diff options
Diffstat (limited to 'source4/libcli/ldap')
| -rw-r--r-- | source4/libcli/ldap/config.mk | 8 | ||||
| -rw-r--r-- | source4/libcli/ldap/ldap.h | 2 | ||||
| -rw-r--r-- | source4/libcli/ldap/ldap_message.c | 1467 | ||||
| -rw-r--r-- | source4/libcli/ldap/ldap_message.h | 225 |
4 files changed, 1 insertions, 1701 deletions
diff --git a/source4/libcli/ldap/config.mk b/source4/libcli/ldap/config.mk index a0e178ac40..a1f34a6513 100644 --- a/source4/libcli/ldap/config.mk +++ b/source4/libcli/ldap/config.mk @@ -1,11 +1,3 @@ -[SUBSYSTEM::LIBCLI_LDAP_MESSAGE] -PUBLIC_DEPENDENCIES = LIBSAMBA-ERRORS LIBTALLOC LIBLDB -PRIVATE_DEPENDENCIES = ASN1_UTIL - -LIBCLI_LDAP_MESSAGE_OBJ_FILES = $(addprefix $(libclisrcdir)/ldap/, \ - ldap_message.o) -PUBLIC_HEADERS += $(libclisrcdir)/ldap/ldap_message.h - [SUBSYSTEM::LIBCLI_LDAP] PUBLIC_DEPENDENCIES = LIBSAMBA-ERRORS LIBTEVENT LIBPACKET PRIVATE_DEPENDENCIES = LIBCLI_COMPOSITE samba_socket NDR_SAMR LIBTLS \ diff --git a/source4/libcli/ldap/ldap.h b/source4/libcli/ldap/ldap.h index a642e671e6..79cfef2128 100644 --- a/source4/libcli/ldap/ldap.h +++ b/source4/libcli/ldap/ldap.h @@ -21,7 +21,7 @@ #ifndef _SMB_LDAP_H_ #define _SMB_LDAP_H_ -#include "libcli/ldap/ldap_message.h" +#include "../libcli/ldap/ldap_message.h" #include "librpc/gen_ndr/misc.h" struct tevent_context; diff --git a/source4/libcli/ldap/ldap_message.c b/source4/libcli/ldap/ldap_message.c deleted file mode 100644 index d8bbf42634..0000000000 --- a/source4/libcli/ldap/ldap_message.c +++ /dev/null @@ -1,1467 +0,0 @@ -/* - Unix SMB/CIFS mplementation. - LDAP protocol helper functions for SAMBA - - Copyright (C) Andrew Tridgell 2004 - Copyright (C) Volker Lendecke 2004 - Copyright (C) Stefan Metzmacher 2004 - Copyright (C) Simo Sorce 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 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 "../lib/util/asn1.h" -#include "libcli/ldap/ldap.h" -#include "libcli/ldap/ldap_proto.h" - -_PUBLIC_ struct ldap_message *new_ldap_message(TALLOC_CTX *mem_ctx) -{ - return talloc_zero(mem_ctx, struct ldap_message); -} - - -static bool add_value_to_attrib(TALLOC_CTX *mem_ctx, struct ldb_val *value, - struct ldb_message_element *attrib) -{ - attrib->values = talloc_realloc(mem_ctx, - attrib->values, - DATA_BLOB, - attrib->num_values+1); - if (attrib->values == NULL) - return false; - - attrib->values[attrib->num_values].data = talloc_steal(attrib->values, - value->data); - attrib->values[attrib->num_values].length = value->length; - attrib->num_values += 1; - return true; -} - -static bool add_attrib_to_array_talloc(TALLOC_CTX *mem_ctx, - const struct ldb_message_element *attrib, - struct ldb_message_element **attribs, - int *num_attribs) -{ - *attribs = talloc_realloc(mem_ctx, - *attribs, - struct ldb_message_element, - *num_attribs+1); - - if (*attribs == NULL) - return false; - - (*attribs)[*num_attribs] = *attrib; - talloc_steal(*attribs, attrib->values); - talloc_steal(*attribs, attrib->name); - *num_attribs += 1; - return true; -} - -static bool add_mod_to_array_talloc(TALLOC_CTX *mem_ctx, - struct ldap_mod *mod, - struct ldap_mod **mods, - int *num_mods) -{ - *mods = talloc_realloc(mem_ctx, *mods, struct ldap_mod, (*num_mods)+1); - - if (*mods == NULL) - return false; - - (*mods)[*num_mods] = *mod; - *num_mods += 1; - return true; -} - -static bool ldap_push_filter(struct asn1_data *data, struct ldb_parse_tree *tree) -{ - int i; - - switch (tree->operation) { - case LDB_OP_AND: - case LDB_OP_OR: - asn1_push_tag(data, ASN1_CONTEXT(tree->operation==LDB_OP_AND?0:1)); - for (i=0; i<tree->u.list.num_elements; i++) { - if (!ldap_push_filter(data, tree->u.list.elements[i])) { - return false; - } - } - asn1_pop_tag(data); - break; - - case LDB_OP_NOT: - asn1_push_tag(data, ASN1_CONTEXT(2)); - if (!ldap_push_filter(data, tree->u.isnot.child)) { - return false; - } - asn1_pop_tag(data); - break; - - case LDB_OP_EQUALITY: - /* equality test */ - asn1_push_tag(data, ASN1_CONTEXT(3)); - asn1_write_OctetString(data, tree->u.equality.attr, - strlen(tree->u.equality.attr)); - asn1_write_OctetString(data, tree->u.equality.value.data, - tree->u.equality.value.length); - asn1_pop_tag(data); - break; - - case LDB_OP_SUBSTRING: - /* - SubstringFilter ::= SEQUENCE { - type AttributeDescription, - -- at least one must be present - substrings SEQUENCE OF CHOICE { - initial [0] LDAPString, - any [1] LDAPString, - final [2] LDAPString } } - */ - asn1_push_tag(data, ASN1_CONTEXT(4)); - asn1_write_OctetString(data, tree->u.substring.attr, strlen(tree->u.substring.attr)); - asn1_push_tag(data, ASN1_SEQUENCE(0)); - i = 0; - if ( ! tree->u.substring.start_with_wildcard) { - asn1_push_tag(data, ASN1_CONTEXT_SIMPLE(0)); - asn1_write_DATA_BLOB_LDAPString(data, tree->u.substring.chunks[i]); - asn1_pop_tag(data); - i++; - } - while (tree->u.substring.chunks[i]) { - int ctx; - - if (( ! tree->u.substring.chunks[i + 1]) && - (tree->u.substring.end_with_wildcard == 0)) { - ctx = 2; - } else { - ctx = 1; - } - asn1_push_tag(data, ASN1_CONTEXT_SIMPLE(ctx)); - asn1_write_DATA_BLOB_LDAPString(data, tree->u.substring.chunks[i]); - asn1_pop_tag(data); - i++; - } - asn1_pop_tag(data); - asn1_pop_tag(data); - break; - - case LDB_OP_GREATER: - /* greaterOrEqual test */ - asn1_push_tag(data, ASN1_CONTEXT(5)); - asn1_write_OctetString(data, tree->u.comparison.attr, - strlen(tree->u.comparison.attr)); - asn1_write_OctetString(data, tree->u.comparison.value.data, - tree->u.comparison.value.length); - asn1_pop_tag(data); - break; - - case LDB_OP_LESS: - /* lessOrEqual test */ - asn1_push_tag(data, ASN1_CONTEXT(6)); - asn1_write_OctetString(data, tree->u.comparison.attr, - strlen(tree->u.comparison.attr)); - asn1_write_OctetString(data, tree->u.comparison.value.data, - tree->u.comparison.value.length); - asn1_pop_tag(data); - break; - - case