commands-wds.c

   1 /*
   2  * uqmi -- tiny QMI support implementation
   3  *
   4  * Copyright (C) 2014-2015 Felix Fietkau <nbd@openwrt.org>
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the
  18  * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  19  * Boston, MA 02110-1301 USA.
  20  */
  21
  22 #include <stdlib.h>
  23 #include <arpa/inet.h>
  24
  25 #include "qmi-message.h"
  26
  27 static struct qmi_wds_start_network_request wds_sn_req = {
  28         QMI_INIT(authentication_preference,
  29                  QMI_WDS_AUTHENTICATION_PAP | QMI_WDS_AUTHENTICATION_CHAP),
  30 };
  31 static struct qmi_wds_stop_network_request wds_stn_req;
  32
  33 #define cmd_wds_set_apn_cb no_cb
  34 static enum qmi_cmd_result
  35 cmd_wds_set_apn_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
  36 {
  37         qmi_set_ptr(&wds_sn_req, apn, arg);
  38         return QMI_CMD_DONE;
  39 }
  40
  41 #define cmd_wds_set_auth_cb no_cb
  42 static enum qmi_cmd_result
  43 cmd_wds_set_auth_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
  44 {
  45         static const struct {
  46                 const char *name;
  47                 QmiWdsAuthentication auth;
  48         } modes[] = {
  49                 { "pap", QMI_WDS_AUTHENTICATION_PAP },
  50                 { "chap", QMI_WDS_AUTHENTICATION_CHAP },
  51                 { "both", QMI_WDS_AUTHENTICATION_PAP | QMI_WDS_AUTHENTICATION_CHAP },
  52                 { "none", QMI_WDS_AUTHENTICATION_NONE },
  53         };
  54         int i;
  55
  56         for (i = 0; i < ARRAY_SIZE(modes); i++) {
  57                 if (strcasecmp(modes[i].name, arg) != 0)
  58                         continue;
  59
  60                 qmi_set(&wds_sn_req, authentication_preference, modes[i].auth);
  61                 return QMI_CMD_DONE;
  62         }
  63
  64         uqmi_add_error("Invalid auth mode (valid: pap, chap, both, none)");
  65         return QMI_CMD_EXIT;
  66 }
  67
  68 #define cmd_wds_set_username_cb no_cb
  69 static enum qmi_cmd_result
  70 cmd_wds_set_username_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
  71 {
  72         qmi_set_ptr(&wds_sn_req, username, arg);
  73         return QMI_CMD_DONE;
  74 }
  75
  76 #define cmd_wds_set_password_cb no_cb
  77 static enum qmi_cmd_result
  78 cmd_wds_set_password_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
  79 {
  80         qmi_set_ptr(&wds_sn_req, password, arg);
  81         return QMI_CMD_DONE;
  82 }
  83
  84 #define cmd_wds_set_autoconnect_cb no_cb
  85 static enum qmi_cmd_result
  86 cmd_wds_set_autoconnect_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
  87 {
  88         qmi_set(&wds_sn_req, enable_autoconnect, true);
  89         qmi_set(&wds_stn_req, disable_autoconnect, true);
  90         return QMI_CMD_DONE;
  91 }
  92
  93 #define cmd_wds_set_ip_family_pref_cb no_cb
  94 static enum qmi_cmd_result
  95 cmd_wds_set_ip_family_pref_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
  96 {
  97         static const struct {
  98                 const char *name;
  99                 const QmiWdsIpFamily mode;
 100         } modes[] = {
 101                 { "ipv4", QMI_WDS_IP_FAMILY_IPV4 },
 102                 { "ipv6", QMI_WDS_IP_FAMILY_IPV6 },
 103                 { "unspecified", QMI_WDS_IP_FAMILY_UNSPECIFIED },
 104         };
 105         int i;
 106
 107         for (i = 0; i < ARRAY_SIZE(modes); i++) {
