diff options
31 files changed, 346 insertions, 303 deletions
diff --git a/lib/util/modules.c b/lib/util/modules.c new file mode 100644 index 0000000000..d25cabf760 --- /dev/null +++ b/lib/util/modules.c @@ -0,0 +1,243 @@ +/* + Unix SMB/CIFS implementation. + Samba utility functions + Copyright (C) Jelmer Vernooij 2002-2003,2005-2007 + Copyright (C) Stefan (metze) Metzmacher 2003 + Copyright (C) Andrew Bartlett 2011 + + 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 3 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, see <http://www.gnu.org/licenses/>. +*/ + +#include "includes.h" +#include "dynconfig/dynconfig.h" +#include "lib/util/samba_modules.h" +#include "system/filesys.h" +#include "system/dir.h" + +/** + * Obtain the init function from a shared library file + */ +init_module_fn load_module(TALLOC_CTX *mem_ctx, const char *path) +{ + void *handle; + void *init_fn; + + handle = dlopen(path, RTLD_NOW); + if (handle == NULL) { + DEBUG(0, ("Unable to open %s: %s\n", path, dlerror())); + return NULL; + } + + init_fn = dlsym(handle, SAMBA_INIT_MODULE); + + if (init_fn == NULL) { + DEBUG(0, ("Unable to find %s() in %s: %s\n", + SAMBA_INIT_MODULE, path, dlerror())); + DEBUG(1, ("Loading module '%s' failed\n", path)); + dlclose(handle); + return NULL; + } + + return (init_module_fn)init_fn; +} + +/** + * Obtain list of init functions from the modules in the specified + * directory + */ +init_module_fn *load_modules(TALLOC_CTX *mem_ctx, const char *path) +{ + DIR *dir; + struct dirent *entry; + char *filename; + int success = 0; + init_module_fn *ret = talloc_array(mem_ctx, init_module_fn, 2); + + ret[0] = NULL; + + dir = opendir(path); + if (dir == NULL) { + talloc_free(ret); + return NULL; + } + + while((entry = readdir(dir))) { + if (ISDOT(entry->d_name) || ISDOTDOT(entry->d_name)) + continue; + + filename = talloc_asprintf(mem_ctx, "%s/%s", path, entry->d_name); + + ret[success] = load_module(mem_ctx, filename); + if (ret[success]) { + ret = talloc_realloc(mem_ctx, ret, init_module_fn, success+2); + success++; + ret[success] = NULL; + } + + talloc_free(filename); + } + + closedir(dir); + + return ret; +} + +/** + * Run the specified init functions. + * + * @return true if all functions ran successfully, false otherwise + */ +bool run_init_functions(init_module_fn *fns) +{ + int i; + bool ret = true; + + if (fns == NULL) + return true; + + for (i = 0; fns[i]; i++) { ret &= (bool)NT_STATUS_IS_OK(fns[i]()); } + + return ret; +} + +/** + * Load the initialization functions from DSO files for a specific subsystem. + * + * Will return an array of function pointers to initialization functions + */ + +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; +} + + +/* Load a dynamic module. Only log a level 0 error if we are not checking + for the existence of a module (probling). */ + +static NTSTATUS do_smb_load_module(const char *module_name, bool is_probe) +{ + void *handle; + init_module_function *init; + NTSTATUS status; + const char *error; + + /* Always try to use LAZY symbol resolving; if the plugin has + * backwards compatibility, there might be symbols in the + * plugin referencing to old (removed) functions + */ + handle = dlopen(module_name, RTLD_LAZY); + + /* This call should reset any possible non-fatal errors that + occured since last call to dl* functions */ + error = dlerror(); + + if(!handle) { + int level = is_probe ? 