1281681Srpaulo/* 2281681Srpaulo * Hotspot 2.0 client - Web browser using system browser 3281681Srpaulo * Copyright (c) 2013, Qualcomm Atheros, Inc. 4281681Srpaulo * 5281681Srpaulo * This software may be distributed under the terms of the BSD license. 6281681Srpaulo * See README for more details. 7281681Srpaulo */ 8281681Srpaulo 9281681Srpaulo#include "includes.h" 10281681Srpaulo 11281681Srpaulo#include "common.h" 12281681Srpaulo#include "utils/eloop.h" 13281681Srpaulo#include "wps/http_server.h" 14281681Srpaulo#include "browser.h" 15281681Srpaulo 16281681Srpaulo 17281681Srpaulostruct browser_data { 18281681Srpaulo int success; 19281681Srpaulo}; 20281681Srpaulo 21281681Srpaulo 22281681Srpaulostatic void browser_timeout(void *eloop_data, void *user_ctx) 23281681Srpaulo{ 24281681Srpaulo wpa_printf(MSG_INFO, "Timeout on waiting browser interaction to " 25281681Srpaulo "complete"); 26281681Srpaulo eloop_terminate(); 27281681Srpaulo} 28281681Srpaulo 29281681Srpaulo 30281681Srpaulostatic void http_req(void *ctx, struct http_request *req) 31281681Srpaulo{ 32281681Srpaulo struct browser_data *data = ctx; 33281681Srpaulo struct wpabuf *resp; 34281681Srpaulo const char *url; 35281681Srpaulo int done = 0; 36281681Srpaulo 37281681Srpaulo url = http_request_get_uri(req); 38281681Srpaulo wpa_printf(MSG_INFO, "Browser response received: %s", url); 39281681Srpaulo 40281681Srpaulo if (os_strcmp(url, "/") == 0) { 41281681Srpaulo data->success = 1; 42281681Srpaulo done = 1; 43281681Srpaulo } else if (os_strncmp(url, "/osu/", 5) == 0) { 44281681Srpaulo data->success = atoi(url + 5); 45281681Srpaulo done = 1; 46281681Srpaulo } 47281681Srpaulo 48281681Srpaulo resp = wpabuf_alloc(1); 49281681Srpaulo if (resp == NULL) { 50281681Srpaulo http_request_deinit(req); 51281681Srpaulo if (done) 52281681Srpaulo eloop_terminate(); 53281681Srpaulo return; 54281681Srpaulo } 55281681Srpaulo 56281681Srpaulo if (done) { 57281681Srpaulo eloop_cancel_timeout(browser_timeout, NULL, NULL); 58281681Srpaulo eloop_register_timeout(0, 500000, browser_timeout, &data, NULL); 59281681Srpaulo } 60281681Srpaulo 61281681Srpaulo http_request_send_and_deinit(req, resp); 62281681Srpaulo} 63281681Srpaulo 64281681Srpaulo 65281681Srpauloint hs20_web_browser(const char *url) 66281681Srpaulo{ 67281681Srpaulo struct http_server *http; 68281681Srpaulo struct in_addr addr; 69281681Srpaulo struct browser_data data; 70281681Srpaulo pid_t pid; 71281681Srpaulo 72281681Srpaulo wpa_printf(MSG_INFO, "Launching system browser to %s", url); 73281681Srpaulo 74281681Srpaulo os_memset(&data, 0, sizeof(data)); 75281681Srpaulo 76281681Srpaulo if (eloop_init() < 0) { 77281681Srpaulo wpa_printf(MSG_ERROR, "eloop_init failed"); 78281681Srpaulo return -1; 79281681Srpaulo } 80281681Srpaulo addr.s_addr = htonl((127 << 24) | 1); 81281681Srpaulo http = http_server_init(&addr, 12345, http_req, &data); 82281681Srpaulo if (http == NULL) { 83281681Srpaulo wpa_printf(MSG_ERROR, "http_server_init failed"); 84281681Srpaulo eloop_destroy(); 85281681Srpaulo return -1; 86281681Srpaulo } 87281681Srpaulo 88281681Srpaulo pid = fork(); 89281681Srpaulo if (pid < 0) { 90281681Srpaulo wpa_printf(MSG_ERROR, "fork: %s", strerror(errno)); 91281681Srpaulo http_server_deinit(http); 92281681Srpaulo eloop_destroy(); 93281681Srpaulo return -1; 94281681Srpaulo } 95281681Srpaulo 96281681Srpaulo if (pid == 0) { 97281681Srpaulo /* run the external command in the child process */ 98281681Srpaulo char *argv[3]; 99281681Srpaulo 100281681Srpaulo argv[0] = "browser-system"; 101281681Srpaulo argv[1] = (void *) url; 102281681Srpaulo argv[2] = NULL; 103281681Srpaulo 104281681Srpaulo execv("/usr/bin/x-www-browser", argv); 105281681Srpaulo wpa_printf(MSG_ERROR, "execv: %s", strerror(errno)); 106281681Srpaulo exit(0); 107281681Srpaulo return -1; 108281681Srpaulo } 109281681Srpaulo 110281681Srpaulo eloop_register_timeout(120, 0, browser_timeout, &data, NULL); 111281681Srpaulo eloop_run(); 112281681Srpaulo eloop_cancel_timeout(browser_timeout, &data, NULL); 113281681Srpaulo http_server_deinit(http); 114281681Srpaulo eloop_destroy(); 115281681Srpaulo 116281681Srpaulo /* TODO: Close browser */ 117281681Srpaulo 118281681Srpaulo return data.success; 119281681Srpaulo} 120