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authorAndrew Bartlett <abartlet@samba.org>2009-03-27 12:16:17 +1100
committerAndrew Bartlett <abartlet@samba.org>2009-04-14 16:23:43 +1000
commitdf8e1908ef9969ce95a5102959c27491fa7bfa03 (patch)
tree95fe651105ce0269d328cec4518aa80b6047a47d /source4/libnet
parent27815a71a99f43a531f27427eeb32ab34b0aa642 (diff)
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Use common samsync delta decryption functions in libnet_samsync.c
Andrew Bartlett
Diffstat (limited to 'source4/libnet')
-rw-r--r--source4/libnet/libnet_samsync.c136
1 files changed, 2 insertions, 134 deletions
diff --git a/source4/libnet/libnet_samsync.c b/source4/libnet/libnet_samsync.c
index 51e49e94a0..80111fe757 100644
--- a/source4/libnet/libnet_samsync.c
+++ b/source4/libnet/libnet_samsync.c
@@ -23,6 +23,7 @@
#include "includes.h"
#include "libnet/libnet.h"
#include "libcli/auth/libcli_auth.h"
+#include "../libcli/samsync/samsync.h"
#include "auth/gensec/gensec.h"
#include "auth/credentials/credentials.h"
#include "auth/gensec/schannel_proto.h"
@@ -30,139 +31,6 @@
#include "librpc/gen_ndr/ndr_netlogon_c.h"
#include "param/param.h"
-
-/**
- * Decrypt and extract the user's passwords.
- *
- * The writes decrypted (no longer 'RID encrypted' or arcfour encrypted) passwords back into the structure
- */
-static NTSTATUS fix_user(TALLOC_CTX *mem_ctx,
- struct creds_CredentialState *creds,
- bool rid_crypt,
- enum netr_SamDatabaseID database,
- struct netr_DELTA_ENUM *delta,
- char **error_string)
-{
-
- uint32_t rid = delta->delta_id_union.rid;
- struct netr_DELTA_USER *user = delta->delta_union.user;
- struct samr_Password lm_hash;
- struct samr_Password nt_hash;
- const char *username = user->account_name.string;
-
- if (rid_crypt) {
- if (user->lm_password_present) {
- sam_rid_crypt(rid, user->lmpassword.hash, lm_hash.hash, 0);
- user->lmpassword = lm_hash;
- }
-
- if (user->nt_password_present) {
- sam_rid_crypt(rid, user->ntpassword.hash, nt_hash.hash, 0);
- user->ntpassword = nt_hash;
- }
- }
-
- if (user->user_private_info.SensitiveData) {
- DATA_BLOB data;
- struct netr_USER_KEYS keys;
- enum ndr_err_code ndr_err;
- data.data = user->user_private_info.SensitiveData;
- data.length = user->user_private_info.DataLength;
- creds_arcfour_crypt(creds, data.data, data.length);
- user->user_private_info.SensitiveData = data.data;
- user->user_private_info.DataLength = data.length;
-
- ndr_err = ndr_pull_struct_blob(&data, mem_ctx, NULL, &keys, (ndr_pull_flags_fn_t)ndr_pull_netr_USER_KEYS);
- if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
- *error_string = talloc_asprintf(mem_ctx, "Failed to parse Sensitive Data for %s:", username);
- dump_data(10, data.data, data.length);
- return ndr_map_error2ntstatus(ndr_err);
- }
-
- if (keys.keys.keys2.lmpassword.length == 16) {
- if (rid_crypt) {
- sam_rid_crypt(rid, keys.keys.keys2.lmpassword.pwd.hash, lm_hash.hash, 0);
- user->lmpassword = lm_hash;
- } else {
- user->lmpassword = keys.keys.keys2.lmpassword.pwd;
- }
- user->lm_password_present = true;
- }
- if (keys.keys.keys2.ntpassword.length == 16) {
- if (rid_crypt) {
- sam_rid_crypt(rid, keys.keys.keys2.ntpassword.pwd.hash, nt_hash.hash, 0);
- user->ntpassword = nt_hash;
- } else {
- user->ntpassword = keys.keys.keys2.ntpassword.pwd;
- }
- user->nt_password_present = true;
- }
- /* TODO: rid decrypt history fields */
- }
- return NT_STATUS_OK;
-}
-
-/**
- * Decrypt and extract the secrets
- *
- * The writes decrypted secrets back into the structure
- */
-static NTSTATUS fix_secret(TALLOC_CTX *mem_ctx,
- struct creds_CredentialState *creds,
- enum netr_SamDatabaseID database,
- struct netr_DELTA_ENUM *delta,
- char **error_string)
-{
- struct netr_DELTA_SECRET *secret = delta->delta_union.secret;
- creds_arcfour_crypt(creds, secret->current_cipher.cipher_data,
- secret->current_cipher.maxlen);
-
- creds_arcfour_crypt(creds, secret->old_cipher.cipher_data,
- secret->old_cipher.maxlen);
-
- return NT_STATUS_OK;
-}
-
-/**
- * Fix up the delta, dealing with encryption issues so that the final
- * callback need only do the printing or application logic
- */
-
-static NTSTATUS fix_delta(TALLOC_CTX *mem_ctx,
- struct creds_CredentialState *creds,
- bool rid_crypt,
- enum netr_SamDatabaseID database,
- struct netr_DELTA_ENUM *delta,
- char **error_string)
-{
- NTSTATUS nt_status = NT_STATUS_OK;
- *error_string = NULL;
- switch (delta->delta_type) {
- case NETR_DELTA_USER:
- {
- nt_status = fix_user(mem_ctx,
- creds,
- rid_crypt,
- database,
- delta,
- error_string);
- break;
- }
- case NETR_DELTA_SECRET:
- {
- nt_status = fix_secret(mem_ctx,
- creds,
- database,
- delta,
- error_string);
- break;
- }
- default:
- break;
- }
- return nt_status;
-}
-
NTSTATUS libnet_SamSync_netlogon(struct libnet_context *ctx, TALLOC_CTX *mem_ctx, struct libnet_SamSync *r)
{
NTSTATUS nt_status, dbsync_nt_status;
@@ -177,7 +45,7 @@ NTSTATUS libnet_SamSync_netlogon(struct libnet_context *ctx, TALLOC_CTX *mem_ctx
struct libnet_RpcConnect *c;
struct libnet_SamSync_state *state;
const enum netr_SamDatabaseID database_ids[] = {SAM_DATABASE_DOMAIN, SAM_DATABASE_BUILTIN, SAM_DATABASE_PRIVS};
- int i;
+f int i;
samsync_ctx = talloc_named(mem_ctx, 0, "SamSync top context");