3 : 0; + DEBUG(level, ("Error loading module '%s': %s\n", module_name, error ? error : "")); + return NT_STATUS_UNSUCCESSFUL; + } + + init = (init_module_function *)dlsym(handle, "init_samba_module"); + + /* we must check dlerror() to determine if it worked, because + dlsym() can validly return NULL */ + error = dlerror(); + if (error) { + DEBUG(0, ("Error trying to resolve symbol 'init_samba_module' " + "in %s: %s\n", module_name, error)); + dlclose(handle); + return NT_STATUS_UNSUCCESSFUL; + } + + DEBUG(2, ("Module '%s' loaded\n", module_name)); + + status = init(); + if (!NT_STATUS_IS_OK(status)) { + DEBUG(0, ("Module '%s' initialization failed: %s\n", + module_name, get_friendly_nt_error_msg(status))); + dlclose(handle); + } + + return status; +} + +NTSTATUS smb_load_module(const char *module_name) +{ + return do_smb_load_module(module_name, false); +} + +/* Load all modules in list and return number of + * modules that has been successfully loaded */ +int smb_load_modules(const char **modules) +{ + int i; + int success = 0; + + for(i = 0; modules[i]; i++){ + if(NT_STATUS_IS_OK(smb_load_module(modules[i]))) { + success++; + } + } + + DEBUG(2, ("%d modules successfully loaded\n", success)); + + return success; +} + +NTSTATUS smb_probe_module(const char *subsystem, const char *module) +{ + char *full_path = NULL; + TALLOC_CTX *ctx = talloc_stackframe(); + NTSTATUS status; + + /* Check for absolute path */ + + /* if we make any 'samba multibyte string' + calls here, we break + for loading string modules */ + + DEBUG(5, ("Probing module '%s'\n", module)); + + if (module[0] == '/') { + status = do_smb_load_module(module, true); + TALLOC_FREE(ctx); + return status; + } + + full_path = talloc_asprintf(ctx, + "%s/%s.%s", + modules_path(ctx, subsystem), + module, + shlib_ext()); + if (!full_path) { + TALLOC_FREE(ctx); + return NT_STATUS_NO_MEMORY; + } + + DEBUG(5, ("Probing module '%s': Trying to load from %s\n", + module, full_path)); + + status = do_smb_load_module(full_path, true); + + TALLOC_FREE(ctx); + return status; +} diff --git a/lib/util/samba_modules.h b/lib/util/samba_modules.h new file mode 100644 index 0000000000..2cca622e50 --- /dev/null +++ b/lib/util/samba_modules.h @@ -0,0 +1,65 @@ +/* + Unix SMB/CIFS implementation. + Handling of idle/exit events + Copyright (C) Stefan (metze) Metzmacher 2003 + Copyright (C) Andrew Bartlett 2011 + + 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 3 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, see <http://www.gnu.org/licenses/>. +*/ + +#ifndef _SAMBA_MODULES_H +#define _SAMBA_MODULES_H + +/* Module support */ +typedef NTSTATUS (init_module_function) (void); +typedef NTSTATUS (*init_module_fn) (void); + +NTSTATUS init_samba_module(void); + +/* this needs to be a string which is not in the C library. We + previously used "init_module", but that meant that modules which + did not define this function ended up calling the C library + function init_module() which makes a system call */ +#define SAMBA_INIT_MODULE "samba_init_module" + +/** + * Obtain the init function from a shared library file + */ +init_module_fn load_module(TALLOC_CTX *mem_ctx, const char *path); + +/** + * Obtain list of init functions from the modules in the specified + * directory + */ +init_module_fn *load_modules(TALLOC_CTX *mem_ctx, const char *path); + +/** + * Run