/* * This file is part of Samsung-RIL. * * Copyright (C) 2011-2013 Paul Kocialkowski * Copyright (C) 2011 Denis 'GNUtoo' Carikli * * Samsung-RIL 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. * * Samsung-RIL 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 Samsung-RIL. If not, see . */ #include #include #define LOG_TAG "RIL-GPRS" #include #include #if RIL_VERSION >= 6 #include #endif #include "samsung-ril.h" #include "util.h" #if RIL_VERSION >= 6 RIL_DataCallFailCause ipc2ril_gprs_fail_cause(unsigned short fail_cause) #else RIL_LastDataCallActivateFailCause ipc2ril_gprs_fail_cause(unsigned short fail_cause) #endif { switch (fail_cause) { case IPC_GPRS_FAIL_INSUFFICIENT_RESOURCES: return PDP_FAIL_INSUFFICIENT_RESOURCES; case IPC_GPRS_FAIL_MISSING_UKNOWN_APN: return PDP_FAIL_MISSING_UKNOWN_APN; case IPC_GPRS_FAIL_UNKNOWN_PDP_ADDRESS_TYPE: return PDP_FAIL_UNKNOWN_PDP_ADDRESS_TYPE; case IPC_GPRS_FAIL_USER_AUTHENTICATION: return PDP_FAIL_USER_AUTHENTICATION; case IPC_GPRS_FAIL_ACTIVATION_REJECT_GGSN: return PDP_FAIL_ACTIVATION_REJECT_GGSN; case IPC_GPRS_FAIL_ACTIVATION_REJECT_UNSPECIFIED: return PDP_FAIL_ACTIVATION_REJECT_UNSPECIFIED; case IPC_GPRS_FAIL_SERVICE_OPTION_NOT_SUPPORTED: return PDP_FAIL_SERVICE_OPTION_NOT_SUPPORTED; case IPC_GPRS_FAIL_SERVICE_OPTION_NOT_SUBSCRIBED: return PDP_FAIL_SERVICE_OPTION_NOT_SUBSCRIBED; case IPC_GPRS_FAIL_SERVICE_OPTION_OUT_OF_ORDER: return PDP_FAIL_SERVICE_OPTION_OUT_OF_ORDER; case IPC_GPRS_FAIL_NSAPI_IN_USE: return PDP_FAIL_NSAPI_IN_USE; default: return PDP_FAIL_ERROR_UNSPECIFIED; } } int ipc2ril_gprs_connection_active(unsigned char state) { switch (state) { case IPC_GPRS_STATE_DISABLED: return 1; case IPC_GPRS_STATE_ENABLED: return 2; case IPC_GPRS_STATE_NOT_ENABLED: default: return 0; } } int ril_gprs_connection_register(int cid) { struct ril_gprs_connection *gprs_connection; struct list_head *list_end; struct list_head *list; gprs_connection = calloc(1, sizeof(struct ril_gprs_connection)); if (gprs_connection == NULL) return -1; gprs_connection->cid = cid; list_end = ril_data.gprs_connections; while (list_end != NULL && list_end->next != NULL) list_end = list_end->next; list = list_head_alloc((void *) gprs_connection, list_end, NULL); if (ril_data.gprs_connections == NULL) ril_data.gprs_connections = list; return 0; } void ril_gprs_connection_unregister(struct ril_gprs_connection *gprs_connection) { struct list_head *list; if (gprs_connection == NULL) return; list = ril_data.gprs_connections; while (list != NULL) { if (list->data == (void *) gprs_connection) { memset(gprs_connection, 0, sizeof(struct ril_gprs_connection)); free(gprs_connection); if (list == ril_data.gprs_connections) ril_data.gprs_connections = list->next; list_head_free(list); break; } list_continue: list = list->next; } } struct ril_gprs_connection *ril_gprs_connection_find_cid(int cid) { struct ril_gprs_connection *gprs_connection; struct list_head *list; list = ril_data.gprs_connections; while (list != NULL) { gprs_connection = (struct ril_gprs_connection *) list->data; if (gprs_connection == NULL) goto list_continue; if (gprs_connection->cid == cid) return gprs_connection; list_continue: list = list->next; } return NULL; } struct ril_gprs_connection *ril_gprs_connection_find_token(RIL_Token t) { struct ril_gprs_connection *gprs_connection; struct list_head *list; list = ril_data.gprs_connections; while (list != NULL) { gprs_connection = (struct ril_gprs_connection *) list->data; if (gprs_connection == NULL) goto list_continue; if (gprs_connection->token == t) return gprs_connection; list_continue: list = list->next; } return NULL; } struct ril_gprs_connection *ril_gprs_connection_start(void) { struct ipc_client_gprs_capabilities gprs_capabilities; struct ril_gprs_connection *gprs_connection; struct ipc_client_data *ipc_client_data; struct ipc_client *ipc_client; struct list_head *list; int cid, cid_max; int rc; int i; if (ril_data.ipc_fmt_client == NULL || ril_data.ipc_fmt_client->data == NULL) return NULL; ipc_client_data = (struct ipc_client_data *) ril_data.ipc_fmt_client->data; if (ipc_client_data->ipc_client == NULL) return NULL; ipc_client = ipc_client_data->ipc_client; ipc_client_gprs_get_capabilities(ipc_client, &gprs_capabilities); cid_max = gprs_capabilities.cid_max; for (i = 0 ; i < cid_max ; i++) { cid = i + 1; list = ril_data.gprs_connections; while (list != NULL) { if (list->data == NULL) goto list_continue; gprs_connection = (struct ril_gprs_connection *) list->data; if (gprs_connection->cid == cid) { cid = 0; break; } list_continue: list = list->next; } if (cid > 0) break; } if (cid <= 0) { LOGE("Unable to find an unused cid, aborting"); return NULL; } LOGD("Using GPRS connection cid: %d", cid); rc = ril_gprs_connection_register(cid); if (rc < 0) return NULL; gprs_connection = ril_gprs_connection_find_cid(cid); return gprs_connection; } void ril_gprs_connection_stop(struct ril_gprs_connection *gprs_connection) { if (gprs_connection == NULL) return; if (gprs_connection->interface != NULL) free(gprs_connection->interface); ril_gprs_connection_unregister(gprs_connection); } void ipc_gprs_pdp_context_enable_complete(struct ipc_message_info *info) { struct ipc_gen_phone_res *phone_res; struct ril_gprs_connection *gprs_connection; int rc; phone_res = (struct ipc_gen_phone_res *) info->data; gprs_connection = ril_gprs_connection_find_token(ril_request_get_token(info->aseq)); if (!gprs_connection) { LOGE("Unable to find GPRS connection, aborting"); ril_request_complete(ril_request_get_token(info->aseq), RIL_E_GENERIC_FAILURE, NULL, 0); return; } rc = ipc_gen_phone_res_check(phone_res); if (rc < 0) { LOGE("There was an error, aborting PDP context complete"); gprs_connection->fail_cause = PDP_FAIL_ERROR_UNSPECIFIED; gprs_connection->token = RIL_TOKEN_NULL; ril_data.state.gprs_last_failed_cid = gprs_connection->cid; ril_request_complete(ril_request_get_token(info->aseq), RIL_E_GENERIC_FAILURE, NULL, 0); return; } LOGD("Waiting for IP configuration!"); } void ipc_gprs_define_pdp_context_complete(struct ipc_message_info *info) { struct ipc_gen_phone_res *phone_res; struct ril_gprs_connection *gprs_connection; struct ril_request_info *request; int aseq; int rc; phone_res = (struct ipc_gen_phone_res *) info->data; gprs_connection = ril_gprs_connection_find_token(ril_request_get_token(info->aseq)); if (!gprs_connection) { LOGE("Unable to find GPRS connection, aborting"); ril_request_complete(ril_request_get_token(info->aseq), RIL_E_GENERIC_FAILURE, NULL, 0); return; } rc = ipc_gen_phone_res_check(phone_res); if (rc < 0) { LOGE("There was an error, aborting define PDP context complete"); gprs_connection->fail_cause = PDP_FAIL_ERROR_UNSPECIFIED; gprs_connection->token = RIL_TOKEN_NULL; ril_data.state.gprs_last_failed_cid = gprs_connection->cid; ril_request_complete(ril_request_get_token(info->aseq), RIL_E_GENERIC_FAILURE, NULL, 0); return; } request = ril_request_info_find_id(info->aseq); aseq = ril_request_id_get(); if (request != NULL) request->id = aseq; ipc_gen_phone_res_expect_to_func(aseq, IPC_GPRS_PDP_CONTEXT, ipc_gprs_pdp_context_enable_complete); ipc_fmt_send(IPC_GPRS_PDP_CONTEXT, IPC_TYPE_SET, (void *) &(gprs_connection->context), sizeof(struct ipc_gprs_pdp_context_set), aseq); } void ipc_gprs_port_list_complete(struct ipc_message_info *info) { struct ipc_gen_phone_res *phone_res; struct ril_gprs_connection *gprs_connection; struct ril_request_info *request; int aseq; int rc; phone_res = (struct ipc_gen_phone_res *) info->data; gprs_connection = ril_gprs_connection_find_token(ril_request_get_token(info->aseq)); if (!gprs_connection) { LOGE("Unable to find GPRS connection, aborting"); ril_request_complete(ril_request_get_token(info->aseq), RIL_E_GENERIC_FAILURE, NULL, 0); return; } rc = ipc_gen_phone_res_check(phone_res); if (rc < 0) { LOGE("There was an error, aborting port list complete"); gprs_connection->fail_cause = PDP_FAIL_ERROR_UNSPECIFIED; gprs_connection->token = RIL_TOKEN_NULL; ril_data.state.gprs_last_failed_cid = gprs_connection->cid; ril_request_complete(ril_request_get_token(info->aseq), RIL_E_GENERIC_FAILURE, NULL, 0); return; } request = ril_request_info_find_id(info->aseq); aseq = ril_request_id_get(); if (request != NULL) request->id = aseq; ipc_gen_phone_res_expect_to_func(aseq, IPC_GPRS_DEFINE_PDP_CONTEXT, ipc_gprs_define_pdp_context_complete); ipc_fmt_send(IPC_GPRS_DEFINE_PDP_CONTEXT, IPC_TYPE_SET, (void *) &(gprs_connection->define_context), sizeof(struct ipc_gprs_define_pdp_context), aseq); } void ril_request_setup_data_call(RIL_Token t, void *data, int length) { struct ril_gprs_connection *gprs_connection = NULL; struct ipc_client_gprs_capabilities gprs_capabilities; struct ipc_gprs_port_list port_list; struct ipc_client_data *ipc_client_data; struct ipc_client *ipc_client; char *username = NULL; char *password = NULL; char *apn = NULL; if (data == NULL || length < (int) (4 * sizeof(char *))) goto error; if (ril_data.ipc_fmt_client == NULL || ril_data.ipc_fmt_client->data == NULL) goto error; ipc_client_data = (struct ipc_client_data *) ril_data.ipc_fmt_client->data; if (ipc_client_data->ipc_client == NULL) goto error; ipc_client = ipc_client_data->ipc_client; apn = ((char **) data)[2]; username = ((char **) data)[3]; password = ((char **) data)[4]; LOGD("Requesting data connection to APN '%s'\n", apn); gprs_connection = ril_gprs_connection_start(); if (!gprs_connection) { LOGE("Unable to create GPRS connection, aborting"); ril_request_complete(t, RIL_E_GENERIC_FAILURE, NULL, 0); return; } gprs_connection->token = t; // Create the structs with the apn ipc_gprs_define_pdp_context_setup(&(gprs_connection->define_context), gprs_connection->cid, 1, apn); // Create the structs with the username/password tuple ipc_gprs_pdp_context_setup(&(gprs_connection->context), gprs_connection->cid, 1, username, password); ipc_client_gprs_get_capabilities(ipc_client, &gprs_capabilities); // If the device has the capability, deal with port list if (gprs_capabilities.port_list) { ipc_gprs_port_list_setup(&port_list); ipc_gen_phone_res_expect_to_func(ril_request_get_id(t), IPC_GPRS_PORT_LIST, ipc_gprs_port_list_complete); ipc_fmt_send(IPC_GPRS_PORT_LIST, IPC_TYPE_SET, (void *) &port_list, sizeof(struct ipc_gprs_port_list), ril_request_get_id(t)); } else { ipc_gen_phone_res_expect_to_func(ril_request_get_id(t), IPC_GPRS_DEFINE_PDP_CONTEXT, ipc_gprs_define_pdp_context_complete); ipc_fmt_send(IPC_GPRS_DEFINE_PDP_CONTEXT, IPC_TYPE_SET, (void *) &(gprs_connection->define_context), sizeof(struct ipc_gprs_define_pdp_context), ril_request_get_id(t)); } return; error: ril_request_complete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } void ipc_gprs_ip_configuration(struct ipc_message_info *info) { struct ril_gprs_connection *gprs_connection; struct ipc_gprs_ip_configuration *ip_configuration; if (info->data == NULL || info->length < sizeof(struct ipc_gprs_ip_configuration)) goto error; ip_configuration = (struct ipc_gprs_ip_configuration *) info->data; gprs_connection = ril_gprs_connection_find_cid(ip_configuration->cid); if (!gprs_connection) { LOGE("Unable to find GPRS connection, aborting"); ril_request_complete(ril_request_get_token(info->aseq), RIL_E_GENERIC_FAILURE, NULL, 0); return; } LOGD("Obtained IP Configuration"); // Copy the obtained IP configuration to the GPRS connection structure memcpy(&(gprs_connection->ip_configuration), ip_configuration, sizeof(struct ipc_gprs_ip_configuration)); LOGD("Waiting for GPRS call status"); return; error: ril_request_complete(ril_request_get_token(info->aseq), RIL_E_GENERIC_FAILURE, NULL, 0); } void ipc_gprs_pdp_context_disable_complete(struct ipc_message_info *info) { struct ipc_gen_phone_res *phone_res; struct ril_gprs_connection *gprs_connection; int rc; phone_res = (struct ipc_gen_phone_res *) info->data; gprs_connection = ril_gprs_connection_find_token(ril_request_get_token(info->aseq)); if (!gprs_connection) { LOGE("Unable to find GPRS connection, aborting"); ril_request_complete(ril_request_get_token(info->aseq), RIL_E_GENERIC_FAILURE, NULL, 0); return; } rc = ipc_gen_phone_res_check(phone_res); if (rc < 0) { LOGE("There was an error, aborting PDP context complete"); // RILJ is not going to ask for fail reason ril_gprs_connection_stop(gprs_connection); ril_request_complete(ril_request_get_token(info->aseq), RIL_E_GENERIC_FAILURE, NULL, 0); return; } LOGD("Waiting for GPRS call status"); } void ril_request_deactivate_data_call(RIL_Token t, void *data, int length) { struct ril_gprs_connection *gprs_connection; struct ipc_gprs_pdp_context_set context; char *cid; int rc; if (data == NULL || length < (int) sizeof(char *)) goto error; cid = ((char **) data)[0]; gprs_connection = ril_gprs_connection_find_cid(atoi(cid)); if (!gprs_connection) { LOGE("Unable to find GPRS connection, aborting"); ril_request_complete(t, RIL_E_GENERIC_FAILURE, NULL, 0); return; } gprs_connection->token = t; ipc_gprs_pdp_context_setup(&context, gprs_connection->cid, 0, NULL, NULL); ipc_gen_phone_res_expect_to_func(ril_request_get_id(t), IPC_GPRS_PDP_CONTEXT, ipc_gprs_pdp_context_disable_complete); ipc_fmt_send(IPC_GPRS_PDP_CONTEXT, IPC_TYPE_SET, (void *) &context, sizeof(struct ipc_gprs_pdp_context_set), ril_request_get_id(t)); return; error: ril_request_complete(t, RIL_E_GENERIC_FAILURE, NULL, 0); } #if RIL_VERSION >= 6 int ipc_gprs_connection_enable(struct ril_gprs_connection *gprs_connection, RIL_Data_Call_Response_v6 *setup_data_call_response) #else int ipc_gprs_connection_enable(struct ril_gprs_connection *gprs_connection, char **setup_data_call_response) #endif { struct ipc_client_data *ipc_client_data; struct ipc_client *ipc_client; struct ipc_gprs_ip_configuration *ip_configuration; char *interface = NULL; char *ip; char *gateway; char *subnet_mask; in_addr_t subnet_mask_addr; char *dns1; char *dns2; char prop_name[PROPERTY_KEY_MAX]; int rc; if (gprs_connection == NULL || setup_data_call_response == NULL) return -EINVAL; if (ril_data.ipc_fmt_client == NULL || ril_data.ipc_fmt_client->data == NULL) return -EINVAL; ipc_client_data = (struct ipc_client_data *) ril_data.ipc_fmt_client->data; if (ipc_client_data->ipc_client == NULL) return -EINVAL; ipc_client = ipc_client_data->ipc_client; ip_configuration = &(gprs_connection->ip_configuration); asprintf(&ip, "%i.%i.%i.%i", (ip_configuration->ip)[0], (ip_configuration->ip)[1], (ip_configuration->ip)[2], (ip_configuration->ip)[3]); // FIXME: gateway isn't reliable! asprintf(&gateway, "%i.%i.%i.%i", (ip_configuration->ip)[0], (ip_configuration->ip)[1], (ip_configuration->ip)[2], (ip_configuration->ip)[3]); // FIXME: subnet isn't reliable! asprintf(&subnet_mask, "255.255.255.255"); asprintf(&dns1, "%i.%i.%i.%i", (ip_configuration->dns1)[0], (ip_configuration->dns1)[1], (ip_configuration->dns1)[2], (ip_configuration->dns1)[3]); asprintf(&dns2, "%i.%i.%i.%i", (ip_configuration->dns2)[0], (ip_configuration->dns2)[1], (ip_configuration->dns2)[2], (ip_configuration->dns2)[3]); if (ipc_client_gprs_handlers_available(ipc_client)) { rc = ipc_client_gprs_activate(ipc_client, gprs_connection->cid); if (rc < 0) { // This is not a critical issue LOGE("Failed to activate interface!"); } } interface = ipc_client_gprs_get_iface(ipc_client, gprs_connection->cid); if (interface == NULL) { // This is not a critical issue, fallback to rmnet LOGE("Failed to get interface name!"); asprintf(&interface, "rmnet%d", gprs_connection->cid - 1); } if (gprs_connection->interface == NULL && interface != NULL) { gprs_connection->interface = strdup(interface); } LOGD("Using net interface: %s\n", interface); LOGD("GPRS configuration: iface: %s, ip:%s, " "gateway:%s, subnet_mask:%s, dns1:%s, dns2:%s", interface, ip, gateway, subnet_mask, dns1, dns2); subnet_mask_addr = inet_addr(subnet_mask); #if RIL_VERSION >= 6 rc = ifc_configure(interface, inet_addr(ip), ipv4NetmaskToPrefixLength(subnet_mask_addr), inet_addr(gateway), inet_addr(dns1), inet_addr(dns2)); #else rc = ifc_configure(interface, inet_addr(ip), subnet_mask_addr, inet_addr(gateway), inet_addr(dns1), inet_addr(dns2)); #endif if (rc < 0) { LOGE("ifc_configure failed"); free(interface); return -1; } snprintf(prop_name, PROPERTY_KEY_MAX, "net.%s.dns1", interface); property_set(prop_name, dns1); snprintf(prop_name, PROPERTY_KEY_MAX, "net.%s.dns2", interface); property_set(prop_name, dns2); snprintf(prop_name, PROPERTY_KEY_MAX, "net.%s.gw", interface); property_set(prop_name, gateway); #if RIL_VERSION >= 6 setup_data_call_response->status = 0; setup_data_call_response->cid = gprs_connection->cid; setup_data_call_response->active = 1; setup_data_call_response->type = strdup("IP"); setup_data_call_response->ifname = interface; setup_data_call_response->addresses = ip; setup_data_call_response->gateways = gateway; asprintf(&setup_data_call_response->dnses, "%s %s", dns1, dns2); #else asprintf(&(setup_data_call_response[0]), "%d", gprs_connection->cid); setup_data_call_response[1] = interface; setup_data_call_response[2] = ip; free(gateway); #endif