[1016] | 1 | //roarmonhttp.c: |
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| 2 | |
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| 3 | /* |
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[4708] | 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008-2011 |
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[1016] | 5 | * |
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| 6 | * This file is part of roarclients a part of RoarAudio, |
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| 7 | * a cross-platform sound system for both, home and professional use. |
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| 8 | * See README for details. |
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| 9 | * |
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| 10 | * This file is free software; you can redistribute it and/or modify |
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| 11 | * it under the terms of the GNU General Public License version 3 |
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| 12 | * as published by the Free Software Foundation. |
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| 13 | * |
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| 14 | * RoarAudio is distributed in the hope that it will be useful, |
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| 15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 17 | * GNU General Public License for more details. |
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| 18 | * |
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| 19 | * You should have received a copy of the GNU General Public License |
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| 20 | * along with this software; see the file COPYING. If not, write to |
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[3517] | 21 | * the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
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| 22 | * Boston, MA 02110-1301, USA. |
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[1016] | 23 | * |
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| 24 | */ |
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| 25 | |
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[4926] | 26 | /* ckport options: |
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| 27 | * ckport: ignore-symbol: alarm of target win32 |
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| 28 | * checked by configure. Needed to clear timeout some small HTTPds implement |
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| 29 | * to avoid problems with bad CGI scripts. |
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| 30 | */ |
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| 31 | |
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[1016] | 32 | #include <roaraudio.h> |
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| 33 | |
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[1785] | 34 | #if defined(ROAR_HAVE_SETENV) || defined(ROAR_HAVE_PUTENV) |
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| 35 | #define _CAN_SET_ENV |
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| 36 | #endif |
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| 37 | |
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[1016] | 38 | #define BUFSIZE 1024 |
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| 39 | |
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[4132] | 40 | void usage (void) { |
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| 41 | printf("roarmonhttp [OPTIONS]...\n"); |
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| 42 | |
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| 43 | printf("\nOptions:\n\n"); |
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| 44 | |
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| 45 | printf(" --server SERVER - Set server hostname\n" |
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| 46 | " --rate -R RATE - Set sample rate\n" |
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| 47 | " --bits -B BITS - Set bits per sample\n" |
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| 48 | " --chans -C CHANNELS - Set number of channels\n" |
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| 49 | " --codec CODEC - Set the codec\n" |
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| 50 | " --rel-id ID - Set ID of relative stream\n" |
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| 51 | " --inetd - Start in inetd mode (STDIN and STDOUT connected to socket)\n" |
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| 52 | " --help - Show this help\n" |
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| 53 | ); |
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| 54 | |
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| 55 | } |
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| 56 | |
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[1027] | 57 | void print_header (int codec, int rate, int channels) { |
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[4602] | 58 | const char * mime; |
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[1017] | 59 | |
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[4602] | 60 | mime = roar_codec2mime(codec); |
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| 61 | |
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| 62 | if ( mime == NULL ) |
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| 63 | mime = "application/octet-stream"; |
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[1017] | 64 | |
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| 65 | printf("Content-type: %s\r\n", mime); |
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[1027] | 66 | printf("ice-audio-info: ice-samplerate=%i;ice-channels=%i\r\n", rate, channels); |
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| 67 | printf("icy-pub:0\r\n"); |
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[1024] | 68 | printf("Server: RoarAudio (roarmonhttp $Revision$)\r\n"); |
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[1017] | 69 | printf("\r\n"); |
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| 70 | |
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| 71 | fflush(stdout); |
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| 72 | } |
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| 73 | |
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[4925] | 74 | int stream (struct roar_vio_calls * dest, struct roar_vio_calls * src) { |
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| 75 | struct roar_vio_select vios[2]; |