the specified init functions. + * + * @return true if all functions ran successfully, false otherwise + */ +bool run_init_functions(init_module_fn *fns); + +/** + * Load the initialization functions from DSO files for a specific subsystem. + * + * Will return an array of function pointers to initialization functions + */ +init_module_fn *load_samba_modules(TALLOC_CTX *mem_ctx, const char *subsystem); + +NTSTATUS smb_load_module(const char *module_name); +int smb_load_modules(const char **modules); +NTSTATUS smb_probe_module(const char *subsystem, const char *module); + +#endif /* _SAMBA_MODULES_H */ diff --git a/lib/util/wscript_build b/lib/util/wscript_build index 70a639d2d7..f4bd885231 100755 --- a/lib/util/wscript_build +++ b/lib/util/wscript_build @@ -17,6 +17,12 @@ bld.SAMBA_LIBRARY('samba-util', pc_files='samba-util.pc' ) +bld.SAMBA_LIBRARY('samba-modules', + source='modules.c', + deps='errors samba-util', + local_include=False, + private_library=True) + bld.SAMBA_LIBRARY('asn1util', source='asn1.c', deps='talloc samba-util', diff --git a/source3/Makefile.in b/source3/Makefile.in index c736ae8d06..a048090cee 100644 --- a/source3/Makefile.in +++ b/source3/Makefile.in @@ -464,7 +464,7 @@ LIB_OBJ = $(LIBSAMBAUTIL_OBJ) $(UTIL_OBJ) $(CRYPTO_OBJ) $(LIBTSOCKET_OBJ) \ ../lib/util/charset/charset_macosxfs.o intl/lang_tdb.o \ lib/conn_tdb.o lib/adt_tree.o lib/gencache.o \ lib/sessionid_tdb.o \ - lib/module.o lib/events.o @LIBTEVENT_OBJ0@ \ + ../lib/util/modules.o lib/events.o @LIBTEVENT_OBJ0@ \ @CCAN_OBJ@ \ lib/server_contexts.o \ lib/server_prefork.o \ diff --git a/source3/include/includes.h b/source3/include/includes.h index b644089712..786fb4e574 100644 --- a/source3/include/includes.h +++ b/source3/include/includes.h @@ -524,7 +524,7 @@ typedef char fstring[FSTRING_LEN]; #include "smb.h" #include "../lib/util/byteorder.h" -#include "module.h" +#include "../lib/util/samba_modules.h" #include "../lib/util/talloc_stack.h" #include "../lib/util/smb_threads.h" #include "../lib/util/smb_threads_internal.h" diff --git a/source3/include/module.h b/source3/include/module.h deleted file mode 100644 index 667fac653a..0000000000 --- a/source3/include/module.h +++ /dev/null @@ -1,28 +0,0 @@ -/* - Unix SMB/CIFS implementation. - Handling of idle/exit events - Copyright (C) Stefan (metze) Metzmacher 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 3 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, see <http://www.gnu.org/licenses/>. -*/ - -#ifndef _MODULE_H -#define _MODULE_H - -/* Module support */ -typedef NTSTATUS (init_module_function) (void); - -NTSTATUS init_samba_module(void); - -#endif /* _MODULE_H */ diff --git a/source3/include/proto.h b/source3/include/proto.h index f6e7236664..ffc90ffd2c 100644 --- a/source3/include/proto.h +++ b/source3/include/proto.h @@ -185,16 +185,6 @@ void init_ldap_debugging(void); char *escape_ldap_string(TALLOC_CTX *mem_ctx, const char *s); char *escape_rdn_val_string_alloc(const char *s); -/* The following definitions come from lib/module.c */ - -NTSTATUS smb_load_module(const char *module_name); -int smb_load_modules(const char **modules); -NTSTATUS smb_probe_module(const char *subsystem, const char *module); -NTSTATUS smb_load_module(const char *module_name); -int smb_load_modules(const char **modules); -NTSTATUS smb_probe_module(const char *subsystem, const char *module); -void