diff options
Diffstat (limited to 'source4/smbwrapper/smbw_stat.c')
| -rw-r--r-- | source4/smbwrapper/smbw_stat.c | 250 |
1 files changed, 250 insertions, 0 deletions
diff --git a/source4/smbwrapper/smbw_stat.c b/source4/smbwrapper/smbw_stat.c new file mode 100644 index 0000000000..6c476a8a67 --- /dev/null +++ b/source4/smbwrapper/smbw_stat.c @@ -0,0 +1,250 @@ +/* + Unix SMB/CIFS implementation. + SMB wrapper stat functions + Copyright (C) Andrew Tridgell 1998 + + 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" + +extern int smbw_busy; + +/***************************************************** +setup basic info in a stat structure +*******************************************************/ +void smbw_setup_stat(struct stat *st, char *fname, size_t size, int mode) +{ + st->st_mode = 0; + + if (IS_DOS_DIR(mode)) { + st->st_mode = SMBW_DIR_MODE; + } else { + st->st_mode = SMBW_FILE_MODE; + } + + if (IS_DOS_ARCHIVE(mode)) st->st_mode |= S_IXUSR; + if (IS_DOS_SYSTEM(mode)) st->st_mode |= S_IXGRP; + if (IS_DOS_HIDDEN(mode)) st->st_mode |= S_IXOTH; + if (!IS_DOS_READONLY(mode)) st->st_mode |= S_IWUSR; + + st->st_size = size; + st->st_blksize = 512; + st->st_blocks = (size+511)/512; + st->st_uid = getuid(); + st->st_gid = getgid(); + if (IS_DOS_DIR(mode)) { + st->st_nlink = 2; + } else { + st->st_nlink = 1; + } + if (st->st_ino == 0) { + st->st_ino = smbw_inode(fname); + } +} + + +/***************************************************** +try to do a QPATHINFO and if that fails then do a getatr +this is needed because win95 sometimes refuses the qpathinfo +*******************************************************/ +BOOL smbw_getatr(struct smbw_server *srv, char *path, + uint16 *mode, size_t *size, + time_t *c_time, time_t *a_time, time_t *m_time, + SMB_INO_T *ino) +{ + DEBUG(4,("sending qpathinfo\n")); + + if (!srv->no_pathinfo2 && + cli_qpathinfo2(&srv->cli, path, c_time, a_time, m_time, NULL, + size, mode, ino)) return True; + + /* if this is NT then don't bother with the getatr */ + if (srv->cli.capabilities & CAP_NT_SMBS) return False; + + if (cli_getatr(&srv->cli, path, mode, size, m_time)) { + a_time = c_time = m_time; + srv->no_pathinfo2 = True; + return True; + } + return False; +} + + +static struct print_job_info printjob; + +/***************************************************** +gather info from a printjob listing +*******************************************************/ +static void smbw_printjob_stat(struct print_job_info *job) +{ + if (strcmp(job->name, printjob.name) == 0) { + printjob = *job; + } +} + +/***************************************************** +stat a printjob +*******************************************************/ +int smbw_stat_printjob(struct smbw_server *srv,char *path, + size_t *size, time_t *m_time) +{ + if (path[0] == '\\') path++; + + ZERO_STRUCT(printjob); + + fstrcpy(printjob.name, path); + cli_print_queue(&srv->cli, smbw_printjob_stat); + + if (size) { + *size = printjob.size; + } + if (m_time) { + *m_time = printjob.t; + } + return printjob.id; +} + + +/***************************************************** +a wrapper for fstat() +*******************************************************/ +int smbw_fstat(int fd, struct stat *st) +{ + struct smbw_file *file; + time_t c_time, a_time, m_time; + size_t size; + uint16 mode; + SMB_INO_T ino = 0; + + smbw_busy++; + + ZERO_STRUCTP(st); + + file = smbw_file(fd); + if (!file) { + int ret = smbw_dir_fstat(fd, st); + smbw_busy--; + return ret; + } + + if (!cli_qfileinfo(&file->srv->cli, file->f->cli_fd, + &mode, &size, &c_time, &a_time, &m_time, NULL, + &ino) && + !cli_getattrE(&file->srv->cli, file->f->cli_fd, + &mode, &size, &c_time, &a_time, &m_time)) { + errno = EINVAL; + smbw_busy--; + return -1; + } + + st->st_ino = ino; + + smbw_setup_stat(st, file->f->fname, size, mode); + + st->st_atime = a_time; + st->st_ctime = c_time; + st->st_mtime = m_time; + st->st_dev = file->srv->dev; + + smbw_busy--; + return 0; +} + + +/***************************************************** +a wrapper for stat() +*******************************************************/ +int smbw_stat(const char *fname, struct stat *st) +{ + struct smbw_server *srv; + fstring server, share; + pstring path; + time_t m_time=0, a_time=0, c_time=0; + size_t size=0; + uint16 mode=0; + SMB_INO_T ino = 0; + int result = 0; + + ZERO_STRUCTP(st); + + if (!fname) { + errno = EINVAL; + return -1; + } + + DEBUG(4,("stat(%s)\n", fname)); + + smbw_init(); + + smbw_busy++; + + /* work out what server they are after */ + smbw_parse_path(fname, server, share, path); + + /* get a connection to the server */ + srv = smbw_server(server, share); + if (!srv) { + + /* For shares we aren't allowed to connect to, or no master + browser found, return an empty directory */ + + if ((server[0] && share[0] && !path[0] && errno == EACCES) || + (!path[0] && errno == ENOENT)) { + mode = aDIR | aRONLY; + smbw_setup_stat(st, path, size, mode); + goto done; + } + + /* smbw_server sets errno */ + result = -1; + goto done; + } + + DEBUG(4,("smbw_stat\n")); + + if (strncmp(srv->cli.dev,"IPC",3) == 0) { + mode = aDIR | aRONLY; + } else if (strncmp(srv->cli.dev,"LPT",3) == 0) { + if (strcmp(path,"\\") == 0) { + mode = aDIR | aRONLY; + } else { + mode = aRONLY; + smbw_stat_printjob(srv, path, &size, &m_time); + c_time = a_time = m_time; + } + } else { + if (!smbw_getatr(srv, path, + &mode, &size, &c_time, &a_time, &m_time, + &ino)) { + errno = smbw_errno(&srv->cli); + result = -1; + goto done; + } + } + + st->st_ino = ino; + + smbw_setup_stat(st, path, size, mode); + + st->st_atime = a_time; + st->st_ctime = c_time; + st->st_mtime = m_time; + st->st_dev = srv->dev; + + done: + smbw_busy--; + return result; +} |