free(subnet_mask); free(dns1); free(dns2); return 0; } int ipc_gprs_connection_disable(struct ril_gprs_connection *gprs_connection) { struct ipc_client_data *ipc_client_data; struct ipc_client *ipc_client; char *interface; int rc; if (gprs_connection == NULL) return -EINVAL; if (ril_data.ipc_fmt_client == NULL || ril_data.ipc_fmt_client->data == NULL) return -EINVAL; ipc_client_data = (struct ipc_client_data *) ril_data.ipc_fmt_client->data; if (ipc_client_data->ipc_client == NULL) return -EINVAL; ipc_client = ipc_client_data->ipc_client; if (gprs_connection->interface == NULL) { interface = ipc_client_gprs_get_iface(ipc_client, gprs_connection->cid); if (interface == NULL) { // This is not a critical issue, fallback to rmnet LOGE("Failed to get interface name!"); asprintf(&interface, "rmnet%d", gprs_connection->cid); } } else { interface = gprs_connection->interface; } LOGD("Using net interface: %s\n", interface); rc = ifc_down(interface); if (gprs_connection->interface == NULL) free(interface); if (rc < 0) { LOGE("ifc_down failed"); } if (ipc_client_gprs_handlers_available(ipc_client)) { rc = ipc_client_gprs_deactivate(ipc_client, gprs_connection->cid); if (rc < 0) { // This is not a critical issue LOGE("Failed to deactivate interface!"); } } return 0; } #if RIL_VERSION >= 6 void ril_data_call_response_free(RIL_Data_Call_Response_v6 *response) #else void ril_data_call_response_free(RIL_Data_Call_Response *response) #endif { if (response == NULL) return; if (response->type != NULL) free(response->type); #if RIL_VERSION >= 6 if (response->addresses) free(response->addresses); if (response->ifname) free(response->ifname); if (response->dnses) free(response->dnses); if (response->gateways) free(response->gateways); #else if (response->apn) free(response->apn); if (response->address) free(response->address); #endif } void ipc_gprs_call_status(struct ipc_message_info *info) { struct ril_gprs_connection *gprs_connection; struct ipc_gprs_call_status *call_status; #if RIL_VERSION >= 6 RIL_Data_Call_Response_v6 setup_data_call_response; #else char *setup_data_call_response[3] = { NULL, NULL, NULL }; #endif int rc; if (info->data == NULL || info->length < sizeof(struct ipc_gprs_call_status)) goto error; call_status = (struct ipc_gprs_call_status *) info->data; memset(&setup_data_call_response, 0, sizeof(setup_data_call_response)); gprs_connection = ril_gprs_connection_find_cid(call_status->cid); if (!gprs_connection) { LOGE("Unable to find GPRS connection, aborting"); ril_request_complete(ril_request_get_token(info->aseq), RIL_E_GENERIC_FAILURE, NULL, 0); return; } if (call_status->fail_cause == 0) { if (!gprs_connection->enabled && call_status->state == IPC_GPRS_STATE_ENABLED && gprs_connection->token != RIL_TOKEN_NULL) { LOGD("GPRS connection is now enabled"); rc = ipc_gprs_connection_enable(gprs_connection, &setup_data_call_response); if (rc < 0) { LOGE("Failed to enable and configure GPRS interface"); gprs_connection->enabled = 0; gprs_connection->fail_cause = PDP_FAIL_ERROR_UNSPECIFIED; ril_data.state.gprs_last_failed_cid = gprs_connection->cid; ril_request_complete(gprs_connection->token, RIL_E_GENERIC_FAILURE, NULL, 0); } else { LOGD("GPRS interface enabled"); gprs_connection->enabled = 1; ril_request_complete(gprs_connection->token, RIL_E_SUCCESS, &setup_data_call_response, sizeof(setup_data_call_response)); gprs_connection->token = RIL_TOKEN_NULL; } #if RIL_VERSION >= 6 ril_data_call_response_free(&setup_data_call_response); #else if (setup_data_call_response[0] != NULL) free(setup_data_call_response[0]); if (setup_data_call_response[1] != NULL) free(setup_data_call_response[1]); if (setup_data_call_response[2] != NULL) free(setup_data_call_response[2]); #endif } else if (gprs_connection->enabled && call_status->state == IPC_GPRS_STATE_DISABLED && gprs_connection->token != RIL_TOKEN_NULL) { LOGD("GPRS connection is now disabled"); rc = ipc_gprs_connection_disable(gprs_connection); if (rc < 0) { LOGE("Failed to disable GPRS interface"); ril_request_complete(gprs_connection->token, RIL_E_GENERIC_FAILURE, NULL, 0); // RILJ is not going to ask for fail reason ril_gprs_connection_stop(gprs_connection); } else { LOGD("GPRS interface disabled"); gprs_connection->enabled = 0; ril_request_complete(gprs_connection->token, RIL_E_SUCCESS, NULL, 0); ril_gprs_connection_stop(gprs_connection); } } else { LOGE("GPRS connection reported as changed though state is not OK:" "\n\tgprs_connection->enabled=%d\n\tgprs_connection->token=0x%x", gprs_connection->enabled, (unsigned)gprs_connection->token); ril_unsol_data_call_list_changed(); } } else { if (!gprs_connection->enabled && (call_status->state == IPC_GPRS_STATE_NOT_ENABLED || call_status->state == IPC_GPRS_STATE_DISABLED) && gprs_connection->token != RIL_TOKEN_NULL) { LOGE("Failed to enable GPRS connection"); gprs_connection->enabled = 0; gprs_connection->fail_cause = ipc2ril_gprs_fail_cause(call_status->fail_cause); ril_data.state.gprs_last_failed_cid = gprs_connection->cid; ril_request_complete(gprs_connection->token, RIL_E_GENERIC_FAILURE, NULL, 0); gprs_connection->token = RIL_TOKEN_NULL; ril_unsol_data_call_list_changed(); } else if (gprs_connection->enabled && call_status->state == IPC_GPRS_STATE_DISABLED) { LOGE("GPRS connection suddently got disabled"); rc = ipc_gprs_connection_disable(gprs_connection); if (rc < 0) { LOGE("Failed to disable GPRS interface"); // RILJ is not going to ask for fail reason ril_gprs_connection_stop(gprs_connection); } else { LOGE("GPRS interface disabled"); gprs_connection->enabled = 0; ril_gprs_connection_stop(gprs_connection); } ril_unsol_data_call_list_changed(); } else { LOGE("GPRS connection reported to have failed though state is OK:" "\n\tgprs_connection->enabled=%d\n\tgprs_connection->token=0x%x", gprs_connection->enabled, (unsigned)gprs_connection->token); ril_unsol_data_call_list_changed(); } } return; error: ril_request_complete(ril_request_get_token(info->aseq), RIL_E_GENERIC_FAILURE, NULL, 0); } void ril_request_last_data_call_fail_cause(RIL_Token t) { struct ril_gprs_connection *gprs_connection; int last_failed_cid; int fail_cause; last_failed_cid = ril_data.state.gprs_last_failed_cid; if (!last_failed_cid) { LOGE("No GPRS connection was reported to have failed"); goto fail_cause_unspecified; } gprs_connection = ril_gprs_connection_find_cid(last_failed_cid); if (!gprs_connection) { LOGE("Unable to find GPRS connection"); goto fail_cause_unspecified; } fail_cause = gprs_connection->fail_cause; LOGD("Destroying GPRS connection with cid: %d", gprs_connection->cid); ril_gprs_connection_stop(gprs_connection); goto fail_cause_return; fail_cause_unspecified: fail_cause = PDP_FAIL_ERROR_UNSPECIFIED; fail_cause_return: ril_data.state.gprs_last_failed_cid = 