mirror of git://git.sysmocom.de/ofono
474 lines
12 KiB
C
474 lines
12 KiB
C
/*
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*
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* oFono - Open Source Telephony
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*
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* Copyright (C) 2008-2011 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <stdint.h>
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#include <stdbool.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <arpa/inet.h>
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#include <ofono/log.h>
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#include <ofono/modem.h>
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#include <ofono/gprs-context.h>
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#include "drivers/mbimmodem/mbim.h"
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#include "drivers/mbimmodem/mbim-message.h"
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#include "drivers/mbimmodem/mbimmodem.h"
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enum state {
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STATE_IDLE,
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STATE_ENABLING,
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STATE_DISABLING,
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STATE_ACTIVE,
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};
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struct gprs_context_data {
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struct mbim_device *device;
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unsigned int active_context;
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enum ofono_gprs_proto proto;
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enum state state;
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ofono_gprs_context_cb_t cb;
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void *cb_data;
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};
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static uint32_t proto_to_context_ip_type(enum ofono_gprs_proto proto)
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{
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switch (proto) {
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case OFONO_GPRS_PROTO_IP:
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return 1; /* MBIMContextIPTypeIPv4 */
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case OFONO_GPRS_PROTO_IPV6:
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return 2; /* MBIMContextIPTypeIPv6 */
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case OFONO_GPRS_PROTO_IPV4V6:
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return 3; /* MBIMContextIPTypeIPv4v6 */
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}
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return 0;
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}
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static uint32_t auth_method_to_auth_protocol(enum ofono_gprs_auth_method method)
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{
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switch (method) {
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case OFONO_GPRS_AUTH_METHOD_CHAP:
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return 2; /* MBIMAuthProtocolChap */
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case OFONO_GPRS_AUTH_METHOD_PAP:
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return 1; /* MBIMAuthProtocolPap */
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case OFONO_GPRS_AUTH_METHOD_NONE:
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return 0; /* MBIMAUthProtocolNone */
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}
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return 0; /* MBIMAUthProtocolNone */
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}
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static void mbim_deactivate_cb(struct mbim_message *message, void *user)
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{
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struct ofono_gprs_context *gc = user;
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struct gprs_context_data *gcd = ofono_gprs_context_get_data(gc);
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DBG("");
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gcd->active_context = 0;
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gcd->state = STATE_IDLE;
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if (!gcd->cb)
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return;
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if (mbim_message_get_error(message) != 0)
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CALLBACK_WITH_FAILURE(gcd->cb, gcd->cb_data);
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else
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CALLBACK_WITH_SUCCESS(gcd->cb, gcd->cb_data);
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}
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static void mbim_gprs_deactivate_primary(struct ofono_gprs_context *gc,
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unsigned int cid,
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ofono_gprs_context_cb_t cb, void *data)
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{
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struct gprs_context_data *gcd = ofono_gprs_context_get_data(gc);
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struct mbim_message *message;
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DBG("cid %u", cid);
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gcd->state = STATE_DISABLING;
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gcd->cb = cb;
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gcd->cb_data = data;
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message = mbim_message_new(mbim_uuid_basic_connect,
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MBIM_CID_CONNECT,
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MBIM_COMMAND_TYPE_SET);
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mbim_message_set_arguments(message, "uusssuuu16y",
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cid, 0, NULL, NULL, NULL, 0, 0, 0,
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mbim_context_type_internet);
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if (mbim_device_send(gcd->device, GPRS_CONTEXT_GROUP, message,
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mbim_deactivate_cb, gc, NULL) > 0)
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return;
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mbim_message_unref(message);
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if (cb)
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CALLBACK_WITH_FAILURE(cb, data);
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}
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static void mbim_ip_configuration_cb(struct mbim_message *message, void *user)
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{
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struct ofono_gprs_context *gc = user;
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struct gprs_context_data *gcd = ofono_gprs_context_get_data(gc);
