diff options
21 files changed, 142 insertions, 115 deletions
diff --git a/source4/dsdb/samdb/ldb_modules/extended_dn.c b/source4/dsdb/samdb/ldb_modules/extended_dn.c index 49af8604d5..839c190a8e 100644 --- a/source4/dsdb/samdb/ldb_modules/extended_dn.c +++ b/source4/dsdb/samdb/ldb_modules/extended_dn.c @@ -266,35 +266,34 @@ static int extended_request(struct ldb_module *module, struct ldb_request *req) } } +static int extended_init_2(struct ldb_module *module) +{ + struct ldb_request request; + int ret; + + request.operation = LDB_REQ_REGISTER; + request.op.reg.oid = LDB_CONTROL_EXTENDED_DN_OID; + request.controls = NULL; + + ret = ldb_request(module->ldb, &request); + if (ret != LDB_SUCCESS) { + ldb_debug(module->ldb, LDB_DEBUG_ERROR, "extended_dn: Unable to register control with rootdse!\n"); + return LDB_ERR_OTHER; + } + + return ldb_next_second_stage_init(module); +} + static const struct ldb_module_ops extended_dn_ops = { .name = "extended_dn", .request = extended_request, + .second_stage_init = extended_init_2 }; -#ifdef HAVE_DLOPEN_DISABLED -struct ldb_module *init_module(struct ldb_context *ldb, int stage, const char *options[]) -#else -struct ldb_module *extended_dn_module_init(struct ldb_context *ldb, int stage, const char *options[]) -#endif +struct ldb_module *extended_dn_module_init(struct ldb_context *ldb, const char *options[]) { struct ldb_module *ctx; - if (stage == LDB_MODULES_INIT_STAGE_2) { - struct ldb_request request; - int ret; - - request.operation = LDB_REQ_REGISTER; - request.op.reg.oid = LDB_CONTROL_EXTENDED_DN_OID; - request.controls = NULL; - - ret = ldb_request(ldb, &request); - if (ret != LDB_SUCCESS) { - ldb_debug(ldb, LDB_DEBUG_ERROR, "extended_dn: Unable to register control with rootdse!\n"); - } - - return NULL; - } - ctx = talloc(ldb, struct ldb_module); if (!ctx) return NULL; diff --git a/source4/dsdb/samdb/ldb_modules/objectguid.c b/source4/dsdb/samdb/ldb_modules/objectguid.c index 935f92c55b..c9063af6ef 100644 --- a/source4/dsdb/samdb/ldb_modules/objectguid.c +++ b/source4/dsdb/samdb/ldb_modules/objectguid.c @@ -128,12 +128,10 @@ static const struct ldb_module_ops objectguid_ops = { /* the init function */ -struct ldb_module *objectguid_module_init(struct ldb_context *ldb, int stage, const char *options[]) +struct ldb_module *objectguid_module_init(struct ldb_context *ldb, const char *options[]) { struct ldb_module *ctx; - if (stage != LDB_MODULES_INIT_STAGE_1) return NULL; - ctx = talloc(ldb, struct ldb_module); if (!ctx) return NULL; diff --git a/source4/dsdb/samdb/ldb_modules/password_hash.c b/source4/dsdb/samdb/ldb_modules/password_hash.c index 82e4639a23..2b979857d9 100644 --- a/source4/dsdb/samdb/ldb_modules/password_hash.c +++ b/source4/dsdb/samdb/ldb_modules/password_hash.c @@ -717,12 +717,10 @@ static const struct ldb_module_ops password_hash_ops = { /* the init function */ -struct ldb_module *password_hash_module_init(struct ldb_context *ldb, int stage, const char *options[]) +struct ldb_module *password_hash_module_init(struct ldb_context *ldb, const char *options[]) { struct ldb_module *ctx; - if (stage != LDB_MODULES_INIT_STAGE_1) return NULL; - ctx = talloc(ldb, struct ldb_module); if (!ctx) return NULL; diff --git a/source4/dsdb/samdb/ldb_modules/proxy.c b/source4/dsdb/samdb/ldb_modules/proxy.c index 540f4241b9..2c66d2c1ec 100644 --- a/source4/dsdb/samdb/ldb_modules/proxy.c +++ b/source4/dsdb/samdb/ldb_modules/proxy.c @@ -333,12 +333,10 @@ static const struct ldb_module_ops proxy_ops = { .request = proxy_request }; -struct ldb_module *proxy_module_init(struct ldb_context *ldb, int stage, const char *options[]) +struct ldb_module *proxy_module_init(struct ldb_context *ldb, const char *options[]) { struct ldb_module *ctx; - if (stage != LDB_MODULES_INIT_STAGE_1) return NULL; - ctx = talloc(ldb, struct ldb_module); if (!ctx) return NULL; diff --git a/source4/dsdb/samdb/ldb_modules/rootdse.c b/source4/dsdb/samdb/ldb_modules/rootdse.c index 8e0c231301..68de8c884c 100644 --- a/source4/dsdb/samdb/ldb_modules/rootdse.c +++ b/source4/dsdb/samdb/ldb_modules/rootdse.c @@ -187,13 +187,11 @@ static const struct ldb_module_ops rootdse_ops = { .request = rootdse_request }; -struct ldb_module *rootdse_module_init(struct ldb_context *ldb, int stage, const char *options[]) +struct ldb_module *rootdse_module_init(struct ldb_context *ldb, const char *options[]) { struct ldb_module *ctx; struct private_data *data; - if (stage != LDB_MODULES_INIT_STAGE_1) return NULL; - ctx = talloc(ldb, struct ldb_module); if (!ctx) return NULL; diff --git a/source4/dsdb/samdb/ldb_modules/samba3sam.c b/source4/dsdb/samdb/ldb_modules/samba3sam.c index 035321a90b..429710c2c5 100644 --- a/source4/dsdb/samdb/ldb_modules/samba3sam.c +++ b/source4/dsdb/samdb/ldb_modules/samba3sam.c @@ -878,9 +878,7 @@ const struct ldb_map_attribute samba3_attributes[] = }; /* the init function */ -struct ldb_module *ldb_samba3sam_module_init(struct ldb_context *ldb, int stage, const char *options[]) +struct ldb_module *ldb_samba3sam_module_init(struct ldb_context *ldb, const char *options[]) { - if (stage != LDB_MODULES_INIT_STAGE_1) return NULL; - return ldb_map_init(ldb, samba3_attributes, samba3_objectclasses, "samba3sam"); } diff --git a/source4/dsdb/samdb/ldb_modules/samldb.c b/source4/dsdb/samdb/ldb_modules/samldb.c index 82c2d4d0cc..7bf25994e2 100644 --- a/source4/dsdb/samdb/ldb_modules/samldb.c +++ b/source4/dsdb/samdb/ldb_modules/samldb.c @@ -583,12 +583,10 @@ static const struct ldb_module_ops samldb_ops = { /* the init function */ -struct ldb_module *samldb_module_init(struct ldb_context *ldb, int stage, const char *options[]) +struct ldb_module *samldb_module_init(struct ldb_context *ldb, const char *options[]) { struct ldb_module *ctx; - if (stage != LDB_MODULES_INIT_STAGE_1) return NULL; - ctx = talloc(ldb, struct ldb_module); if (!ctx) return NULL; diff --git a/source4/lib/ldb/common/ldb.c b/source4/lib/ldb/common/ldb.c index 604f02a1f7..78e6a74425 100644 --- a/source4/lib/ldb/common/ldb.c +++ b/source4/lib/ldb/common/ldb.c @@ -121,6 +121,19 @@ static void ldb_reset_err_string(struct ldb_context *ldb) } while (0) /* + second stage init all modules loaded +*/ +int ldb_second_stage_init(struct ldb_context *ldb) +{ + struct ldb_module *module; + + FIRST_OP(ldb, second_stage_init); + + return module->ops->second_stage_init(module); +} + + +/* start a transaction */ int ldb_transaction_start(struct ldb_context *ldb) diff --git a/source4/lib/ldb/common/ldb_modules.c b/source4/lib/ldb/common/ldb_modules.c index 26a397dccc..715112a628 100644 --- a/source4/lib/ldb/common/ldb_modules.c +++ b/source4/lib/ldb/common/ldb_modules.c @@ -201,7 +201,7 @@ int ldb_load_modules(struct ldb_context *ldb, const char *options[]) int m; for (m=0;well_known_modules[m].name;m++) { if (strcmp(modules[i], well_known_modules[m].name) == 0) { - current = well_known_modules[m].init(ldb, LDB_MODULES_INIT_STAGE_1, options); + current = well_known_modules[m].init(ldb, options); if (current == NULL) { ldb_debug(ldb, LDB_DEBUG_FATAL, "function 