From ff7342a4ad1cc1ac8571c86466c197b6a8fa6b41 Mon Sep 17 00:00:00 2001 From: Jelmer Vernooij Date: Sun, 4 Sep 2005 14:47:19 +0000 Subject: r10026: Move registry header file to lib/registry Add support for showing security descriptor in regshell Add support for saving files in NT4 registry backend (This used to be commit 47cecd4726e6568f1aafb404646d2664f630a9bb) --- source4/lib/registry/common/reg_interface.c | 2 +- source4/lib/registry/common/reg_util.c | 2 +- source4/lib/registry/reg_backend_nt4.c | 32 ++++++- source4/lib/registry/registry.h | 136 ++++++++++++++++++++++++++++ source4/lib/registry/tools/regdiff.c | 2 +- source4/lib/registry/tools/regpatch.c | 2 +- source4/lib/registry/tools/regshell.c | 16 +++- source4/lib/registry/tools/regtree.c | 2 +- 8 files changed, 186 insertions(+), 8 deletions(-) create mode 100644 source4/lib/registry/registry.h (limited to 'source4/lib/registry') diff --git a/source4/lib/registry/common/reg_interface.c b/source4/lib/registry/common/reg_interface.c index ddd4ecbe93..74f158b027 100644 --- a/source4/lib/registry/common/reg_interface.c +++ b/source4/lib/registry/common/reg_interface.c @@ -20,7 +20,7 @@ #include "includes.h" #include "dlinklist.h" -#include "registry.h" +#include "lib/registry/registry.h" /* List of available backends */ static struct reg_init_function_entry *backends = NULL; diff --git a/source4/lib/registry/common/reg_util.c b/source4/lib/registry/common/reg_util.c index a0d4db6f57..ae30839cca 100644 --- a/source4/lib/registry/common/reg_util.c +++ b/source4/lib/registry/common/reg_util.c @@ -19,7 +19,7 @@ */ #include "includes.h" -#include "registry.h" +#include "lib/registry/registry.h" #include "librpc/gen_ndr/winreg.h" static const struct { diff --git a/source4/lib/registry/reg_backend_nt4.c b/source4/lib/registry/reg_backend_nt4.c index cf67abb322..4fc458dee4 100644 --- a/source4/lib/registry/reg_backend_nt4.c +++ b/source4/lib/registry/reg_backend_nt4.c @@ -376,7 +376,11 @@ static struct registry_key *regf_get_key (TALLOC_CTX *ctx, struct regf_data *reg ret->name = talloc_steal(ret, nk->key_name); ret->last_mod = nk->last_change; - ret->class_name = NULL; /* FIXME: get somehow using clsname_offset */ + + if (nk->clsname_offset != -1) { + DATA_BLOB data = hbin_get(regf, nk->clsname_offset); + ret->class_name = talloc_strndup(ret, (char*)data.data, nk->clsname_length); + } ret->backend_data = nk; return ret; @@ -581,6 +585,30 @@ static WERROR regf_add_key (TALLOC_CTX *ctx, struct registry_key *parent, const return WERR_OK; } +static WERROR regf_set_value (struct registry_key *key, const char *name, uint32_t type, DATA_BLOB data) +{ + /* FIXME */ + + return WERR_NOT_SUPPORTED; +} + +static WERROR regf_save(struct registry_hive *hive, const char *location) +{ + struct regf_data *regf = hive->backend_data; + struct tdr_push *push = talloc_zero(regf, struct tdr_push); + int i; + + tdr_push_regf_hdr(push, regf->header); + + for (i = 0; regf->hbins[i]; i++) { + tdr_push_hbin_block(push, regf->hbins[i]); + } + + file_save(location, push->data.data, push->data.length); + + return WERR_OK; +} + static WERROR nt_open_hive (struct registry_hive *h, struct registry_key **key) { struct regf_data *regf; @@ -676,6 +704,8 @@ static struct hive_operations reg_backend_nt4 = { .get_value_by_index = regf_get_value, .key_get_sec_desc = regf_get_sec_desc, .add_key = regf_add_key, + .set_value = regf_set_value, + .save_hive = regf_save, }; NTSTATUS registry_nt4_init(void) diff --git a/source4/lib/registry/registry.h