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struct ofono_modem *modem = ofono_gprs_context_get_modem(gc);
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const char *interface;
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uint32_t session_id;
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uint32_t ipv4_config_available;
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uint32_t ipv6_config_available;
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uint32_t n_ipv4_addr;
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uint32_t ipv4_addr_offset;
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uint32_t n_ipv6_addr;
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uint32_t ipv6_addr_offset;
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uint32_t ipv4_gw_offset;
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uint32_t ipv6_gw_offset;
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uint32_t n_ipv4_dns;
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uint32_t ipv4_dns_offset;
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uint32_t n_ipv6_dns;
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uint32_t ipv6_dns_offset;
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uint32_t ipv4_mtu;
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uint32_t ipv6_mtu;
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struct in6_addr ipv6;
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struct in_addr ipv4;
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char buf[INET6_ADDRSTRLEN];
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DBG("%u", mbim_message_get_error(message));
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if (mbim_message_get_error(message) != 0)
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goto error;
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if (!mbim_message_get_arguments(message, "uuuuuuuuuuuuuuu",
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&session_id,
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&ipv4_config_available, &ipv6_config_available,
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&n_ipv4_addr, &ipv4_addr_offset,
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&n_ipv6_addr, &ipv6_addr_offset,
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&ipv4_gw_offset, &ipv6_gw_offset,
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&n_ipv4_dns, &ipv4_dns_offset,
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&n_ipv6_dns, &ipv6_dns_offset,
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&ipv4_mtu, &ipv6_mtu))
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goto error;
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if (gcd->proto == OFONO_GPRS_PROTO_IPV6)
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goto ipv6;
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if (ipv4_config_available & 0x1) { /* Address Info present */
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uint32_t prefix;
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if (!mbim_message_get_ipv4_element(message, ipv4_addr_offset,
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&prefix, &ipv4))
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goto error;
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inet_ntop(AF_INET, &ipv4, buf, sizeof(buf));
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ofono_gprs_context_set_ipv4_address(gc, buf, TRUE);
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ofono_gprs_context_set_ipv4_prefix_length(gc, prefix);
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} else
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ofono_gprs_context_set_ipv4_address(gc, NULL, FALSE);
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if (ipv4_config_available & 0x2) { /* IPv4 Gateway info */
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if (!mbim_message_get_ipv4_address(message,
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ipv4_gw_offset, &ipv4))
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goto error;
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inet_ntop(AF_INET, &ipv4, buf, sizeof(buf));
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ofono_gprs_context_set_ipv4_gateway(gc, buf);
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}
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if (ipv4_config_available & 0x3) { /* IPv4 DNS Info */
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const char *dns[3];
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char dns1[INET_ADDRSTRLEN];
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char dns2[INET_ADDRSTRLEN];
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memset(dns, 0, sizeof(dns));
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if (n_ipv4_dns > 1) { /* Grab second DNS */
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if (!mbim_message_get_ipv4_address(message,
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ipv4_dns_offset + 4,
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&ipv4))
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goto error;
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inet_ntop(AF_INET, &ipv4, dns2, sizeof(dns2));
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dns[1] = dns2;
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}
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if (n_ipv4_dns > 0) { /* Grab first DNS */
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if (!mbim_message_get_ipv4_address(message,
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ipv4_dns_offset,
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&ipv4))
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goto error;
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inet_ntop(AF_INET, &ipv4, dns1, sizeof(dns1));
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dns[0] = dns1;
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ofono_gprs_context_set_ipv4_dns_servers(gc, dns);
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}
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}
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if (gcd->proto == OFONO_GPRS_PROTO_IP)
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goto done;
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ipv6:
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if (ipv6_config_available & 0x1) { /* Address Info present */
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uint32_t prefix;
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if (!mbim_message_get_ipv6_element(message, ipv6_addr_offset,
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&prefix, &ipv6))
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goto error;
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inet_ntop(AF_INET6, &ipv6, buf, sizeof(buf));
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ofono_gprs_context_set_ipv6_address(gc, buf);
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ofono_gprs_context_set_ipv6_prefix_length(gc, prefix);
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}
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if (ipv6_config_available & 0x2) { /* IPv6 Gateway info */
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if (!mbim_message_get_ipv6_address(message,
