diff options
| -rw-r--r-- | source4/libnet/userman.c | 567 |
1 files changed, 233 insertions, 334 deletions
diff --git a/source4/libnet/userman.c b/source4/libnet/userman.c index 2efb892155..0b5f15a118 100644 --- a/source4/libnet/userman.c +++ b/source4/libnet/userman.c @@ -32,12 +32,7 @@ * Composite USER ADD functionality */ -static void useradd_handler(struct rpc_request*); - -enum useradd_stage { USERADD_CREATE }; - struct useradd_state { - enum useradd_stage stage; struct dcerpc_pipe *pipe; struct rpc_request *req; struct policy_handle domain_handle; @@ -50,64 +45,46 @@ struct useradd_state { }; +static void continue_useradd_create(struct rpc_request *req); + + /** * Stage 1 (and the only one for now): Create user account. */ -static NTSTATUS useradd_create(struct composite_context *c, - struct useradd_state *s) +static void continue_useradd_create(struct rpc_request *req) { + struct composite_context *c; + struct useradd_state *s; + + c = talloc_get_type(req->async.private_data, struct composite_context); + s = talloc_get_type(c->private_data, struct useradd_state); + + /* check rpc layer status code */ c->status = dcerpc_ndr_request_recv(s->req); - NT_STATUS_NOT_OK_RETURN(c->status); + if (!composite_is_ok(c)) return; - /* return the actual function call status */ + /* check create user call status code */ c->status = s->createuser.out.result; - - c->state = COMPOSITE_STATE_DONE; - return c->status; -} + /* get created user account data */ + s->user_handle = *s->createuser.out.user_handle; + s->user_rid = *s->createuser.out.rid; -/** - * Event handler for asynchronous request. Handles transition through - * intermediate stages of the call. - * - * @param req rpc call context - */ -static void useradd_handler(struct rpc_request *req) -{ - struct composite_context *c = req->async.private_data; - struct useradd_state *s = talloc_get_type(c->private_data, struct useradd_state); - struct monitor_msg msg; - struct msg_rpc_create_user *rpc_create; - - switch (s->stage) { - case USERADD_CREATE: - c->status = useradd_create(c, s); - - /* prepare a message to pass to monitor function */ - msg.type = mon_SamrCreateUser; - rpc_create = talloc(s, struct msg_rpc_create_user); - rpc_create->rid = *s->createuser.out.rid; - msg.data = (void*)rpc_create; - msg.data_size = sizeof(*rpc_create); - break; - } + /* issue a monitor message */ + if (s->monitor_fn) { + struct monitor_msg msg; + struct msg_rpc_create_user rpc_create; - /* are we ok so far ? */ - if (!NT_STATUS_IS_OK(c->status)) { - c->state = COMPOSITE_STATE_ERROR; - } + rpc_create.rid = *s->createuser.out.rid; - /* call monitor function provided the pointer has been passed */ - if (s->monitor_fn) { + msg.type = mon_SamrCreateUser; + msg.data = (void*)&rpc_create; + msg.data_size = sizeof(rpc_create); + s->monitor_fn(&msg); } - - /* are we done yet ? */ - if (c->state >= COMPOSITE_STATE_DONE && - c->async.fn) { - c->async.fn(c); - } + + composite_done(c); } @@ -158,11 +135,7 @@ struct composite_context *libnet_rpc_useradd_send(struct dcerpc_pipe *p, s->req = dcerpc_samr_CreateUser_send(p, c, &s->createuser); if (composite_nomem(s->req, c)) return c; - /* callback handler for continuation */ - s->req->async.callback = useradd_handler; - s->req->async.private_data = c; - s->stage = USERADD_CREATE; - + composite_continue_rpc(c, s->req, continue_useradd_create, c); return c; } @@ -218,14 +191,9 @@ NTSTATUS libnet_rpc_useradd(struct dcerpc_pipe *p, * Composite USER DELETE functionality */ -static void userdel_handler(struct rpc_request*); - -enum userdel_stage { USERDEL_LOOKUP, USERDEL_OPEN, USERDEL_DELETE }; struct userdel_state { - enum userdel_stage