[0] | 1 | //simple.c: |
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| 2 | |
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[690] | 3 | /* |
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| 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008 |
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| 5 | * |
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| 6 | * This file is part of libroar 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 | * libroar 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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| 21 | * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. |
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| 22 | * |
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| 23 | * NOTE for everyone want's to change something and send patches: |
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| 24 | * read README and HACKING! There a addition information on |
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| 25 | * the license of this document you need to read before you send |
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| 26 | * any patches. |
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| 27 | * |
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| 28 | * NOTE for uses of non-GPL (LGPL,...) software using libesd, libartsc |
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| 29 | * or libpulse*: |
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| 30 | * The libs libroaresd, libroararts and libroarpulse link this lib |
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| 31 | * and are therefore GPL. Because of this it may be illigal to use |
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| 32 | * them with any software that uses libesd, libartsc or libpulse*. |
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| 33 | */ |
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| 34 | |
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[0] | 35 | #include "libroar.h" |
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| 36 | |
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| 37 | int roar_simple_connect (struct roar_connection * con, char * server, char * name) { |
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| 38 | |
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| 39 | ROAR_DBG("roar_simple_connect(*): trying to connect..."); |
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| 40 | |
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| 41 | if ( roar_connect(con, server) == -1 ) { |
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| 42 | ROAR_DBG("roar_simple_connect(*): roar_connect() faild!"); |
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| 43 | return -1; |
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| 44 | } |
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| 45 | |
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| 46 | if ( roar_identify(con, name) == -1 ) { |
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| 47 | ROAR_DBG("roar_simple_connect(*): roar_identify() faild!"); |
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| 48 | return -1; |
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| 49 | } |
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| 50 | |
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| 51 | if ( roar_auth(con) == -1 ) { |
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| 52 | ROAR_DBG("roar_simple_connect(*): roar_auth() faild!"); |
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| 53 | return -1; |
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| 54 | } |
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| 55 | |
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| 56 | return 0; |
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| 57 | } |
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| 58 | |
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| 59 | int roar_simple_stream(int rate, int channels, int bits, int codec, char * server, int dir, char * name) { |
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[1158] | 60 | struct roar_stream s; |
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| 61 | |
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| 62 | return roar_simple_stream_obj(&s, rate, channels, bits, codec, server, dir, name); |
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| 63 | } |
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| 64 | |
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| 65 | int roar_simple_stream_obj (struct roar_stream * s, int rate, int channels, int bits, int codec, char * server, int dir, char * name) { |
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[0] | 66 | struct roar_connection con; |
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| 67 | |
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| 68 | if ( roar_simple_connect(&con, server, name) == -1 ) { |
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| 69 | ROAR_DBG("roar_simple_play(*): roar_simple_connect() faild!"); |
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[1094] | 70 | ROAR_ERR("roar_simple_stream(*): Can not connect to server"); |
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[0] | 71 | return -1; |
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| 72 | } |
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| 73 | |
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[1158] | 74 | if ( roar_stream_new(s, rate, channels, bits, codec) == -1 ) { |
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[0] | 75 | roar_disconnect(&con); |
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| 76 | return -1; |
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| 77 | } |
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| 78 | |
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[1158] | 79 | if ( roar_stream_connect(&con, s, dir) == -1 ) { |
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[0] | 80 | roar_disconnect(&con); |
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| 81 | return -1; |
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| 82 | } |
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| 83 | |
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[1158] | 84 | if ( roar_stream_exec(&con, s) == -1 ) { |
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[0] | 85 | roar_disconnect(&con); |
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| 86 | return -1; |
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| 87 | } |
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| 88 | |
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[54] | 89 | if ( dir == ROAR_DIR_PLAY ) { |
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| 90 | shutdown(con.fh, SHUT_RD); |
