1 | //commands.c: |
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2 | |
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3 | /* |
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4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008-2011 |
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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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28 | #if !defined(ROAR_TARGET_MICROCONTROLLER) && !defined(ROAR_MINIMAL) |
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29 | #define _NAME(x) (x) |
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30 | #else |
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31 | #define _NAME(x) ((char*)NULL) |
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32 | #endif |
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33 | |
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34 | struct roar_command g_commands[COMMAND_MAX_COMMANDS] = { |
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35 | {ROAR_CMD_NOOP, _NAME("NOOP"), req_on_noop, ACCLEV_NONE}, |
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36 | {ROAR_CMD_IDENTIFY, _NAME("IDENTIFY"), req_on_identify, ACCLEV_NONE}, |
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37 | {ROAR_CMD_AUTH, _NAME("AUTH"), req_on_auth, ACCLEV_IDENTED}, |
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38 | {ROAR_CMD_WHOAMI, _NAME("WHOAMI"), req_on_whoami, ACCLEV_NONE}, |
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39 | |
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40 | |
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41 | {ROAR_CMD_NEW_STREAM, _NAME("NEW_STREAM"), req_on_new_stream, ACCLEV_USER}, |
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42 | |
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43 | #ifdef ROAR_SUPPORT_META |
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44 | {ROAR_CMD_SET_META, _NAME("SET_META"), req_on_set_meta, ACCLEV_PWRUSER}, |
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45 | {ROAR_CMD_GET_META, _NAME("GET_META"), req_on_get_meta, ACCLEV_GUEST}, |
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46 | {ROAR_CMD_LIST_META, _NAME("LIST_META"), req_on_list_meta, ACCLEV_GUEST}, |
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47 | #endif |
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48 | |
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49 | {ROAR_CMD_EXEC_STREAM, _NAME("EXEC_STREAM"), req_on_exec_stream, ACCLEV_PWRUSER}, |
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50 | {ROAR_CMD_QUIT, _NAME("QUIT"), (int(*)(int client, struct roar_message * mes, char ** data, uint32_t flags[2]))clients_delete, ACCLEV_NONE}, |
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51 | |
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52 | {ROAR_CMD_CON_STREAM, _NAME("CON_STREAM"), req_on_con_stream, ACCLEV_PWRUSER}, |
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53 | {ROAR_CMD_PASSFH, _NAME("PASSFH"), req_on_passfh, ACCLEV_PWRUSER}, |
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54 | |
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55 | {ROAR_CMD_SERVER_INFO, _NAME("SERVER_INFO"), req_on_server_info, ACCLEV_IDENTED}, // allow this early so the client |
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56 | // can device ealry if this server |
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57 | // provieds all needed features |
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58 | {ROAR_CMD_SERVER_OINFO, _NAME("SERVER_OINFO"), req_on_server_oinfo, ACCLEV_IDENTED}, // same as above |
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59 | {ROAR_CMD_CAPS, _NAME("CAPS"), req_on_caps, ACCLEV_IDENTED}, // and again the same |
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60 | {ROAR_CMD_GET_STANDBY, _NAME("GET_STANDBY"), req_on_get_standby, ACCLEV_GUEST}, |
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61 | {ROAR_CMD_SET_STANDBY, _NAME("SET_STANDBY"), req_on_set_standby, ACCLEV_PWRUSER}, // should this be set to ACCLEV_ALL? |
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62 | {ROAR_CMD_EXIT, _NAME("EXIT"), req_on_exit, ACCLEV_ALL}, |
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63 | |
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64 | {ROAR_CMD_LIST_CLIENTS, _NAME("LIST_CLIENTS"), req_on_list_clients, ACCLEV_GUEST}, |
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65 | {ROAR_CMD_LIST_STREAMS, _NAME("LIST_STREAMS"), req_on_list_streams, ACCLEV_GUEST}, |
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66 | {ROAR_CMD_GET_CLIENT, _NAME("GET_CLIENT"), req_on_get_client, ACCLEV_GUEST}, |
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67 | {ROAR_CMD_GET_STREAM, _NAME("GET_STREAM"), req_on_get_stream, ACCLEV_GUEST}, |
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68 | {ROAR_CMD_KICK, _NAME("KICK"), req_on_kick, ACCLEV_PWRUSER}, |
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69 | {ROAR_CMD_ATTACH, _NAME("ATTACH"), req_on_attach, ACCLEV_PWRUSER}, |
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70 | {ROAR_CMD_SET_VOL, _NAME("SET_VOL"), req_on_set_vol, ACCLEV_PWRUSER}, |
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71 | {ROAR_CMD_GET_VOL, _NAME("GET_VOL"), req_on_get_vol, ACCLEV_GUEST}, |
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72 | {ROAR_CMD_GET_STREAM_PARA, _NAME("GET_STREAM_PARA"), req_on_get_stream_para, ACCLEV_GUEST}, |
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73 | {ROAR_CMD_SET_STREAM_PARA, _NAME("SET_STREAM_PARA"), req_on_set_stream_para, ACCLEV_PWRUSER}, |
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74 | |
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75 | {ROAR_CMD_ADD_DATA, _NAME("ADD_DATA"), req_on_add_data, ACCLEV_PWRUSER}, |
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76 | |
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77 | {ROAR_CMD_BEEP, _NAME("BEEP"), req_on_beep, ACCLEV_USER}, |
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78 | |