init_modules(void); - /* The following definitions come from lib/ms_fnmatch.c */ int ms_fnmatch(const char *pattern, const char *string, bool translate_pattern, @@ -604,6 +594,7 @@ bool map_open_params_to_ntcreate(const char *smb_base_fname, uint32 *pcreate_disposition, uint32 *pcreate_options, uint32_t *pprivate_flags); +void init_modules(void); /* The following definitions come from lib/util_cmdline.c */ diff --git a/source3/lib/module.c b/source3/lib/module.c index 9cd3884c51..a85d7d0528 100644 --- a/source3/lib/module.c +++ b/source3/lib/module.c @@ -20,123 +20,3 @@ */ #include "includes.h" - -/* Load a dynamic module. Only log a level 0 error if we are not checking - for the existence of a module (probling). */ - -static NTSTATUS do_smb_load_module(const char *module_name, bool is_probe) -{ - void *handle; - init_module_function *init; - NTSTATUS status; - const char *error; - - /* Always try to use LAZY symbol resolving; if the plugin has - * backwards compatibility, there might be symbols in the - * plugin referencing to old (removed) functions - */ - handle = dlopen(module_name, RTLD_LAZY); - - /* This call should reset any possible non-fatal errors that - occured since last call to dl* functions */ - error = dlerror(); - - if(!handle) { - int level = is_probe ? 3 : 0; - DEBUG(level, ("Error loading module '%s': %s\n", module_name, error ? error : "")); - return NT_STATUS_UNSUCCESSFUL; - } - - init = (init_module_function *)dlsym(handle, "init_samba_module"); - - /* we must check dlerror() to determine if it worked, because - dlsym() can validly return NULL */ - error = dlerror(); - if (error) { - DEBUG(0, ("Error trying to resolve symbol 'init_samba_module' " - "in %s: %s\n", module_name, error)); - dlclose(handle); - return NT_STATUS_UNSUCCESSFUL; - } - - DEBUG(2, ("Module '%s' loaded\n", module_name)); - - status = init(); - if (!NT_STATUS_IS_OK(status)) { - DEBUG(0, ("Module '%s' initialization failed: %s\n", - module_name, get_friendly_nt_error_msg(status))); - dlclose(handle); - } - - return status; -} - -NTSTATUS smb_load_module(const char *module_name) -{ - return do_smb_load_module(module_name, False); -} - -/* Load all modules in list and return number of - * modules that has been successfully loaded */ -int smb_load_modules(const char **modules) -{ - int i; - int success = 0; - - for(i = 0; modules[i]; i++){ - if(NT_STATUS_IS_OK(smb_load_module(modules[i]))) { - success++; - } - } - - DEBUG(2, ("%d modules successfully loaded\n", success)); - - return success; -} - -NTSTATUS smb_probe_module(const char *subsystem, const char *module) -{ - char *full_path = NULL; - TALLOC_CTX *ctx = talloc_stackframe(); - NTSTATUS status; - - /* Check for absolute path */ - - /* if we make any 'samba multibyte string' - calls here, we break - for loading string modules */ - - DEBUG(5, ("Probing module '%s'\n", module)); - - if (module[0] == '/') { - status = do_smb_load_module(module, True); - TALLOC_FREE(ctx); - return status; - } - - full_path = talloc_asprintf(ctx, - "%s/%s.