[3968] | 1 | //emul_rplay.c: |
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| 2 | |
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| 3 | /* |
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| 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2010 |
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| 5 | * |
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| 6 | * This file is part of roard 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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| 21 | * the Free Software Foundation, 51 Franklin Street, Fifth Floor, |
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| 22 | * Boston, MA 02110-1301, USA. |
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| 23 | * |
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| 24 | */ |
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| 25 | |
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| 26 | #include "roard.h" |
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| 27 | |
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[3985] | 28 | #ifndef ROAR_WITHOUT_DCOMP_EMUL_RPLAY |
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| 29 | |
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[3976] | 30 | struct emul_rplay_command emul_rplay_commands[] = { |
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| 31 | {"access", NULL, -1, -1, NULL}, |
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| 32 | {"application", NULL, 1, -1, NULL}, |
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| 33 | {"continue", NULL, 1, -1, NULL}, |
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| 34 | {"die", NULL, 1, -1, NULL}, |
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| 35 | {"done", NULL, 1, -1, NULL}, // #ifdef DEBUG |
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| 36 | {"find", NULL, 1, 1, NULL}, |
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| 37 | {"get", NULL, 1, 1, NULL}, |
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[3983] | 38 | {"help", NULL, -1, -1, emul_rplay_on_help}, |
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[3976] | 39 | {"info", NULL, 1, 1, NULL}, |
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| 40 | {"list", NULL, 0, 1, NULL}, |
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| 41 | {"modify", NULL, 2, -1, NULL}, |
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| 42 | {"monitor", NULL, 1, -1, NULL}, |
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| 43 | {"pause", NULL, 1, -1, NULL}, |
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| 44 | {"play", NULL, 1, -1, NULL}, |
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| 45 | {"put", NULL, 2, -1, NULL}, |
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[3983] | 46 | {"quit", NULL, 0, 0, emul_rplay_on_quit}, |
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[3976] | 47 | {"reset", NULL, 0, 0, NULL}, |
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| 48 | {"set", NULL, 1, -1, NULL}, |
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| 49 | {"skip", NULL, 1, 1, NULL}, |
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[3983] | 50 | {"status", NULL, 0, 0, emul_rplay_on_status}, |
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[3976] | 51 | {"stop", NULL, 1, -1, NULL}, |
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| 52 | {"version", NULL, 0, 0, NULL}, |
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| 53 | {"volume", NULL, 0, 1, NULL}, |
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| 54 | {"wait", NULL, -1, -1, NULL}, |
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| 55 | {NULL, NULL, -1, -1, NULL} |
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| 56 | }; |
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| 57 | |
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| 58 | static inline int is_true(const char * str) { |
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| 59 | const char * ts[] = {"true", "t", "1", "yes", "y", "on"}; |
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| 60 | int i; |
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| 61 | |
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| 62 | for (i = 0; i < sizeof(ts)/sizeof(*ts); i++) |
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| 63 | if ( !strcasecmp(str, ts[i]) ) |
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| 64 | return 1; |
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| 65 | |
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| 66 | return 0; |
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| 67 | } |
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| 68 | |
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| 69 | static inline int is_false(const char * str) { |
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| 70 | return !is_true(str); |
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| 71 | } |
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| 72 | |
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| 73 | |
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[3978] | 74 | int emul_rplay_check_client (int client, struct roar_vio_calls * vio) { |
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| 75 | struct roar_vio_calls calls; |
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| 76 | char buf[1024]; |
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| 77 | ssize_t len; |
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| 78 | |
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| 79 | if ( client == -1 ) |
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| 80 | return -1; |
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| 81 | |
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| 82 | if ( vio == NULL ) { |
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| 83 | vio = &calls; |
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| 84 | if ( roar_vio_open_fh_socket(vio, clients_get_fh(client)) == -1 ) |
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| 85 | return -1; |
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| 86 | } |
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| 87 | |
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| 88 | if ( (len = roar_vio_read(vio, buf, sizeof(buf)-1)) <= 0 ) { |
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| 89 | // really bad protocol error |
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| 90 | clients_delete(client); |
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| 91 | return -1; |
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| 92 | } |
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| 93 | |
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| 94 | for (; buf[len-1] == '\r' || buf[len-1] == '\n'; len--); |
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| 95 | |
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| 96 | buf[len] = 0; |
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| 97 | |
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| 98 | return emul_rplay_exec_command(client, vio, buf); |
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| 99 | } |
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[3976] | 100 | |
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| 101 | int emul_rplay_exec_command (int client, struct roar_vio_calls * vio, char * command) { |
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| 102 | struct emul_rplay_command * cmd; |
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| 103 | struct roar_keyval * kv; |
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| 104 | ssize_t kvlen; |
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| 105 | char * para = NULL; |
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| 106 | char * c; |
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| 107 | int last_was_space = 0; |
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| 108 | |
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| 109 | for (c = command; *c != 0; c++) { |
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| 110 | if ( *c == ' ' || *c == '\t' ) { |
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| 111 | last_was_space = 1; |
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| 112 | *c = 0; |
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| 113 | } else { |
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| 114 | if ( last_was_space ) { |
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| 115 | para = c; |
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| 116 | break; |
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| 117 | } |
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| 118 | } |
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| 119 | } |
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| 120 | |
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| 121 | if ( para == NULL ) { |
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| 122 | kv = NULL; |
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| 123 | kvlen = 0; |
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| 124 | } else { |
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| 125 | kvlen = roar_keyval_split(&kv, para, " \t", "=", 0); |
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| 126 | if ( kvlen == -1 ) |
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| 127 | return emul_rplay_send_error(client, NULL, vio, NULL, 0, "Can not parse parameter list"); |
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| 128 | } |
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| 129 | |
