/* Unix SMB/CIFS implementation. Command backend for getpwent Copyright (C) Kai Blin 2007 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 "libcli/composite/composite.h" #include "winbind/wb_server.h" #include "smbd/service_task.h" struct cmd_getpwent_state { struct composite_context *ctx; struct wbsrv_service *service; struct wbsrv_pwent *pwent; uint32_t max_users; uint32_t num_users; struct winbindd_pw *result; }; static void cmd_getpwent_recv_pwnam(struct composite_context *ctx); #if 0 /*FIXME: implement this*/ static void cmd_getpwent_recv_user_list(struct composite_context *ctx); #endif struct composite_context *wb_cmd_getpwent_send(TALLOC_CTX *mem_ctx, struct wbsrv_service *service, struct wbsrv_pwent *pwent, uint32_t max_users) { struct composite_context *ctx, *result; struct cmd_getpwent_state *state; DEBUG(5, ("wb_cmd_getpwent_send called\n")); result = composite_create(mem_ctx, service->task->event_ctx); if (!result) return NULL; state = talloc(mem_ctx, struct cmd_getpwent_state); if (composite_nomem(state, result)) return result; state->ctx = result; result->private_data = state; state->service = service; state->pwent = pwent; state->max_users = max_users; state->num_users = 0; /* If there are users left in the libnet_UserList and we're below the * maximum number of users to get per winbind getpwent call, use * getpwnam to get the winbindd_pw struct */ if (pwent->page_index < pwent->user_list->out.count) { int idx = pwent->page_index; char *username = talloc_strdup(state, pwent->user_list->out.users[idx].username); pwent->page_index++; ctx = wb_cmd_getpwnam_send(state, service, username); if (composite_nomem(ctx, state->ctx)) return result; composite_continue(state->ctx, ctx, cmd_getpwent_recv_pwnam, state); } else { /* If there is no valid user left, call libnet_UserList to get a new * list of users. */ composite_error(state->ctx, NT_STATUS_NO_MORE_ENTRIES); } return result; } static void cmd_getpwent_recv_pwnam(struct composite_context *ctx) { struct cmd_getpwent_state *state = talloc_get_type(ctx->async.private_data, struct cmd_getpwent_state); struct winbindd_pw *pw; DEBUG(5, ("cmd_getpwent_recv_pwnam called\n")); state->ctx->status = wb_cmd_getpwnam_recv(ctx, state, &pw); if (!composite_is_ok(state->ctx)) return; /*FIXME: Cheat for now and only get one user per call */ state->result = pw; composite_done(state->ctx); } NTSTATUS wb_cmd_getpwent_recv(struct composite_context *ctx, TALLOC_CTX *mem_ctx, struct winbindd_pw **pw, uint32_t *num_users) { NTSTATUS status = composite_wait(ctx); DEBUG(5, ("wb_cmd_getpwent_recv called\n")); if (NT_STATUS_IS_OK(status)) { struct cmd_getpwent_state *state = talloc_get_type(ctx->private_data, struct cmd_getpwent_state); *pw = talloc_steal(mem_ctx, state->result); /*FIXME: Cheat and only get oner user */ *num_users = 1; } talloc_free(ctx); return status; }