%s", - modules_path(ctx, subsystem), - module, - shlib_ext()); - if (!full_path) { - TALLOC_FREE(ctx); - return NT_STATUS_NO_MEMORY; - } - - DEBUG(5, ("Probing module '%s': Trying to load from %s\n", - module, full_path)); - - status = do_smb_load_module(full_path, True); - - TALLOC_FREE(ctx); - return status; -} - -void init_modules(void) -{ - /* FIXME: This can cause undefined symbol errors : - * smb_register_vfs() isn't available in nmbd, for example */ - if(lp_preload_modules()) - smb_load_modules(lp_preload_modules()); -} diff --git a/source3/lib/util.c b/source3/lib/util.c index 887d1849ee..f29568fca0 100644 --- a/source3/lib/util.c +++ b/source3/lib/util.c @@ -2414,3 +2414,12 @@ bool map_open_params_to_ntcreate(const char *smb_base_fname, return True; } + + +void init_modules(void) +{ + /* FIXME: This can cause undefined symbol errors : + * smb_register_vfs() isn't available in nmbd, for example */ + if(lp_preload_modules()) + smb_load_modules(lp_preload_modules()); +} diff --git a/source3/wscript_build b/source3/wscript_build index d105f1fb5a..74a6880725 100755 --- a/source3/wscript_build +++ b/source3/wscript_build @@ -817,7 +817,7 @@ bld.SAMBA3_SUBSYSTEM('KRBCLIENT', bld.SAMBA3_SUBSYSTEM('samba3core', source=LIB_SRC, - deps='LIBTSOCKET LIBCRYPTO ndr security NDR_SECURITY samba-util NDR_MESSAGING LIBASYNC_REQ tdb-wrap3 UTIL_TDB UTIL_PW SAMBA_VERSION KRB5_WRAP flag_mapping util_reg PTHREADPOOL interfaces cap string_init param util_str CHARSET3 namearray dbwrap util_sec util_malloc memcache ccan errors3', + deps='LIBTSOCKET LIBCRYPTO ndr security NDR_SECURITY samba-util NDR_MESSAGING LIBASYNC_REQ tdb-wrap3 UTIL_TDB UTIL_PW SAMBA_VERSION KRB5_WRAP flag_mapping util_reg PTHREADPOOL interfaces cap string_init param util_str CHARSET3 namearray dbwrap util_sec util_malloc memcache ccan errors3 samba-modules', vars=locals()) bld.SAMBA3_LIBRARY('smbd_shim', diff --git a/source4/auth/gensec/gensec_start.c b/source4/auth/gensec/gensec_start.c index d754bb0cde..d400685a49 100644 --- a/source4/auth/gensec/gensec_start.c +++ b/source4/auth/gensec/gensec_start.c @@ -35,6 +35,7 @@ #include "param/param.h" #include "lib/util/tsort.h" #include "auth/gensec/gensec_toplevel_proto.h" +#include "lib/util/samba_modules.h" /* the list of currently registered GENSEC backends */ static struct gensec_security_ops **generic_security_ops; diff --git a/source4/auth/gensec/wscript_build b/source4/auth/gensec/wscript_build index c5c0c340ac..a7fa12f56a 100644 --- a/source4/auth/gensec/wscript_build +++ b/source4/auth/gensec/wscript_build @@ -4,7 +4,7 @@ bld.SAMBA_LIBRARY('gensec', source='gensec_start.c socket.c gensec_tstream.c', pc_files='gensec.pc', autoproto='gensec_proto.h', - public_deps='tevent-util samba-util errors LIBPACKET auth_system_session gensec_runtime', + public_deps='tevent-util samba-util errors LIBPACKET auth_system_session gensec_runtime samba-modules', public_headers='', deps='com_err', vnum='0.0.1' diff --git a/source4/auth/ntlm/auth.c b/source4/auth/ntlm/auth.c index 69cbff6e9a..802bc1b40f 100644 --- a/source4/auth/ntlm/auth.c +++ b/source4/auth/ntlm/auth.c @@ -27,6 +27,7 @@ #include "param/param.h" #include "dsdb/samdb/samdb.h" #include "libcli/wbclient/wbclient.h" +#include "lib/util/samba_modules.h" /*************************************************************************** Set a fixed challenge diff --git a/source4/auth/ntlm/wscript_build b/source4/auth/ntlm/wscript_build index 48f28f5775..29190f76f3 100644 --- a/source4/auth/ntlm/wscript_build +++ b/source4/auth/ntlm/wscript_build @@ -51,7 +51,7 @@ bld.SAMBA_MODULE('auth4_unix', bld.SAMBA_LIBRARY('auth4', source='auth.c auth_util.c auth_simple.c', autoproto='auth_proto.h', - deps='samba-util