1 /* Copyright 2020-2021 IGEL Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
16 #include "lease-manager.h"
17 #include "lease-server.h"
25 static void usage(const char *progname)
27 printf("Usage: %s [OPTIONS] [<DRM device>]\n\n"
29 "-h, --help \tPrint this help\n"
30 "-v, --verbose \tEnable verbose debug messages\n"
31 "-t, --lease-transfer \tAllow lease transfter to new clients\n",
35 const char *opts = "vth";
36 const struct option options[] = {
37 {"help", no_argument, NULL, 'h'},
38 {"verbose", no_argument, NULL, 'v'},
39 {"lease-transfer", no_argument, NULL, 't'},
43 int main(int argc, char **argv)
45 char *device = "/dev/dri/card0";
47 bool debug_log = false;
48 bool can_transfer_leases = false;
51 while ((c = getopt_long(argc, argv, opts, options, NULL)) != -1) {
52 int ret = EXIT_FAILURE;
58 can_transfer_leases = true;
70 device = argv[optind];
72 dlm_log_enable_debug(debug_log);
74 struct lm *lm = lm_create(device);
76 ERROR_LOG("DRM Lease initialization failed\n");
80 struct lease_handle **lease_handles = NULL;
81 int count_ids = lm_get_lease_handles(lm, &lease_handles);
82 assert(count_ids > 0);
84 struct ls *ls = ls_create(lease_handles, count_ids);
87 ERROR_LOG("Client socket initialization failed\n");
92 while (ls_get_request(ls, &req)) {
94 case LS_REQ_GET_LEASE: {
95 int fd = lm_lease_grant(lm, req.lease_handle);
97 if (fd < 0 && can_transfer_leases)
98 fd = lm_lease_transfer(lm, req.lease_handle);
102 "Can't fulfill lease request: lease=%s\n",
103 req.lease_handle->name);
104 ls_disconnect_client(ls, req.client);
108 struct ls_client *active_client =
109 req.lease_handle->user_data;
111 ls_disconnect_client(ls, active_client);
113 req.lease_handle->user_data = req.client;
115 if (!ls_send_fd(ls, req.client, fd)) {
117 "Client communication error: lease=%s\n",
118 req.lease_handle->name);
119 ls_disconnect_client(ls, req.client);
120 lm_lease_revoke(lm, req.lease_handle);
124 case LS_REQ_RELEASE_LEASE:
125 ls_disconnect_client(ls, req.client);
126 req.lease_handle->user_data = NULL;
127 lm_lease_revoke(lm, req.lease_handle);
130 ERROR_LOG("Internal error: Invalid lease request\n");