 108                 if (strcasecmp(modes[i].name, arg) != 0)
 109                         continue;
 110
 111                 qmi_set(&wds_sn_req, ip_family_preference, modes[i].mode);
 112                 return QMI_CMD_DONE;
 113         }
 114
 115         uqmi_add_error("Invalid value (valid: ipv4, ipv6, unspecified)");
 116         return QMI_CMD_EXIT;
 117 }
 118
 119 static void
 120 cmd_wds_start_network_cb(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg)
 121 {
 122         struct qmi_wds_start_network_response res;
 123
 124         qmi_parse_wds_start_network_response(msg, &res);
 125         if (res.set.packet_data_handle)
 126                 blobmsg_add_u32(&status, NULL, res.data.packet_data_handle);
 127 }
 128
 129 static enum qmi_cmd_result
 130 cmd_wds_start_network_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
 131 {
 132         qmi_set_wds_start_network_request(msg, &wds_sn_req);
 133         return QMI_CMD_REQUEST;
 134 }
 135
 136 #define cmd_wds_stop_network_cb no_cb
 137 static enum qmi_cmd_result
 138 cmd_wds_stop_network_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
 139 {
 140         uint32_t pdh = strtoul(arg, NULL, 0);
 141
 142         qmi_set(&wds_stn_req, packet_data_handle, pdh);
 143         qmi_set_wds_stop_network_request(msg, &wds_stn_req);
 144         return QMI_CMD_REQUEST;
 145 }
 146
 147 static void
 148 cmd_wds_get_packet_service_status_cb(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg)
 149 {
 150         struct qmi_wds_get_packet_service_status_response res;
 151         const char *data_status[] = {
 152                 [QMI_WDS_CONNECTION_STATUS_UNKNOWN] = "unknown",
 153                 [QMI_WDS_CONNECTION_STATUS_DISCONNECTED] = "disconnected",
 154                 [QMI_WDS_CONNECTION_STATUS_CONNECTED] = "connected",
 155                 [QMI_WDS_CONNECTION_STATUS_SUSPENDED] = "suspended",
 156                 [QMI_WDS_CONNECTION_STATUS_AUTHENTICATING] = "authenticating",
 157         };
 158         int s = 0;
 159
 160         qmi_parse_wds_get_packet_service_status_response(msg, &res);
 161         if (res.set.connection_status &&
 162             res.data.connection_status < ARRAY_SIZE(data_status))
 163                 s = res.data.connection_status;
 164
 165         blobmsg_add_string(&status, NULL, data_status[s]);
 166 }
 167
 168 static enum qmi_cmd_result
 169 cmd_wds_get_packet_service_status_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
 170 {
 171         qmi_set_wds_get_packet_service_status_request(msg);
 172         return QMI_CMD_REQUEST;
 173 }
 174
 175 #define cmd_wds_set_autoconnect_setting_cb no_cb
 176 static enum qmi_cmd_result
 177 cmd_wds_set_autoconnect_setting_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
 178 {
 179         struct qmi_wds_set_autoconnect_setting_request ac_req;
 180         const char *modes[] = {
 181                 [QMI_WDS_AUTOCONNECT_DISABLED] = "disabled",
 182                 [QMI_WDS_AUTOCONNECT_ENABLED] = "enabled",
 183                 [QMI_WDS_AUTOCONNECT_PAUSED] = "paused",
 184         };
 185         int i;
 186
 187         for (i = 0; i < ARRAY_SIZE(modes); i++) {
 188                 if (strcasecmp(modes[i], arg) != 0)
 189                         continue;
 190
 191                 qmi_set(&ac_req, setting, i);
 192                 qmi_set_wds_set_autoconnect_setting_request(msg, &ac_req);
 193                 return QMI_CMD_DONE;
 194         }
 195