security samdb samba-credentials tevent-util LIBWBCLIENT_OLD auth_unix_token', + deps='samba-util security samdb samba-credentials tevent-util LIBWBCLIENT_OLD auth_unix_token samba-modules', private_library=True ) diff --git a/source4/ntptr/ntptr_base.c b/source4/ntptr/ntptr_base.c index 42e7b10d4a..3fe8960602 100644 --- a/source4/ntptr/ntptr_base.c +++ b/source4/ntptr/ntptr_base.c @@ -25,6 +25,7 @@ #include "includes.h" #include "ntptr/ntptr.h" #include "param/param.h" +#include "lib/util/samba_modules.h" /* the list of currently registered NTPTR backends */ static struct ntptr_backend { diff --git a/source4/ntvfs/ntvfs_base.c b/source4/ntvfs/ntvfs_base.c index 448d2919df..8058181f89 100644 --- a/source4/ntvfs/ntvfs_base.c +++ b/source4/ntvfs/ntvfs_base.c @@ -26,6 +26,7 @@ #include "../lib/util/dlinklist.h" #include "ntvfs/ntvfs.h" #include "param/param.h" +#include "lib/util/samba_modules.h" /* the list of currently registered NTVFS backends, note that there * can be more than one backend with the same name, as long as they diff --git a/source4/ntvfs/posix/pvfs_acl.c b/source4/ntvfs/posix/pvfs_acl.c index cbe3e4e233..8157d862ec 100644 --- a/source4/ntvfs/posix/pvfs_acl.c +++ b/source4/ntvfs/posix/pvfs_acl.c @@ -26,6 +26,7 @@ #include "libcli/security/security.h" #include "param/param.h" #include "../lib/util/unix_privs.h" +#include "lib/util/samba_modules.h" #if defined(UID_WRAPPER) #if !defined(UID_WRAPPER_REPLACE) && !defined(UID_WRAPPER_NOT_REPLACE) diff --git a/source4/ntvfs/posix/wscript_build b/source4/ntvfs/posix/wscript_build index 84695eeafd..acceefadf6 100644 --- a/source4/ntvfs/posix/wscript_build +++ b/source4/ntvfs/posix/wscript_build @@ -3,7 +3,7 @@ bld.SAMBA_SUBSYSTEM('pvfs_acl', source='pvfs_acl.c', autoproto='vfs_acl_proto.h', - deps='events', + deps='events samba-modules', ) diff --git a/source4/ntvfs/sysdep/sys_lease.c b/source4/ntvfs/sysdep/sys_lease.c index 7865f717a4..9adb898274 100644 --- a/source4/ntvfs/sysdep/sys_lease.c +++ b/source4/ntvfs/sysdep/sys_lease.c @@ -27,6 +27,7 @@ #include "ntvfs/sysdep/sys_lease.h" #include "../lib/util/dlinklist.h" #include "param/param.h" +#include "lib/util/samba_modules.h" /* list of registered backends */ static struct sys_lease_ops *backends; diff --git a/source4/ntvfs/sysdep/sys_notify.c b/source4/ntvfs/sysdep/sys_notify.c index 03679b644d..00300cd25a 100644 --- a/source4/ntvfs/sysdep/sys_notify.c +++ b/source4/ntvfs/sysdep/sys_notify.c @@ -28,6 +28,7 @@ #include <tevent.h> #include "../lib/util/dlinklist.h" #include "param/param.h" +#include "lib/util/samba_modules.h" /* list of registered backends */ static struct sys_notify_backend *backends; diff --git a/source4/ntvfs/wscript_build b/source4/ntvfs/wscript_build index 6d554f2273..0ddd4e5ed4 100644 --- a/source4/ntvfs/wscript_build +++ b/source4/ntvfs/wscript_build @@ -67,7 +67,7 @@ bld.SAMBA_MODULE('ntvfs_nbench', bld.SAMBA_LIBRARY('ntvfs', source='ntvfs_base.c ntvfs_generic.c ntvfs_interface.c ntvfs_util.c', autoproto='ntvfs_proto.h', - deps='tevent', + deps='tevent samba-modules', private_library=True ) diff --git a/source4/param/param.h b/source4/param/param.h index 02837c56d9..3b9a75d65a 100644 --- a/source4/param/param.h +++ b/source4/param/param.h @@ -39,14 +39,6 @@ struct smbsrv_connection; #define Auto (2) -typedef NTSTATUS (*init_module_fn) (void); - -/* this needs to be a string which is