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Diffstat (limited to 'source4/param/util.c')
| -rw-r--r-- | source4/param/util.c | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/source4/param/util.c b/source4/param/util.c new file mode 100644 index 00000000000..85a0587827b --- /dev/null +++ b/source4/param/util.c @@ -0,0 +1,194 @@ +/* + Unix SMB/CIFS implementation. + Samba utility functions + Copyright (C) Andrew Tridgell 1992-1998 + Copyright (C) Jeremy Allison 2001-2002 + Copyright (C) Simo Sorce 2001 + Copyright (C) Jim McDonough (jmcd@us.ibm.com) 2003. + Copyright (C) James J Myers 2003 + + 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 "dynconfig.h" +#include "system/network.h" +#include "system/iconv.h" +#include "system/filesys.h" + +/** + * @file + * @brief Misc utility functions + */ + + +/** + see if a string matches either our primary or one of our secondary + netbios aliases. do a case insensitive match +*/ +_PUBLIC_ BOOL is_myname(const char *name) +{ + const char **aliases; + int i; + + if (strcasecmp(name, lp_netbios_name()) == 0) { + return True; + } + + aliases = lp_netbios_aliases(); + for (i=0; aliases && aliases[i]; i++) { + if (strcasecmp(name, aliases[i]) == 0) { + return True; + } + } + + return False; +} + + +/** + A useful function for returning a path in the Samba lock directory. +**/ +_PUBLIC_ char *lock_path(TALLOC_CTX* mem_ctx, const char *name) +{ + char *fname, *dname; + if (name == NULL) { + return NULL; + } + if (name[0] == 0 || name[0] == '/' || strstr(name, ":/")) { + return talloc_strdup(mem_ctx, name); + } + + dname = talloc_strdup(mem_ctx, lp_lockdir()); + trim_string(dname,"","/"); + + if (!directory_exist(dname)) { + mkdir(dname,0755); + } + + fname = talloc_asprintf(mem_ctx, "%s/%s", dname, name); + + talloc_free(dname); + + return fname; +} + + +/** + A useful function for returning a path in the Samba piddir directory. +**/ +static char *pid_path(TALLOC_CTX* mem_ctx, const char *name) +{ + char *fname, *dname; + + dname = talloc_strdup(mem_ctx, lp_piddir()); + trim_string(dname,"","/"); + + if (!directory_exist(dname)) { + mkdir(dname,0755); + } + + fname = talloc_asprintf(mem_ctx, "%s/%s", dname, name); + + talloc_free(dname); + + return fname; +} + + +/** + * @brief Returns an absolute path to a file in the Samba lib directory. + * + * @param name File to find, relative to DATADIR. + * + * @retval Pointer to a talloc'ed string containing the full path. + **/ + +_PUBLIC_ char *data_path(TALLOC_CTX* mem_ctx, const char *name) +{ + char *fname; + fname = talloc_asprintf(mem_ctx, "%s/%s", dyn_DATADIR, name); + return fname; +} + +/** + * @brief Returns an absolute path to a file in the Samba private directory. + * + * @param name File to find, relative to PRIVATEDIR. + * if name is not relative, then use it as-is + * + * @retval Pointer to a talloc'ed string containing the full path. + **/ +_PUBLIC_ char *private_path(TALLOC_CTX* mem_ctx, const char *name) +{ + char *fname; + if (name == NULL) { + return NULL; + } + if (name[0] == 0 || name[0] == '/' || strstr(name, ":/")) { + return talloc_strdup(mem_ctx, name); + } + fname = talloc_asprintf(mem_ctx, "%s/%s", lp_private_dir(), name); + return fname; +} + +/** + return a path in the smbd.tmp directory, where all temporary file + for smbd go. If NULL is passed for name then return the directory + path itself +*/ +_PUBLIC_ char *smbd_tmp_path(TALLOC_CTX *mem_ctx, const char *name) +{ + char *fname, *dname; + + dname = pid_path(mem_ctx, "smbd.tmp"); + if (!directory_exist(dname)) { + mkdir(dname,0755); + } + + if (name == NULL) { + return dname; + } + + fname = talloc_asprintf(mem_ctx, "%s/%s", dname, name); + talloc_free(dname); + + return fname; +} + +static char *modules_path(TALLOC_CTX* mem_ctx, const char *name) +{ + return talloc_asprintf(mem_ctx, "%s/%s", dyn_MODULESDIR, name); +} + +/** + * Load the initialization functions from DSO files for a specific subsystem. + * + * Will return an array of function pointers to initialization functions + */ + +_PUBLIC_ init_module_fn *load_samba_modules(TALLOC_CTX *mem_ctx, const char *subsystem) +{ + char *path = modules_path(mem_ctx, subsystem); + init_module_fn *ret; + + ret = load_modules(mem_ctx, path); + + talloc_free(path); + + return ret; +} + + |