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db3ca20e JM |
1 | /* |
2 | * Hotspot 2.0 client - Web browser using wpadebug on Android | |
3 | * Copyright (c) 2013, Qualcomm Atheros, Inc. | |
4 | * | |
5 | * This software may be distributed under the terms of the BSD license. | |
6 | * See README for more details. | |
7 | */ | |
8 | ||
9 | #include "includes.h" | |
10 | ||
11 | #include "common.h" | |
12 | #include "utils/eloop.h" | |
13 | #include "wps/http_server.h" | |
14 | #include "browser.h" | |
15 | ||
16 | ||
17 | struct browser_data { | |
18 | int success; | |
19 | }; | |
20 | ||
21 | ||
22 | static void browser_timeout(void *eloop_data, void *user_ctx) | |
23 | { | |
24 | wpa_printf(MSG_INFO, "Timeout on waiting browser interaction to " | |
25 | "complete"); | |
26 | eloop_terminate(); | |
27 | } | |
28 | ||
29 | ||
30 | static void http_req(void *ctx, struct http_request *req) | |
31 | { | |
32 | struct browser_data *data = ctx; | |
33 | struct wpabuf *resp; | |
34 | const char *url; | |
35 | int done = 0; | |
36 | ||
37 | url = http_request_get_uri(req); | |
38 | wpa_printf(MSG_INFO, "Browser response received: %s", url); | |
39 | ||
40 | if (os_strcmp(url, "/") == 0) { | |
41 | data->success = 1; | |
42 | done = 1; | |
43 | } else if (os_strncmp(url, "/osu/", 5) == 0) { | |
44 | data->success = atoi(url + 5); | |
45 | done = 1; | |
46 | } | |
47 | ||
48 | resp = wpabuf_alloc(100); | |
49 | if (resp == NULL) { | |
50 | http_request_deinit(req); | |
51 | if (done) | |
52 | eloop_terminate(); | |
53 | return; | |
54 | } | |
55 | wpabuf_put_str(resp, "User input completed"); | |
56 | ||
57 | if (done) { | |
58 | eloop_cancel_timeout(browser_timeout, NULL, NULL); | |
59 | eloop_register_timeout(0, 500000, browser_timeout, &data, NULL); | |
60 | } | |
61 | ||
62 | http_request_send_and_deinit(req, resp); | |
63 | } | |
64 | ||
65 | ||
66 | int hs20_web_browser(const char *url) | |
67 | { | |
db3ca20e JM |
68 | struct http_server *http; |
69 | struct in_addr addr; | |
70 | struct browser_data data; | |
c9438225 | 71 | pid_t pid; |
db3ca20e JM |
72 | |
73 | wpa_printf(MSG_INFO, "Launching wpadebug browser to %s", url); | |
74 | ||
75 | os_memset(&data, 0, sizeof(data)); | |
76 | ||
db3ca20e JM |
77 | if (eloop_init() < 0) { |
78 | wpa_printf(MSG_ERROR, "eloop_init failed"); | |
79 | return -1; | |
80 | } | |
81 | addr.s_addr = htonl((127 << 24) | 1); | |
82 | http = http_server_init(&addr, 12345, http_req, &data); | |
83 | if (http == NULL) { | |
84 | wpa_printf(MSG_ERROR, "http_server_init failed"); | |
85 | eloop_destroy(); | |
86 | return -1; | |
87 | } | |
88 | ||
c9438225 JM |
89 | pid = fork(); |
90 | if (pid < 0) { | |
a193231d | 91 | wpa_printf(MSG_ERROR, "fork: %s", strerror(errno)); |
db3ca20e JM |
92 | http_server_deinit(http); |
93 | eloop_destroy(); | |
94 | return -1; | |
95 | } | |
96 | ||
c9438225 JM |
97 | if (pid == 0) { |
98 | /* run the external command in the child process */ | |
99 | char *argv[12]; | |
100 | ||
101 | argv[0] = "browser-wpadebug"; | |
102 | argv[1] = "start"; | |
103 | argv[2] = "-a"; | |
104 | argv[3] = "android.action.MAIN"; | |
105 | argv[4] = "-c"; | |
106 | argv[5] = "android.intent.category.LAUNCHER"; | |
107 | argv[6] = "-n"; | |
108 | argv[7] = "w1.fi.wpadebug/.WpaWebViewActivity"; | |
109 | argv[8] = "-e"; | |
110 | argv[9] = "w1.fi.wpadebug.URL"; | |
111 | argv[10] = (void *) url; | |
112 | argv[11] = NULL; | |
113 | ||
114 | execv("/system/bin/am", argv); | |
a193231d | 115 | wpa_printf(MSG_ERROR, "execv: %s", strerror(errno)); |
c9438225 JM |
116 | exit(0); |
117 | return -1; | |
118 | } | |
119 | ||
db3ca20e JM |
120 | eloop_register_timeout(300, 0, browser_timeout, &data, NULL); |
121 | eloop_run(); | |
122 | eloop_cancel_timeout(browser_timeout, &data, NULL); | |
123 | http_server_deinit(http); | |
124 | eloop_destroy(); | |
125 | ||
126 | wpa_printf(MSG_INFO, "Closing Android browser"); | |
2b28ef6c JM |
127 | if (os_exec("/system/bin/am", |
128 | "start -a android.action.MAIN " | |
129 | "-c android.intent.category.LAUNCHER " | |
130 | "-n w1.fi.wpadebug/.WpaWebViewActivity " | |
131 | "-e w1.fi.wpadebug.URL FINISH", 1) != 0) { | |
db3ca20e JM |
132 | wpa_printf(MSG_INFO, "Failed to close wpadebug browser"); |
133 | } | |
134 | ||
135 | return data.success; | |
136 | } |