not in the C library. We - previously used "init_module", but that meant that modules which - did not define this function ended up calling the C library - function init_module() which makes a system call */ -#define SAMBA_INIT_MODULE "samba_init_module" - #include "libds/common/roles.h" struct loadparm_context; @@ -293,30 +285,6 @@ char *smbd_tmp_path(TALLOC_CTX *mem_ctx, struct loadparm_context *lp_ctx, const char *name); -/** - * Obtain the init function from a shared library file - */ -init_module_fn load_module(TALLOC_CTX *mem_ctx, const char *path); - -/** - * Obtain list of init functions from the modules in the specified - * directory - */ -init_module_fn *load_modules(TALLOC_CTX *mem_ctx, const char *path); - -/** - * Run the specified init functions. - * - * @return true if all functions ran successfully, false otherwise - */ -bool run_init_functions(init_module_fn *fns); - -/** - * Load the initialization functions from DSO files for a specific subsystem. - * - * Will return an array of function pointers to initialization functions - */ -init_module_fn *load_samba_modules(TALLOC_CTX *mem_ctx, const char *subsystem); const char *lpcfg_imessaging_path(TALLOC_CTX *mem_ctx, struct loadparm_context *lp_ctx); struct smb_iconv_handle *smb_iconv_handle_reinit_lp(TALLOC_CTX *mem_ctx, diff --git a/source4/param/share.c b/source4/param/share.c index 477ced7167..da0470d560 100644 --- a/source4/param/share.c +++ b/source4/param/share.c @@ -22,6 +22,7 @@ #include "includes.h" #include "param/share.h" #include "param/param.h" +#include "lib/util/samba_modules.h" const char *share_string_option(struct share_config *scfg, const char *opt_name, const char *defval) { diff --git a/source4/param/util.c b/source4/param/util.c index d5b9583795..472096f60d 100644 --- a/source4/param/util.c +++ b/source4/param/util.c @@ -236,110 +236,6 @@ char *smbd_tmp_path(TALLOC_CTX *mem_ctx, return fname; } -/** - * Obtain the init function from a shared library file - */ -init_module_fn load_module(TALLOC_CTX *mem_ctx, const char *path) -{ - void *handle; - void *init_fn; - - handle = dlopen(path, RTLD_NOW); - if (handle == NULL) { - DEBUG(0, ("Unable to open %s: %s\n", path, dlerror())); - return NULL; - } - - init_fn = dlsym(handle, SAMBA_INIT_MODULE); - - if (init_fn == NULL) { - DEBUG(0, ("Unable to find %s() in %s: %s\n", - SAMBA_INIT_MODULE, path, dlerror())); - DEBUG(1, ("Loading module '%s' failed\n", path)); - dlclose(handle); - return NULL; - } - - return (init_module_fn)init_fn; -} - -/** - * Obtain list of init functions from the modules in the specified - * directory - */ -init_module_fn *load_modules(TALLOC_CTX *mem_ctx, const char *path) -{ - DIR *dir; - struct dirent *entry; - char *filename; - int success = 0; - init_module_fn *ret = talloc_array(mem_ctx, init_module_fn, 2); - - ret[0] = NULL; - - dir = opendir(path); - if (dir == NULL) { - talloc_free(ret); - return NULL; - } - - while((entry = readdir(dir))) { - if (ISDOT(entry->d_name) || ISDOTDOT(entry->d_name)) - continue; - - filename = talloc_asprintf(mem_ctx, "%s/%s", path, entry->d_name); - - ret[success] = load_module(mem_ctx, filename); - if (ret[success]) { - ret = talloc_realloc(mem_ctx, ret, init_module_fn, success+2); - success++; - ret[success] = NULL; - } - - talloc_free(filename); - } - - closedir(dir); - - return ret; -} - -/** - * Run the specified init