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[1017] | 76 | struct roar_buffer *ring = NULL, *cur; |
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| 77 | ssize_t len; |
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| 78 | size_t todo; |
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| 79 | int alive = 1; |
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| 80 | void * data; |
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[4925] | 81 | int ret; |
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[1017] | 82 | |
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[4925] | 83 | roar_vio_nonblock(src, ROAR_SOCKET_NONBLOCK); |
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| 84 | roar_vio_nonblock(dest, ROAR_SOCKET_NONBLOCK); |
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| 85 | |
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| 86 | ROAR_VIO_SELECT_SETVIO(&(vios[0]), src, ROAR_VIO_SELECT_READ); |
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| 87 | ROAR_VIO_SELECT_SETVIO(&(vios[1]), dest, ROAR_VIO_SELECT_WRITE); |
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[1017] | 88 | |
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| 89 | while (alive) { |
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[4925] | 90 | ret = roar_vio_select(vios, ring != NULL ? 2 : 1, NULL, NULL); |
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| 91 | if ( ret == -1 ) { |
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| 92 | alive = 0; |
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| 93 | } else if ( ret == 0 ) { |
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| 94 | // nothing happend. |
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| 95 | } else { |
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| 96 | if ( vios[0].eventsa & ROAR_VIO_SELECT_READ ) { // we can read! |
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[1017] | 97 | if ( roar_buffer_new(&cur, BUFSIZE) == -1 ) |
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| 98 | return -1; |
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| 99 | |
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| 100 | if ( roar_buffer_get_data(cur, &data) == -1 ) |
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| 101 | return -1; |
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| 102 | |
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[4925] | 103 | len = roar_vio_read(src, data, BUFSIZE); |
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[1017] | 104 | |
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| 105 | switch (len) { |
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| 106 | case 0: |
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| 107 | case -1: |
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| 108 | roar_buffer_free(cur); |
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[4925] | 109 | cur = NULL; |
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[1017] | 110 | |
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| 111 | if ( ring != NULL ) |
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| 112 | roar_buffer_free(ring); |
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| 113 | |
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[4925] | 114 | ring = NULL; |
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| 115 | |
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[1017] | 116 | return -1; |
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| 117 | break; |
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| 118 | } |
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| 119 | |
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[4925] | 120 | if ( cur != NULL ) { |
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| 121 | if ( roar_buffer_set_len(cur, len) == -1 ) |
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| 122 | return -1; |
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[1018] | 123 | |
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[4925] | 124 | if ( ring == NULL ) { |
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| 125 | ring = cur; |
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| 126 | } else { |
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| 127 | roar_buffer_add(ring, cur); |
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| 128 | } |
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[1017] | 129 | } |
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[4925] | 130 | } else if ( (vios[1].eventsa & ROAR_VIO_SELECT_WRITE) && ring != NULL ) { // we can write! |
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[1017] | 131 | if ( roar_buffer_get_data(ring, &data) == -1 ) |
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| 132 | return -1; |
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| 133 | |
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| 134 | if ( roar_buffer_get_len(ring, &todo) == -1 ) |
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| 135 | return -1; |
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| 136 | |
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[4925] | 137 | len = roar_vio_write(dest, data, todo); |
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[1017] | 138 | |
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| 139 | if ( len < 1 ) { |
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[4925] | 140 | if ( roar_error != ROAR_ERROR_AGAIN ) { |
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[1017] | 141 | roar_buffer_free(ring); |
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| 142 | return -1; |
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| 143 | } |
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| 144 | } |
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| 145 | |
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[3641] | 146 | if ( (ssize_t)todo == len ) { // we wrote all of the pkg |
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[1017] | 147 | if ( roar_buffer_next(&ring) == -1 ) |
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| 148 | return -1; |
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| 149 | } else { |
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| 150 | if ( roar_buffer_set_offset(ring, len) == -1 ) |
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| 151 | return -1; |
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| 152 | } |
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| 153 | |
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| 154 | } |
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| 155 | } |
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| 156 | } |
