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_auth_cb no_cb
  34 static enum qmi_cmd_result
  35 cmd_wds_set_auth_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
  36 {
  37         static const struct {
  38                 const char *name;
  39                 QmiWdsAuthentication auth;
  40         } modes[] = {
  41                 { "pap", QMI_WDS_AUTHENTICATION_PAP },
  42                 { "chap", QMI_WDS_AUTHENTICATION_CHAP },
  43                 { "both", QMI_WDS_AUTHENTICATION_PAP | QMI_WDS_AUTHENTICATION_CHAP },
  44                 { "none", QMI_WDS_AUTHENTICATION_NONE },
  45         };
  46         int i;
  47
  48         for (i = 0; i < ARRAY_SIZE(modes); i++) {
  49                 if (strcasecmp(modes[i].name, arg) != 0)
  50                         continue;
  51
  52                 qmi_set(&wds_sn_req, authentication_preference, modes[i].auth);
  53                 return QMI_CMD_DONE;
  54         }
  55
  56         uqmi_add_error("Invalid auth mode (valid: pap, chap, both, none)");
  57         return QMI_CMD_EXIT;
  58 }
  59
  60 #define cmd_wds_set_username_cb no_cb
  61 static enum qmi_cmd_result
  62 cmd_wds_set_username_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
  63 {
  64         qmi_set_ptr(&wds_sn_req, username, arg);
  65         return QMI_CMD_DONE;
  66 }
  67
  68 #define cmd_wds_set_password_cb no_cb
  69 static enum qmi_cmd_result
  70 cmd_wds_set_password_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
  71 {
  72         qmi_set_ptr(&wds_sn_req, password, arg);
  73         return QMI_CMD_DONE;
  74 }
  75
  76 #define cmd_wds_set_autoconnect_cb no_cb
  77 static enum qmi_cmd_result
  78 cmd_wds_set_autoconnect_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
  79 {
  80         qmi_set(&wds_sn_req, enable_autoconnect, true);
  81         qmi_set(&wds_stn_req, disable_autoconnect, true);
  82         return QMI_CMD_DONE;
  83 }
  84
  85 #define cmd_wds_set_ip_family_pref_cb no_cb
  86 static enum qmi_cmd_result
  87 cmd_wds_set_ip_family_pref_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
  88 {
  89         static const struct {
  90                 const char *name;
  91                 const QmiWdsIpFamily mode;
  92         } modes[] = {
  93                 { "ipv4", QMI_WDS_IP_FAMILY_IPV4 },
  94                 { "ipv6", QMI_WDS_IP_FAMILY_IPV6 },
  95                 { "unspecified", QMI_WDS_IP_FAMILY_UNSPECIFIED },
  96         };
  97         int i;
  98
  99         for (i = 0; i < ARRAY_SIZE(modes); i++) {
 100                 if (strcasecmp(modes[i].name, arg) != 0)
 101                         continue;
 102
 103                 qmi_set(&wds_sn_req, ip_family_preference, modes[i].mode);
 104                 return QMI_CMD_DONE;
 105         }
 106
 107         uqmi_add_error("Invalid value (valid: ipv4, ipv6, unspecified)");
 108         return QMI_CMD_EXIT;
 109 }
 110
 111 static void
 112 cmd_wds_start_network_cb(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg)
 113 {
 114         struct qmi_wds_start_network_response res;
 115
 116         qmi_parse_wds_start_network_response(msg, &res);
 117         if (res.set.packet_data_handle)
 118                 blobmsg_add_u32(&status, NULL, res.data.packet_data_handle);
 119 }
 120
 121 static enum qmi_cmd_result
 122 cmd_wds_start_network_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
 123 {
 124         qmi_set_ptr(&wds_sn_req, apn, arg);
 125         qmi_set_wds_start_network_request(msg, &wds_sn_req);
 126         return QMI_CMD_REQUEST;
 127 }
 128
 129 #define cmd_wds_stop_network_cb no_cb
 130 static enum qmi_cmd_result
 131 cmd_wds_stop_network_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
 132 {
 133         uint32_t pdh = strtoul(arg, NULL, 0);
 134
 135         qmi_set(&wds_stn_req, packet_data_handle, pdh);
 136         qmi_set_wds_stop_network_request(msg, &wds_stn_req);
 137         return QMI_CMD_REQUEST;
 138 }
 139
 140 static void
 141 cmd_wds_get_packet_service_status_cb(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg)
 142 {
 143         struct qmi_wds_get_packet_service_status_response res;
 144         const char *data_status[] = {
 145                 [QMI_WDS_CONNECTION_STATUS_UNKNOWN] = "unknown",
 146                 [QMI_WDS_CONNECTION_STATUS_DISCONNECTED] = "disconnected",
