| 1 | #include <stdlib.h> |
| 2 | #include <unistd.h> |
| 3 | #include <stdio.h> |
| 4 | #include <string.h> |
| 5 | #include <assert.h> |
| 6 | |
| 7 | #include <ao/ao.h> |
| 8 | |
| 9 | #include "dnssd.h" |
| 10 | #include "airplay.h" |
| 11 | #include "raop.h" |
| 12 | #include "rsakey.h" |
| 13 | #include "utils.h" |
| 14 | |
| 15 | #define CHALLENGE "LfBLs2pkGT4yYAJrxj2K9Q==" |
| 16 | static unsigned char ipaddr[] = { 192, 168, 1, 10 }; |
| 17 | static unsigned char hwaddr[] = { 0x00, 0x5A, 0xDB, 0xE4, 0xE6, 0xFD }; |
| 18 | |
| 19 | #define AESENC "B69yRGHoriZZeJNKghotJi6Pt7dEPEwKSoieM6dk8YE1D23/jyOsg0ZoJZmodHB4lR9Q9CmeoqgU0GX1KkYNafCrNUlXxJAZuMTISGmyeDegnH73ul1NQwIjfphGgwrx7dp7J+p4lyQi+Yt/daQyjE//Od0viD37GQtI9B7GukaiWrMl94wJmSLUL94VpKUxnD9E7T/LesX7bEMfUgSQUpIE+T2anp6eRqE/5R3kNYdEH9JcCEFu5DLqbbvMqgc0ewr81BNeVG5ck1iI2eF+OJVm9g082ZXqGAPFGwmcYiiLfjrQY5hnEUi7IeWqgX5Xd82DyW9BeDzT5MXVyI/GwQ==" |
| 20 | |
| 21 | static void |
| 22 | test_rsa(const char *pemstr) |
| 23 | { |
| 24 | char buffer[2048]; |
| 25 | int ret; |
| 26 | rsakey_t *rsakey; |
| 27 | |
| 28 | rsakey = rsakey_init_pem(pemstr); |
| 29 | if (!rsakey) { |
| 30 | printf("Initializing RSA failed\n"); |
| 31 | return; |
| 32 | } |
| 33 | |
| 34 | rsakey_sign(rsakey, buffer, sizeof(buffer), CHALLENGE, |
| 35 | ipaddr, sizeof(ipaddr), hwaddr, sizeof(hwaddr)); |
| 36 | printf("Signature:\n%s\n", buffer); |
| 37 | |
| 38 | ret = rsakey_decrypt(rsakey, (unsigned char *)buffer, sizeof(buffer), AESENC); |
| 39 | printf("Decrypted length: %d\n", ret); |
| 40 | |
| 41 | rsakey_destroy(rsakey); |
| 42 | } |
| 43 | |
| 44 | static void |
| 45 | photo_cb(char *data, int datalen) |
| 46 | { |
| 47 | char template[512]; |
| 48 | int written = 0; |
| 49 | int fd, ret; |
| 50 | |
| 51 | printf("Got photo with data length: %d\n", datalen); |
| 52 | |
| 53 | memset(template, 0, sizeof(template)); |
| 54 | strcpy(template, "/tmp/tmpXXXXXX.JPG"); |
| 55 | fd = mkstemps(template, 4); |
| 56 | |
| 57 | while (written < datalen) { |
| 58 | ret = write(fd, data+written, datalen-written); |
| 59 | if (ret <= 0) break; |
| 60 | written += ret; |
| 61 | } |
| 62 | if (written == datalen) { |
| 63 | printf("Wrote to file %s\n", template); |
| 64 | } |
| 65 | close(fd); |
| 66 | } |
| 67 | |
| 68 | static void |
| 69 | play_cb() |
| 70 | { |
| 71 | } |
| 72 | |
| 73 | static void |
| 74 | stop_cb() |
| 75 | { |
| 76 | } |
| 77 | |
| 78 | static void |
| 79 | rate_set_cb() |
| 80 | { |
| 81 | } |
| 82 | |
| 83 | static void |
| 84 | scrub_get_cb() |
| 85 | { |
| 86 | } |
| 87 | |
| 88 | static void |
| 89 | scrub_set_cb() |
| 90 | { |
| 91 | } |
| 92 | |
| 93 | static void |
| 94 | playback_info_cb() |
| 95 | { |
| 96 | } |
| 97 | |
| 98 | static void * |
| 99 | audio_init(void *opaque, int bits, int channels, int samplerate) |
| 100 | { |
| 101 | int driver; |
| 102 | ao_sample_format format; |
| 103 | ao_option *ao_opts = NULL; |
| 104 | ao_device *device; |
| 105 | |
| 106 | printf("Opening audio device\n"); |
| 107 | driver = ao_driver_id("pulse"); |
| 108 | |
| 109 | memset(&format, 0, sizeof(format)); |