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| 91 | } else if ( dir == ROAR_DIR_MONITOR || dir == ROAR_DIR_RECORD ) { |
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| 92 | shutdown(con.fh, SHUT_WR); |
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| 93 | } |
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| 94 | |
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[0] | 95 | return con.fh; |
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| 96 | } |
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| 97 | |
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[1163] | 98 | int roar_simple_new_stream_attachexeced_obj (struct roar_connection * con, struct roar_stream * s, int rate, int channels, int bits, int codec, int dir) { |
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| 99 | int fh; |
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| 100 | |
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| 101 | if ( (fh = roar_simple_stream_obj(s, rate, channels, bits, codec, NULL /* server, we hope this goes ok here... */, |
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| 102 | dir, "libroar temp stream")) == -1 ) |
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| 103 | return -1; |
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| 104 | |
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| 105 | if ( roar_stream_attach_simple(con, s, roar_get_clientid(con)) == -1 ) { |
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| 106 | close(fh); |
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| 107 | return -1; |
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| 108 | } |
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| 109 | |
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[1166] | 110 | s->fh = fh; |
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| 111 | |
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[1163] | 112 | return fh; |
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| 113 | } |
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| 114 | |
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[82] | 115 | int roar_simple_new_stream (struct roar_connection * con, int rate, int channels, int bits, int codec, int dir) { |
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| 116 | struct roar_stream s; |
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[119] | 117 | return roar_simple_new_stream_obj(con, &s, rate, channels, bits, codec, dir); |
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| 118 | } |
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| 119 | |
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| 120 | int roar_simple_new_stream_obj (struct roar_connection * con, struct roar_stream * s, int rate, int channels, int bits, int codec, int dir) { |
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[82] | 121 | struct roar_message mes; |
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[1168] | 122 | char file[80] = {0}; |
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| 123 | int fh = -1, listen = -1; |
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[82] | 124 | static int count = 0; |
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[1178] | 125 | // struct group * grp = NULL; |
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[487] | 126 | int type = ROAR_SOCKET_TYPE_UNIX; |
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| 127 | int port = 0; |
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[493] | 128 | int opt = 1; |
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[487] | 129 | struct sockaddr_in socket_addr; |
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| 130 | socklen_t len = sizeof(struct sockaddr_in); |
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[1161] | 131 | fd_set fds; |
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| 132 | struct timeval timeout = {10, 0}; |
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[1168] | 133 | int socks[2]; // for socketpair() |
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[82] | 134 | |
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[487] | 135 | if ( getsockname(con->fh, (struct sockaddr *)&socket_addr, &len) == -1 ) { |
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[82] | 136 | return -1; |
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| 137 | } |
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| 138 | |
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[1178] | 139 | if ( len == 0 ) { |
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| 140 | #ifdef ROAR_OS_OPENBSD |
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| 141 | ROAR_WARN("roar_simple_new_stream_obj(*): Unknown address family: guess AF_UNIX because OS is OpenBSD"); |
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| 142 | socket_addr.sin_family = AF_UNIX; |
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| 143 | #else |
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[505] | 144 | return -1; |
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[1178] | 145 | #endif |
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| 146 | } |
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| 147 | |
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| 148 | switch (socket_addr.sin_family) { |
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| 149 | case AF_UNIX: type = ROAR_SOCKET_TYPE_UNIX; break; |
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| 150 | case AF_INET: type = ROAR_SOCKET_TYPE_INET; break; |
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| 151 | case AF_DECnet: type = ROAR_SOCKET_TYPE_DECNET; break; |
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| 152 | default: |
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| 153 | return -1; |
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| 154 | break; |
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[487] | 155 | } |
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| 156 | |
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[1168] | 157 | /* |
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[487] | 158 | if ( type == ROAR_SOCKET_TYPE_UNIX ) { |
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[1067] | 159 | snprintf(file, 79, "/tmp/.libroar-simple-stream.%i-%i", getpid(), count++); |
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[1168] | 160 | } else */ if ( type == ROAR_SOCKET_TYPE_DECNET ) { |
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[526] | 161 | if ( roar_socket_get_local_nodename() ) { |
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[1067] | 162 | snprintf(file, 24,"%s::roar$TMP%04x%02x", roar_socket_get_local_nodename(), getpid(), count++); |
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[526] | 163 | } else { |
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| 164 | return -1; |
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| 165 | } |