functions. - * - * @return true if all functions ran successfully, false otherwise - */ -bool run_init_functions(init_module_fn *fns) -{ - int i; - bool ret = true; - - if (fns == NULL) - return true; - - for (i = 0; fns[i]; i++) { ret &= (bool)NT_STATUS_IS_OK(fns[i]()); } - - return ret; -} - -/** - * Load the initialization functions from DSO files for a specific subsystem. - * - * Will return an array of function pointers to initialization functions - */ - -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; -} - const char *lpcfg_imessaging_path(TALLOC_CTX *mem_ctx, struct loadparm_context *lp_ctx) { diff --git a/source4/param/wscript_build b/source4/param/wscript_build index a35463799a..91e128f916 100644 --- a/source4/param/wscript_build +++ b/source4/param/wscript_build @@ -32,7 +32,7 @@ bld.SAMBA_SUBSYSTEM('PROVISION', bld.SAMBA_SUBSYSTEM('share', source='share.c', public_headers='share.h', - deps='samba-util' + deps='samba-util samba-modules' ) diff --git a/source4/rpc_server/dcerpc_server.c b/source4/rpc_server/dcerpc_server.c index cbba5e2408..a16e6ac9d5 100644 --- a/source4/rpc_server/dcerpc_server.c +++ b/source4/rpc_server/dcerpc_server.c @@ -39,6 +39,7 @@ #include "smbd/process_model.h" #include "lib/messaging/irpc.h" #include "librpc/rpc/rpc_common.h" +#include "lib/util/samba_modules.h" /* this is only used when the client asks for an unknown interface */ #define DUMMY_ASSOC_GROUP 0x0FFFFFFF diff --git a/source4/smbd/process_model.c b/source4/smbd/process_model.c index 3c4c03ebf2..bbcbe3b6ac 100644 --- a/source4/smbd/process_model.c +++ b/source4/smbd/process_model.c @@ -21,6 +21,7 @@ #include "includes.h" #include "smbd/process_model.h" #include "param/param.h" +#include "lib/util/samba_modules.h" /* the list of currently registered process models */ static struct process_model { diff --git a/source4/smbd/server.c b/source4/smbd/server.c index ba8f8227a9..322e45569f 100644 --- a/source4/smbd/server.c +++ b/source4/smbd/server.c @@ -42,6 +42,7 @@ #include "librpc/gen_ndr/ndr_irpc.h" #include "cluster/cluster.h" #include "dynconfig/dynconfig.h" +#include "lib/util/samba_modules.h" /* recursively delete a directory tree diff --git a/source4/smbd/wscript_build b/source4/smbd/wscript_build index d0eb100a64..ab92e3c920 100644 --- a/source4/smbd/wscript_build +++ b/source4/smbd/wscript_build @@ -76,7 +76,7 @@ bld.SAMBA_MODULE('process_model_onefork', bld.SAMBA_LIBRARY('process_model', source='process_model.c', autoproto='process_model_proto.h', - deps='samba-util samba-hostconfig', + deps='samba-util samba-hostconfig samba-modules', private_library=True ) diff --git a/source4/torture/smbtorture.c b/source4/torture/smbtorture.c index 83816e8be5..81ae11253c 100644 --- a/source4/torture/smbtorture.c +++ b/source4/torture/smbtorture.c @@ -32,6 +32,7 @@ #include "librpc/rpc/dcerpc.h" #include "auth/gensec/gensec.h" #include "param/param.h" +#include "lib/util/samba_modules.h" #if HAVE_READLINE_HISTORY_H #include <readline/history.h> diff --git a/source4/torture/torture.c b/source4/torture/torture.c index 9b1719ed7d..b066d3e1ac 100644 --- a/source4/torture/torture.c +++ b/source4/torture/torture.c @@ -23,6 +23,7 @@ #include "param/param.h" #include "lib/cmdline/popt_common.h" #include "torture/smbtorture.h" +#include "lib/util/samba_modules.h" _PUBLIC_ int torture_numops=10; _PUBLIC_ int torture_entries=1000; |