LDB_OP_PRESENT: - /* present test */ - asn1_push_tag(data, ASN1_CONTEXT_SIMPLE(7)); - asn1_write_LDAPString(data, tree->u.present.attr); - asn1_pop_tag(data); - return !data->has_error; - - case LDB_OP_APPROX: - /* approx test */ - asn1_push_tag(data, ASN1_CONTEXT(8)); - asn1_write_OctetString(data, tree->u.comparison.attr, - strlen(tree->u.comparison.attr)); - asn1_write_OctetString(data, tree->u.comparison.value.data, - tree->u.comparison.value.length); - asn1_pop_tag(data); - break; - - case LDB_OP_EXTENDED: - /* - MatchingRuleAssertion ::= SEQUENCE { - matchingRule [1] MatchingRuleID OPTIONAL, - type [2] AttributeDescription OPTIONAL, - matchValue [3] AssertionValue, - dnAttributes [4] BOOLEAN DEFAULT FALSE - } - */ - asn1_push_tag(data, ASN1_CONTEXT(9)); - if (tree->u.extended.rule_id) { - asn1_push_tag(data, ASN1_CONTEXT_SIMPLE(1)); - asn1_write_LDAPString(data, tree->u.extended.rule_id); - asn1_pop_tag(data); - } - if (tree->u.extended.attr) { - asn1_push_tag(data, ASN1_CONTEXT_SIMPLE(2)); - asn1_write_LDAPString(data, tree->u.extended.attr); - asn1_pop_tag(data); - } - asn1_push_tag(data, ASN1_CONTEXT_SIMPLE(3)); - asn1_write_DATA_BLOB_LDAPString(data, &tree->u.extended.value); - asn1_pop_tag(data); - asn1_push_tag(data, ASN1_CONTEXT_SIMPLE(4)); - asn1_write_uint8(data, tree->u.extended.dnAttributes); - asn1_pop_tag(data); - asn1_pop_tag(data); - break; - - default: - return false; - } - return !data->has_error; -} - -static void ldap_encode_response(struct asn1_data *data, struct ldap_Result *result) -{ - asn1_write_enumerated(data, result->resultcode); - asn1_write_OctetString(data, result->dn, - (result->dn) ? strlen(result->dn) : 0); - asn1_write_OctetString(data, result->errormessage, - (result->errormessage) ? - strlen(result->errormessage) : 0); - if (result->referral) { - asn1_push_tag(data, ASN1_CONTEXT(3)); - asn1_write_OctetString(data, result->referral, - strlen(result->referral)); - asn1_pop_tag(data); - } -} - -_PUBLIC_ bool ldap_encode(struct ldap_message *msg, DATA_BLOB *result, TALLOC_CTX *mem_ctx) -{ - struct asn1_data *data = asn1_init(mem_ctx); - int i, j; - - if (!data) return false; - - asn1_push_tag(data, ASN1_SEQUENCE(0)); - asn1_write_Integer(data, msg->messageid); - - switch (msg->type) { - case LDAP_TAG_BindRequest: { - struct ldap_BindRequest *r = &msg->r.BindRequest; - asn1_push_tag(data, ASN1_APPLICATION(msg->type)); - asn1_write_Integer(data, r->version); - asn1_write_OctetString(data, r->dn, - (r->dn != NULL) ? strlen(r->dn) : 0); - - switch (r->mechanism) { - case LDAP_AUTH_MECH_SIMPLE: - /* context, primitive */ - asn1_push_tag(data, ASN1_CONTEXT_SIMPLE(0)); - asn1_write(data, r->creds.password, - strlen(r->creds.password)); - asn1_pop_tag(data); - break; - case LDAP_AUTH_MECH_SASL: - /* context, constructed */ - asn1_push_tag(data, ASN1_CONTEXT(3)); - asn1_write_OctetString(data, r->creds.SASL.mechanism, - strlen(r->creds.SASL.mechanism)); - if (r->creds.SASL.secblob) { - asn1_write_OctetString(data, r->creds.SASL.secblob->data, - r->creds.SASL.secblob->length); - } - asn1_pop_tag(data); - break; - default: - return false; - } - - asn1_pop_tag(data); - break; - } - case LDAP_TAG_BindResponse: { - struct ldap_BindResponse *r = &msg->r.BindResponse; - asn1_push_tag(data, ASN1_APPLICATION(msg->type)); - ldap_encode_response(data, &r->response); - if (r->SASL.secblob) { - asn1_write_ContextSimple(data, 7, r->SASL.secblob); - } - asn1_pop_tag(data); - break; - } - case LDAP_TAG_UnbindRequest: { -/* struct ldap_UnbindRequest *r = &msg->r.UnbindRequest; */ - break; - } - case LDAP_TAG_SearchRequest: { - struct ldap_SearchRequest *r = &msg->r.SearchRequest; - asn1_push_tag(data, ASN1_APPLICATION(msg->type)); - asn1_write_OctetString(data, r->basedn, strlen(r->basedn)); - asn1_write_enumerated(data, r->scope); - asn1_write_enumerated(data, r->deref); - asn1_write_Integer(data, r->sizelimit); - asn1_write_Integer(data, r->timelimit); - asn1_write_BOOLEAN(data, r->attributesonly); - - if (!ldap_push_filter(data, r->tree)) { - return false; - } - - asn1_push_tag(data, ASN1_SEQUENCE(0)); - for (i=0; i<r->num_attributes; i++) { - asn1_write_OctetString(data, r->attributes[i], - strlen(r->attributes[i])); - } - asn1_pop_tag(data); - asn1_pop_tag(data); - break; - } - case LDAP_TAG_SearchResultEntry: { - struct ldap_SearchResEntry *r = &msg->r.SearchResultEntry; - asn1_push_tag(data, ASN1_APPLICATION(msg->type)); - asn1_write_OctetString(data, r->dn, strlen(r->dn)); - asn1_push_tag(data, ASN1_SEQUENCE(0)); - for (i=0; i<r->num_attributes; i++) { - struct ldb_message_element *attr = &r->attributes[i]; - asn1_push_tag(data, ASN1_SEQUENCE(0)); - asn1_write_OctetString(data, attr->name, - strlen(attr->name)); - asn1_push_tag(data, ASN1_SEQUENCE(1)); - for (j=0; j<attr->num_values; j++) { - asn1_write_OctetString(data, - attr->values[j].data, - attr->values[j].length); - } - asn1_pop_tag(data); - asn1_pop_tag(data); - } - asn1_pop_tag(data); - asn1_pop_tag(data); - break; - } - case LDAP_TAG_SearchResultDone: { - struct ldap_Result *r = &msg->r.SearchResultDone; - asn1_push_tag(data, ASN1_APPLICATION(msg->type)); - ldap_encode_response(data, r); - asn1_pop_tag(data); - break; - } - case LDAP_TAG_ModifyRequest: { - struct ldap_ModifyRequest *r = &msg->r.ModifyRequest; - asn1_push_tag(data, ASN1_APPLICATION(msg->type)); - asn1_write_OctetString(data, r->dn, strlen(r->dn)); - asn1_push_tag(data, ASN1_SEQUENCE(0)); - - for (i=0; i<r->num_mods; i++) { - struct ldb_message_element *attrib = &r->mods[i].attrib; - asn1_push_tag(data, ASN1_SEQUENCE(0)); - asn1_write_enumerated(data, r->mods[i].type); - asn1_push_tag(data, ASN1_SEQUENCE(0)); - asn1_write_OctetString(data, attrib->name, - strlen(attrib->name)); - asn1_push_tag(data, ASN1_SET); - for (j=0; j<attrib->num_values; j++) { - asn1_write_OctetString(data, - attrib->values[j].data, - attrib->values[j].length); - - } - asn1_pop_tag(data); - asn1_pop_tag(data); - asn1_pop_tag(data); - } - - asn1_pop_tag(data); - asn1_pop_tag(data); - break; - } - case LDAP_TAG_ModifyResponse: { - struct ldap_Result *r = &msg->r.ModifyResponse; - asn1_push_tag(data, ASN1_APPLICATION(msg->type)); - ldap_encode_response(data, r); - asn1_pop_tag(data); - break; - } - case LDAP_TAG_AddRequest: { - struct ldap_AddRequest *r = &msg->r.AddRequest; - asn1_push_tag(data, ASN1_APPLICATION(msg->type)); - asn1_write_OctetString(data, r->dn, strlen(r->dn)); - asn1_push_tag(data, ASN1_SEQUENCE(0)); - - for (i=0; i<r->num_attributes; i++) { - struct ldb_message_element *attrib = &r->attributes[i]; - asn1_push_tag(data, ASN1_SEQUENCE(0)); - asn1_write_OctetString(data, attrib->name, - strlen(attrib->name)); - asn1_push_tag(data, ASN1_SET); - for (j=0; j<r->attributes[i].num_values; j++) { - asn1_write_OctetString(data, - attrib->values[j].data, - attrib->values[j].length); - } - asn1_pop_tag(data); - asn1_pop_tag(data); - } - asn1_pop_tag(data); - asn1_pop_tag(data); - break; - } - case LDAP_TAG_AddResponse: { - struct ldap_Result *r = &msg->r.AddResponse; - asn1_push_tag(data, ASN1_APPLICATION(msg->type)); - ldap_encode_response(data, r); - asn1_pop_tag(data); - break; - } - case LDAP_TAG_DelRequest: { - struct ldap_DelRequest *r = &msg->r.DelRequest; - asn1_push_tag(data, ASN1_APPLICATION_SIMPLE(msg->type)); - asn1_write(data, r->dn, strlen(r->dn)); - asn1_pop_tag(data); - break; - } - case LDAP_TAG_DelResponse: { - struct ldap_Result *r = &msg->r.DelResponse; - asn1_push_tag(data, ASN1_APPLICATION(msg->type)); - ldap_encode_response(data, r); - asn1_pop_tag(data); - break; - } - case LDAP_TAG_ModifyDNRequest: { - struct ldap_ModifyDNRequest *r = &msg->r.ModifyDNRequest; - asn1_push_tag(data, ASN1_APPLICATION(msg->type)); - asn1_write_OctetString(data, r->dn, strlen(r->dn)); - asn1_write_OctetString(data, r->newrdn, strlen(r->newrdn)); - asn1_write_BOOLEAN(data, r->deleteolddn); - if (r->newsuperior) { - asn1_push_tag(data, ASN1_CONTEXT_SIMPLE(0)); - asn1_write(data, r->newsuperior, - strlen(r->newsuperior)); - asn1_pop_tag(data); - } - asn1_pop_tag(data); - break; - } - case LDAP_TAG_ModifyDNResponse: { - struct ldap_Result *r = &msg->r.ModifyDNResponse; - asn1_push_tag(data, ASN1_APPLICATION(msg->type)); - ldap_encode_response(data, r); - asn1_pop_tag(data); - break; - } - case LDAP_TAG_CompareRequest: { - struct ldap_CompareRequest *r = &msg->r.CompareRequest; - asn1_push_tag(data, ASN1_APPLICATION(msg->type)); - asn1_write_OctetString(data, r->dn, strlen(r->dn)); - asn1_push_tag(data, ASN1_SEQUENCE(0)); - asn1_write_OctetString(data, r->attribute, - strlen(r->attribute)); - asn1_write_OctetString(data, r->value.data, - r->value.length); - asn1_pop_tag(data); - asn1_pop_tag(data); - break; - } - case LDAP_TAG_CompareResponse: { - struct ldap_Result *r = &msg->r.ModifyDNResponse; - asn1_push_tag(data, ASN1_APPLICATION(msg->type)); - ldap_encode_response(data, r); - asn1_pop_tag(data); - break; - } - case LDAP_TAG_AbandonRequest: { - struct ldap_AbandonRequest *r = &msg->r.AbandonRequest; - asn1_push_tag(data, ASN1_APPLICATION_SIMPLE(msg->type)); - asn1_write_implicit_Integer(data, r->messageid); - asn1_pop_tag(data); - break; - } - case LDAP_TAG_SearchResultReference: { - struct ldap_SearchResRef *r = &msg->r.SearchResultReference; - asn1_push_tag(data, ASN1_APPLICATION(msg->type)); - asn1_write_OctetString(data, r->referral, strlen(r->referral)); - asn1_pop_tag(data); - break; - } - case LDAP_TAG_ExtendedRequest: { - struct ldap_ExtendedRequest *r = &msg->r.ExtendedRequest; - asn1_push_tag(data, ASN1_APPLICATION(msg->type)); - asn1_push_tag(data, ASN1_CONTEXT_SIMPLE(0)); - asn1_write(data, r->oid, strlen(r->oid)); - asn1_pop_tag(data); - if (r->value) { - asn1_push_tag(data, ASN1_CONTEXT_SIMPLE(1)); - asn1_write(data, r->value->data, r->value->length); - asn1_pop_tag(data); - } - asn1_pop_tag(data); - break; - } - case LDAP_TAG_ExtendedResponse: { - struct ldap_ExtendedResponse *r = &msg->r.ExtendedResponse; - asn1_push_tag(data, ASN1_APPLICATION(msg->type)); - ldap_encode_response(data, &r->response); - if (r->oid) { - asn1_push_tag(data, ASN1_CONTEXT_SIMPLE(10)); - asn1_write(data, r->oid, strlen(r->oid)); - asn1_pop_tag(data); - } - if (r->value) { - asn1_push_tag(data, ASN1_CONTEXT_SIMPLE(11)); - asn1_write(data, r->value->data, r->value->length); - asn1_pop_tag(data); - } - asn1_pop_tag(data); - break; - } - default: - return false; - } - - if (msg->controls != NULL) { - asn1_push_tag(data, ASN1_CONTEXT(0)); - - for (i = 0; msg->controls[i] != NULL; i++) { - if (!ldap_encode_control(mem_ctx, data, msg->controls[i])) { - return false; - } - } - - asn1_pop_tag(data); - } - - asn1_pop_tag(data); - - if (data->has_error) { - asn1_free(data); - return false; - } - - *result = data_blob_talloc(mem_ctx, data->data, data->length); - asn1_free(data); - return true; -} - -static const char *blob2string_talloc(TALLOC_CTX *mem_ctx, - DATA_BLOB blob) -{ - char *result = talloc_array(mem_ctx, char, blob.length+1); - memcpy(result, blob.data, blob.length); - result[blob.length] = '\0'; - return result; -} - -bool asn1_read_OctetString_talloc(TALLOC_CTX *mem_ctx, - struct asn1_data *data, - const char **result) -{ - DATA_BLOB string; - if (!asn1_read_OctetString(data, mem_ctx, &string)) - return false; - *result = blob2string_talloc(mem_ctx, string); - data_blob_free(&string); - return true; -} - -static void ldap_decode_response(TALLOC_CTX *mem_ctx, - struct asn1_data *data, - struct ldap_Result *result) -{ - asn1_read_enumerated(data, &result->resultcode); - asn1_read_OctetString_talloc(mem_ctx, data, &result->dn); - asn1_read_OctetString_talloc(mem_ctx, data, &result->errormessage); - if (asn1_peek_tag(data, ASN1_CONTEXT(3))) { - asn1_start_tag(data, ASN1_CONTEXT(3)); - asn1_read_OctetString_talloc(mem_ctx, data, &result->referral); - asn1_end_tag(data); - } else { - result->referral = NULL; - } -} - -static struct ldb_val **ldap_decode_substring(TALLOC_CTX *mem_ctx, struct ldb_val **chunks, int chunk_num, char *value) -{ - - chunks = talloc_realloc(mem_ctx, chunks, struct ldb_val *, chunk_num + 2); - if (chunks == NULL) { - return NULL; - } - - chunks[chunk_num] = talloc(mem_ctx, struct ldb_val); - if (chunks[chunk_num] == NULL) { - return NULL; - } - - chunks[chunk_num]->data = (uint8_t *)talloc_strdup(mem_ctx, value); - if (chunks[chunk_num]->data == NULL) { - return NULL; - } - chunks[chunk_num]->length = strlen(value); - - chunks[chunk_num + 1] = '\0'; - - return chunks; -} - - -/* - parse the ASN.1 formatted search string into a ldb_parse_tree -*/ -static struct ldb_parse_tree *ldap_decode_filter_tree(TALLOC_CTX *mem_ctx, - struct asn1_data *data) -{ - uint8_t filter_tag; - struct ldb_parse_tree *ret; - - if (!asn1_peek_uint8(data, &filter_tag)) { - return NULL; - } - - filter_tag &= 0x1f; /* strip off the asn1 stuff */ - - ret = talloc(mem_ctx, struct ldb_parse_tree); - if (ret == NULL) return NULL; - - switch(filter_tag) { - case 0: - case 1: - /* AND or OR of one or more filters */ - ret->operation = (filter_tag == 0)?LDB_OP_AND:LDB_OP_OR; - ret->u.list.num_elements = 0; - ret->u.list.elements = NULL; - - if (!asn1_start_tag(data, ASN1_CONTEXT(filter_tag))) { - goto failed; - } - - while (asn1_tag_remaining(data) > 0) { - struct ldb_parse_tree *subtree; - subtree = ldap_decode_filter_tree(ret, data); - if (subtree == NULL) { - goto failed; - } - ret->u.list.elements = - talloc_realloc(ret, ret->u.list.elements, - struct ldb_parse_tree *, - ret->u.list.num_elements+1); - if (ret->u.list.elements == NULL) { - goto failed; - } - talloc_steal(ret->u.list.elements, subtree); - ret->u.list.elements[ret->u.list.num_elements] = subtree; - ret->u.list.num_elements++; - } - if (!asn1_end_tag(data)) { - goto failed; - } - break; - - case 2: - /* 'not' operation */ - if (!asn1_start_tag(data, ASN1_CONTEXT(filter_tag))) { - goto failed; - } - - ret->operation = LDB_OP_NOT; - ret->u.isnot.child = ldap_decode_filter_tree(ret, data); - if (ret->u.isnot.child == NULL) { - goto failed; - } - if (!asn1_end_tag(data)) { - goto failed; - } - break; - - case 3: { - /* equalityMatch */ - const char *attrib; - DATA_BLOB value; - - asn1_start_tag(data, ASN1_CONTEXT(filter_tag)); - asn1_read_OctetString_talloc(mem_ctx, data, &attrib); - asn1_read_OctetString(data, mem_ctx, &value); - asn1_end_tag(data); - if ((data->has_error) || (attrib == NULL) || (value.data == NULL)) { - goto failed; - } - - ret->operation = LDB_OP_EQUALITY; - ret->u.equality.attr = talloc_steal(ret, attrib); - ret->u.equality.value.data = talloc_steal(ret, value.data); - ret->u.equality.value.length = value.length; - break; - } - case 4: { - /* substrings */ - DATA_BLOB attr; - uint8_t subs_tag; - char *value; - int chunk_num = 0; - - if (!asn1_start_tag(data, ASN1_CONTEXT(filter_tag))) { - goto failed; - } - if (!asn1_read_OctetString(data, mem_ctx, &attr)) { - goto failed; - } - - ret->operation = LDB_OP_SUBSTRING; - ret->u.substring.attr = talloc_strndup(ret, (char *)attr.data, attr.length); - ret->u.substring.chunks = NULL; - ret->u.substring.start_with_wildcard = 1; - ret->u.substring.end_with_wildcard = 1; - - if (!asn1_start_tag(data, ASN1_SEQUENCE(0))) { - goto failed; - } - - while (asn1_tag_remaining(data)) { - asn1_peek_uint8(data, &subs_tag); - subs_tag &= 0x1f; /* strip off the asn1 stuff */ - if (subs_tag > 2) goto failed; - - asn1_start_tag(data, ASN1_CONTEXT_SIMPLE(subs_tag)); - asn1_read_LDAPString(data, mem_ctx, &value); - asn1_end_tag(data); - - switch (subs_tag) { - case 0: - if (ret->u.substring.chunks != NULL) { - /* initial value found in the middle */ - goto failed; - } - - ret->u.substring.chunks = ldap_decode_substring(ret, NULL, 0, value); - if (ret->u.substring.chunks == NULL) { - goto failed; - } - - ret->u.substring.start_with_wildcard = 0; - chunk_num = 1; - break; - - case 1: - if (ret->u.substring.end_with_wildcard == 0) { - /* "any" value found after a "final" value */ - goto failed; - } - - ret->u.substring.chunks = ldap_decode_substring(ret, - ret->u.substring.chunks, - chunk_num, - value); - if (ret->u.substring.chunks == NULL) { - goto failed; - } - - chunk_num++; - break; - - case 2: - ret->u.substring.chunks = ldap_decode_substring(ret, - ret->u.substring.chunks, - chunk_num, - value); - if (ret->u.substring.chunks == NULL) { - goto failed; - } - - ret->u.substring.end_with_wildcard = 0; - break; - - default: - goto failed; - } - - } - - if (!asn1_end_tag(data)) { /* SEQUENCE */ - goto failed; - } - - if (!asn1_end_tag(data)) { - goto failed; - } - break; - } - case 5: { - /* greaterOrEqual */ - const char *attrib; - DATA_BLOB value; - - asn1_start_tag(data, ASN1_CONTEXT(filter_tag)); - asn1_read_OctetString_talloc(mem_ctx, data, &attrib); - asn1_read_OctetString(data, mem_ctx, &value); - asn1_end_tag(data); - if ((data->has_error) || (attrib == NULL) || (value.data == NULL)) { - goto failed; - } - - ret->operation = LDB_OP_GREATER; - ret->u.comparison.attr = talloc_steal(ret, attrib); - ret->u.comparison.value.data = talloc_steal(ret, value.data); - ret->u.comparison.value.length = value.length; - break; - } - case 6: { - /* lessOrEqual */ - const char *attrib; - DATA_BLOB