpoint, mount_point) == NULL) {
                fprintf(stderr, "Could not resolve mount point %s\n", mpoint);
                return;
        }


        c = do_connection(service);
        if (!c) {
                fprintf(stderr,"SMB connection failed\n");
                exit(1);
        }

        /*
                Set up to return as a daemon child and wait in the parent
                until the child say it's ready...
        */
        daemonize();

        pstrcpy(svc2, service);
        string_replace(svc2, '\\','/');
        string_replace(svc2, ' ','_');

        memset(args, 0, sizeof(args[0])*20);

        i=0;
        args[i++] = "smbmnt";

        args[i++] = mount_point;
        args[i++] = "-s";
        args[i++] = svc2;

        if (mount_ro) {
                args[i++] = "-r";
        }
        if (mount_uid) {
                slprintf(tmp, sizeof(tmp)-1, "%d", mount_uid);
                args[i++] = "-u";
                args[i++] = smb_xstrdup(tmp);
        }
        if (mount_gid) {
                slprintf(tmp, sizeof(tmp)-1, "%d", mount_gid);
                args[i++] = "-g";
                args[i++] = smb_xstrdup(tmp);
        }
        if (mount_fmask) {
                slprintf(tmp, sizeof(tmp)-1, "0%o", mount_fmask);
                args[i++] = "-f";
                args[i++] = smb_xstrdup(tmp);
        }
        if (mount_dmask) {
                slprintf(tmp, sizeof(tmp)-1, "0%o", mount_dmask);
                args[i++] = "-d";
                args[i++] = smb_xstrdup(tmp);
        }
        if (options) {
                args[i++] = "-o";
                args[i++] = options;
        }

        if (sys_fork() == 0) {
                char *smbmnt_path;

                asprintf(&smbmnt_path, "%s/smbmnt", dyn_BINDIR);
                
                if (file_exist(smbmnt_path, NULL)) {
                        execv(smbmnt_path, args);
                        fprintf(stderr,
                                "smbfs/init_mount: execv of %s failed. Error was %s.",
                                smbmnt_path, strerror(errno));
                } else {
                        execvp("smbmnt", args);
                        fprintf(stderr,
                                "smbfs/init_mount: execv of %s failed. Error was %s.",
                                "smbmnt", strerror(errno));
                }
                free(smbmnt_path);
                exit(1);
        }

        if (waitpid(-1, &status, 0) == -1) {
                fprintf(stderr,"waitpid failed: Error was %s", strerror(errno) );
                /* FIXME: do some proper error handling */
                exit(1);
        }

        if (WIFEXITED(status) && WEXITSTATUS(status) != 0) {
                fprintf(stderr,"smbmnt failed: %d\n", WEXITSTATUS(status));
                /* FIXME: do some proper error handling */
                exit(1);
        } else if (WIFSIGNALED(status)) {
                fprintf(stderr, "smbmnt killed by signal %d\n", WTERMSIG(status));
                exit(1);
        }

        /* Ok...  This is the rubicon for that mount point...  At any point
           after this, if the connections fail and can not be reconstructed
           for any reason, we will have to unmount the mount point.  There
           is no exit from the next call...
        */
        send_fs_socket(service, mount_point, c);
}

static void get_password_file

(

void

)

[static]

smbmount.c の 549 行で定義されています。

参照先 errno・fd・fprintf()・password・strerror()・sys_open().

参照元 main()・popt_common_credentials_callback().