stage; struct dcerpc_pipe *pipe; - struct rpc_request *req; struct policy_handle domain_handle; struct policy_handle user_handle; struct samr_LookupNames lookupname; @@ -237,166 +205,155 @@ struct userdel_state { }; +static void continue_userdel_name_found(struct rpc_request *req); +static void continue_userdel_user_opened(struct rpc_request* req); +static void continue_userdel_deleted(struct rpc_request *req); + + /** * Stage 1: Lookup the user name and resolve it to rid */ -static NTSTATUS userdel_lookup(struct composite_context *c, - struct userdel_state *s) +static void continue_userdel_name_found(struct rpc_request *req) { - /* receive samr_LookupNames result */ - c->status = dcerpc_ndr_request_recv(s->req); + struct composite_context *c; + struct userdel_state *s; + struct rpc_request *openuser_req; + struct monitor_msg msg; - /* check rpc layer status */ - NT_STATUS_NOT_OK_RETURN(c->status); + c = talloc_get_type(req->async.private_data, struct composite_context); + s = talloc_get_type(c->private_data, struct userdel_state); - /* check the call itself status */ - NT_STATUS_NOT_OK_RETURN(s->lookupname.out.result); + /* receive samr_LookupNames result */ + c->status = dcerpc_ndr_request_recv(req); + if (!composite_is_ok(c)) return; + + c->status = s->lookupname.out.result; + if (!NT_STATUS_IS_OK(c->status)) { + composite_error(c, c->status); + return; + } /* what to do when there's no user account to delete and what if there's more than one rid resolved */ if (!s->lookupname.out.rids.count) { c->status = NT_STATUS_NO_SUCH_USER; composite_error(c, c->status); + return; } else if (!s->lookupname.out.rids.count > 1) { c->status = NT_STATUS_INVALID_ACCOUNT_NAME; composite_error(c, c->status); + return; } - /* prepare the next rpc call arguments */ + /* issue a monitor message */ + if (s->monitor_fn) { + struct msg_rpc_lookup_name msg_lookup; + + msg_lookup.rid = s->lookupname.out.rids.ids; + msg_lookup.count = s->lookupname.out.rids.count; + + msg.type = mon_SamrLookupName; + msg.data = (void*)&msg_lookup; + msg.data_size = sizeof(msg_lookup); + s->monitor_fn(&msg); + } + + /* prepare the arguments for rpc call */ s->openuser.in.domain_handle = &s->domain_handle; s->openuser.in.rid = s->lookupname.out.rids.ids[0]; s->openuser.in.access_mask = SEC_FLAG_MAXIMUM_ALLOWED; s->openuser.out.user_handle = &s->user_handle; /* send rpc request */ - s->req = dcerpc_samr_OpenUser_send(s->pipe, c, &s->openuser); - if (s->req == NULL) return NT_STATUS_NO_MEMORY; + openuser_req = dcerpc_samr_OpenUser_send(s->pipe, c, &s->openuser); + if (composite_nomem(openuser_req, c)) return; - /* callback handler setup */ - s->req->async.callback = userdel_handler; - s->req->async.private_data = c; - s->stage = USERDEL_OPEN; - - return NT_STATUS_OK; + composite_continue_rpc(c, openuser_req, continue_userdel_user_opened, c); } /** * Stage 2: Open user account. */ -static NTSTATUS userdel_open(struct composite_context *c, - struct userdel_state *s) +static void continue_userdel_user_opened(struct rpc_request* req) { + struct composite_context *c; + struct userdel_state *s; + struct rpc_request *deluser_req; + struct monitor_msg msg; + + c = talloc_get_type(req->async.private_data, struct composite_context); + s = talloc_get_type(c->private_data, struct userdel_state); + /* receive samr_OpenUser result */ - c->status = dcerpc_ndr_request_recv(s->req); - NT_STATUS_NOT_OK_RETURN(c->status); + c->status = dcerpc_ndr_request_recv(req); + if (!composite_is_ok(c)) return; + + c->status = s->openuser.out.result; + if (!NT_STATUS_IS_OK(c->status)) { + composite_error(c, c->status); + return; + } + + /* issue a monitor