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[487] | 166 | } else { |
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[1068] | 167 | strncpy(file, inet_ntoa(socket_addr.sin_addr), 79); |
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[487] | 168 | } |
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| 169 | |
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[1168] | 170 | if ( type != ROAR_SOCKET_TYPE_UNIX ) { |
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| 171 | if ( (listen = roar_socket_listen(type, file, port)) == -1 ) { |
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| 172 | return -1; |
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| 173 | } |
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[487] | 174 | } |
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[451] | 175 | |
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[487] | 176 | if ( type == ROAR_SOCKET_TYPE_INET ) { |
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| 177 | len = sizeof(struct sockaddr_in); |
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[493] | 178 | setsockopt(listen, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(int)); |
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| 179 | |
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[487] | 180 | if ( getsockname(listen, (struct sockaddr *)&socket_addr, &len) == -1 ) { |
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| 181 | return -1; |
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| 182 | } |
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| 183 | port = ROAR_NET2HOST16(socket_addr.sin_port); |
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| 184 | ROAR_DBG("roar_simple_new_stream_obj(*): port=%i", port); |
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[1168] | 185 | /* |
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[1172] | 186 | #if 0 |
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[532] | 187 | } else if ( type == ROAR_SOCKET_TYPE_UNIX ) { |
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[1080] | 188 | #ifndef ROAR_TARGET_WIN32 |
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[487] | 189 | chmod(file, S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP); |
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| 190 | |
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| 191 | grp = getgrnam(ROAR_DEFAULT_SOCKGRP); |
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| 192 | |
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| 193 | if ( grp ) |
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| 194 | chown(file, -1, grp->gr_gid); |
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[1080] | 195 | #else |
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| 196 | ROAR_ERR("roar_simple_new_stream_obj(*): There is no UNIX Domain Socket support in win32, download a real OS."); |
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| 197 | #endif |
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[1172] | 198 | #endif |
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[1168] | 199 | */ |
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[532] | 200 | } else if ( type == ROAR_SOCKET_TYPE_DECNET ) { |
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| 201 | len = sizeof(struct sockaddr_in); |
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| 202 | setsockopt(listen, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(int)); |
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[487] | 203 | } |
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[451] | 204 | |
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[119] | 205 | if ( roar_stream_new(s, rate, channels, bits, codec) == -1 ) { |
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[82] | 206 | return -1; |
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| 207 | } |
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| 208 | |
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[119] | 209 | if ( roar_stream_connect(con, s, dir) == -1 ) { |
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[82] | 210 | return -1; |
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| 211 | } |
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| 212 | |
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[1168] | 213 | if ( type != ROAR_SOCKET_TYPE_UNIX ) { |
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| 214 | if ( roar_stream_connect_to_ask(con, s, type, file, port) != -1 ) { |
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[1161] | 215 | |
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[1168] | 216 | FD_ZERO(&fds); |
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| 217 | FD_SET(listen, &fds); |
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[1163] | 218 | |
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[1168] | 219 | if ( select(listen + 1, &fds, &fds, &fds, &timeout) < 1 ) { |
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| 220 | close(listen); |
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[1163] | 221 | |
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[1168] | 222 | // we don't need to check the content as we know it failed... |
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| 223 | if ( roar_recv_message(con, &mes, NULL) == -1 ) |
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| 224 | return -1; |
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[1161] | 225 | |
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[1168] | 226 | if ( roar_kick(con, ROAR_OT_STREAM, s->id) == -1 ) |
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| 227 | return -1; |
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[1161] | 228 | |
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[1168] | 229 | return roar_simple_new_stream_attachexeced_obj(con, s, rate, channels, bits, codec, dir); |
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[82] | 230 | } |
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[1168] | 231 | |
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| 232 | if ( (fh = accept(listen, NULL, NULL)) != -1 ) { |
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| 233 | /* errr, do we need we any error handling here? */ |
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| 234 | } |
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[82] | 235 | if ( roar_recv_message(con, &mes, NULL) == -1 ) { |
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| 236 | close(fh); |
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| 237 | fh = -1; |
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| 238 | } else if ( mes.cmd != ROAR_CMD_OK ) { |
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| 239 | close(fh); |
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| 240 | fh = -1; |