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ipv6_gw_offset, &ipv6))
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goto error;
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inet_ntop(AF_INET6, &ipv6, buf, sizeof(buf));
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ofono_gprs_context_set_ipv6_gateway(gc, buf);
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}
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if (ipv6_config_available & 0x3) { /* IPv6 DNS Info */
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const char *dns[3];
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char dns1[INET6_ADDRSTRLEN];
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char dns2[INET6_ADDRSTRLEN];
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memset(dns, 0, sizeof(dns));
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if (n_ipv6_dns > 1) { /* Grab second DNS */
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if (!mbim_message_get_ipv6_address(message,
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ipv6_dns_offset + 16,
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&ipv6))
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goto error;
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inet_ntop(AF_INET6, &ipv6, dns2, sizeof(dns2));
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dns[1] = dns2;
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}
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if (n_ipv6_dns > 0) { /* Grab first DNS */
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if (!mbim_message_get_ipv6_address(message,
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ipv6_dns_offset,
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&ipv6))
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goto error;
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inet_ntop(AF_INET6, &ipv6, dns1, sizeof(dns1));
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dns[0] = dns1;
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ofono_gprs_context_set_ipv6_dns_servers(gc, dns);
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}
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}
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done:
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gcd->state = STATE_ACTIVE;
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interface = ofono_modem_get_string(modem, "NetworkInterface");
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ofono_gprs_context_set_interface(gc, interface);
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CALLBACK_WITH_SUCCESS(gcd->cb, gcd->cb_data);
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gcd->cb = NULL;
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gcd->cb_data = NULL;
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return;
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error:
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CALLBACK_WITH_FAILURE(gcd->cb, gcd->cb_data);
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gcd->state = STATE_IDLE;
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gcd->cb = NULL;
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gcd->cb_data = NULL;
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message = mbim_message_new(mbim_uuid_basic_connect,
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MBIM_CID_CONNECT,
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MBIM_COMMAND_TYPE_SET);
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mbim_message_set_arguments(message, "uusssuuu16y",
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gcd->active_context, 0,
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NULL, NULL, NULL, 0, 0, 0,
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mbim_context_type_internet);
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if (!mbim_device_send(gcd->device, GPRS_CONTEXT_GROUP, message,
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NULL, NULL, NULL))
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mbim_message_unref(message);
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}
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static void mbim_activate_cb(struct mbim_message *message, void *user)
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{
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struct ofono_gprs_context *gc = user;
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struct gprs_context_data *gcd = ofono_gprs_context_get_data(gc);
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DBG("");
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if (mbim_message_get_error(message) != 0)
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goto error;
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message = mbim_message_new(mbim_uuid_basic_connect,
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MBIM_CID_IP_CONFIGURATION,
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MBIM_COMMAND_TYPE_QUERY);
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mbim_message_set_arguments(message, "uuuuuuuuuuuuuuu",
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gcd->active_context,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
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if (mbim_device_send(gcd->device, GPRS_CONTEXT_GROUP, message,
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mbim_ip_configuration_cb, gc, NULL) > 0)
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return;
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error:
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CALLBACK_WITH_FAILURE(gcd->cb, gcd->cb_data);
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gcd->state = STATE_IDLE;
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gcd->cb = NULL;
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gcd->cb_data = NULL;
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}
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static void mbim_gprs_activate_primary(struct ofono_gprs_context *gc,
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const struct ofono_gprs_primary_context *ctx,
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ofono_gprs_context_cb_t cb, void *data)
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{
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struct gprs_context_data *gcd = ofono_gprs_context_get_data(gc);
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struct mbim_message *message;
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const char *username = NULL;
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const char *password = NULL;
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DBG("cid %u", ctx->cid);
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gcd->state = STATE_ENABLING;
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gcd->cb = cb;
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gcd->cb_data = data;
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gcd->active_context = ctx->cid;
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gcd->proto = ctx->proto;
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if (ctx->auth_method != OFONO_GPRS_AUTH_METHOD_NONE && ctx->username[0])
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username = ctx->username;
