r14575: Move some path-related functions to libsamba-config so libsamba-util

doesn't have to depend on the lp_* functions.
(This used to be commit f97df7d90a41b77a9edd2d6bdc47c27bf1b6bb07)

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;
+}
+
+