message */ + if (s->monitor_fn) { + struct msg_rpc_open_user msg_open; + + msg_open.rid = s->openuser.in.rid; + msg_open.access_mask = s->openuser.in.access_mask; + + msg.type = mon_SamrOpenUser; + msg.data = (void*)&msg_open; + msg.data_size = sizeof(msg_open); + s->monitor_fn(&msg); + } /* prepare the final rpc call arguments */ s->deleteuser.in.user_handle = &s->user_handle; s->deleteuser.out.user_handle = &s->user_handle; /* send rpc request */ - s->req = dcerpc_samr_DeleteUser_send(s->pipe, c, &s->deleteuser); - if (s->req == NULL) return NT_STATUS_NO_MEMORY; + deluser_req = dcerpc_samr_DeleteUser_send(s->pipe, c, &s->deleteuser); + if (composite_nomem(deluser_req, c)) return; /* callback handler setup */ - s->req->async.callback = userdel_handler; - s->req->async.private_data = c; - s->stage = USERDEL_DELETE; - - return NT_STATUS_OK; + composite_continue_rpc(c, deluser_req, continue_userdel_deleted, c); } /** * Stage 3: Delete user account */ -static NTSTATUS userdel_delete(struct composite_context *c, - struct userdel_state *s) -{ - /* receive samr_DeleteUser result */ - c->status = dcerpc_ndr_request_recv(s->req); - NT_STATUS_NOT_OK_RETURN(c->status); - - /* return the actual function call status */ - c->status = s->deleteuser.out.result; - - c->state = COMPOSITE_STATE_DONE; - - return c->status; -} - - -/** - * Event handler for asynchronous request. Handles transition through - * intermediate stages of the call. - * - * @param req rpc call context - */ -static void userdel_handler(struct rpc_request *req) +static void continue_userdel_deleted(struct rpc_request *req) { struct composite_context *c; struct userdel_state *s; struct monitor_msg msg; - struct msg_rpc_lookup_name *msg_lookup; - struct msg_rpc_open_user *msg_open; c = talloc_get_type(req->async.private_data, struct composite_context); s = talloc_get_type(c->private_data, struct userdel_state); - - switch (s->stage) { - case USERDEL_LOOKUP: - c->status = userdel_lookup(c, s); - - /* monitor message */ - msg.type = mon_SamrLookupName; - msg_lookup = talloc(s, struct msg_rpc_lookup_name); - - msg_lookup->rid = s->lookupname.out.rids.ids; - msg_lookup->count = s->lookupname.out.rids.count; - msg.data = (void*)msg_lookup; - msg.data_size = sizeof(*msg_lookup); - break; - - case USERDEL_OPEN: - c->status = userdel_open(c, s); - - /* monitor message */ - msg.type = mon_SamrOpenUser; - msg_open = talloc(s, struct msg_rpc_open_user); - - msg_open->rid = s->openuser.in.rid; - msg_open->access_mask = s->openuser.in.rid; - msg.data = (void*)msg_open; - msg.data_size = sizeof(*msg_open); - break; - - case USERDEL_DELETE: - c->status = userdel_delete(c, s); - - /* monitor message */ - msg.type = mon_SamrDeleteUser; - msg.data = NULL; - msg.data_size = 0; - break; - } - /* are we ok, so far ? */ + /* receive samr_DeleteUser result */ + c->status = dcerpc_ndr_request_recv(req); + if (!composite_is_ok(c)) return; + + /* return the actual function call status */ + c->status = s->deleteuser.out.result; if (!NT_STATUS_IS_OK(c->status)) { - c->state = COMPOSITE_STATE_ERROR; + composite_error(c, c->status); + return; } - - /* call monitor function provided the pointer has been passed */ + + /* issue a monitor message */ if (s->monitor_fn) { + msg.type = mon_SamrDeleteUser; + msg.data = NULL; + msg.data_size = 0; s->monitor_fn(&msg); } - /* are we done yet */ - if (c->state >= COMPOSITE_STATE_DONE && - c->async.fn) { - c->async.fn(c); - } + composite_done(c); } @@ -414,17 +371,16 @@ struct composite_context *libnet_rpc_userdel_send(struct dcerpc_pipe *p, { struct composite_context *c; struct userdel_state *s; + struct rpc_request *lookup_req; /* composite context allocation and setup */ - c = talloc_zero(p, struct composite_context); + c = composite_create(p, dcerpc_event_context(p)); if (c == NULL) return NULL; s = talloc_zero(c, struct userdel_state); if (composite_nomem(s, c)) return c; - c->state = COMPOSITE_STATE_IN_PROGRESS; c->private_data = s; - c->event_ctx = dcerpc_event_context(p); /* store function parameters in the state structure */ s->pipe = p; @@ -438,13 +394,11 @@ struct composite_context *libnet_rpc_userdel_send(struct dcerpc_pipe *p, s->lookupname.in.names->string = io->in.username; /* send the request */ - s->req = dcerpc_samr_LookupNames_send(p, c, &s->lookupname); - - /* callback handler setup */ - s->req->async.callback = userdel_handler; - s->req->async.private_data = c; - s->stage = USERDEL_LOOKUP; + lookup_req = dcerpc_samr_LookupNames_send(p, c, &s->lookupname); + if (composite_nomem(lookup_req, c)) return c; + /* set the next stage */ + composite_continue_rpc(c, lookup_req, continue_userdel_name_found, c); return c; } @@ -498,14 +452,14 @@ NTSTATUS libnet_rpc_userdel(struct dcerpc_pipe *p, * USER MODIFY functionality */ -static void usermod_handler(struct rpc_request*); +static void continue_usermod_name_found(struct rpc_request *req); +static void continue_usermod_user_opened(struct rpc_request *req); +static void continue_usermod_user_queried(struct rpc_request *req); +static void continue_usermod_user_changed(struct rpc_request *req); -enum usermod_stage { USERMOD_LOOKUP, USERMOD_OPEN, USERMOD_QUERY, USERMOD_MODIFY }; struct usermod_state { - enum usermod_stage stage; struct dcerpc_pipe *pipe; - struct rpc_request *req; struct policy_handle domain_handle; struct policy_handle user_handle; struct usermod_change change; @@ -523,24 +477,50 @@ struct usermod_state { /** * Step 1: Lookup user name */ -static NTSTATUS usermod_lookup(struct composite_context *c, - struct usermod_state *s) +static void continue_usermod_name_found(struct rpc_request *req) { + struct composite_context *c; + struct usermod_state *s; + struct rpc_request *openuser_req; + struct monitor_msg msg; + + c = talloc_get_type(req->async.private_data, struct composite_context); + s = talloc_get_type(c->private_data, struct usermod_state); + /* receive samr_LookupNames result */ - c->status = dcerpc_ndr_request_recv(s->req); - NT_STATUS_NOT_OK_RETURN(c->status); + c->status = dcerpc_ndr_request_recv(req); + if (!composite_is_ok(c)) return; + + c->status = s->lookupname.out.result; + if (!NT_STATUS_IS_OK(c->status)) { + composite_error(c, c->status); + return; + } /* what to do when there's no user account to delete and what if there's more than one rid resolved */ if (!s->lookupname.out.rids.count) { c->status = NT_STATUS_NO_SUCH_USER; - c->state = COMPOSITE_STATE_ERROR; - return c->status; + composite_error(c, c->status); + return; } else if (!s->lookupname.out.rids.count > 1) { c->status = NT_STATUS_INVALID_ACCOUNT_NAME; - c->state = COMPOSITE_STATE_ERROR; - return c->status; + composite_error(c, c->status); + return; + } + + /* issue a monitor message */ + if (s->monitor_fn) { + struct msg_rpc_lookup_name msg_lookup; + + msg_lookup.rid = s->lookupname.out.rids.ids; + msg_lookup.count = s->lookupname.out.rids.count; + + msg.type = mon_SamrLookupName; + msg.data = (void*)&msg_lookup; + msg.data_size = sizeof(msg_lookup); + s->monitor_fn(&msg); } /* prepare the next rpc call */ @@ -550,14 +530,10 @@ static NTSTATUS usermod_lookup(struct composite_context *c, s->openuser.out.user_handle = &s->user_handle; /* send the rpc request */ - s->req = dcerpc_samr_OpenUser_send(s->pipe, c, &s->openuser); + openuser_req = dcerpc_samr_OpenUser_send(s->pipe, c, &s->openuser); + if (composite_nomem(openuser_req, c)) return; - /* callback handler setup */ - s->req->async.callback = usermod_handler; - s->req->async.private_data = c; - s->stage = USERMOD_OPEN; - - return NT_STATUS_OK; + composite_continue_rpc(c, openuser_req, continue_usermod_user_opened, c); } @@ -568,7 +544,7 @@ static NTSTATUS usermod_lookup(struct composite_context *c, * changes have been made. */ static uint32_t usermod_setfields(struct usermod_state *s, uint16_t *level, - union samr_UserInfo *i) + union samr_UserInfo *i, bool queried) { if (s->change.fields == 0) return s->change.fields; @@ -602,14 +578,13 @@ static uint32_t usermod_setfields(struct usermod_state *s, uint16_t *level, (*level == 0 || *level == 2)) { *level = 2; - if (s->stage == USERMOD_QUERY) { + if (queried) { /* the user info is obtained, so now set the required field */ i->info2.comment.string = s->change.comment; s->change.fields ^= USERMOD_FIELD_COMMENT; } else { /* we need to query the user info before setting one field in it */ - s->stage = USERMOD_QUERY; return s->change.fields; } } @@ -634,11 +609,10 @@ static uint32_t usermod_setfields(struct usermod_state *s, uint16_t *level, (*level == 0 || *level == 10)) { *level = 10; - if (s->stage == USERMOD_QUERY) { + if (queried) { i->info10.home_directory.string = s->change.home_directory; s->change.fields ^= USERMOD_FIELD_HOME_DIRECTORY; } else { - s->stage = USERMOD_QUERY; return s->change.fields; } } @@ -647,11 +621,10 @@ static uint32_t usermod_setfields(struct usermod_state *s, uint16_t *level, (*level == 0 || *level == 10)) { *level = 10; - if (s->stage == USERMOD_QUERY) { + if (queried) { i->info10.home_drive.string = s->change.home_drive; s->change.fields ^= USERMOD_FIELD_HOME_DRIVE; } else { - s->stage = USERMOD_QUERY; return s->change.fields; } } @@ -673,12 +646,6 @@ static uint32_t usermod_setfields(struct usermod_state *s, uint16_t *level, } /* We're going to be here back again soon unless all fields have been set */ - if (s->change.fields) { - s->stage = USERMOD_OPEN; - } else { - s->stage = USERMOD_MODIFY; - } - return s->change.fields; } @@ -686,6 +653,7 @@ static uint32_t usermod_setfields(struct usermod_state *s, uint16_t *level, static NTSTATUS usermod_change(struct composite_context *c, struct usermod_state *s) { + struct rpc_request *query_req, *setuser_req; union samr_UserInfo *i = &s->info; /* set the level to invalid value, so that unless setfields routine @@ -693,12 +661,11 @@ static NTSTATUS usermod_change(struct composite_context *c, uint16_t level = 27; /* prepare UserInfo level and data based on bitmask field */ - s->change.fields = usermod_setfields(s, &level, i); + s->change.fields = usermod_setfields(s, &level, i, False); if (level < 1 || level > 26) { /* apparently there's a field that the setfields routine does not know how to set */ - c->state = COMPOSITE_STATE_ERROR; return NT_STATUS_INVALID_PARAMETER; } @@ -707,13 +674,14 @@ static NTSTATUS usermod_change(struct composite_context *c, first, right before changing the data. Otherwise we could set required fields and accidentally reset the others. */ - if (s->stage == USERMOD_QUERY) { + if (s->change.fields) { s->queryuser.in.user_handle = &s->user_handle; s->queryuser.in.level = level; /* send query user info request to retrieve complete data of a particular info level */ - s->req = dcerpc_samr_QueryUserInfo_send(s->pipe, c, &s->queryuser); + query_req = dcerpc_samr_QueryUserInfo_send(s->pipe, c, &s->queryuser); + composite_continue_rpc(c, query_req, continue_usermod_user_queried, c); } else { s->setuser.in.user_handle = &s->user_handle; @@ -721,13 +689,10 @@ static NTSTATUS usermod_change(struct composite_context *c, s->setuser.in.info = i; /* send set user info request after making required change */ - s->req = dcerpc_samr_SetUserInfo_send(s->pipe, c, &s->setuser); + setuser_req = dcerpc_samr_SetUserInfo_send(s->pipe, c, &s->setuser); + composite_continue_rpc(c, setuser_req, continue_usermod_user_changed, c); } - - /* callback handler setup */ - s->req->async.callback = usermod_handler; - s->req->async.private_data = c; - + return NT_STATUS_OK; } @@ -735,34 +700,58 @@ static NTSTATUS usermod_change(struct composite_context *c, /** * Stage 2: Open user account */ -static NTSTATUS usermod_open(struct composite_context *c, - struct usermod_state *s) +static void continue_usermod_user_opened(struct rpc_request *req) { - c->status = dcerpc_ndr_request_recv(s->req); - NT_STATUS_NOT_OK_RETURN(c->status); - - return usermod_change(c, s); + struct composite_context *c; + struct usermod_state *s; + + c = talloc_get_type(req->async.private_data, struct composite_context); + s = talloc_get_type(c->private_data, struct usermod_state); + + c->status = dcerpc_ndr_request_recv(req); + if (!composite_is_ok(c)) return; + + c->status = s->openuser.out.result; + if (!NT_STATUS_IS_OK(c->status)) { + composite_error(c, c->status); + return; + } + + c->status = usermod_change(c, s); } /** * Stage 2a (optional): Query the user information */ -static NTSTATUS usermod_query(struct composite_context *c, - struct usermod_state *s) +static void continue_usermod_user_queried(struct rpc_request *req) { - union samr_UserInfo *i = &s->info; + struct composite_context *c; + struct usermod_state *s; + union samr_UserInfo *i; uint16_t level; + struct rpc_request *setuser_req; + + c = talloc_get_type(req->async.private_data, struct composite_context); + s = talloc_get_type(c->private_data, struct usermod_state); + + i = &s->info; /* receive samr_QueryUserInfo result */ - c->status = dcerpc_ndr_request_recv(s->req); - NT_STATUS_NOT_OK_RETURN(c->status); + c->status = dcerpc_ndr_request_recv(req); + if (!composite_is_ok(c)) return; + + c->status = s->queryuser.out.result; + if (!NT_STATUS_IS_OK(c->status)) { + composite_error(c, c->status); + return; + } /* get returned user data and make a change (potentially one of many) */ s->info = *s->queryuser.out.info; - s->change.fields = usermod_setfields(s, &level, i); + s->change.fields = usermod_setfields(s, &level, i, True); /* prepare rpc call arguments */ s->setuser.in.user_handle = &s->user_handle; @@ -770,127 +759,40 @@ static NTSTATUS usermod_query(struct composite_context *c, s->setuser.in.info = i; /* send the rpc request */ - s->req = dcerpc_samr_SetUserInfo_send(s->pipe, c, &s->setuser); - - /* callback handler setup */ - s->req->async.callback = usermod_handler; - s->req->async.private_data = c; - - return NT_STATUS_OK; + setuser_req = dcerpc_samr_SetUserInfo_send(s->pipe, c, &s->setuser); + composite_continue_rpc(c, setuser_req, continue_usermod_user_changed, c); } /** * Stage 3: Set new user account data */ -static NTSTATUS usermod_modify(struct composite_context *c, - struct usermod_state *s) -{ - /* receive samr_SetUserInfo result */ - c->status = dcerpc_ndr_request_recv(s->req); - NT_STATUS_NOT_OK_RETURN(c->status); - - /* return the actual function call status */ - c->status = s->setuser.out.result; - - if (s->change.fields == 0) { - /* all fields have been set - we're done */ - c->state = COMPOSITE_STATE_DONE; - } else { - /* something's still not changed - repeat the procedure */ - return usermod_change(c, s); - } - - return c->status; -} - - -/** - * Event handler for asynchronous request. Handles transition