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| 241 | } |
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[1168] | 242 | } |
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| 243 | |
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| 244 | close(listen); |
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| 245 | } else { // this is type == ROAR_SOCKET_TYPE_UNIX |
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| 246 | if ( socketpair(AF_UNIX, SOCK_STREAM, 0, socks) == -1 ) { |
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| 247 | roar_kick(con, ROAR_OT_STREAM, s->id); // we do not need to check for errors |
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| 248 | // as we return -1 in both whys |
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| 249 | return -1; |
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| 250 | } |
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| 251 | |
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| 252 | if ( roar_stream_passfh(con, s, socks[0]) == -1 ) { |
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| 253 | roar_kick(con, ROAR_OT_STREAM, s->id); // we do not need to check for errors |
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| 254 | // as we return -1 in both whys |
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| 255 | return -1; |
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| 256 | } |
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| 257 | |
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| 258 | close(socks[0]); |
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| 259 | fh = socks[1]; |
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[82] | 260 | } |
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| 261 | |
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[1168] | 262 | /* |
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[487] | 263 | if ( type == ROAR_SOCKET_TYPE_UNIX ) { |
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| 264 | unlink(file); |
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| 265 | } |
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[1168] | 266 | */ |
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| 267 | |
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| 268 | if ( dir == ROAR_DIR_PLAY ) { |
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| 269 | shutdown(fh, SHUT_RD); |
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| 270 | } else if ( dir == ROAR_DIR_MONITOR || dir == ROAR_DIR_RECORD ) { |
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| 271 | shutdown(fh, SHUT_WR); |
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| 272 | } |
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[82] | 273 | |
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[505] | 274 | s->fh = fh; |
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| 275 | |
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[82] | 276 | return fh; |
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| 277 | } |
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| 278 | |
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[235] | 279 | |
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| 280 | int roar_simple_play_file(char * file, char * server, char * name) { |
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| 281 | struct roar_connection con; |
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| 282 | |
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| 283 | if ( roar_simple_connect(&con, server, name) == -1 ) { |
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| 284 | return -1; |
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| 285 | } |
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| 286 | |
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| 287 | return roar_file_play(&con, file, 1); // con is closed by this as this stream will be an execed one. |
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| 288 | } |
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| 289 | |
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[0] | 290 | int roar_simple_play(int rate, int channels, int bits, int codec, char * server, char * name) { |
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| 291 | return roar_simple_stream(rate, channels, bits, codec, server, ROAR_DIR_PLAY, name); |
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| 292 | } |
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| 293 | |
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| 294 | int roar_simple_monitor(int rate, int channels, int bits, int codec, char * server, char * name) { |
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| 295 | return roar_simple_stream(rate, channels, bits, codec, server, ROAR_DIR_MONITOR, name); |
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| 296 | } |
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| 297 | |
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| 298 | int roar_simple_record(int rate, int channels, int bits, int codec, char * server, char * name) { |
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| 299 | return roar_simple_stream(rate, channels, bits, codec, server, ROAR_DIR_RECORD, name); |
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| 300 | } |
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| 301 | |
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| 302 | int roar_simple_filter(int rate, int channels, int bits, int codec, char * server, char * name) { |
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| 303 | return roar_simple_stream(rate, channels, bits, codec, server, ROAR_DIR_FILTER, name); |
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| 304 | } |
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| 305 | |
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| 306 | |
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| 307 | int roar_simple_close(int fh) { |
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| 308 | return close(fh); |
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| 309 | } |
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| 310 | |
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| 311 | int roar_simple_get_standby (int fh) { |
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| 312 | struct roar_connection con; |
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| 313 | |
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| 314 | con.fh = fh; |
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| 315 | |
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| 316 | return roar_get_standby(&con); |
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| 317 | } |
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| 318 | |
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| 319 | //ll |
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