[2477] | 1 | //config.c: |
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| 2 | |
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| 3 | /* |
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| 4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2009 |
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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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| 35 | #include "libroar.h" |
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| 36 | |
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[2895] | 37 | static struct roar_libroar_config_codec * |
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| 38 | roar_libroar_config_codec_get_conf(int codec, int create, struct roar_libroar_config * config); |
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| 39 | |
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| 40 | |
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[2478] | 41 | struct roar_libroar_config * roar_libroar_get_config_ptr(void) { |
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| 42 | static struct roar_libroar_config config; |
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| 43 | static int inited = 0; |
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| 44 | |
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| 45 | if ( !inited ) { |
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| 46 | memset(&config, 0, sizeof(config)); |
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[2567] | 47 | |
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| 48 | config.server = NULL; |
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| 49 | |
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[2478] | 50 | inited++; |
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| 51 | } |
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| 52 | |
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| 53 | return &config; |
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| 54 | } |
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| 55 | |
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| 56 | struct roar_libroar_config * roar_libroar_get_config(void) { |
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| 57 | struct roar_libroar_config * config = roar_libroar_get_config_ptr(); |
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| 58 | static int inited = 0; |
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[2884] | 59 | char * next; |
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[2478] | 60 | |
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| 61 | if ( !inited ) { |
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[2480] | 62 | next = getenv("ROAR_OPTIONS"); |
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| 63 | |
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[2884] | 64 | if ( next != NULL ) { |
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| 65 | roar_libroar_config_parse(next, " "); |
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[2480] | 66 | } |
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| 67 | |
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[2478] | 68 | inited++; |
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| 69 | } |
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| 70 | |
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| 71 | return config; |
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| 72 | } |
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| 73 | |
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[2890] | 74 | #define _P_FP(v) ((int)(atof((v))*256.0)) |
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| 75 | #define _P_INT(v) (atoi((v))) |
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| 76 | #define _P_BOOL(v) (*(v) == 'y' || *(v) == 'j' || *(v) == 't' || *(v) == '1' ? 1 : 0) |
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| 77 | |
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| 78 | static int roar_libroar_config_parse_codec(struct roar_libroar_config * config, char * txt) { |
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| 79 | struct roar_libroar_config_codec * codec_cfg; |
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| 80 | int codec; |
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| 81 | char * codec_str, * option_str, * value_str; |
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| 82 | |
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[2912] | 83 | ROAR_DBG("roar_libroar_config_parse_codec(config=%p, txt='%s') = ?", config, txt); |
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| 84 | |
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[2890] | 85 | if ( config == NULL || txt == NULL ) |
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| 86 | return -1; |
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| 87 | |
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[2912] | 88 | ROAR_DBG("roar_libroar_config_parse_codec(config=%p, txt='%s') = ?", config, txt); |
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| 89 | |
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[2892] | 90 | codec_str = strtok(txt, ":"); |
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[2890] | 91 | |
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[2892] | 92 | if ( codec_str == NULL ) |
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| 93 | return -1; |
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| 94 | |
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| 95 | option_str = strtok(NULL, ":"); |
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[2890] | 96 | |
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| 97 | if ( option_str == NULL ) |
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| 98 | return -1; |
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| 99 | |
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[2892] | 100 | value_str = strtok(NULL, ":"); |
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[2890] | 101 | |
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| 102 | if ( value_str == NULL ) |
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| 103 | return -1; |
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| 104 | |
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[2912] | 105 | ROAR_DBG("roar_libroar_config_parse_codec(config=%p, txt='%s') = ?", config, txt); |
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| 106 | |
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[2890] | 107 | if ( (codec = roar_str2codec(codec_str)) == -1 ) { |
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| 108 | ROAR_WARN("roar_libroar_config_parse_codec(*): Unknown codec: %s", codec_str); |
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| 109 | return -1; |
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| 110 | } |
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| 111 | |
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[2912] | 112 | ROAR_DBG("roar_libroar_config_parse_codec(config=%p, txt='%s'): codec=%i", config, txt, codec); |
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| 113 | |
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[2893] | 114 | if ( (codec_cfg = roar_libroar_config_codec_get_conf(codec, 1, config)) == NULL ) |
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[2890] | 115 | return -1; |
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| 116 | |
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[2912] | 117 | ROAR_DBG("roar_libroar_config_parse_codec(config=%p, txt='%s'): codec=%i, codec_cfg=%p", config, txt, codec, codec_cfg); |
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| 118 | |
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[2890] | 119 | if ( !strcmp(option_str, "q") || !strcmp(option_str, "quality") ) { |