value; - - asn1_start_tag(data, ASN1_CONTEXT(filter_tag)); - asn1_read_OctetString_talloc(mem_ctx, data, &attrib); - asn1_read_OctetString(data, mem_ctx, &value); - asn1_end_tag(data); - if ((data->has_error) || (attrib == NULL) || (value.data == NULL)) { - goto failed; - } - - ret->operation = LDB_OP_LESS; - ret->u.comparison.attr = talloc_steal(ret, attrib); - ret->u.comparison.value.data = talloc_steal(ret, value.data); - ret->u.comparison.value.length = value.length; - break; - } - case 7: { - /* Normal presence, "attribute=*" */ - char *attr; - - if (!asn1_start_tag(data, ASN1_CONTEXT_SIMPLE(filter_tag))) { - goto failed; - } - if (!asn1_read_LDAPString(data, ret, &attr)) { - goto failed; - } - - ret->operation = LDB_OP_PRESENT; - ret->u.present.attr = talloc_steal(ret, attr); - - if (!asn1_end_tag(data)) { - goto failed; - } - break; - } - case 8: { - /* approx */ - const char *attrib; - DATA_BLOB value; - - asn1_start_tag(data, ASN1_CONTEXT(filter_tag)); - asn1_read_OctetString_talloc(mem_ctx, data, &attrib); - asn1_read_OctetString(data, mem_ctx, &value); - asn1_end_tag(data); - if ((data->has_error) || (attrib == NULL) || (value.data == NULL)) { - goto failed; - } - - ret->operation = LDB_OP_APPROX; - ret->u.comparison.attr = talloc_steal(ret, attrib); - ret->u.comparison.value.data = talloc_steal(ret, value.data); - ret->u.comparison.value.length = value.length; - break; - } - case 9: { - char *oid = NULL, *attr = NULL, *value; - uint8_t dnAttributes; - /* an extended search */ - if (!asn1_start_tag(data, ASN1_CONTEXT(filter_tag))) { - goto failed; - } - - /* FIXME: read carefully rfc2251.txt there are a number of 'MUST's - we need to check we properly implement --SSS */ - /* either oid or type must be defined */ - if (asn1_peek_tag(data, ASN1_CONTEXT_SIMPLE(1))) { /* optional */ - asn1_start_tag(data, ASN1_CONTEXT_SIMPLE(1)); - asn1_read_LDAPString(data, ret, &oid); - asn1_end_tag(data); - } - if (asn1_peek_tag(data, ASN1_CONTEXT_SIMPLE(2))) { /* optional */ - asn1_start_tag(data, ASN1_CONTEXT_SIMPLE(2)); - asn1_read_LDAPString(data, ret, &attr); - asn1_end_tag(data); - } - asn1_start_tag(data, ASN1_CONTEXT_SIMPLE(3)); - asn1_read_LDAPString(data, ret, &value); - asn1_end_tag(data); - /* dnAttributes is marked as BOOLEAN DEFAULT FALSE - it is not marked as OPTIONAL but openldap tools - do not set this unless it is to be set as TRUE - NOTE: openldap tools do not work with AD as it - seems that AD always requires the dnAttributes - boolean value to be set */ - if (asn1_peek_tag(data, ASN1_CONTEXT_SIMPLE(4))) { - asn1_start_tag(data, ASN1_CONTEXT_SIMPLE(4)); - asn1_read_uint8(data, &dnAttributes); - asn1_end_tag(data); - } else { - dnAttributes = 0; - } - if ((oid == NULL && attr == NULL) || (value == NULL)) { - goto failed; - } - - if (oid) { - ret->operation = LDB_OP_EXTENDED; - - /* From the RFC2251: If the type field is - absent and matchingRule is present, the matchValue is compared - against all attributes in an entry which support that matchingRule - */ - if (attr) { - ret->u.extended.attr = talloc_steal(ret, attr); - } else { - ret->u.extended.attr = talloc_strdup(ret, "*"); - } - ret->u.extended.rule_id = talloc_steal(ret, oid); - ret->u.extended.value.data = talloc_steal(ret, value); - ret->u.extended.value.length = strlen(value); - ret->u.extended.dnAttributes = dnAttributes; - } else { - ret->operation = LDB_OP_EQUALITY; - ret->u.equality.attr = talloc_steal(ret, attr); - ret->u.equality.value.data = talloc_steal(ret, value); - ret->u.equality.value.length = strlen(value); - } - if (!asn1_end_tag(data)) { - goto failed; - } - break; - } - - default: - goto failed; - } - - return ret; - -failed: - talloc_free(ret); - return NULL; -} - -/* Decode a single LDAP attribute, possibly containing multiple values */ -static void ldap_decode_attrib(TALLOC_CTX *mem_ctx, struct asn1_data *data, - struct ldb_message_element *attrib) -{ - asn1_start_tag(data, ASN1_SEQUENCE(0)); - asn1_read_OctetString_talloc(mem_ctx, data, &attrib->name); - asn1_start_tag(data, ASN1_SET); - while (asn1_peek_tag(data, ASN1_OCTET_STRING)) { - DATA_BLOB blob; - asn1_read_OctetString(data, mem_ctx, &blob); - add_value_to_attrib(mem_ctx, &blob, attrib); - } - asn1_end_tag(data); - asn1_end_tag(data); - -} - -/* Decode a set of LDAP attributes, as found in the dereference control */ -void ldap_decode_attribs_bare(TALLOC_CTX *mem_ctx, struct asn1_data *data, - struct ldb_message_element **attributes, - int *num_attributes) -{ - while (asn1_peek_tag(data, ASN1_SEQUENCE(0))) { - struct ldb_message_element attrib; - ZERO_STRUCT(attrib); - ldap_decode_attrib(mem_ctx, data, &attrib); - add_attrib_to_array_talloc(mem_ctx, &attrib, - attributes, num_attributes); - } -} - -/* Decode a set of LDAP attributes, as found in a search entry */ -static void ldap_decode_attribs(TALLOC_CTX *mem_ctx, struct asn1_data *data, - struct ldb_message_element **attributes, - int *num_attributes) -{ - asn1_start_tag(data, ASN1_SEQUENCE(0)); - ldap_decode_attribs_bare(mem_ctx, data, - attributes, num_attributes); - asn1_end_tag(data); -} - -/* This routine returns LDAP status codes */ - -_PUBLIC_ NTSTATUS ldap_decode(struct asn1_data *data, struct ldap_message *msg) -{ - uint8_t tag; - - asn1_start_tag(data, ASN1_SEQUENCE(0)); - asn1_read_Integer(data, &msg->messageid); - - if (!asn1_peek_uint8(data, &tag)) - return NT_STATUS_LDAP(LDAP_PROTOCOL_ERROR); - - switch(tag) { - - case ASN1_APPLICATION(LDAP_TAG_BindRequest): { - struct ldap_BindRequest *r = &msg->r.BindRequest; - msg->type = LDAP_TAG_BindRequest; - asn1_start_tag(data, tag); - asn1_read_Integer(data, &r->version); - asn1_read_OctetString_talloc(msg, data, &r->dn); - if (asn1_peek_tag(data, ASN1_CONTEXT_SIMPLE(0))) { - int pwlen; - r->creds.password = ""; - r->mechanism = LDAP_AUTH_MECH_SIMPLE; - asn1_start_tag(data, ASN1_CONTEXT_SIMPLE(0)); - pwlen = asn1_tag_remaining(data); - if (pwlen == -1) { - return NT_STATUS_LDAP(LDAP_PROTOCOL_ERROR); - } - if (pwlen != 0) { - char *pw = talloc_array(msg, char, pwlen+1); - if (!pw) { - return NT_STATUS_LDAP(LDAP_OPERATIONS_ERROR); - } - asn1_read(data, pw, pwlen); - pw[pwlen] = '\0'; - r->creds.password = pw; - } - asn1_end_tag(data); - } else if (asn1_peek_tag(data, ASN1_CONTEXT(3))){ - asn1_start_tag(data, ASN1_CONTEXT(3)); - r->mechanism = LDAP_AUTH_MECH_SASL; - asn1_read_OctetString_talloc(msg, data, &r->creds.SASL.mechanism); - if (asn1_peek_tag(data, ASN1_OCTET_STRING)) { /* optional */ - DATA_BLOB tmp_blob = data_blob(NULL, 0); - asn1_read_OctetString(data, msg, &tmp_blob); - r->creds.SASL.secblob = talloc(msg, DATA_BLOB); - if (!r->creds.SASL.secblob) { - return NT_STATUS_LDAP(LDAP_OPERATIONS_ERROR); - } - *r->creds.SASL.secblob = data_blob_talloc(r->creds.SASL.secblob, - tmp_blob.data, tmp_blob.length); - data_blob_free(&tmp_blob); - } else { - r->creds.SASL.secblob = NULL; - } - asn1_end_tag(data); - } else { - /* Neither Simple nor SASL bind */ - return NT_STATUS_LDAP(LDAP_PROTOCOL_ERROR); - } - asn1_end_tag(data); - break; - } - - case ASN1_APPLICATION(LDAP_TAG_BindResponse): { - struct ldap_BindResponse *r = &msg->r.BindResponse; - msg->type = LDAP_TAG_BindResponse; - asn1_start_tag(data, tag); - ldap_decode_response(msg, data, &r->response); - if (asn1_peek_tag(data, ASN1_CONTEXT_SIMPLE(7))) { - DATA_BLOB tmp_blob = data_blob(NULL, 0); - asn1_read_ContextSimple(data, 7, &tmp_blob); - r->SASL.secblob = talloc(msg, DATA_BLOB); - if (!r->SASL.secblob) { - return NT_STATUS_LDAP(LDAP_OPERATIONS_ERROR); - } - *r->SASL.secblob = data_blob_talloc(r->SASL.secblob, - tmp_blob.data, tmp_blob.length); - data_blob_free(&tmp_blob); - } else { - r->SASL.secblob = NULL; - } - asn1_end_tag(data); - break; - } - - case ASN1_APPLICATION_SIMPLE(LDAP_TAG_UnbindRequest): { - msg->type = LDAP_TAG_UnbindRequest; - asn1_start_tag(data, tag); - asn1_end_tag(data); - break; - } - - case ASN1_APPLICATION(LDAP_TAG_SearchRequest): { - struct ldap_SearchRequest *r = &msg->r.SearchRequest; - msg->type = LDAP_TAG_SearchRequest; - asn1_start_tag(data, tag); - asn1_read_OctetString_talloc(msg, data, &r->basedn); - asn1_read_enumerated(data, (int *)&(r->scope)); - asn1_read_enumerated(data, (int *)&(r->deref)); - asn1_read_Integer(data, &r->sizelimit); - asn1_read_Integer(data, &r->timelimit); - asn1_read_BOOLEAN(data, &r->attributesonly); - - r->tree = ldap_decode_filter_tree(msg, data); - if (r->tree == NULL) { - return NT_STATUS_LDAP(LDAP_PROTOCOL_ERROR); - } - - asn1_start_tag(data, ASN1_SEQUENCE(0)); - - r->num_attributes = 0; - r->attributes = NULL; - - while (asn1_tag_remaining(data) > 0) { - - const char *attr; - if (!asn1_read_OctetString_talloc(msg, data, - &attr)) - return NT_STATUS_LDAP(LDAP_PROTOCOL_ERROR); - if (!add_string_to_array(msg, attr, - &r->attributes, - &r->num_attributes)) - return NT_STATUS_LDAP(LDAP_PROTOCOL_ERROR); - } - - asn1_end_tag(data); - asn1_end_tag(data); - break; - } - - case ASN1_APPLICATION(LDAP_TAG_SearchResultEntry): { - struct ldap_SearchResEntry *r = &msg->r.SearchResultEntry; - msg->type = LDAP_TAG_SearchResultEntry; - r->attributes = NULL; - r->num_attributes = 0; - asn1_start_tag(data, tag); - asn1_read_OctetString_talloc(msg, data, &r->dn); - ldap_decode_attribs(msg, data, &r->attributes, - &r->num_attributes); - asn1_end_tag(data); - break; - } - - case ASN1_APPLICATION(LDAP_TAG_SearchResultDone): { - struct ldap_Result *r = &msg->r.SearchResultDone; - msg->type = LDAP_TAG_SearchResultDone; - asn1_start_tag(data, tag); - ldap_decode_response(msg, data, r); - asn1_end_tag(data); - break; - } - - case ASN1_APPLICATION(LDAP_TAG_SearchResultReference): { - struct ldap_SearchResRef *r = &msg->r.SearchResultReference; - msg->type = LDAP_TAG_SearchResultReference; - asn1_start_tag(data, tag); - asn1_read_OctetString_talloc(msg, data, &r->referral); - asn1_end_tag(data); - break; - } - - case ASN1_APPLICATION(LDAP_TAG_ModifyRequest): { - struct ldap_ModifyRequest *r = &msg->r.ModifyRequest; - msg->type = LDAP_TAG_ModifyRequest; - asn1_start_tag(data, ASN1_APPLICATION(LDAP_TAG_ModifyRequest)); - asn1_read_OctetString_talloc(msg, data, &r->dn); - asn1_start_tag(data, ASN1_SEQUENCE(0)); - - r->num_mods = 0; - r->mods = NULL; - - while (asn1_tag_remaining(data) > 0) { - struct ldap_mod mod; - int v; - ZERO_STRUCT(mod); - asn1_start_tag(data, ASN1_SEQUENCE(0)); - asn1_read_enumerated(data, &v); - mod.type = v; - ldap_decode_attrib(msg, data, &mod.attrib); - asn1_end_tag(data); - if (!add_mod_to_array_talloc(msg, &mod, - &r->mods, &r->num_mods)) { - return NT_STATUS_LDAP(LDAP_OPERATIONS_ERROR); - } - } - - asn1_end_tag(data); - asn1_end_tag(data); - break; - } - - case ASN1_APPLICATION(LDAP_TAG_ModifyResponse): { - struct ldap_Result *r = &msg->r.ModifyResponse; - msg->type = LDAP_TAG_ModifyResponse; - asn1_start_tag(data, tag); - ldap_decode_response(msg, data, r); - asn1_end_tag(data); - break; - } - - case ASN1_APPLICATION(LDAP_TAG_AddRequest): { - struct ldap_AddRequest *r = &msg->r.AddRequest; - msg->type = LDAP_TAG_AddRequest; - asn1_start_tag(data, tag); - asn1_read_OctetString_talloc(msg, data, &r->dn); - - r->attributes = NULL; - r->num_attributes = 0; - ldap_decode_attribs(msg, data, &r->attributes, - &r->num_attributes); - - asn1_end_tag(data); - break; - } - - case ASN1_APPLICATION(LDAP_TAG_AddResponse): { - struct ldap_Result *r = &msg->r.AddResponse; - msg->type = LDAP_TAG_AddResponse; - asn1_start_tag(data, tag); - ldap_decode_response(msg, data, r); - asn1_end_tag(data); - break; - } - - case ASN1_APPLICATION_SIMPLE(LDAP_TAG_DelRequest): { - struct ldap_DelRequest *r = &msg->r.DelRequest; - int