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79 | {ROAR_CMD_WAIT, _NAME("WAIT"), req_on_wait, ACCLEV_USER}, |
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80 | |
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81 | {ROAR_CMD_EOL, _NAME("END OF LIST"), NULL, ACCLEV_NONE} |
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82 | }; |
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83 | |
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84 | int command_get_id_by_cmd (int command) { |
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85 | int i; |
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86 | int cmd; |
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87 | |
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88 | for (i = 0; i < COMMAND_MAX_COMMANDS; i++) { |
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89 | if ( (cmd = g_commands[i].cmd) == ROAR_CMD_EOL ) |
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90 | break; |
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91 | |
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92 | if ( cmd == command ) |
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93 | return i; |
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94 | } |
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95 | |
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96 | return -1; |
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97 | } |
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98 | |
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99 | int command_exec (int client, struct roar_message * mes, char ** data, uint32_t flags[2]) { |
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100 | int cmd = command_get_id_by_cmd(mes->cmd); |
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101 | int (*func)(int client, struct roar_message * mes, char ** data, uint32_t flags[2]); |
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102 | #ifdef DEBUG |
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103 | int ret; |
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104 | #endif |
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105 | |
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106 | if ( cmd == -1 ) |
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107 | return -1; |
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108 | |
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109 | // NOTE: This is optimized for speed here, so we do notc al clients_get(). |
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110 | // we maybe should do but current just don't. /client/ must be valid anyway. |
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111 | if ( g_commands[cmd].minacclev > g_clients[client]->acclev ) { |
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112 | ROAR_WARN("command_exec(client=%i, mes=%p{.cmd=%i,...}, data=%p, flags=%p) = -1 // client not allowed to use command %s", client, mes, (int)mes->cmd, data, flags, g_commands[cmd].name); |
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113 | return -1; |
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114 | } |
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115 | |
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116 | if ( (func = g_commands[cmd].handler) == NULL ) { |
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117 | ROAR_WARN("command_exec(client=%i, mes=%p{.cmd=%i,...}, data=%p, flags=%p) = -1 // unknown command", client, mes, (int)mes->cmd, data, flags); |
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118 | return -1; |
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119 | } |
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120 | |
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121 | ROAR_DBG("command_exec(*): Execing command %i(%s) via %p", cmd, g_commands[cmd].name, func); |
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122 | |
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123 | #ifdef DEBUG |
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124 | ROAR_DBG("command_exec(client=%i, mes=%p{.cmd=%i,...}, data=%p{%p}, flags=%p): func=%p", client, mes, (int)mes->cmd, data, *data, flags, func); |
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125 | ret = func(client, mes, data, flags); |
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126 | ROAR_DBG("command_exec(client=%i, mes=%p{.cmd=%i,...}, data=%p{%p}, flags=%p) = %i", client, mes, (int)mes->cmd, data, *data, flags, ret); |
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127 | return ret; |
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128 | #else |
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129 | return func(client, mes, data, flags); |
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130 | #endif |
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131 | } |
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132 | |
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133 | int command_get_name (int command, const char ** name) { |
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134 | int cmd = command_get_id_by_cmd(command); |
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135 | |
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136 | if ( cmd == -1 ) { |
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137 | *name = NULL; |
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138 | return -1; |
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139 | } |
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140 | |
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141 | *name = g_commands[cmd].name; |
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142 | |
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143 | return 0; |
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144 | } |
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145 | |
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146 | |
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147 | //ll |
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