b/source4/lib/registry/registry.h new file mode 100644 index 0000000000..f9e8a7698c --- /dev/null +++ b/source4/lib/registry/registry.h @@ -0,0 +1,136 @@ +/* + Unix SMB/CIFS implementation. + Registry interface + Copyright (C) Gerald Carter 2002. + Copyright (C) Jelmer Vernooij 2003-2004. + + 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. +*/ + +#ifndef _REGISTRY_H /* _REGISTRY_H */ +#define _REGISTRY_H + +/* Handles for the predefined keys */ +#define HKEY_CLASSES_ROOT 0x80000000 +#define HKEY_CURRENT_USER 0x80000001 +#define HKEY_LOCAL_MACHINE 0x80000002 +#define HKEY_USERS 0x80000003 +#define HKEY_PERFORMANCE_DATA 0x80000004 +#define HKEY_CURRENT_CONFIG 0x80000005 +#define HKEY_DYN_DATA 0x80000006 +#define HKEY_PERFORMANCE_TEXT 0x80000050 +#define HKEY_PERFORMANCE_NLSTEXT 0x80000060 + +#define REG_DELETE -1 + +/* + * The general idea here is that every backend provides a 'hive'. Combining + * various hives gives you a complete registry like windows has + */ + +#define REGISTRY_INTERFACE_VERSION 1 + +/* structure to store the registry handles */ +struct registry_key { + char *name; /* Name of the key */ + const char *path; /* Full path to the key */ + char *class_name; /* Name of key class */ + NTTIME last_mod; /* Time last modified */ + struct registry_hive *hive; + void *backend_data; +}; + +struct registry_value { + char *name; + unsigned int data_type; + DATA_BLOB data; +}; + +/* FIXME */ +typedef void (*key_notification_function) (void); +typedef void (*value_notification_function) (void); + +/* + * Container for function pointers to enumeration routines + * for virtual registry view + * + * Backends can provide : + * - just one hive (example: nt4, w95) + * - several hives (example: rpc). + * + * Backends should always do case-insensitive compares + * (everything is case-insensitive but case-preserving, + * just like the FS) + */ + +struct hive_operations { + const char *name; + + /* Implement this one */ + WERROR (*open_hive) (struct registry_hive *, struct registry_key **); + WERROR (*save_hive) (struct registry_hive *, const char *location); + + /* Or this one */ + WERROR (*open_key) (TALLOC_CTX *, struct registry_key *, const char *name, struct registry_key **); + + WERROR (*num_subkeys) (struct registry_key *, uint32_t *count); + WERROR (*num_values) (struct registry_key *, uint32_t *count); + WERROR (*get_subkey_by_index) (TALLOC_CTX *, struct registry_key *, int idx, struct registry_key **); + + /* Can not contain more then one level */ + WERROR (*get_subkey_by_name) (TALLOC_CTX *, struct registry_key *, const char *name, struct registry_key **); + WERROR (*get_value_by_index) (TALLOC_CTX *, struct registry_key *, int idx, struct registry_value **); + + /* Can not contain more then one level */ + WERROR (*get_value_by_name) (TALLOC_CTX *, struct registry_key *, const char *name, struct registry_value **); + + /* Security control */ + WERROR (*key_get_sec_desc) (TALLOC_CTX *, struct registry_key *, struct security_descriptor **); + WERROR (*key_set_sec_desc) (struct registry_key *, struct security_descriptor *); + + /* Notification */ + WERROR (*request_key_change_notify) (struct registry_key *, key_notification_function); + WERROR (*request_value_change_notify) (struct registry_value *, value_notification_function); + + /* Key management */ + WERROR (*add_key)(TALLOC_CTX *, struct registry_key *, const char *name, uint32_t access_mask, struct security_descriptor *, struct registry_key **); + WERROR (*del_key)(struct registry_key *, const char *name); + WERROR (*flush_key) (struct registry_key *); + + /* Value management */ + WERROR (*set_value)(struct registry_key *, const char *name, uint32_t type, DATA_BLOB data); + WERROR (*del_value)(struct registry_key *, const char *valname); +}; + +struct registry_hive { + const struct hive_operations *functions; + struct registry_key *root; + void *backend_data; + const char *location; +}; + +/* Handle to a full registry + * contains zero or more hives */ +struct registry_context { + void *backend_data; + WERROR (*get_predefined_key) (struct registry_context *, uint32_t hkey, struct registry_key **); +}; + +struct reg_init_function_entry { + const struct hive_operations *hive_functions; + struct reg_init_function_entry *prev, *next; +}; + +#endif /* _REGISTRY_H */ diff --git a/source4/lib/registry/tools/regdiff.c b/source4/lib/registry/tools/regdiff.c index 307ec3793e..3d8201330e 100644 --- a/source4/lib/registry/tools/regdiff.c +++ b/source4/lib/registry/tools/regdiff.c @@ -21,7 +21,7 @@ #include "includes.h" #include "dynconfig.h" -#include "registry.h" +#include "lib/registry/registry.h" #include "lib/cmdline/popt_common.h" static void writediff(struct registry_key *oldkey, struct registry_key *newkey, FILE *out) diff --git a/source4/lib/registry/tools/regpatch.c b/source4/lib/registry/tools/regpatch.c index 5f7d4376d4..887f53df37 100644 --- a/source4/lib/registry/tools/regpatch.c +++ b/source4/lib/registry/tools/regpatch.c @@ -22,7 +22,7 @@ #include "includes.h" #include "dynconfig.h" -#include "registry.h" +#include "lib/registry/registry.h" #include "lib/cmdline/popt_common.h" #include "system/filesys.h" #include "librpc/gen_ndr/winreg.h" diff --git a/source4/lib/registry/tools/regshell.c b/source4/lib/registry/tools/regshell.c index 496b9dc7e5..08da5ae2fd 100644 --- a/source4/lib/registry/tools/regshell.c +++ b/source4/lib/registry/tools/regshell.c @@ -21,9 +21,10 @@ #include "includes.h" #include "dynconfig.h" -#include "registry.h" +#include "lib/registry/registry.h" #include "lib/cmdline/popt_common.h" #include "system/time.h" +#include "librpc/gen_ndr/ndr_security.h" /* * ck/cd - change key @@ -33,19 +34,30 @@ * mkkey/mkdir - make key * ch - change hive * info - show key info + * save - save hive * help * exit */ static struct registry_key *cmd_info(TALLOC_CTX *mem_ctx, struct registry_context *ctx,struct registry_key *cur, int argc, char **argv) { + struct security_descriptor *sec_desc = NULL; time_t last_mod; + WERROR error; + printf("Name: %s\n", cur->name); printf("Full path: %s\n", cur->path); printf("Key Class: %s\n", cur->class_name); last_mod = nt_time_to_unix(cur->last_mod); printf("Time Last Modified: %s\n", ctime(&last_mod)); - /* FIXME: Security info */ + + error = reg_get_sec_desc(mem_ctx, cur, &sec_desc); + if (!W_ERROR_IS_OK(error)) { + printf("Error getting security descriptor\n"); + } else { + ndr_print_debug((ndr_print_fn_t)ndr_print_security_descriptor, "Security", sec_desc); + } + talloc_free(sec_desc); return cur; } diff --git a/source4/lib/registry/tools/regtree.c b/source4/lib/registry/tools/regtree.c index 38dffed85d..c24e66412f 100644 --- a/source4/lib/registry/tools/regtree.c +++ b/source4/lib/registry/tools/regtree.c @@ -21,7 +21,7 @@ #include "includes.h" #include "dynconfig.h" -#include "registry.h" +#include "lib/registry/registry.h" #include "lib/cmdline/popt_common.h" static void print_tree(int l, struct registry_key *p, int fullpath, int novals) -- cgit