{
        int fd = -1;
        char *p;
        BOOL close_it = False;
        pstring spec;
        char pass[128];

        if ((p = getenv("PASSWD_FD")) != NULL) {
                pstrcpy(spec, "descriptor ");
                pstrcat(spec, p);
                sscanf(p, "%d", &fd);
                close_it = False;
        } else if ((p = getenv("PASSWD_FILE")) != NULL) {
                fd = sys_open(p, O_RDONLY, 0);
                pstrcpy(spec, p);
                if (fd < 0) {
                        fprintf(stderr, "Error opening PASSWD_FILE %s: %s\n",
                                spec, strerror(errno));
                        exit(1);
                }
                close_it = True;
        }

        for(p = pass, *p = '\0'; /* ensure that pass is null-terminated */
            p && p - pass < sizeof(pass);) {
                switch (read(fd, p, 1)) {
                case 1:
                        if (*p != '\n' && *p != '\0') {
                                *++p = '\0'; /* advance p, and null-terminate pass */
                                break;
                        }
                case 0:
                        if (p - pass) {
                                *p = '\0'; /* null-terminate it, just in case... */
                                p = NULL; /* then force the loop condition to become false */
                                break;
                        } else {
                                fprintf(stderr, "Error reading password from file %s: %s\n",
                                        spec, "empty password\n");
                                exit(1);
                        }

                default:
                        fprintf(stderr, "Error reading password from file %s: %s\n",
                                spec, strerror(errno));
                        exit(1);
                }
        }
        pstrcpy(password, pass);
        if (close_it)
                close(fd);
}

static void read_credentials_file

(

char *

filename

)

[static]

smbmount.c の 607 行で定義されています。

参照先 buf・got_pass・len・password・strwicmp()・sys_fopen()・username.

参照元 main().

{
        FILE *auth;
        fstring buf;
        uint16 len = 0;
        char *ptr, *val, *param;

        if ((auth=sys_fopen(filename, "r")) == NULL)
        {
                /* fail if we can't open the credentials file */
                DEBUG(0,("ERROR: Unable to open credentials file!\n"));
                exit (-1);
        }

        while (!feof(auth))
        {
                /* get a line from the file */
                if (!fgets (buf, sizeof(buf), auth))
                        continue;
                len = strlen(buf);

                if ((len) && (buf[len-1]=='\n'))
                {
                        buf[len-1] = '\0';
                        len--;
                }
                if (len == 0)
                        continue;

                /* break up the line into parameter & value.
                   will need to eat a little whitespace possibly */
                param = buf;
                if (!(ptr = strchr (buf, '=')))
                        continue;
                val = ptr+1;
                *ptr = '\0';

                /* eat leading white space */
                while ((*val!='\0') && ((*val==' ') || (*val=='\t')))
                        val++;

                if (strwicmp("password", param) == 0)
                {
                        pstrcpy(password, val);
                        got_pass = True;
                }
                else if (strwicmp("username", param) == 0) {
                        pstrcpy(username, val);
                }

                memset(buf, 0, sizeof(buf));
        }
        fclose(auth);
}

static void parse_mount_smb	(	int	argc,
		char **	argv
	)			[static]

smbmount.c の 715 行で定義されています。

参照先 credentials・DEBUGLEVEL・dest_ip・fprintf()・got_pass・got_user・have_ip・interpret_addr2()・is_zero_ip()・mount_dmask・mount_fmask・mount_gid・mount_ro・mount_uid・mpoint・my_netbios_name・nametogid()・nametouid()・optarg・options・password・set_global_scope()・smb_port・smbfs_has_lfs・smbfs_has_unicode・status32_smbfs・strchr_m()・string_replace()・usage()・use_kerberos・user_socket_options・username・workgroup.

参照元 main().

{
        int opt;
        char *opts;
        char *opteq;
        int val;
        char *p;

        /* FIXME: This function can silently fail if the arguments are
         * not in the expected order.

        > The arguments syntax of smbmount 2.2.3a (smbfs of Debian stable)
        > requires that one gives "-o" before further options like username=...
        > . Without -o, the username=.. setting is *silently* ignored. I've
        > spent about an hour trying to find out why I couldn't log in now..