 147                 [QMI_WDS_CONNECTION_STATUS_CONNECTED] = "connected",
 148                 [QMI_WDS_CONNECTION_STATUS_SUSPENDED] = "suspended",
 149                 [QMI_WDS_CONNECTION_STATUS_AUTHENTICATING] = "authenticating",
 150         };
 151         int s = 0;
 152
 153         qmi_parse_wds_get_packet_service_status_response(msg, &res);
 154         if (res.set.connection_status &&
 155             res.data.connection_status < ARRAY_SIZE(data_status))
 156                 s = res.data.connection_status;
 157
 158         blobmsg_add_string(&status, NULL, data_status[s]);
 159 }
 160
 161 static enum qmi_cmd_result
 162 cmd_wds_get_packet_service_status_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
 163 {
 164         qmi_set_wds_get_packet_service_status_request(msg);
 165         return QMI_CMD_REQUEST;
 166 }
 167
 168 #define cmd_wds_set_autoconnect_setting_cb no_cb
 169 static enum qmi_cmd_result
 170 cmd_wds_set_autoconnect_setting_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
 171 {
 172         struct qmi_wds_set_autoconnect_setting_request ac_req;
 173         const char *modes[] = {
 174                 [QMI_WDS_AUTOCONNECT_DISABLED] = "disabled",
 175                 [QMI_WDS_AUTOCONNECT_ENABLED] = "enabled",
 176                 [QMI_WDS_AUTOCONNECT_PAUSED] = "paused",
 177         };
 178         int i;
 179
 180         for (i = 0; i < ARRAY_SIZE(modes); i++) {
 181                 if (strcasecmp(modes[i], arg) != 0)
 182                         continue;
 183
 184                 qmi_set(&ac_req, setting, i);
 185                 qmi_set_wds_set_autoconnect_setting_request(msg, &ac_req);
 186                 return QMI_CMD_DONE;
 187         }
 188
 189         uqmi_add_error("Invalid value (valid: disabled, enabled, paused)");
 190         return QMI_CMD_EXIT;
 191 }
 192
 193 #define cmd_wds_reset_cb no_cb
 194 static enum qmi_cmd_result
 195 cmd_wds_reset_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
 196 {
 197         qmi_set_wds_reset_request(msg);
 198         return QMI_CMD_REQUEST;
 199 }
 200
 201 #define cmd_wds_set_ip_family_cb no_cb
 202 static enum qmi_cmd_result
 203 cmd_wds_set_ip_family_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
 204 {
 205         struct qmi_wds_set_ip_family_request ipf_req;
 206         const struct ip_modes {
 207                 const char *name;
 208                 const QmiWdsIpFamily mode;
 209         } modes[] = {
 210                 { "ipv4", QMI_WDS_IP_FAMILY_IPV4 },
 211                 { "ipv6", QMI_WDS_IP_FAMILY_IPV6 },
 212                 { "unspecified", QMI_WDS_IP_FAMILY_UNSPECIFIED },
 213         };
 214         int i;
 215
 216         for (i = 0; i < ARRAY_SIZE(modes); i++) {
 217                 if (strcasecmp(modes[i].name, arg) != 0)
 218                         continue;
 219
 220                 qmi_set(&ipf_req, preference, modes[i].mode);
 221                 qmi_set_wds_set_ip_family_request(msg, &ipf_req);
 222                 return QMI_CMD_REQUEST;
 223         }
 224
 225         uqmi_add_error("Invalid value (valid: ipv4, ipv6, unspecified)");
 226         return QMI_CMD_EXIT;
 227 }
 228
 229 static void wds_to_ipv4(const char *name, const uint32_t addr)
 230 {
 231         struct in_addr ip_addr;
 232         char buf[INET_ADDRSTRLEN];
 233
 234         ip_addr.s_addr = htonl(addr);
 235         blobmsg_add_string(&status, name, inet_ntop(AF_INET, &ip_addr, buf, sizeof(buf)));
 236 }
 237
 238 static void wds_to_ipv6(const char *name, const uint16_t *addr)
 239 {
 240         char buf[INET6_ADDRSTRLEN];
 241         uint16_t ip_addr[8];
 242         int i;
 243
 244         for (i = 0; i < ARRAY_SIZE(ip_addr); i++)
 245                 ip_addr[i] = htons(addr[i]);
 246
 247         blobmsg_add_string(&status, name, inet_ntop(AF_INET6, &ip_addr, buf, sizeof(buf)));
 248 }
 249
 250 static void
 251 cmd_wds_get_current_settings_cb(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg)
 252 {
 253         void *v4, *v6, *d, *t;
 254         struct qmi_wds_get_current_settings_response res;
 255         const char *pdptypes[] = {
 256                 [QMI_WDS_PDP_TYPE_IPV4] = "ipv4",
 257                 [QMI_WDS_PDP_TYPE_PPP] = "ppp",
 258                 [QMI_WDS_PDP_TYPE_IPV6] = "ipv6",