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| 157 | |
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| 158 | return 0; |
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| 159 | } |
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| 160 | |
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[1785] | 161 | #ifdef _CAN_SET_ENV |
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[1632] | 162 | int parse_http (int * gopher) { |
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[3967] | 163 | struct roar_keyval kv; |
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[1025] | 164 | char buf[1024]; |
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[1130] | 165 | char * qs = buf, *str; |
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[1025] | 166 | ssize_t len; |
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[1130] | 167 | int dir = ROAR_DIR_MONITOR; |
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[1025] | 168 | |
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| 169 | if ( (len = read(ROAR_STDIN, buf, 1023)) == -1 ) |
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| 170 | return -1; |
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| 171 | |
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| 172 | buf[len] = 0; |
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| 173 | |
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[1130] | 174 | if ( strncmp(buf, "GET /", 5) ) { |
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| 175 | if ( strncmp(buf, "SOURCE /", 8) ) { |
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[1632] | 176 | if ( buf[0] != '/' ) { |
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| 177 | return -1; |
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| 178 | } else { |
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| 179 | *gopher = 1; |
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| 180 | } |
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[1130] | 181 | } else { |
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| 182 | dir = ROAR_DIR_PLAY; |
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| 183 | qs += 3; |
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| 184 | } |
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| 185 | } |
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[1025] | 186 | |
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[1632] | 187 | if ( !*gopher ) { |
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| 188 | qs += 5; |
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| 189 | |
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| 190 | if ( (str = strstr(qs, " ")) == NULL ) |
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| 191 | return -1; |
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[1025] | 192 | |
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[1632] | 193 | *str = 0; |
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| 194 | } else { |
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| 195 | if ( (str = strstr(qs, "\r")) != NULL ) |
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| 196 | *str = 0; |
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| 197 | if ( (str = strstr(qs, "\n")) != NULL ) |
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| 198 | *str = 0; |
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| 199 | } |
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[1025] | 200 | |
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| 201 | for (; *qs != '?'; qs++) |
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| 202 | if ( !*qs ) |
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| 203 | break; |
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| 204 | |
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| 205 | if ( *qs == '?' ) |
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| 206 | qs++; |
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| 207 | |
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[1632] | 208 | if ( !*gopher ) |
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| 209 | printf("HTTP/1.0 200 OK\r\n"); |
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[1025] | 210 | // printf("QS: %s\r\n", qs); |
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| 211 | |
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| 212 | fflush(stdout); |
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| 213 | |
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[3967] | 214 | kv.key = "QUERY_STRING"; |
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| 215 | kv.value = qs; |
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[1785] | 216 | |
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[3967] | 217 | roar_env_set(&kv); |
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[1025] | 218 | |
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[1130] | 219 | return dir; |
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[1025] | 220 | } |
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[1785] | 221 | #endif |
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[1025] | 222 | |
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[1016] | 223 | int main (int argc, char * argv[]) { |
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| 224 | int rate = 44100; |
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| 225 | int bits = 16; |
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| 226 | int channels = 2; |
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[1018] | 227 | int codec = ROAR_CODEC_OGG_VORBIS; |
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[2813] | 228 | int rel_id = -1; |
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| 229 | int sflags = ROAR_FLAG_NONE; |
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[1018] | 230 | // int codec = ROAR_CODEC_DEFAULT; |
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[1016] | 231 | char * server = NULL; |
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[4132] | 232 | int i; |
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[1018] | 233 | char * c, * k, * v; |
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[2220] | 234 | #ifdef ROAR_HAVE_STRTOK_R |
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[1605] | 235 | char * sp0 = NULL, * sp1 = NULL; |
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[2220] | 236 | #endif |
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[1130] | 237 | int dir = ROAR_DIR_MONITOR; |
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[1632] | 238 | int gopher = 0; |
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[2813] | 239 | struct roar_connection con; |