        */


        if (argc < 2 || argv[1][0] == '-') {
                usage();
                exit(1);
        }
        
        pstrcpy(service, argv[1]);
        pstrcpy(mpoint, argv[2]);

        /* Convert any '/' characters in the service name to
           '\' characters */
        string_replace(service, '/','\\');
        argc -= 2;
        argv += 2;

        opt = getopt(argc, argv, "o:");
        if(opt != 'o') {
                return;
        }

        options[0] = 0;
        p = options;

        /*
         * option parsing from nfsmount.c (util-linux-2.9u)
         */
        for (opts = strtok(optarg, ","); opts; opts = strtok(NULL, ",")) {
                DEBUG(3, ("opts: %s\n", opts));
                if ((opteq = strchr_m(opts, '='))) {
                        val = atoi(opteq + 1);
                        *opteq = '\0';

                        if (!strcmp(opts, "username") || 
                            !strcmp(opts, "logon")) {
                                char *lp;
                                got_user = True;
                                pstrcpy(username,opteq+1);
                                if ((lp=strchr_m(username,'%'))) {
                                        *lp = 0;
                                        pstrcpy(password,lp+1);
                                        got_pass = True;
                                        memset(strchr_m(opteq+1,'%')+1,'X',strlen(password));
                                }
                                if ((lp=strchr_m(username,'/'))) {
                                        *lp = 0;
                                        pstrcpy(workgroup,lp+1);
                                }
                        } else if(!strcmp(opts, "passwd") ||
                                  !strcmp(opts, "password")) {
                                pstrcpy(password,opteq+1);
                                got_pass = True;
                                memset(opteq+1,'X',strlen(password));
                        } else if(!strcmp(opts, "credentials")) {
                                pstrcpy(credentials,opteq+1);
                        } else if(!strcmp(opts, "netbiosname")) {
                                pstrcpy(my_netbios_name,opteq+1);
                        } else if(!strcmp(opts, "uid")) {
                                mount_uid = nametouid(opteq+1);
                        } else if(!strcmp(opts, "gid")) {
                                mount_gid = nametogid(opteq+1);
                        } else if(!strcmp(opts, "port")) {
                                smb_port = val;
                        } else if(!strcmp(opts, "fmask")) {
                                mount_fmask = strtol(opteq+1, NULL, 8);
                        } else if(!strcmp(opts, "dmask")) {
                                mount_dmask = strtol(opteq+1, NULL, 8);
                        } else if(!strcmp(opts, "debug")) {
                                DEBUGLEVEL = val;
                        } else if(!strcmp(opts, "ip")) {
                                dest_ip = *interpret_addr2(opteq+1);
                                if (is_zero_ip(dest_ip)) {
                                        fprintf(stderr,"Can't resolve address %s\n", opteq+1);
                                        exit(1);
                                }
                                have_ip = True;
                        } else if(!strcmp(opts, "workgroup")) {
                                pstrcpy(workgroup,opteq+1);
                        } else if(!strcmp(opts, "sockopt")) {
                                pstrcpy(user_socket_options,opteq+1);
                        } else if(!strcmp(opts, "scope")) {
                                set_global_scope(opteq+1);
                        } else {
                                slprintf(p, sizeof(pstring) - (p - options) - 1, "%s=%s,", opts, opteq+1);
                                p += strlen(p);
                        }
                } else {
                        val = 1;
                        if(!strcmp(opts, "nocaps")) {
                                fprintf(stderr, "Unhandled option: %s\n", opteq+1);
                                exit(1);
                        } else if(!strcmp(opts, "guest")) {
                                *password = '\0';
                                got_pass = True;
                        } else if(!strcmp(opts, "krb")) {
#ifdef HAVE_KRB5