0; ril_request_complete(t, RIL_E_SUCCESS, &fail_cause, sizeof(fail_cause)); } /* * Some modem firmwares have a bug that will make the first cid (1) overriden * by the current cid, thus reporting it twice, with a wrong 2nd status. * * This shouldn't change anything to healthy structures. */ #if RIL_VERSION >= 6 void ipc_gprs_pdp_context_fix(RIL_Data_Call_Response_v6 *data_call_list, int c) #else void ipc_gprs_pdp_context_fix(RIL_Data_Call_Response *data_call_list, int c) #endif { int i, j, k; for (i = 0 ; i < c ; i++) { for (j = i-1 ; j >= 0 ; j--) { if (data_call_list[i].cid == data_call_list[j].cid) { for (k = 0 ; k < c ; k++) { if (data_call_list[k].cid == 1) { data_call_list[i].cid = 0; break; } } data_call_list[i].cid = 1; } } } } void ipc_gprs_pdp_context(struct ipc_message_info *info) { struct ril_gprs_connection *gprs_connection; struct ipc_gprs_ip_configuration *ip_configuration; struct ipc_gprs_pdp_context_get *context; #if RIL_VERSION >= 6 RIL_Data_Call_Response_v6 data_call_list[IPC_GPRS_PDP_CONTEXT_GET_DESC_COUNT]; #else RIL_Data_Call_Response data_call_list[IPC_GPRS_PDP_CONTEXT_GET_DESC_COUNT]; #endif memset(data_call_list, 0, sizeof(data_call_list)); int i; if (info->data == NULL || info->length < sizeof(struct ipc_gprs_pdp_context_get)) goto error; context = (struct ipc_gprs_pdp_context_get *) info->data; for (i = 0 ; i < IPC_GPRS_PDP_CONTEXT_GET_DESC_COUNT ; i++) { data_call_list[i].cid = context->desc[i].cid; data_call_list[i].active = ipc2ril_gprs_connection_active(context->desc[i].state); if (context->desc[i].state == IPC_GPRS_STATE_ENABLED) { gprs_connection = ril_gprs_connection_find_cid(context->desc[i].cid); if (gprs_connection == NULL) { LOGE("CID %d reported as enabled but not listed here", context->desc[i].cid); continue; } ip_configuration = &(gprs_connection->ip_configuration); char *addr = NULL; asprintf(&addr, "%i.%i.%i.%i", (ip_configuration->ip)[0], (ip_configuration->ip)[1], (ip_configuration->ip)[2], (ip_configuration->ip)[3]); #if RIL_VERSION >= 6 RIL_Data_Call_Response_v6 *resp = &data_call_list[i]; #else RIL_Data_Call_Response *resp = &data_call_list[i]; #endif resp->type = strdup("IP"); #if RIL_VERSION < 6 resp->address = addr; asprintf(&(resp->apn), "%s", gprs_connection->define_context.apn); #else resp->addresses = addr; resp->gateways = strdup(addr); resp->ifname = strdup(gprs_connection->interface); asprintf(&resp->dnses, "%i.%i.%i.%i %i.%i.%i.%i", ip_configuration->dns1[0], ip_configuration->dns1[1], ip_configuration->dns1[2], ip_configuration->dns1[3], ip_configuration->dns2[0], ip_configuration->dns2[1], ip_configuration->dns2[2], ip_configuration->dns2[3]); #endif } } ipc_gprs_pdp_context_fix(data_call_list, IPC_GPRS_PDP_CONTEXT_GET_DESC_COUNT); if (info->aseq == 0xff) ril_request_unsolicited(RIL_UNSOL_DATA_CALL_LIST_CHANGED, &data_call_list, sizeof(data_call_list)); else ril_request_complete(ril_request_get_token(info->aseq), RIL_E_SUCCESS, &data_call_list, sizeof(data_call_list)); for (i = 0; i < IPC_GPRS_PDP_CONTEXT_GET_DESC_COUNT; i++) { ril_data_call_response_free(data_call_list + i); } return; error: ril_request_complete(ril_request_get_token(info->aseq), RIL_E_GENERIC_FAILURE, NULL, 0); } void ril_unsol_data_call_list_changed(void) { ipc_fmt_send_get(IPC_GPRS_PDP_CONTEXT, 0xff); } void ril_request_data_call_list(RIL_Token t) { ipc_fmt_send_get(IPC_GPRS_PDP_CONTEXT, ril_request_get_id(t)); }