through - * intermediate stages of the call. - * - * @param req rpc call context - */ - -static void usermod_handler(struct rpc_request *req) +static void continue_usermod_user_changed(struct rpc_request *req) { struct composite_context *c; struct usermod_state *s; - struct monitor_msg msg; - struct msg_rpc_lookup_name *msg_lookup; - struct msg_rpc_open_user *msg_open; - + c = talloc_get_type(req->async.private_data, struct composite_context); s = talloc_get_type(c->private_data, struct usermod_state); - switch (s->stage) { - case USERMOD_LOOKUP: - c->status = usermod_lookup(c, s); - - if (NT_STATUS_IS_OK(c->status)) { - /* monitor message */ - msg.type = mon_SamrLookupName; - msg_lookup = talloc(s, struct msg_rpc_lookup_name); - - msg_lookup->rid = s->lookupname.out.rids.ids; - msg_lookup->count = s->lookupname.out.rids.count; - msg.data = (void*)msg_lookup; - msg.data_size = sizeof(*msg_lookup); - } - break; - - case USERMOD_OPEN: - c->status = usermod_open(c, s); - - if (NT_STATUS_IS_OK(c->status)) { - /* monitor message */ - msg.type = mon_SamrOpenUser; - msg_open = talloc(s, struct msg_rpc_open_user); - - msg_open->rid = s->openuser.in.rid; - msg_open->access_mask = s->openuser.in.rid; - msg.data = (void*)msg_open; - msg.data_size = sizeof(*msg_open); - } - break; - - case USERMOD_QUERY: - c->status = usermod_query(c, s); - - if (NT_STATUS_IS_OK(c->status)) { - /* monitor message */ - msg.type = mon_SamrQueryUser; - msg.data = NULL; - msg.data_size = 0; - } - break; - - case USERMOD_MODIFY: - c->status = usermod_modify(c, s); - - if (NT_STATUS_IS_OK(c->status)) { - /* monitor message */ - msg.type = mon_SamrSetUser; - msg.data = NULL; - msg.data_size = 0; - } - break; - } + /* receive samr_SetUserInfo result */ + c->status = dcerpc_ndr_request_recv(req); + if (!composite_is_ok(c)) return; - /* are we ok, so far ? */ + /* return the actual function call status */ + c->status = s->setuser.out.result; if (!NT_STATUS_IS_OK(c->status)) { - c->state = COMPOSITE_STATE_ERROR; + composite_error(c, c->status); + return; } - /* call monitor function provided the pointer has been passed */ - if (s->monitor_fn) { - s->monitor_fn(&msg); - } + if (s->change.fields == 0) { + /* all fields have been set - we're done */ + composite_done(c); - /* are we done yet ? */ - if (c->state >= COMPOSITE_STATE_DONE && - c->async.fn) { - c->async.fn(c); + } else { + /* something's still not changed - repeat the procedure */ + c->status = usermod_change(c, s); } } @@ -909,17 +811,16 @@ struct composite_context *libnet_rpc_usermod_send(struct dcerpc_pipe *p, { struct composite_context *c; struct usermod_state *s; + struct rpc_request *lookup_req; /* composite context allocation and setup */ - c = talloc_zero(p, struct composite_context); + c = composite_create(p, dcerpc_event_context(p)); if (c == NULL) return NULL; s = talloc_zero(c, struct usermod_state); if (composite_nomem(s, c)) return c; - c->state = COMPOSITE_STATE_IN_PROGRESS; c->private_data = s; - c->event_ctx = dcerpc_event_context(p); /* store parameters in the call structure */ s->pipe = p; @@ -934,13 +835,11 @@ struct composite_context *libnet_rpc_usermod_send(struct dcerpc_pipe *p, s->lookupname.in.names->string = io->in.username; /* send the rpc request */ - s->req = dcerpc_samr_LookupNames_send(p, c, &s->lookupname); + lookup_req = dcerpc_samr_LookupNames_send(p, c, &s->lookupname); + if (composite_nomem(lookup_req, c)) return c; /* callback handler setup */ - s->req->async.callback = usermod_handler; - s->req->async.private_data = c; - s->stage = USERMOD_LOOKUP; - + composite_continue_rpc(c, lookup_req, continue_usermod_name_found, c); return c; } |