'init_module' in %s fails\n", modules[i]); return -1; @@ -217,14 +217,9 @@ int ldb_load_modules(struct ldb_context *ldb, const char *options[]) } /* second stage init */ - for (i = 0; modules[i] != NULL; i++) { - int m; - for (m = 0; well_known_modules[m].name; m++) { - if (strcmp(modules[i], well_known_modules[m].name) == 0) { - well_known_modules[m].init(ldb, LDB_MODULES_INIT_STAGE_2, options); - break; - } - } + if (ldb_second_stage_init(ldb) != LDB_SUCCESS) { + ldb_debug(ldb, LDB_DEBUG_ERROR, "ERROR: Second stage init failed!\n"); + return -1; } talloc_free(modules); @@ -239,7 +234,7 @@ int ldb_load_modules(struct ldb_context *ldb, const char *options[]) #define FIND_OP(module, op) do { \ module = module->next; \ while (module && module->ops->op == NULL) module = module->next; \ - if (module == NULL) return -1; \ + if (module == NULL) return LDB_ERR_OTHER; \ } while (0) @@ -252,6 +247,12 @@ int ldb_next_request(struct ldb_module *module, struct ldb_request *request) return module->ops->request(module, request); } +int ldb_next_second_stage_init(struct ldb_module *module) +{ + FIND_OP(module, second_stage_init); + return module->ops->second_stage_init(module); +} + int ldb_next_start_trans(struct ldb_module *module) { FIND_OP(module, start_transaction); diff --git a/source4/lib/ldb/include/ldb_private.h b/source4/lib/ldb/include/ldb_private.h index e8a4d1820a..4ef7c5a96d 100644 --- a/source4/lib/ldb/include/ldb_private.h +++ b/source4/lib/ldb/include/ldb_private.h @@ -60,6 +60,7 @@ struct ldb_module_ops { int (*start_transaction)(struct ldb_module *); int (*end_transaction)(struct ldb_module *); int (*del_transaction)(struct ldb_module *); + int (*second_stage_init)(struct ldb_module *); }; @@ -104,9 +105,7 @@ struct ldb_context { }; /* the modules init function */ -#define LDB_MODULES_INIT_STAGE_1 1 -#define LDB_MODULES_INIT_STAGE_2 2 -typedef struct ldb_module *(*ldb_module_init_t)(struct ldb_context *, int stage, const char **); +typedef struct ldb_module *(*ldb_module_init_t)(struct ldb_context *, const char **); #ifndef ARRAY_SIZE #define ARRAY_SIZE(a) (sizeof(a)/sizeof(a[0])) @@ -117,6 +116,9 @@ typedef struct ldb_module *(*ldb_module_init_t)(struct ldb_context *, int stage, */ #define ldb_oom(ldb) ldb_debug_set(ldb, LDB_DEBUG_FATAL, "ldb out of memory at %s:%d\n", __FILE__, __LINE__) +/* The following definitions come from lib/ldb/common/ldb.c */ +int ldb_second_stage_init(struct ldb_context *ldb); + /* The following definitions come from lib/ldb/common/ldb_modules.c */ int ldb_load_modules(struct ldb_context *ldb, const char *options[]); @@ -124,6 +126,7 @@ int ldb_next_request(struct ldb_module *module, struct ldb_request *request); int ldb_next_start_trans(struct ldb_module *module); int ldb_next_end_trans(struct ldb_module *module); int ldb_next_del_trans(struct ldb_module *module); +int ldb_next_second_stage_init(struct ldb_module *module); void ldb_set_errstring(struct ldb_module *module, char *err_string); @@ -149,12 +152,12 @@ int lsqlite3_connect(struct ldb_context *ldb, const char *url, unsigned int flags, const char *options[]); -struct ldb_module *objectclass_module_init(struct ldb_context *ldb, int stage, const char *options[]); -struct ldb_module *operational_module_init(struct ldb_context *ldb, int stage, const char *options[]); -struct ldb_module *paged_results_module_init(struct ldb_context *ldb, int stage, const char *options[]); -struct ldb_module *rdn_name_module_init(struct ldb_context *ldb, int stage, const