diff options
Diffstat (limited to 'source/sam/gums.c')
| -rw-r--r-- | source/sam/gums.c | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/source/sam/gums.c b/source/sam/gums.c deleted file mode 100644 index b7191535845..00000000000 --- a/source/sam/gums.c +++ /dev/null @@ -1,173 +0,0 @@ -/* - Unix SMB/CIFS implementation. - Grops and Users Management System initializations. - Copyright (C) Simo Sorce 2002 - - 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" - -#undef DBGC_CLASS -#define DBGC_CLASS DBGC_SAM - -#define GMV_MAJOR 0 -#define GMV_MINOR 1 - -static GUMS_FUNCTIONS *gums_backend = NULL; - -static struct gums_init_function_entry *backends = NULL; - -static void lazy_initialize_gums(void) -{ - static BOOL initialized = False; - - if (initialized) - return; - - static_init_gums; - initialized = True; -} - -static struct gums_init_function_entry *gums_find_backend_entry(const char *name); - -NTSTATUS gums_register_module(int version, const char *name, gums_init_function init_fn) -{ - struct gums_init_function_entry *entry = backends; - - if (version != GUMS_INTERFACE_VERSION) { - DEBUG(0,("Can't register gums backend!\n" - "You tried to register a gums module with" - "GUMS_INTERFACE_VERSION %d, while this version" - "of samba uses version %d\n", version, - GUMS_INTERFACE_VERSION)); - - return NT_STATUS_OBJECT_TYPE_MISMATCH; - } - - if (!name || !init_fn) { - return NT_STATUS_INVALID_PARAMETER; - } - - DEBUG(5,("Attempting to register gums backend %s\n", name)); - - /* Check for duplicates */ - if (gums_find_backend_entry(name)) { - DEBUG(0,("There already is a gums backend registered" - "with the name %s!\n", name)); - return NT_STATUS_OBJECT_NAME_COLLISION; - } - - entry = smb_xmalloc(sizeof(struct gums_init_function_entry)); - entry->name = smb_xstrdup(name); - entry->init_fn = init_fn; - - DLIST_ADD(backends, entry); - DEBUG(5,("Successfully added gums backend '%s'\n", name)); - return NT_STATUS_OK; -} - -static struct gums_init_function_entry *gums_find_backend_entry(const char *name) -{ - struct gums_init_function_entry *entry = backends; - - while (entry) { - if (strcmp(entry->name, name) == 0) - return entry; - entry = entry->next; - } - - return NULL; -} - -NTSTATUS gums_setup_backend(const char *backend) -{ - - TALLOC_CTX *mem_ctx; - char *module_name = smb_xstrdup(backend); - char *p, *module_data = NULL; - struct gums_init_function_entry *entry; - NTSTATUS ret = NT_STATUS_UNSUCCESSFUL; - - lazy_initialize_gums(); - - p = strchr(module_name, ':'); - if (p) { - *p = 0; - module_data = p+1; - trim_string(module_data, " ", " "); - } - - trim_string(module_name, " ", " "); - - DEBUG(5,("Attempting to find a gums backend to match %s (%s)\n", backend, module_name)); - - entry = gums_find_backend_entry(module_name); - - /* Try to find a module that contains this module */ - if (!entry) { - DEBUG(2,("No builtin backend found, trying to load plugin\n")); - if(NT_STATUS_IS_OK(smb_probe_module("gums", module_name)) && !(entry = gums_find_backend_entry(module_name))) { - DEBUG(0,("Plugin is available, but doesn't register gums backend %s\n", module_name)); - SAFE_FREE(module_name); - return NT_STATUS_UNSUCCESSFUL; - } - } - - /* No such backend found */ - if(!entry) { - DEBUG(0,("No builtin nor plugin backend for %s found\n", module_name)); - SAFE_FREE(module_name); - return NT_STATUS_INVALID_PARAMETER; - } - - DEBUG(5,("Found gums backend %s\n", module_name)); - - /* free current functions structure if any */ - if (gums_backend) { - gums_backend->free_private_data(gums_backend->private_data); - talloc_destroy(gums_backend->mem_ctx); - gums_backend = NULL; - } - - /* allocate a new GUMS_FUNCTIONS structure and memory context */ - mem_ctx = talloc_init("gums_backend (%s)", module_name); - if (!mem_ctx) - return NT_STATUS_NO_MEMORY; - gums_backend = talloc(mem_ctx, sizeof(GUMS_FUNCTIONS)); - if (!gums_backend) - return NT_STATUS_NO_MEMORY; - gums_backend->mem_ctx = mem_ctx; - - /* init the requested backend module */ - if (NT_STATUS_IS_OK(ret = entry->init_fn(gums_backend, module_data))) { - DEBUG(5,("gums backend %s has a valid init\n", backend)); - } else { - DEBUG(0,("gums backend %s did not correctly init (error was %s)\n", backend, nt_errstr(ret))); - } - SAFE_FREE(module_name); - return ret; -} - -NTSTATUS get_gums_fns(GUMS_FUNCTIONS **fns) -{ - if (gums_backend != NULL) { - *fns = gums_backend; - return NT_STATUS_OK; - } - - DEBUG(2, ("get_gums_fns: unable to get gums functions! backend uninitialized?\n")); - return NT_STATUS_UNSUCCESSFUL; -} |