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if (ctx->auth_method != OFONO_GPRS_AUTH_METHOD_NONE && ctx->password[0])
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password = ctx->password;
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message = mbim_message_new(mbim_uuid_basic_connect,
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MBIM_CID_CONNECT,
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MBIM_COMMAND_TYPE_SET);
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mbim_message_set_arguments(message, "uusssuuu16y",
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ctx->cid,
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1, /* MBIMActivationCommandActivate */
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ctx->apn,
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username,
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password,
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0, /*MBIMCompressionNone */
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auth_method_to_auth_protocol(ctx->auth_method),
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proto_to_context_ip_type(ctx->proto),
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mbim_context_type_internet);
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if (mbim_device_send(gcd->device, GPRS_CONTEXT_GROUP, message,
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mbim_activate_cb, gc, NULL) > 0)
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return;
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mbim_message_unref(message);
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CALLBACK_WITH_FAILURE(cb, data);
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}
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static void mbim_gprs_detach_shutdown(struct ofono_gprs_context *gc,
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unsigned int cid)
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{
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DBG("");
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mbim_gprs_deactivate_primary(gc, cid, NULL, NULL);
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}
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static void mbim_connect_notify(struct mbim_message *message, void *user)
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{
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uint32_t session_id;
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uint32_t activation_state;
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uint32_t voice_call_state;
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uint32_t ip_type;
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uint8_t context_type[16];
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uint32_t nw_error;
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char uuidstr[37];
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DBG("");
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if (!mbim_message_get_arguments(message, "uuuu16yu",
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&session_id, &activation_state,
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&voice_call_state, &ip_type,
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context_type, &nw_error))
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return;
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DBG("session_id: %u, activation_state: %u, ip_type: %u",
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session_id, activation_state, ip_type);
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l_uuid_to_string(context_type, uuidstr, sizeof(uuidstr));
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DBG("context_type: %s, nw_error: %u", uuidstr, nw_error);
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}
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static int mbim_gprs_context_probe(struct ofono_gprs_context *gc,
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unsigned int vendor, void *data)
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{
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struct mbim_device *device = data;
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struct gprs_context_data *gcd;
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DBG("");
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if (!mbim_device_register(device, GPRS_CONTEXT_GROUP,
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mbim_uuid_basic_connect,
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MBIM_CID_CONNECT,
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mbim_connect_notify, gc, NULL))
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return -EIO;
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gcd = l_new(struct gprs_context_data, 1);
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gcd->device = mbim_device_ref(device);
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ofono_gprs_context_set_data(gc, gcd);
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return 0;
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}
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static void mbim_gprs_context_remove(struct ofono_gprs_context *gc)
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{
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struct gprs_context_data *gcd = ofono_gprs_context_get_data(gc);
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DBG("");
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ofono_gprs_context_set_data(gc, NULL);
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mbim_device_cancel_group(gcd->device, GPRS_CONTEXT_GROUP);
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mbim_device_unregister_group(gcd->device, GPRS_CONTEXT_GROUP);
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mbim_device_unref(gcd->device);
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gcd->device = NULL;
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l_free(gcd);
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}
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static const struct ofono_gprs_context_driver driver = {
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.name = "mbim",
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.probe = mbim_gprs_context_probe,
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.remove = mbim_gprs_context_remove,
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.activate_primary = mbim_gprs_activate_primary,
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.deactivate_primary = mbim_gprs_deactivate_primary,
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.detach_shutdown = mbim_gprs_detach_shutdown
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};
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void mbim_gprs_context_init(void)
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{
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ofono_gprs_context_driver_register(&driver);
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}
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void mbim_gprs_context_exit(void)
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{
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ofono_gprs_context_driver_unregister(&driver);
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}
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