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| 120 | codec_cfg->para_set |= ROAR_LIBROAR_CONFIG_PSET_Q; |
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| 121 | codec_cfg->q = _P_FP(value_str); |
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| 122 | } else if ( !strcmp(option_str, "complexity") ) { |
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| 123 | codec_cfg->para_set |= ROAR_LIBROAR_CONFIG_PSET_COMPLEXITY; |
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| 124 | codec_cfg->complexity = _P_FP(value_str); |
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| 125 | } else if ( !strcmp(option_str, "dtx") ) { |
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| 126 | codec_cfg->para_set |= ROAR_LIBROAR_CONFIG_PSET_DTX; |
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| 127 | codec_cfg->dtx = _P_BOOL(value_str); |
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| 128 | } else if ( !strcmp(option_str, "cc-max") ) { |
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| 129 | codec_cfg->para_set |= ROAR_LIBROAR_CONFIG_PSET_MAX_CC; |
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| 130 | codec_cfg->max_cc = _P_INT(value_str); |
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| 131 | } else { |
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[2891] | 132 | ROAR_WARN("roar_libroar_config_parse_codec(*): Unknown codec option: %s", option_str); |
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[2892] | 133 | return -1; |
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[2890] | 134 | } |
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| 135 | |
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[2892] | 136 | return 0; |
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[2890] | 137 | } |
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| 138 | |
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[2884] | 139 | int roar_libroar_config_parse(char * txt, char * delm) { |
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| 140 | struct roar_libroar_config * config = roar_libroar_get_config_ptr(); |
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| 141 | char * k, * v, * next = txt; |
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| 142 | |
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| 143 | while (next != NULL) { |
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| 144 | k = next; |
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[2886] | 145 | |
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| 146 | if ( delm == NULL ) { |
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| 147 | // no delm -> we have only one option |
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| 148 | next = NULL; |
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| 149 | } else { |
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| 150 | next = strstr(next, delm); |
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| 151 | } |
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| 152 | |
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[2884] | 153 | if ( next != NULL ) { |
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| 154 | *next = 0; |
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| 155 | next++; |
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| 156 | } |
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| 157 | |
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[2888] | 158 | ROAR_DBG("roar_libroar_config_parse(*): k='%s'", k); |
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| 159 | |
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[2887] | 160 | // strip leading spaces: |
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| 161 | while ( *k == ' ' ) k++; |
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| 162 | |
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[2888] | 163 | ROAR_DBG("roar_libroar_config_parse(*): k='%s'", k); |
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| 164 | |
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[2887] | 165 | // strip tailing new lions: |
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| 166 | v = strtok(k, "\r\n"); |
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| 167 | if ( v != NULL ) { |
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| 168 | if ( *v == '\r' || *v == '\n' ) |
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| 169 | *v = 0; |
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| 170 | } |
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| 171 | |
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[2888] | 172 | ROAR_DBG("roar_libroar_config_parse(*): k='%s'", k); |
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| 173 | |
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[2887] | 174 | // comments |
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| 175 | if ( *k == '#' ) |
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| 176 | continue; |
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| 177 | |
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[2888] | 178 | ROAR_DBG("roar_libroar_config_parse(*): k='%s'", k); |
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| 179 | |
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[2887] | 180 | // empty options: |
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| 181 | if ( *k == 0 ) |
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| 182 | continue; |
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| 183 | |
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[2884] | 184 | if ( (v = strstr(k, ":")) != NULL ) { |
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| 185 | *v = 0; |
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| 186 | v++; |
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| 187 | } |
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| 188 | |
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[2888] | 189 | ROAR_DBG("roar_libroar_config_parse(*): k='%s', v='%s'", k, v); |
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| 190 | |
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[2884] | 191 | if ( !strcmp(k, "workaround") ) { |
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| 192 | if ( !strcmp(v, "use-execed") ) { |
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| 193 | config->workaround.workarounds |= ROAR_LIBROAR_CONFIG_WAS_USE_EXECED; |
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| 194 | } else { |
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[2888] | 195 | ROAR_WARN("roar_libroar_config_parse(*): Unknown workaround option: %s", v); |
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[2884] | 196 | } |
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| 197 | } else if ( !strcmp(k, "warning") || !strcmp(k, "warn") ) { |
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| 198 | if ( !strcmp(v, "sysio") ) { |
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| 199 | config->warnings.sysio = ROAR_WARNING_ALWAYS; |
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| 200 | } else { |
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[2888] | 201 | ROAR_WARN("roar_libroar_config_parse(*): Unknown warning option: %s", v); |
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[2884] | 202 | } |
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[2890] | 203 | } else if ( !strcmp(k, "codec") ) { |
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| 204 | if ( roar_libroar_config_parse_codec(config, v) == -1 ) { |
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| 205 | ROAR_WARN("roar_libroar_config_parse(*): Error parsing codec config option"); |
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| 206 | } |