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| 130 | for (cmd = emul_rplay_commands; cmd->name != NULL; cmd++) { |
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| 131 | if ( !strcasecmp(cmd->name, command) ) |
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| 132 | break; |
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| 133 | } |
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| 134 | |
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| 135 | if ( cmd->name == NULL ) |
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| 136 | return emul_rplay_send_error(client, NULL, vio, kv, kvlen, "unknown command"); |
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| 137 | |
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| 138 | if ( cmd->handler == NULL ) |
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| 139 | return emul_rplay_send_error(client, cmd, vio, kv, kvlen, "unsupported command"); |
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| 140 | |
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| 141 | return cmd->handler(client, cmd, vio, kv, kvlen); |
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| 142 | } |
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| 143 | |
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| 144 | int emul_rplay_send_error (int client, struct emul_rplay_command * cmd, struct roar_vio_calls * vio, struct roar_keyval * kv, size_t kvlen, const char * msg) { |
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| 145 | struct roar_keyval * kvr; |
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| 146 | const char * command; |
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| 147 | const char * cd = NULL; |
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| 148 | |
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| 149 | if ( cmd != NULL ) { |
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| 150 | command = cmd->name; |
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| 151 | } else { |
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| 152 | command = "(unknown)"; |
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| 153 | } |
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| 154 | |
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| 155 | if ( kv != NULL ) { |
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| 156 | kvr = roar_keyval_lookup(kv, "client-data", kvlen, 0); |
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| 157 | if ( kvr != NULL ) |
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| 158 | cd = kvr->value; |
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| 159 | } |
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| 160 | |
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| 161 | if ( cd == NULL ) |
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| 162 | cd = ""; |
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| 163 | |
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[3979] | 164 | return roar_vio_printf(vio, "-error=\"%s\" command=\"%s\" client-data=\"%s\"\n", msg, command, cd) <= 0 ? -1 : 0; |
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[3976] | 165 | } |
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| 166 | |
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[3983] | 167 | |
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| 168 | int emul_rplay_on_status(int client, struct emul_rplay_command * cmd, struct roar_vio_calls * vio, struct roar_keyval * kv, size_t kvlen) { |
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| 169 | const char * hostname = "localhost"; |
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| 170 | const char * version = "RoarAudio"; |
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| 171 | char uptime[16]; |
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| 172 | const char * byteorder = "native"; |
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| 173 | int fragsize = ROAR_OUTPUT_CALC_OUTBUFSIZE(g_sa); |
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| 174 | int h, m, s; |
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| 175 | |
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| 176 | s = g_pos / g_sa->rate / g_sa->channels; |
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| 177 | h = s / 3600; |
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| 178 | s -= h * 3600; |
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| 179 | m = s / 60; |
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| 180 | s -= m * 60; |
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| 181 | |
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| 182 | sprintf(uptime, "%.2i:%.2i:%.2i", h, m, s); |
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| 183 | |
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| 184 | switch (ROAR_CODEC_BYTE_ORDER(g_sa->codec)) { |
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| 185 | case ROAR_CODEC_LE: |
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| 186 | byteorder = "little-endian"; |
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| 187 | break; |
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| 188 | case ROAR_CODEC_BE: |
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| 189 | byteorder = "big-endian"; |
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| 190 | break; |
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| 191 | case ROAR_CODEC_PDP: |
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| 192 | byteorder = "pdp-endian"; |
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| 193 | break; |
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| 194 | } |
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| 195 | |
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| 196 | roar_vio_printf(vio, |
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| 197 | "+host=%s version=%s uptime=%s " |
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| 198 | "audio-bits=%i audio-byte-order=%s audio-channels=%i " |
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| 199 | "audio-device=internal-mixer " |
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| 200 | "audio-format=linear-%i " |
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| 201 | "audio-fragsize=%i " |
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| 202 | "audio-port=speaker,headphone,lineout audio-rate=10 " |
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| 203 | "audio-sample-rate=%i " |
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| 204 | "volume=254 " |
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| 205 | "curr-rate=10 priority-threshold=0 audio-close=0 audio-device-status=open" |
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| 206 | "\n", |
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| 207 | hostname, version, uptime, |
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| 208 | g_sa->bits, byteorder, g_sa->channels, |
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| 209 | g_sa->bits, |
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| 210 | fragsize, |
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| 211 | g_sa->rate |
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| 212 | ); |
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| 213 | |
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| 214 | return 0; |
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| 215 | } |
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| 216 | |
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| 217 | |
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| 218 | int emul_rplay_on_quit(int client, struct emul_rplay_command * cmd, struct roar_vio_calls * vio, struct roar_keyval * kv, size_t kvlen) { |
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| 219 | clients_delete(client); |
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| 220 | return -1; |
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| 221 | } |
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| 222 | |
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| 223 | int emul_rplay_on_help(int client, struct emul_rplay_command * cmd, struct roar_vio_calls * vio, struct roar_keyval * kv, size_t kvlen) { |
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| 224 | struct emul_rplay_command * c; |
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| 225 | |
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| 226 | roar_vio_printf(vio, "+message=\"command summary\" command=help\n"); |
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| 227 | |
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| 228 | for (c = emul_rplay_commands; c->name != NULL; c++) { |
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| 229 | roar_vio_printf(vio, "%-8s %s\n", c->name, c->usage == NULL ? "" : c->usage); |
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| 230 | } |
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| 231 | |
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| 232 | roar_vio_printf(vio, ".\n"); |
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| 233 | |
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| 234 | return -1; |
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| 235 | } |
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| 236 | |
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[3985] | 237 | #endif |
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| 238 | |
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[3968] | 239 | //ll |
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