                                use_kerberos = True;
                                if(!status32_smbfs)
                                        fprintf(stderr, "Warning: kerberos support will only work for samba servers\n");
#else
                                fprintf(stderr,"No kerberos support compiled in\n");
                                exit(1);
#endif
                        } else if(!strcmp(opts, "rw")) {
                                mount_ro = 0;
                        } else if(!strcmp(opts, "ro")) {
                                mount_ro = 1;
                        } else if(!strcmp(opts, "unicode")) {
                                smbfs_has_unicode = True;
                        } else if(!strcmp(opts, "lfs")) {
                                smbfs_has_lfs = True;
                        } else {
                                strncpy(p, opts, sizeof(pstring) - (p - options) - 1);
                                p += strlen(opts);
                                *p++ = ',';
                                *p = 0;
                        }
                }
        }

        if (!*service) {
                usage();
                exit(1);
        }

        if (p != options) {
                *(p-1) = 0;     /* remove trailing , */
                DEBUG(3,("passthrough options '%s'\n", options));
        }
}

int main	(	int	argc,
		char *	argv[]
	)

smbmount.c の 867 行で定義されています。

参照先 credentials・DEBUGLEVEL・dyn_CONFIGFILE・fprintf()・get_password_file()・got_pass・got_user・in_client・init_mount()・load_case_tables()・load_interfaces()・lp_workgroup()・my_netbios_name・myhostname()・parse_mount_smb()・password・read_credentials_file()・setenv()・setup_logging()・strchr_m()・strupper_m()・use_kerberos・username・workgroup.

{
        char *p;

        DEBUGLEVEL = 1;

        load_case_tables();

        /* here we are interactive, even if run from autofs */
        setup_logging("mount.smbfs",True);

#if 0 /* JRA - Urban says not needed ? */
        /* CLI_FORCE_ASCII=false makes smbmount negotiate unicode. The default
           is to not announce any unicode capabilities as current smbfs does
           not support it. */
        p = getenv("CLI_FORCE_ASCII");
        if (p && !strcmp(p, "false"))
                unsetenv("CLI_FORCE_ASCII");
        else
                setenv("CLI_FORCE_ASCII", "true", 1);
#endif

        in_client = True;   /* Make sure that we tell lp_load we are */

        if (getenv("USER")) {
                pstrcpy(username,getenv("USER"));

                if ((p=strchr_m(username,'%'))) {
                        *p = 0;
                        pstrcpy(password,p+1);
                        got_pass = True;
                        memset(strchr_m(getenv("USER"),'%')+1,'X',strlen(password));
                }
                strupper_m(username);
        }

        if (getenv("PASSWD")) {
                pstrcpy(password,getenv("PASSWD"));
                got_pass = True;
        }

        if (getenv("PASSWD_FD") || getenv("PASSWD_FILE")) {
                get_password_file();
                got_pass = True;
        }

        if (*username == 0 && getenv("LOGNAME")) {
                pstrcpy(username,getenv("LOGNAME"));
        }

        if (!lp_load(dyn_CONFIGFILE,True,False,False,True)) {
                fprintf(stderr, "Can't load %s - run testparm to debug it\n", 
                        dyn_CONFIGFILE);
        }

        parse_mount_smb(argc, argv);

        if (use_kerberos && !got_user) {
                got_pass = True;
        }

        if (*credentials != 0) {
                read_credentials_file(credentials);
        }

        DEBUG(3,("mount.smbfs started (version %s)\n", SAMBA_VERSION_STRING));

        if (*workgroup == 0) {
                pstrcpy(workgroup,lp_workgroup());
        }

        load_interfaces();
        if (!*my_netbios_name) {
                pstrcpy(my_netbios_name, myhostname());
        }
        strupper_m(my_netbios_name);

        init_mount();
        return 0;
}

---

変数

BOOL in_client

loadparm.c の 56 行で定義されています。

pstring user_socket_options

util.c の 72 行で定義されています。

参照元 cli_connect()・cli_session_request()・init_globals()・main()・open_sockets_inetd()・open_sockets_smbd()・parse_mount_smb()・popt_common_callback()・reload_services().

char* optarg

参照元 cmd_shutdown_init()・main()・parse_args()・parse_mount_smb()・process_options().

int optind

参照元 cmd_shutdown_init()・main()・process_options().

pstring credentials [static]

smbmount.c の 32 行で定義されています。

参照元 main()・parse_mount_smb().

pstring my_netbios_name [static]

smbmount.c の 33 行で定義されています。

参照元 do_connection()・main()・parse_mount_smb().