 196         uqmi_add_error("Invalid value (valid: disabled, enabled, paused)");
 197         return QMI_CMD_EXIT;
 198 }
 199
 200 #define cmd_wds_reset_cb no_cb
 201 static enum qmi_cmd_result
 202 cmd_wds_reset_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
 203 {
 204         qmi_set_wds_reset_request(msg);
 205         return QMI_CMD_REQUEST;
 206 }
 207
 208 #define cmd_wds_set_ip_family_cb no_cb
 209 static enum qmi_cmd_result
 210 cmd_wds_set_ip_family_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
 211 {
 212         struct qmi_wds_set_ip_family_request ipf_req;
 213         const struct ip_modes {
 214                 const char *name;
 215                 const QmiWdsIpFamily mode;
 216         } modes[] = {
 217                 { "ipv4", QMI_WDS_IP_FAMILY_IPV4 },
 218                 { "ipv6", QMI_WDS_IP_FAMILY_IPV6 },
 219                 { "unspecified", QMI_WDS_IP_FAMILY_UNSPECIFIED },
 220         };
 221         int i;
 222
 223         for (i = 0; i < ARRAY_SIZE(modes); i++) {
 224                 if (strcasecmp(modes[i].name, arg) != 0)
 225                         continue;
 226
 227                 qmi_set(&ipf_req, preference, modes[i].mode);
 228                 qmi_set_wds_set_ip_family_request(msg, &ipf_req);
 229                 return QMI_CMD_REQUEST;
 230         }
 231
 232         uqmi_add_error("Invalid value (valid: ipv4, ipv6, unspecified)");
 233         return QMI_CMD_EXIT;
 234 }
 235
 236 static void wds_to_ipv4(const char *name, const uint32_t addr)
 237 {
 238         struct in_addr ip_addr;
 239         char buf[INET_ADDRSTRLEN];
 240
 241         ip_addr.s_addr = htonl(addr);
 242         blobmsg_add_string(&status, name, inet_ntop(AF_INET, &ip_addr, buf, sizeof(buf)));
 243 }
 244
 245 static void wds_to_ipv6(const char *name, const uint16_t *addr)
 246 {
 247         char buf[INET6_ADDRSTRLEN];
 248         uint16_t ip_addr[8];
 249         int i;
 250
 251         for (i = 0; i < ARRAY_SIZE(ip_addr); i++)
 252                 ip_addr[i] = htons(addr[i]);
 253
 254         blobmsg_add_string(&status, name, inet_ntop(AF_INET6, &ip_addr, buf, sizeof(buf)));
 255 }
 256
 257 static void
 258 cmd_wds_get_current_settings_cb(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg)
 259 {
 260         void *v4, *v6, *d, *t;
 261         struct qmi_wds_get_current_settings_response res;
 262         const char *pdptypes[] = {
 263                 [QMI_WDS_PDP_TYPE_IPV4] = "ipv4",
 264                 [QMI_WDS_PDP_TYPE_PPP] = "ppp",
 265                 [QMI_WDS_PDP_TYPE_IPV6] = "ipv6",
 266                 [QMI_WDS_PDP_TYPE_IPV4_OR_IPV6] = "ipv4-or-ipv6",
 267         };
 268         const struct ip_modes {
 269                 const char *name;
 270                 const QmiWdsIpFamily mode;
 271         } modes[] = {
 272                 { "ipv4", QMI_WDS_IP_FAMILY_IPV4 },
 273                 { "ipv6", QMI_WDS_IP_FAMILY_IPV6 },
 274                 { "unspecified", QMI_WDS_IP_FAMILY_UNSPECIFIED },
 275         };
 276         int i;
 277
 278         qmi_parse_wds_get_current_settings_response(msg, &res);
 279
 280         t = blobmsg_open_table(&status, NULL);
 281
 282         if (res.set.pdp_type && (int) res.data.pdp_type < ARRAY_SIZE(pdptypes))
 283                 blobmsg_add_string(&status, "pdp-type", pdptypes[res.data.pdp_type]);
 284
 285         if (res.set.ip_family) {
 286                 for (i = 0; i < ARRAY_SIZE(modes); i++) {