char *options[]); -struct ldb_module *schema_module_init(struct ldb_context *ldb, int stage, const char *options[]); -struct ldb_module *server_sort_module_init(struct ldb_context *ldb, int stage, const char *options[]); +struct ldb_module *objectclass_module_init(struct ldb_context *ldb, const char *options[]); +struct ldb_module *operational_module_init(struct ldb_context *ldb, const char *options[]); +struct ldb_module *paged_results_module_init(struct ldb_context *ldb, const char *options[]); +struct ldb_module *rdn_name_module_init(struct ldb_context *ldb, const char *options[]); +struct ldb_module *schema_module_init(struct ldb_context *ldb, const char *options[]); +struct ldb_module *server_sort_module_init(struct ldb_context *ldb, const char *options[]); int ldb_match_msg(struct ldb_context *ldb, diff --git a/source4/lib/ldb/ldb_ildap/ldb_ildap.c b/source4/lib/ldb/ldb_ildap/ldb_ildap.c index ff00a61163..2837296b68 100644 --- a/source4/lib/ldb/ldb_ildap/ldb_ildap.c +++ b/source4/lib/ldb/ldb_ildap/ldb_ildap.c @@ -441,12 +441,18 @@ static int ildb_request(struct ldb_module *module, struct ldb_request *req) } } +static int ildb_init_2(struct ldb_module *module) +{ + return LDB_SUCCESS; +} + static const struct ldb_module_ops ildb_ops = { .name = "ldap", .request = ildb_request, .start_transaction = ildb_start_trans, .end_transaction = ildb_end_trans, - .del_transaction = ildb_del_trans + .del_transaction = ildb_del_trans, + .second_stage_init = ildb_init_2 }; diff --git a/source4/lib/ldb/ldb_ldap/ldb_ldap.c b/source4/lib/ldb/ldb_ldap/ldb_ldap.c index 8207b5f592..dffd0e969c 100644 --- a/source4/lib/ldb/ldb_ldap/ldb_ldap.c +++ b/source4/lib/ldb/ldb_ldap/ldb_ldap.c @@ -514,12 +514,18 @@ static int lldb_request(struct ldb_module *module, struct ldb_request *req) } } +static int lldb_init_2(struct ldb_module *module) +{ + return LDB_SUCCESS; +} + static const struct ldb_module_ops lldb_ops = { .name = "ldap", .request = lldb_request, .start_transaction = lldb_start_trans, .end_transaction = lldb_end_trans, - .del_transaction = lldb_del_trans + .del_transaction = lldb_del_trans, + .second_stage_init = lldb_init_2 }; diff --git a/source4/lib/ldb/ldb_sqlite3/ldb_sqlite3.c b/source4/lib/ldb/ldb_sqlite3/ldb_sqlite3.c index 464c8ce69f..2e8b88a090 100644 --- a/source4/lib/ldb/ldb_sqlite3/ldb_sqlite3.c +++ b/source4/lib/ldb/ldb_sqlite3/ldb_sqlite3.c @@ -1819,6 +1819,10 @@ static int lsqlite3_request(struct ldb_module *module, struct ldb_request *req) } } +static int lsqlite3_init_2(struct ldb_module *module) +{ + return LDB_SUCCESS; +} /* * Table of operations for the sqlite3 backend @@ -1828,7 +1832,8 @@ static const struct ldb_module_ops lsqlite3_ops = { .request = lsqlite3_request, .start_transaction = lsqlite3_start_trans, .end_transaction = lsqlite3_end_trans, - .del_transaction = lsqlite3_del_trans + .del_transaction = lsqlite3_del_trans, + .second_stage_init = lsqlite3_init_2 }; /* diff --git a/source4/lib/ldb/ldb_tdb/ldb_tdb.c b/source4/lib/ldb/ldb_tdb/ldb_tdb.c index 432c713336..0a9a99ccea 100644 --- a/source4/lib/ldb/ldb_tdb/ldb_tdb.c +++ b/source4/lib/ldb/ldb_tdb/ldb_tdb.c @@ -773,12 +773,18 @@ static int ltdb_request(struct ldb_module *module, struct ldb_request *req) } } +static int ltdb_init_2(struct ldb_module *module) +{ + return LDB_SUCCESS; +} + static const struct ldb_module_ops ltdb_ops = { .name = "tdb", .request = ltdb_request, .start_transaction = ltdb_start_trans, .end_transaction = ltdb_end_trans, - .del_transaction = ltdb_del_trans + .del_transaction = ltdb_del_trans, + .second_stage_init = ltdb_init_2 }; diff --git a/source4/lib/ldb/modules/objectclass.c b/source4/lib/ldb/modules/objectclass.c index 7a037cc98a..c38b3167e8 100644 --- a/source4/lib/ldb/modules/objectclass.c +++ b/source4/lib/ldb/modules/objectclass.c @@ -305,12 +305,10 @@ static const struct ldb_module_ops objectclass_ops = { .request = objectclass_request, }; -struct ldb_module *objectclass_module_init(struct ldb_context *ldb, int stage, const char *options[]) +struct ldb_module *objectclass_module_init(struct ldb_context *ldb, const char *options[]) { struct ldb_module *ctx; - if (stage != LDB_MODULES_INIT_STAGE_1) return NULL; - ctx = talloc(ldb, struct ldb_module); if (!ctx) return NULL; diff --git a/source4/lib/ldb/modules/operational.c b/source4/lib/ldb/modules/operational.c index 09de0936a1..65d9f12e34 100644 --- a/source4/lib/ldb/modules/operational.c +++ b/source4/lib/ldb/modules/operational.c @@ -368,12 +368,10 @@ static const struct ldb_module_ops operational_ops = { /* the init function */ -struct ldb_module *operational_module_init(struct ldb_context *ldb, int stage, const char *options[]) +struct ldb_module *operational_module_init(struct ldb_context *ldb, const char *options[]) { struct ldb_module *ctx; - if (stage != LDB_MODULES_INIT_STAGE_1) return NULL; - ctx = talloc(ldb, struct ldb_module); if (!ctx) return NULL; diff --git a/source4/lib/ldb/modules/paged_results.c b/source4/lib/ldb/modules/paged_results.c index 31b73d2ae4..8e9fc28348 100644 --- a/source4/lib/ldb/modules/paged_results.c +++ b/source4/lib/ldb/modules/paged_results.c @@ -248,32 +248,35 @@ static int paged_request(struct ldb_module *module, struct ldb_request *req) } } +static int paged_request_init_2(struct ldb_module *module) +{ + struct ldb_request request; + int ret; + + request.operation = LDB_REQ_REGISTER; + request.op.reg.oid = LDB_CONTROL_PAGED_RESULTS_OID; + request.controls = NULL; + + ret = ldb_request(module->ldb, &request); + if (ret != LDB_SUCCESS) { + ldb_debug(module->ldb, LDB_DEBUG_ERROR, "paged_request: Unable to register control with rootdse!\n"); + return LDB_ERR_OTHER; + } + + return ldb_next_second_stage_init(module); +} + static const struct ldb_module_ops paged_ops = { .name = "paged_results", .request = paged_request, + .second_stage_init = paged_request_init_2 }; -struct ldb_module *paged_results_module_init(struct ldb_context *ldb, int stage, const char *options[]) +struct ldb_module *paged_results_module_init(struct ldb_context *ldb, const char *options[]) { struct ldb_module *ctx; struct private_data *data; - if (stage == LDB_MODULES_INIT_STAGE_2) { - struct ldb_request request; - int ret; - - request.operation = LDB_REQ_REGISTER; - request.op.reg.oid = LDB_CONTROL_PAGED_RESULTS_OID; - request.controls = NULL; - - ret = ldb_request(ldb, &request); - if (ret != LDB_SUCCESS) { - ldb_debug(ldb, LDB_DEBUG_ERROR, "paged_request: Unable to register control with rootdse!\n"); - } - - return NULL; - } - ctx = talloc(ldb, struct ldb_module); if (!ctx) return NULL; diff --git a/source4/lib/ldb/modules/rdn_name.c b/source4/lib/ldb/modules/rdn_name.c index f6dbc38740..f35cff916c 100644 --- a/source4/lib/ldb/modules/rdn_name.c +++ b/source4/lib/ldb/modules/rdn_name.c @@ -214,12 +214,10 @@ static const struct ldb_module_ops rdn_name_ops = { /* the init function */ -struct ldb_module *rdn_name_module_init(struct ldb_context *ldb, int stage, const char *options[]) +struct ldb_module *rdn_name_module_init(struct ldb_context *ldb, const char *options[]) { struct ldb_module *ctx; - if (stage != LDB_MODULES_INIT_STAGE_1) return NULL; - ctx = talloc(ldb, struct ldb_module); if (!ctx) return NULL; diff --git a/source4/lib/ldb/modules/schema.c b/source4/lib/ldb/modules/schema.c index 778f52885c..9fb2efee30 100644 --- a/source4/lib/ldb/modules/schema.c +++ b/source4/lib/ldb/modules/schema.c @@ -484,12 +484,10 @@ static const struct ldb_module_ops schema_ops = { .request = schema_request }; -struct ldb_module *schema_module_init(struct ldb_context *ldb, int stage, const char *options[]) +struct ldb_module *schema_module_init(struct ldb_context *ldb, const char *options[]) { struct ldb_module *ctx; - if (stage != LDB_MODULES_INIT_STAGE_1) return NULL; - ctx = talloc(ldb, struct ldb_module); if (!ctx) { return NULL; diff --git a/source4/lib/ldb/modules/skel.c b/source4/lib/ldb/modules/skel.c index dacbd6960e..10f730b2f9 100644 --- a/source4/lib/ldb/modules/skel.c +++ b/source4/lib/ldb/modules/skel.c @@ -123,25 +123,27 @@ static int skel_request(struct ldb_module *module, struct ldb_request *req) } } +static int skel_init_2(struct ldb_module *module) +{ + /* second stage init stuff */ + /* see control modules as example */ + return ldb_next_second_stage_init(module); +} + static const struct ldb_module_ops skel_ops = { .name = "skel", .request = skel_request, .start_transaction = skel_start_trans, .end_transaction = skel_end_trans, .del_transaction = skel_del_trans, + .second_stage_init = skel_init_2 }; -struct ldb_module *skel_module_init(struct ldb_context *ldb, int stage, const char *options[]) +struct ldb_module *skel_module_init(struct ldb_context *ldb, const char *options[]) { struct ldb_module *ctx; struct private_data *data; - if (stage == LDB_MODULES_INIT_STAGE_2) { - /* second stage init stuff */ - /* see control modules as example */ - return NULL; - } - ctx = talloc(ldb, struct ldb_module); if (!ctx) return NULL; diff --git a/source4/lib/ldb/modules/sort.c b/source4/lib/ldb/modules/sort.c index 2757647710..88b967b276 100644 --- a/source4/lib/ldb/modules/sort.c +++ b/source4/lib/ldb/modules/sort.c @@ -227,31 +227,34 @@ static int server_sort(struct ldb_module *module, struct ldb_request *req) } } +static int server_sort_init_2(struct ldb_module *module) +{ + struct ldb_request request; + int ret; + + request.operation = LDB_REQ_REGISTER; + request.op.reg.oid = LDB_CONTROL_SERVER_SORT_OID; + request.controls = NULL; + + ret = ldb_request(module->ldb, &request); + if (ret != LDB_SUCCESS) { + ldb_debug(module->ldb, LDB_DEBUG_ERROR, "server_sort: Unable to register control with rootdse!\n"); + return LDB_ERR_OTHER; + } + + return ldb_next_second_stage_init(module); +} + static const struct ldb_module_ops server_sort_ops = { .name = "server_sort", .request = server_sort, + .second_stage_init = server_sort_init_2 }; -struct ldb_module *server_sort_module_init(struct ldb_context *ldb, int stage, const char *options[]) +struct ldb_module *server_sort_module_init(struct ldb_context *ldb, const char *options[]) { struct ldb_module *ctx; - if (stage == LDB_MODULES_INIT_STAGE_2) { - struct ldb_request request; - int ret; - - request.operation = LDB_REQ_REGISTER; - request.op.reg.oid = LDB_CONTROL_SERVER_SORT_OID; - request.controls = NULL; - - ret = ldb_request(ldb, &request); - if (ret != LDB_SUCCESS) { - ldb_debug(ldb, LDB_DEBUG_ERROR, "server_sort: Unable to register control with rootdse!\n"); - } - - return NULL; - } - ctx = talloc(ldb, struct ldb_module); if (!ctx) return NULL; |