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| 240 | struct roar_stream s; |
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[4925] | 241 | struct roar_vio_calls * vio; |
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[1023] | 242 | |
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[1783] | 243 | #ifdef ROAR_HAVE_ALARM |
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[1023] | 244 | alarm(0); // reset alarm timers from httpd |
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[1783] | 245 | #endif |
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[1018] | 246 | |
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[4132] | 247 | for (i = 1; i < argc; i++) { |
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| 248 | k = argv[i]; |
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| 249 | if ( !strcmp(k, "--inetd") ) { |
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[1785] | 250 | #ifdef _CAN_SET_ENV |
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[1632] | 251 | if ( (dir = parse_http(&gopher)) == -1 ) |
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[1025] | 252 | return 1; |
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[1785] | 253 | #else |
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| 254 | return 1; |
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| 255 | #endif |
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[4132] | 256 | } else if ( !strcmp(k, "--server") ) { |
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| 257 | roar_libroar_set_server(argv[++i]); |
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| 258 | } else if ( !strcmp(k, "--codec") ) { |
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| 259 | codec = roar_str2codec(argv[++i]); |
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| 260 | } else if ( !strcmp(k, "--rate") || !strcmp(k, "-r") || !strcmp(k, "-R") ) { |
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[4883] | 261 | rate = roar_str2rate(argv[++i]); |
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[4132] | 262 | } else if ( !strcmp(k, "--bits") || !strcmp(k, "-B") ) { |
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[4883] | 263 | bits = roar_str2bits(argv[++i]); |
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[4132] | 264 | } else if ( !strcmp(k, "--channels") || !strcmp(k, "--chans") || !strcmp(k, "-C") ) { |
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[4883] | 265 | channels = roar_str2channels(argv[++i]); |
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[4132] | 266 | } else if ( !strcmp(k, "--rel-id") ) { |
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| 267 | rel_id = atoi(argv[++i]); |
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| 268 | } else if ( !strcmp(k, "--help") && !strcmp(k, "-h") ) { |
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| 269 | usage(); |
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| 270 | return 0; |
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| 271 | } else { |
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[4133] | 272 | ROAR_ERR("Unknown parameter: %s", k); |
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[4132] | 273 | usage(); |
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| 274 | return 1; |
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| 275 | } |
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| 276 | } |
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[1025] | 277 | |
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[3062] | 278 | c = getenv("QUERY_STRING"); |
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| 279 | if ( c == NULL ) |
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| 280 | c = ""; |
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| 281 | |
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[1797] | 282 | #ifdef ROAR_HAVE_STRTOK_R |
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[3062] | 283 | c = strtok_r(c, "&", &sp0); |
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[1797] | 284 | #else |
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[3062] | 285 | c = strtok(c, "&"); |
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[1797] | 286 | #endif |
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[1018] | 287 | |
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| 288 | while (c != NULL) { |
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[1797] | 289 | #ifdef ROAR_HAVE_STRTOK_R |
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[1018] | 290 | k = strtok_r(c, "=", &sp1); |
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| 291 | v = strtok_r(NULL, "=", &sp1); |
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[1797] | 292 | #else |
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| 293 | k = c; |
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| 294 | if ( (v = strstr(c, "=")) != NULL ) { |
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| 295 | *v = 0; |
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| 296 | v++; |
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| 297 | } |
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| 298 | #endif |
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[1018] | 299 | |
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| 300 | if ( !strcmp(k, "codec") ) { |
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| 301 | if ( (codec = roar_str2codec(v)) == -1 ) |
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| 302 | return 1; |
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[1024] | 303 | } else if ( !strcmp(k, "channels") ) { |
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[4883] | 304 | channels = roar_str2channels(v); |
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[1024] | 305 | } else if ( !strcmp(k, "rate") ) { |
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[4883] | 306 | rate = roar_str2rate(v); |
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[1024] | 307 | } else if ( !strcmp(k, "bits") ) { |
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[4883] | 308 | bits = roar_str2bits(v); |
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[2813] | 309 | } else if ( !strcmp(k, "rel-id") || !strcmp(k, "relid") ) { |
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| 310 | rel_id = atoi(v); |
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| 311 | } else if ( !strcmp(k, "set-flag") ) { |
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| 312 | if ( !strcmp(v, "meta") ) { |
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| 313 | sflags |= ROAR_FLAG_META; |
