diff options
Diffstat (limited to 'source3/registry')
| -rw-r--r-- | source3/registry/reg_backend_db.c | 171 |
1 files changed, 92 insertions, 79 deletions
diff --git a/source3/registry/reg_backend_db.c b/source3/registry/reg_backend_db.c index 07aaf68d50..fc7d2bc2cf 100644 --- a/source3/registry/reg_backend_db.c +++ b/source3/registry/reg_backend_db.c @@ -87,115 +87,128 @@ static struct builtin_regkey_value builtin_registry_values[] = { { NULL, NULL, 0, { NULL } } }; -/*********************************************************************** - Open the registry data in the tdb - ***********************************************************************/ - -static bool init_registry_data(void) +/** + * Initialize a key in the registry: + * create each component key of the specified path. + */ +static bool init_registry_key_internal(const char *add_path) { + bool ret = false; + TALLOC_CTX *frame = talloc_stackframe(); char *path = NULL; char *base = NULL; char *remaining = NULL; - TALLOC_CTX *frame = NULL; char *keyname; char *subkeyname; REGSUBKEY_CTR *subkeys; - REGVAL_CTR *values; - int i; const char *p, *p2; - UNISTR2 data; - /* - * There are potentially quite a few store operations which are all - * indiviually wrapped in tdb transactions. Wrapping them in a single - * transaction gives just a single transaction_commit() to actually do - * its fsync()s. See tdb/common/transaction.c for info about nested - * transaction behaviour. - */ + DEBUG(6, ("init_registry_key: Adding [%s]\n", add_path)); - if (regdb->transaction_start(regdb) == -1) { - DEBUG(0, ("init_registry_data: tdb_transaction_start " - "failed\n")); - return false; + path = talloc_strdup(frame, add_path); + base = talloc_strdup(frame, ""); + if (!path || !base) { + goto fail; } + p = path; - /* loop over all of the predefined paths and add each component */ - - for (i=0; builtin_registry_paths[i] != NULL; i++) { - - frame = talloc_stackframe(); + while (next_token_talloc(frame, &p, &keyname, "\\")) { - DEBUG(6, ("init_registry_data: Adding [%s]\n", - builtin_registry_paths[i])); + /* build up the registry path from the components */ - path = talloc_strdup(frame, builtin_registry_paths[i]); - base = talloc_strdup(frame, ""); - if (!path || !base) { - goto fail; - } - p = path; - - while (next_token_talloc(frame, &p, &keyname, "\\")) { - - /* build up the registry path from the components */ - - if (*base) { - base = talloc_asprintf(frame, "%s\\", base); - if (!base) { - goto fail; - } - } - base = talloc_asprintf_append(base, "%s", keyname); + if (*base) { + base = talloc_asprintf(frame, "%s\\", base); if (!base) { goto fail; } + } + base = talloc_asprintf_append(base, "%s", keyname); + if (!base) { + goto fail; + } - /* get the immediate subkeyname (if we have one ) */ + /* get the immediate subkeyname (if we have one ) */ - subkeyname = talloc_strdup(frame, ""); - if (!subkeyname) { + subkeyname = talloc_strdup(frame, ""); + if (!subkeyname) { + goto fail; + } + if (*p) { + remaining = talloc_strdup(frame, p); + if (!remaining) { goto fail; } - if (*p) { - remaining = talloc_strdup(frame, p); - if (!remaining) { + p2 = remaining; + + if (!next_token_talloc(frame, &p2, + &subkeyname, "\\")) + { + subkeyname = talloc_strdup(frame,p2); + if (!subkeyname) { goto fail; } - p2 = remaining; - - if (!next_token_talloc(frame, &p2, - &subkeyname, "\\")) - { - subkeyname = talloc_strdup(frame,p2); - if (!subkeyname) { - goto fail; - } - } } + } - DEBUG(10,("init_registry_data: Storing key [%s] with " - "subkey [%s]\n", base, - *subkeyname ? subkeyname : "NULL")); + DEBUG(10,("init_registry_key: Storing key [%s] with " + "subkey [%s]\n", base, + *subkeyname ? subkeyname : "NULL")); - /* we don't really care if the lookup succeeds or not - * since we are about to update the record. - * We just want any subkeys already present */ + /* we don't really care if the lookup succeeds or not + * since we are about to update the record. + * We just want any subkeys already present */ - if (!(subkeys = TALLOC_ZERO_P(frame, REGSUBKEY_CTR))) { - DEBUG(0,("talloc() failure!\n")); - goto fail; - } + if (!(subkeys = TALLOC_ZERO_P(frame, REGSUBKEY_CTR))) { + DEBUG(0,("talloc() failure!\n")); + goto fail; + } - regdb_fetch_keys(base, subkeys); - if (*subkeyname) { - regsubkey_ctr_addkey( subkeys, subkeyname); - } - if (!regdb_store_keys( base, subkeys)) { - goto fail; - } + regdb_fetch_keys(base, subkeys); + if (*subkeyname) { + regsubkey_ctr_addkey( subkeys, subkeyname); } + if (!regdb_store_keys( base, subkeys)) { + goto fail; + } + } + + ret = true; +fail: + TALLOC_FREE(frame); + return ret; +} + +/*********************************************************************** + Open the registry data in the tdb + ***********************************************************************/ + +static bool init_registry_data(void) +{ + TALLOC_CTX *frame = NULL; + REGVAL_CTR *values; + int i; + UNISTR2 data; + + /* + * There are potentially quite a few store operations which are all + * indiviually wrapped in tdb transactions. Wrapping them in a single + * transaction gives just a single transaction_commit() to actually do + * its fsync()s. See tdb/common/transaction.c for info about nested + * transaction behaviour. + */ - TALLOC_FREE(frame); + if (regdb->transaction_start(regdb) == -1) { + DEBUG(0, ("init_registry_data: tdb_transaction_start " + "failed\n")); + return false; + } + + /* loop over all of the predefined paths and add each component */ + + for (i=0; builtin_registry_paths[i] != NULL; i++) { + if (!init_registry_key_internal(builtin_registry_paths[i])) { + goto fail; + } } /* loop over all of the predefined values and add each component */ |