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[2896] | 207 | } else if ( !strcmp(k, "set-server") ) { |
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[2899] | 208 | if ( roar_libroar_get_server() == NULL ) |
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| 209 | roar_libroar_set_server(v); |
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[2884] | 210 | } else { |
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[2888] | 211 | ROAR_WARN("roar_libroar_config_parse(*): Unknown option: %s", k); |
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[2884] | 212 | } |
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| 213 | } |
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| 214 | |
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| 215 | return 0; |
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| 216 | } |
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| 217 | |
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[2886] | 218 | struct roar_libroar_config_codec * roar_libroar_config_codec_get(int codec, int create) { |
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[2893] | 219 | struct roar_libroar_config * config = roar_libroar_get_config(); |
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| 220 | return roar_libroar_config_codec_get_conf(codec, create, config); |
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| 221 | } |
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| 222 | |
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| 223 | static struct roar_libroar_config_codec * |
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| 224 | roar_libroar_config_codec_get_conf(int codec, int create, struct roar_libroar_config * config) { |
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[2886] | 225 | int i; |
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| 226 | int need_new = 1; |
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| 227 | |
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[2912] | 228 | ROAR_DBG("roar_libroar_config_codec_get_conf(codec=%i, create=%i, config=%p) = ?", codec, create, config); |
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| 229 | |
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[2886] | 230 | if ( codec < 0 || create < 0 ) |
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| 231 | return NULL; |
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| 232 | |
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[2912] | 233 | ROAR_DBG("roar_libroar_config_codec_get_conf(codec=%i, create=%i, config=%p) = ?", codec, create, config); |
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| 234 | |
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[2886] | 235 | if ( config->codecs.num == 0 ) { |
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| 236 | // no match case: |
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| 237 | if ( !create ) |
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| 238 | return NULL; |
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| 239 | } else { |
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| 240 | for (i = 0; i < config->codecs.num; i++) { |
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| 241 | if ( config->codecs.codec[i].codec == codec ) |
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| 242 | return &(config->codecs.codec[i]); |
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| 243 | if ( config->codecs.codec[i].codec == -1 ) |
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| 244 | need_new = 0; |
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| 245 | } |
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| 246 | } |
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| 247 | |
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[2912] | 248 | ROAR_DBG("roar_libroar_config_codec_get_conf(codec=%i, create=%i, config=%p) = ?", codec, create, config); |
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| 249 | |
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[2886] | 250 | if ( !create ) |
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| 251 | return NULL; |
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| 252 | |
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| 253 | if ( !need_new ) { |
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| 254 | for (i = 0; i < config->codecs.num; i++) { |
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| 255 | if ( config->codecs.codec[i].codec == -1 ) { |
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| 256 | memset(&(config->codecs.codec[i]), 0, sizeof(struct roar_libroar_config_codec)); |
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| 257 | config->codecs.codec[i].codec = codec; |
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| 258 | return &(config->codecs.codec[i]); |
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| 259 | } |
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| 260 | } |
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| 261 | } |
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| 262 | |
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| 263 | if ( config->codecs.num == 0 ) { |
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| 264 | config->codecs.codec = malloc(16*sizeof(struct roar_libroar_config_codec)); |
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| 265 | } else { |
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| 266 | config->codecs.codec = realloc(config->codecs.codec, (config->codecs.num+16)*sizeof(struct roar_libroar_config_codec)); |
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| 267 | } |
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| 268 | |
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| 269 | if ( config->codecs.codec == NULL ) |
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| 270 | return NULL; |
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| 271 | |
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| 272 | memset(&(config->codecs.codec[config->codecs.num]), 0, 16); |
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| 273 | for (i = config->codecs.num; i < (config->codecs.num+16); i++) { |
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| 274 | config->codecs.codec[i].codec = -1; |
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| 275 | } |
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| 276 | |
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| 277 | i = config->codecs.num; |
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| 278 | config->codecs.num += 16; |
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| 279 | |
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| 280 | return &(config->codecs.codec[i]); |
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| 281 | } |
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| 282 | |
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[2567] | 283 | int roar_libroar_set_server(char * server) { |
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| 284 | roar_libroar_get_config_ptr()->server = server; |
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| 285 | return 0; |
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| 286 | } |
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| 287 | |
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| 288 | char * roar_libroar_get_server(void) { |
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| 289 | return roar_libroar_get_config_ptr()->server; |
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| 290 | } |
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[2478] | 291 | |
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[2477] | 292 | //ll |
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