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| 314 | } else if ( !strcmp(v, "cleanmeta") ) { |
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| 315 | sflags |= ROAR_FLAG_CLEANMETA; |
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| 316 | } else if ( !strcmp(v, "prethru") ) { |
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| 317 | sflags |= ROAR_FLAG_PRETHRU; |
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| 318 | } else { |
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| 319 | return 1; |
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| 320 | } |
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| 321 | } else if ( !strcmp(k, "dir") ) { |
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| 322 | if ( (dir = roar_str2dir(v)) == -1 ) |
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| 323 | return 1; |
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[1018] | 324 | } else { |
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| 325 | return 1; |
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| 326 | } |
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| 327 | |
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[1797] | 328 | #ifdef ROAR_HAVE_STRTOK_R |
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[1018] | 329 | c = strtok_r(NULL, "&", &sp0); |
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[1797] | 330 | #else |
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| 331 | c = strtok(NULL, "&"); |
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| 332 | #endif |
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[1018] | 333 | } |
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| 334 | |
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[2813] | 335 | if ( roar_simple_connect(&con, server, "roarmonhttp") == -1 ) { |
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| 336 | return 10; |
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| 337 | } |
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[1016] | 338 | |
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[2813] | 339 | if ( roar_stream_new(&s, rate, channels, bits, codec) == -1 ) { |
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| 340 | roar_disconnect(&con); |
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| 341 | return 20; |
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| 342 | } |
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| 343 | |
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| 344 | if ( rel_id != -1 ) { |
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| 345 | if ( roar_stream_set_rel_id(&s, rel_id) ) { |
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| 346 | roar_disconnect(&con); |
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| 347 | return 21; |
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| 348 | } |
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| 349 | } |
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| 350 | |
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| 351 | if ( roar_stream_connect(&con, &s, dir) == -1 ) { |
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| 352 | roar_disconnect(&con); |
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| 353 | return 11; |
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| 354 | } |
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| 355 | |
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| 356 | if ( sflags != ROAR_FLAG_NONE ) { |
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[4885] | 357 | if ( roar_stream_set_flags2(&con, &s, sflags, ROAR_SET_FLAG) == -1 ) { |
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[2813] | 358 | roar_disconnect(&con); |
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| 359 | return 14; |
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| 360 | } |
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| 361 | } |
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| 362 | |
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| 363 | if ( roar_stream_exec(&con, &s) == -1 ) { |
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| 364 | roar_disconnect(&con); |
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| 365 | return 12; |
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| 366 | } |
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| 367 | |
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[4925] | 368 | if ( (vio = roar_get_connection_vio2(&con)) == NULL ) |
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[1016] | 369 | return 1; |
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| 370 | |
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[1632] | 371 | if ( !gopher ) |
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| 372 | print_header(codec, rate, channels); |
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[1017] | 373 | |
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| 374 | /* |
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[1016] | 375 | while((i = read(fh, buf, BUFSIZE))) |
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| 376 | if (write(out, buf, i) != i) |
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| 377 | break; |
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[1017] | 378 | */ |
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| 379 | |
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[1130] | 380 | switch (dir) { |
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| 381 | case ROAR_DIR_PLAY: |
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[4925] | 382 | stream(vio, roar_stdin); |
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[1130] | 383 | break; |
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| 384 | case ROAR_DIR_MONITOR: |
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[2813] | 385 | case ROAR_DIR_THRU: |
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[4925] | 386 | stream(roar_stdout, vio); |
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[1130] | 387 | break; |
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| 388 | } |
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[1016] | 389 | |
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[4925] | 390 | roar_vio_close(vio); |
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[1016] | 391 | |
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| 392 | return 0; |
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| 393 | } |
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| 394 | |
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| 395 | //ll |
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