 259                 [QMI_WDS_PDP_TYPE_IPV4_OR_IPV6] = "ipv4-or-ipv6",
 260         };
 261         const struct ip_modes {
 262                 const char *name;
 263                 const QmiWdsIpFamily mode;
 264         } modes[] = {
 265                 { "ipv4", QMI_WDS_IP_FAMILY_IPV4 },
 266                 { "ipv6", QMI_WDS_IP_FAMILY_IPV6 },
 267                 { "unspecified", QMI_WDS_IP_FAMILY_UNSPECIFIED },
 268         };
 269         int i;
 270
 271         qmi_parse_wds_get_current_settings_response(msg, &res);
 272
 273         t = blobmsg_open_table(&status, NULL);
 274
 275         if (res.set.pdp_type && (int) res.data.pdp_type < ARRAY_SIZE(pdptypes))
 276                 blobmsg_add_string(&status, "pdp-type", pdptypes[res.data.pdp_type]);
 277
 278         if (res.set.ip_family) {
 279                 for (i = 0; i < ARRAY_SIZE(modes); i++) {
 280                         if (modes[i].mode != res.data.ip_family)
 281                                 continue;
 282                         blobmsg_add_string(&status, "ip-family", modes[i].name);
 283                         break;
 284                 }
 285         }
 286
 287         if (res.set.mtu)
 288                 blobmsg_add_u32(&status, "mtu", res.data.mtu);
 289
 290         /* IPV4 */
 291         v4 = blobmsg_open_table(&status, "ipv4");
 292
 293         if (res.set.ipv4_address)
 294                 wds_to_ipv4("ip", res.data.ipv4_address);
 295         if (res.set.primary_ipv4_dns_address)
 296                 wds_to_ipv4("dns1", res.data.primary_ipv4_dns_address);
 297         if (res.set.secondary_ipv4_dns_address)
 298                 wds_to_ipv4("dns2", res.data.secondary_ipv4_dns_address);
 299         if (res.set.ipv4_gateway_address)
 300                 wds_to_ipv4("gateway", res.data.ipv4_gateway_address);
 301         if (res.set.ipv4_gateway_subnet_mask)
 302                 wds_to_ipv4("subnet", res.data.ipv4_gateway_subnet_mask);
 303         blobmsg_close_table(&status, v4);
 304
 305         /* IPV6 */
 306         v6 = blobmsg_open_table(&status, "ipv6");
 307
 308         if (res.set.ipv6_address) {
 309                 wds_to_ipv6("ip", res.data.ipv6_address.address);
 310                 blobmsg_add_u32(&status, "ip-prefix-length", res.data.ipv6_address.prefix_length);
 311         }
 312         if (res.set.ipv6_gateway_address) {
 313                 wds_to_ipv6("gateway", res.data.ipv6_gateway_address.address);
 314                 blobmsg_add_u32(&status, "gw-prefix-length", res.data.ipv6_gateway_address.prefix_length);
 315         }
 316         if (res.set.ipv6_primary_dns_address)
 317                 wds_to_ipv6("dns1", res.data.ipv6_primary_dns_address);
 318         if (res.set.ipv6_secondary_dns_address)
 319                 wds_to_ipv6("dns2", res.data.ipv6_secondary_dns_address);
 320
 321         blobmsg_close_table(&status, v6);
 322
 323         d = blobmsg_open_table(&status, "domain-names");
 324         for (i = 0; i < res.data.domain_name_list_n; i++) {
 325                 blobmsg_add_string(&status, NULL, res.data.domain_name_list[i]);
 326         }
 327         blobmsg_close_table(&status, d);
 328
 329         blobmsg_close_table(&status, t);
 330 }
 331
 332 static enum qmi_cmd_result
 333 cmd_wds_get_current_settings_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg)
 334 {
 335         struct qmi_wds_get_current_settings_request gcs_req;
 336         memset(&gcs_req, '\0', sizeof(struct qmi_wds_get_current_settings_request));
 337         qmi_set(&gcs_req, requested_settings,
 338                 QMI_WDS_GET_CURRENT_SETTINGS_REQUESTED_SETTINGS_PDP_TYPE |
 339                 QMI_WDS_GET_CURRENT_SETTINGS_REQUESTED_SETTINGS_DNS_ADDRESS |
 340                 QMI_WDS_GET_CURRENT_SETTINGS_REQUESTED_SETTINGS_GRANTED_QOS |
 341                 QMI_WDS_GET_CURRENT_SETTINGS_REQUESTED_SETTINGS_IP_ADDRESS |
 342                 QMI_WDS_GET_CURRENT_SETTINGS_REQUESTED_SETTINGS_GATEWAY_INFO |
 343                 QMI_WDS_GET_CURRENT_SETTINGS_REQUESTED_SETTINGS_MTU |
 344                 QMI_WDS_GET_CURRENT_SETTINGS_REQUESTED_SETTINGS_DOMAIN_NAME_LIST |
 345                 QMI_WDS_GET_CURRENT_SETTINGS_REQUESTED_SETTINGS_IP_FAMILY);
 346         qmi_set_wds_get_current_settings_request(msg, &gcs_req);
 347         return QMI_CMD_REQUEST;
 348 }