pstring password [static]

smbmount.c の 34 行で定義されています。

参照元 ads_change_trust_account_password()・ads_keytab_add_entry()・ads_krb5_chg_password()・ads_secrets_verify_ticket()・api_SetUserPassword()・authorise_login()・cli_cm_set_credentials()・cmd_netlogon_sam_logon()・connect_one()・do_connect()・do_connection()・get_auth_data()・get_password_file()・getusername()・lsa_io_trustdom_query_4()・main()・make_connection()・make_connection_snum()・make_connection_with_chdir()・net_ads_join()・open_pipe_creds()・pam_sm_authenticate()・parse_mount_smb()・py_auth_crap()・py_auth_plaintext()・py_auth_smbd()・py_smb_session_setup()・read_credentials_file()・reply_tcon()・reply_tcon_and_X()・rpc_share_add_internals()・rpc_share_migrate_shares_internals()・run_enums_test()・run_error_map_extract()・run_ntlogin_test()・run_sesssetup_bench()・run_tcon2_test()・run_tcon_devtype_test()・run_tcon_test()・smbc_chmod_ctx()・smbc_close_ctx()・smbc_fstat_ctx()・smbc_getxattr_ctx()・smbc_list_print_jobs_ctx()・smbc_lseek_ctx()・smbc_mkdir_ctx()・smbc_open_ctx()・smbc_open_print_job_ctx()・smbc_opendir_ctx()・smbc_read_ctx()・smbc_removexattr_ctx()・smbc_rmdir_ctx()・smbc_setxattr_ctx()・smbc_stat_ctx()・smbc_unlink_ctx()・smbc_unlink_print_job_ctx()・smbc_utimes_ctx()・smbc_write_ctx()・tcon_devtest()・test_plaintext()・torture_cli_session_setup2()・torture_open_connection_share()・validate_group()・wbinfo_get_auth_user()・wbinfo_set_auth_user().

pstring username [static]

smbmount.c の 35 行で定義されています。

pstring workgroup [static]

smbmount.c の 36 行で定義されています。

pstring mpoint [static]

smbmount.c の 37 行で定義されています。

参照元 init_mount()・parse_mount_smb().

pstring service [static]

smbmount.c の 38 行で定義されています。

pstring options [static]

smbmount.c の 39 行で定義されています。

struct in_addr dest_ip [static]

smbmount.c の 41 行で定義されています。

BOOL have_ip [static]

smbmount.c の 42 行で定義されています。

int smb_port = 0 [static]

smbmount.c の 43 行で定義されています。

参照元 do_connection()・parse_mount_smb().

BOOL got_user [static]

smbmount.c の 44 行で定義されています。

BOOL got_pass [static]

smbmount.c の 45 行で定義されています。

参照元 cli_cm_set_credentials()・connect_one()・do_connect()・do_connection()・main()・parse_mount_smb()・read_credentials_file().

uid_t mount_uid [static]

smbmount.c の 46 行で定義されています。

gid_t mount_gid [static]

smbmount.c の 47 行で定義されています。

int mount_ro [static]

smbmount.c の 48 行で定義されています。

unsigned mount_fmask [static]

smbmount.c の 49 行で定義されています。

unsigned mount_dmask [static]

smbmount.c の 50 行で定義されています。

BOOL use_kerberos [static]

smbmount.c の 51 行で定義されています。

参照元 cli_cm_set_credentials()・connect_one()・do_connect()・do_connection()・main()・open_nbt_connection()・parse_mount_smb()・torture_open_connection_share().

BOOL status32_smbfs = False [static]

smbmount.c の 53 行で定義されています。

参照元 do_connection()・parse_mount_smb().

BOOL smbfs_has_unicode = False [static]

smbmount.c の 54 行で定義されています。

参照元 do_connection()・parse_mount_smb().

BOOL smbfs_has_lfs = False [static]

smbmount.c の 55 行で定義されています。

参照元 do_connection()・parse_mount_smb().

---