len; - char *dn; - msg->type = LDAP_TAG_DelRequest; - asn1_start_tag(data, - ASN1_APPLICATION_SIMPLE(LDAP_TAG_DelRequest)); - len = asn1_tag_remaining(data); - if (len == -1) { - return NT_STATUS_LDAP(LDAP_PROTOCOL_ERROR); - } - dn = talloc_array(msg, char, len+1); - if (dn == NULL) - break; - asn1_read(data, dn, len); - dn[len] = '\0'; - r->dn = dn; - asn1_end_tag(data); - break; - } - - case ASN1_APPLICATION(LDAP_TAG_DelResponse): { - struct ldap_Result *r = &msg->r.DelResponse; - msg->type = LDAP_TAG_DelResponse; - asn1_start_tag(data, tag); - ldap_decode_response(msg, data, r); - asn1_end_tag(data); - break; - } - - case ASN1_APPLICATION(LDAP_TAG_ModifyDNRequest): { - struct ldap_ModifyDNRequest *r = &msg->r.ModifyDNRequest; - msg->type = LDAP_TAG_ModifyDNRequest; - asn1_start_tag(data, - ASN1_APPLICATION(LDAP_TAG_ModifyDNRequest)); - asn1_read_OctetString_talloc(msg, data, &r->dn); - asn1_read_OctetString_talloc(msg, data, &r->newrdn); - asn1_read_BOOLEAN(data, &r->deleteolddn); - r->newsuperior = NULL; - if (asn1_tag_remaining(data) > 0) { - int len; - char *newsup; - asn1_start_tag(data, ASN1_CONTEXT_SIMPLE(0)); - len = asn1_tag_remaining(data); - if (len == -1) { - return NT_STATUS_LDAP(LDAP_PROTOCOL_ERROR); - } - newsup = talloc_array(msg, char, len+1); - if (newsup == NULL) { - return NT_STATUS_LDAP(LDAP_OPERATIONS_ERROR); - } - asn1_read(data, newsup, len); - newsup[len] = '\0'; - r->newsuperior = newsup; - asn1_end_tag(data); - } - asn1_end_tag(data); - break; - } - - case ASN1_APPLICATION(LDAP_TAG_ModifyDNResponse): { - struct ldap_Result *r = &msg->r.ModifyDNResponse; - msg->type = LDAP_TAG_ModifyDNResponse; - asn1_start_tag(data, tag); - ldap_decode_response(msg, data, r); - asn1_end_tag(data); - break; - } - - case ASN1_APPLICATION(LDAP_TAG_CompareRequest): { - struct ldap_CompareRequest *r = &msg->r.CompareRequest; - msg->type = LDAP_TAG_CompareRequest; - asn1_start_tag(data, - ASN1_APPLICATION(LDAP_TAG_CompareRequest)); - asn1_read_OctetString_talloc(msg, data, &r->dn); - asn1_start_tag(data, ASN1_SEQUENCE(0)); - asn1_read_OctetString_talloc(msg, data, &r->attribute); - asn1_read_OctetString(data, msg, &r->value); - if (r->value.data) { - talloc_steal(msg, r->value.data); - } - asn1_end_tag(data); - asn1_end_tag(data); - break; - } - - case ASN1_APPLICATION(LDAP_TAG_CompareResponse): { - struct ldap_Result *r = &msg->r.CompareResponse; - msg->type = LDAP_TAG_CompareResponse; - asn1_start_tag(data, tag); - ldap_decode_response(msg, data, r); - asn1_end_tag(data); - break; - } - - case ASN1_APPLICATION_SIMPLE(LDAP_TAG_AbandonRequest): { - struct ldap_AbandonRequest *r = &msg->r.AbandonRequest; - msg->type = LDAP_TAG_AbandonRequest; - asn1_start_tag(data, tag); - asn1_read_implicit_Integer(data, &r->messageid); - asn1_end_tag(data); - break; - } - - case ASN1_APPLICATION(LDAP_TAG_ExtendedRequest): { - struct ldap_ExtendedRequest *r = &msg->r.ExtendedRequest; - DATA_BLOB tmp_blob = data_blob(NULL, 0); - - msg->type = LDAP_TAG_ExtendedRequest; - asn1_start_tag(data,tag); - if (!asn1_read_ContextSimple(data, 0, &tmp_blob)) { - return NT_STATUS_LDAP(LDAP_PROTOCOL_ERROR); - } - r->oid = blob2string_talloc(msg, tmp_blob); - data_blob_free(&tmp_blob); - if (!r->oid) { - return NT_STATUS_LDAP(LDAP_OPERATIONS_ERROR); - } - - if (asn1_peek_tag(data, ASN1_CONTEXT_SIMPLE(1))) { - asn1_read_ContextSimple(data, 1, &tmp_blob); - r->value = talloc(msg, DATA_BLOB); - if (!r->value) { - return NT_STATUS_LDAP(LDAP_OPERATIONS_ERROR); - } - *r->value = data_blob_talloc(r->value, tmp_blob.data, tmp_blob.length); - data_blob_free(&tmp_blob); - } else { - r->value = NULL; - } - - asn1_end_tag(data); - break; - } - - case ASN1_APPLICATION(LDAP_TAG_ExtendedResponse): { - struct ldap_ExtendedResponse *r = &msg->r.ExtendedResponse; - DATA_BLOB tmp_blob = data_blob(NULL, 0); - - msg->type = LDAP_TAG_ExtendedResponse; - asn1_start_tag(data, tag); - ldap_decode_response(msg, data, &r->response); - - if (asn1_peek_tag(data, ASN1_CONTEXT_SIMPLE(10))) { - asn1_read_ContextSimple(data, 1, &tmp_blob); - r->oid = blob2string_talloc(msg, tmp_blob); - data_blob_free(&tmp_blob); - if (!r->oid) { - return NT_STATUS_LDAP(LDAP_OPERATIONS_ERROR); - } - } else { - r->oid = NULL; - } - - if (asn1_peek_tag(data, ASN1_CONTEXT_SIMPLE(11))) { - asn1_read_ContextSimple(data, 1, &tmp_blob); - r->value = talloc(msg, DATA_BLOB); - if (!r->value) { - return NT_STATUS_LDAP(LDAP_OPERATIONS_ERROR); - } - *r->value = data_blob_talloc(r->value, tmp_blob.data, tmp_blob.length); - data_blob_free(&tmp_blob); - } else { - r->value = NULL; - } - - asn1_end_tag(data); - break; - } - default: - return NT_STATUS_LDAP(LDAP_PROTOCOL_ERROR); - } - - msg->controls = NULL; - msg->controls_decoded = NULL; - - if (asn1_peek_tag(data, ASN1_CONTEXT(0))) { - int i = 0; - struct ldb_control **ctrl = NULL; - bool *decoded = NULL; - - asn1_start_tag(data, ASN1_CONTEXT(0)); - - while (asn1_peek_tag(data, ASN1_SEQUENCE(0))) { - DATA_BLOB value; - /* asn1_start_tag(data, ASN1_SEQUENCE(0)); */ - - ctrl = talloc_realloc(msg, ctrl, struct ldb_control *, i+2); - if (!ctrl) { - return NT_STATUS_LDAP(LDAP_OPERATIONS_ERROR); - } - - decoded = talloc_realloc(msg, decoded, bool, i+1); - if (!decoded) { - return NT_STATUS_LDAP(LDAP_OPERATIONS_ERROR); - } - - ctrl[i] = talloc(ctrl, struct ldb_control); - if (!ctrl[i]) { - return NT_STATUS_LDAP(LDAP_OPERATIONS_ERROR); - } - - if (!ldap_decode_control_wrapper(ctrl, data, ctrl[i], &value)) { - return NT_STATUS_LDAP(LDAP_PROTOCOL_ERROR); - } - - if (!ldap_decode_control_value(ctrl, value, ctrl[i])) { - if (ctrl[i]->critical) { - ctrl[i]->data = NULL; - decoded[i] = false; - i++; - } else { - talloc_free(ctrl[i]); - ctrl[i] = NULL; - } - } else { - decoded[i] = true; - i++; - } - } - - if (ctrl != NULL) { - ctrl[i] = NULL; - } - - msg->controls = ctrl; - msg->controls_decoded = decoded; - - asn1_end_tag(data); - } - - asn1_end_tag(data); - if ((data->has_error) || (data->nesting != NULL)) { - return NT_STATUS_LDAP(LDAP_PROTOCOL_ERROR); - } - return NT_STATUS_OK; -} - - -/* - return NT_STATUS_OK if a blob has enough bytes in it to be a full - ldap packet. Set packet_size if true. -*/ -NTSTATUS ldap_full_packet(void *private_data, DATA_BLOB blob, size_t *packet_size) -{ - return asn1_full_tag(blob, ASN1_SEQUENCE(0), packet_size); -} diff --git a/source4/libcli/ldap/ldap_message.h b/source4/libcli/ldap/ldap_message.h deleted file mode 100644 index 47ee724e97..0000000000 --- a/source4/libcli/ldap/ldap_message.h +++ /dev/null @@ -1,225 +0,0 @@ -/* - Unix SMB/CIFS Implementation. - LDAP protocol helper functions for SAMBA - Copyright (C) Volker Lendecke 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 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 _LIBCLI_LDAP_MESSAGE_H_ -#define _LIBCLI_LDAP_MESSAGE_H_ - -#include "libcli/ldap/ldap_errors.h" -#include "lib/ldb/include/ldb.h" - -enum ldap_request_tag { - LDAP_TAG_BindRequest = 0, - LDAP_TAG_BindResponse = 1, - LDAP_TAG_UnbindRequest = 2, - LDAP_TAG_SearchRequest = 3, - LDAP_TAG_SearchResultEntry = 4, - LDAP_TAG_SearchResultDone = 5, - LDAP_TAG_ModifyRequest = 6, - LDAP_TAG_ModifyResponse = 7, - LDAP_TAG_AddRequest = 8, - LDAP_TAG_AddResponse = 9, - LDAP_TAG_DelRequest = 10, - LDAP_TAG_DelResponse = 11, - LDAP_TAG_ModifyDNRequest = 12, - LDAP_TAG_ModifyDNResponse = 13, - LDAP_TAG_CompareRequest = 14, - LDAP_TAG_CompareResponse = 15, - LDAP_TAG_AbandonRequest = 16, - LDAP_TAG_SearchResultReference = 19, - LDAP_TAG_ExtendedRequest = 23, - LDAP_TAG_ExtendedResponse = 24 -}; - -enum ldap_auth_mechanism { - LDAP_AUTH_MECH_SIMPLE = 0, - LDAP_AUTH_MECH_SASL = 3 -}; - -struct ldap_Result { - int resultcode; - const char *dn; - const char *errormessage; - const char *referral; -}; - -struct ldap_BindRequest { - int version; - const char *dn; - enum ldap_auth_mechanism mechanism; - union { - const char *password; - struct { - const char *mechanism; - DATA_BLOB *secblob;/* optional */ - } SASL; - } creds; -}; - -struct ldap_BindResponse { - struct ldap_Result response; - union { - DATA_BLOB *secblob;/* optional */ - } SASL; -}; - -struct ldap_UnbindRequest { - uint8_t __dummy; -}; - -enum ldap_scope { - LDAP_SEARCH_SCOPE_BASE = 0, - LDAP_SEARCH_SCOPE_SINGLE = 1, - LDAP_SEARCH_SCOPE_SUB = 2 -}; - -enum ldap_deref { - LDAP_DEREFERENCE_NEVER = 0, - LDAP_DEREFERENCE_IN_SEARCHING = 1, - LDAP_DEREFERENCE_FINDING_BASE = 2, - LDAP_DEREFERENCE_ALWAYS -}; - -struct ldap_SearchRequest { - const char *basedn; - enum ldap_scope scope; - enum ldap_deref deref; - uint32_t timelimit; - uint32_t sizelimit; - bool attributesonly; - struct ldb_parse_tree *tree; - int num_attributes; - const char * const *attributes; -}; - -struct ldap_SearchResEntry { - const char *dn; - int num_attributes; - struct ldb_message_element *attributes; -}; - -struct ldap_SearchResRef { - const char *referral; -}; - -enum ldap_modify_type { - LDAP_MODIFY_NONE = -1, - LDAP_MODIFY_ADD = 0, - LDAP_MODIFY_DELETE = 1, - LDAP_MODIFY_REPLACE = 2 -}; - -struct ldap_mod { - enum ldap_modify_type type; - struct ldb_message_element attrib; -}; - -struct ldap_ModifyRequest { - const char *dn; - int num_mods; - struct ldap_mod *mods; -}; - -struct ldap_AddRequest { - const char *dn; - int num_attributes; - struct ldb_message_element *attributes; -}; - -struct ldap_DelRequest { - const char *dn; -}; - -struct ldap_ModifyDNRequest { - const char *dn; - const char *newrdn; - bool deleteolddn; - const char *newsuperior;/* optional */ -}; - -struct ldap_CompareRequest { - const char *dn; - const char *attribute; - DATA_BLOB value; -}; - -struct ldap_AbandonRequest { - uint32_t messageid; -}; - -struct ldap_ExtendedRequest { - const char *oid; - DATA_BLOB *value;/* optional */ -}; - -struct ldap_ExtendedResponse { - struct ldap_Result response; - const char *oid;/* optional */ - DATA_BLOB *value;/* optional */ -}; - -union ldap_Request { - struct ldap_Result GeneralResult; - struct ldap_BindRequest BindRequest; - struct ldap_BindResponse BindResponse; - struct ldap_UnbindRequest UnbindRequest; - struct ldap_SearchRequest SearchRequest; - struct ldap_SearchResEntry SearchResultEntry; - struct ldap_Result SearchResultDone; - struct ldap_SearchResRef SearchResultReference; - struct ldap_ModifyRequest ModifyRequest; - struct ldap_Result ModifyResponse; - struct ldap_AddRequest AddRequest; - struct ldap_Result AddResponse; - struct ldap_DelRequest DelRequest; - struct ldap_Result DelResponse; - struct ldap_ModifyDNRequest ModifyDNRequest; - struct ldap_Result ModifyDNResponse; - struct ldap_CompareRequest CompareRequest; - struct ldap_Result CompareResponse; - struct ldap_AbandonRequest AbandonRequest; - struct ldap_ExtendedRequest ExtendedRequest; - struct ldap_ExtendedResponse ExtendedResponse; -}; - - -struct ldap_message { - int messageid; - enum ldap_request_tag type; - union ldap_Request r; - struct ldb_control **controls; - bool *controls_decoded; -}; - -struct asn1_data; - -struct ldap_message *new_ldap_message(TALLOC_CTX *mem_ctx); -NTSTATUS ldap_decode(struct asn1_data *data, struct ldap_message *msg); -bool ldap_encode(struct ldap_message *msg, DATA_BLOB *result, TALLOC_CTX *mem_ctx); -NTSTATUS ldap_full_packet(void *private_data, DATA_BLOB blob, size_t *packet_size); - -bool asn1_read_OctetString_talloc(TALLOC_CTX *mem_ctx, - struct asn1_data *data, - const char **result); - -void ldap_decode_attribs_bare(TALLOC_CTX *mem_ctx, struct asn1_data *data, - struct ldb_message_element **attributes, - int *num_attributes); - -#endif |