 287                         if (modes[i].mode != res.data.ip_family)
 288                                 continue;
 289                         blobmsg_add_string(&status, "ip-family", modes[i].name);
 290                         break;
 291                 }
 292         }
 293
 294         if (res.set.mtu)
 295                 blobmsg_add_u32(&status, "mtu", res.data.mtu);
 296
 297         /* IPV4 */
 298         v4 = blobmsg_open_table(&status, "ipv4");
 299
 300         if (res.set.ipv4_address)
 301                 wds_to_ipv4("ip", res.data.ipv4_address);
 302         if (res.set.primary_ipv4_dns_address)
 303                 wds_to_ipv4("dns1", res.data.primary_ipv4_dns_address);
 304         if (res.set.secondary_ipv4_dns_address)
 305                 wds_to_ipv4("dns2", res.data.secondary_ipv4_dns_address);
 306         if (res.set.ipv4_gateway_address)
 307                 wds_to_ipv4("gateway", res.data.ipv4_gateway_address);
 308         if (res.set.ipv4_gateway_subnet_mask)
 309                 wds_to_ipv4("subnet", res.data.ipv4_gateway_subnet_mask);
 310         blobmsg_close_table(&status, v4);
 311
 312         /* IPV6 */
 313         v6 = blobmsg_open_table(&status, "ipv6");
 314
 315         if (res.set.ipv6_address) {
 316                 wds_to_ipv6("ip", res.data.ipv6_address.address);
 317                 blobmsg_add_u32(&status, "ip-prefix-length", res.data.ipv6_address.prefix_length);
 318         }
 319         if (res.set.ipv6_gateway_address) {
 320                 wds_to_ipv6("gateway", res.data.ipv6_gateway_address.address);
 321                 blobmsg_add_u32(&status, "gw-prefix-length", res.data.ipv6_gateway_address.prefix_length);
 322         }
 323         if (res.set.ipv6_primary_dns_address)
 324                 wds_to_ipv6("dns1", res.data.ipv6_primary_dns_address);
 325         if (res.set.ipv6_secondary_dns_address)
 326                 wds_to_ipv6("dns2", res.data.ipv6_secondary_dns_address);
 327
 328         blobmsg_close_table(&status, v6);
 329
 330         d = blobmsg_open_table(&status, "domain-names");
 331         for (i = 0; i < res.data.domain_name_list_n; i++) {
 332                 blobmsg_add_string(&status, NULL, res.data.domain_name_list[i]);
 333         }
 334         blobmsg_close_table(&status, d);
 335
 336         blobmsg_close_table(&status, t);
 337 }
 338
 339 static enum qmi_cmd_result
 340 cmd_wds_get_current_settings_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
 341 {
 342         struct qmi_wds_get_current_settings_request gcs_req;
 343         memset(&gcs_req, '\0', sizeof(struct qmi_wds_get_current_settings_request));
 344         qmi_set(&gcs_req, requested_settings,
 345                 QMI_WDS_GET_CURRENT_SETTINGS_REQUESTED_SETTINGS_PDP_TYPE |
 346                 QMI_WDS_GET_CURRENT_SETTINGS_REQUESTED_SETTINGS_DNS_ADDRESS |
 347                 QMI_WDS_GET_CURRENT_SETTINGS_REQUESTED_SETTINGS_GRANTED_QOS |
 348                 QMI_WDS_GET_CURRENT_SETTINGS_REQUESTED_SETTINGS_IP_ADDRESS |
 349                 QMI_WDS_GET_CURRENT_SETTINGS_REQUESTED_SETTINGS_GATEWAY_INFO |
 350                 QMI_WDS_GET_CURRENT_SETTINGS_REQUESTED_SETTINGS_MTU |
 351                 QMI_WDS_GET_CURRENT_SETTINGS_REQUESTED_SETTINGS_DOMAIN_NAME_LIST |
 352                 QMI_WDS_GET_CURRENT_SETTINGS_REQUESTED_SETTINGS_IP_FAMILY);
 353         qmi_set_wds_get_current_settings_request(msg, &gcs_req);
 354         return QMI_CMD_REQUEST;
 355 }