| 110 | format.bits = bits; |
| 111 | format.channels = channels; |
| 112 | format.rate = samplerate; |
| 113 | format.byte_format = AO_FMT_LITTLE; |
| 114 | |
| 115 | ao_append_option(&ao_opts, "id", "0"); |
| 116 | device = ao_open_live(driver, &format, ao_opts); |
| 117 | if (!device) { |
| 118 | fprintf(stderr, "Error opening audio device.\n"); |
| 119 | } else { |
| 120 | printf("Opening device successful\n"); |
| 121 | } |
| 122 | return device; |
| 123 | } |
| 124 | |
| 125 | static void |
| 126 | audio_process(void *ptr, const void *buffer, int buflen) |
| 127 | { |
| 128 | ao_device *device = ptr; |
| 129 | |
| 130 | assert(device); |
| 131 | |
| 132 | printf("Got %d bytes of audio\n", buflen); |
| 133 | ao_play(device, (char *)buffer, buflen); |
| 134 | } |
| 135 | |
| 136 | static void |
| 137 | audio_flush(void *ptr) |
| 138 | { |
| 139 | } |
| 140 | |
| 141 | static void |
| 142 | audio_destroy(void *ptr) |
| 143 | { |
| 144 | ao_device *device = ptr; |
| 145 | |
| 146 | printf("Closing audio device\n"); |
| 147 | ao_close(device); |
| 148 | } |
| 149 | |
| 150 | int |
| 151 | main(int argc, char *argv[]) |
| 152 | { |
| 153 | const char *name = "AppleTV"; |
| 154 | unsigned short raop_port = 5000; |
| 155 | unsigned short airplay_port = 7000; |
| 156 | const char hwaddr[] = { 0x48, 0x5d, 0x60, 0x7c, 0xee, 0x22 }; |
| 157 | char *pemstr; |
| 158 | |
| 159 | dnssd_t *dnssd; |
| 160 | airplay_t *airplay; |
| 161 | airplay_callbacks_t ap_cbs; |
| 162 | raop_t *raop; |
| 163 | raop_callbacks_t raop_cbs; |
| 164 | |
| 165 | if (utils_read_file(&pemstr, "airport.key") < 0) { |
| 166 | return -1; |
| 167 | } |
| 168 | if (argc > 1) { |
| 169 | test_rsa(pemstr); |
| 170 | } |
| 171 | |
| 172 | ao_initialize(); |
| 173 | |
| 174 | dnssd = dnssd_init(hwaddr, sizeof(hwaddr), NULL); |
| 175 | dnssd_register_raop(dnssd, name, raop_port); |
| 176 | dnssd_register_airplay(dnssd, name, airplay_port); |
| 177 | |
| 178 | ap_cbs.photo_cb = &photo_cb; |
| 179 | ap_cbs.play_cb = &play_cb; |
| 180 | ap_cbs.stop_cb = &stop_cb; |
| 181 | ap_cbs.rate_set_cb = &rate_set_cb; |
| 182 | ap_cbs.scrub_get_cb = &scrub_get_cb; |
| 183 | ap_cbs.scrub_set_cb = &scrub_set_cb; |
| 184 | ap_cbs.playback_info_cb = &playback_info_cb; |
| 185 | |
| 186 | raop_cbs.audio_init = audio_init; |
| 187 | raop_cbs.audio_process = audio_process; |
| 188 | raop_cbs.audio_flush = audio_flush; |
| 189 | raop_cbs.audio_destroy = audio_destroy; |
| 190 | |
| 191 | airplay = airplay_init(&ap_cbs, hwaddr, sizeof(hwaddr)); |
| 192 | airplay_start(airplay, airplay_port); |
| 193 | |
| 194 | raop = raop_init(&raop_cbs, pemstr, hwaddr, sizeof(hwaddr)); |
| 195 | raop_start(raop, &raop_port); |
| 196 | |
| 197 | sleep(100); |
| 198 | |
| 199 | raop_stop(raop); |
| 200 | raop_destroy(raop); |
| 201 | |
| 202 | airplay_stop(airplay); |
| 203 | airplay_destroy(airplay); |
| 204 | |
| 205 | dnssd_unregister_airplay(dnssd); |
| 206 | dnssd_unregister_raop(dnssd); |
| 207 | dnssd_destroy(dnssd); |
| 208 | |
| 209 | ao_shutdown(); |
| 210 | |
| 211 | return 0; |
| 212 | } |
| 213 | |