1 | //roarpluginrunner.c: |
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2 | |
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3 | /* |
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4 | * Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2011 |
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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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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 | int g_verbose = 0; |
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27 | #define ROAR_DBG_INFOVAR g_verbose |
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28 | |
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29 | #include <roaraudio.h> |
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30 | |
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31 | enum action { |
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32 | RUN, |
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33 | EXPLAIN |
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34 | }; |
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35 | |
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36 | static struct roar_dl_librarypara * g_para = NULL; |
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37 | |
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38 | void usage (const char * progname) { |
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39 | fprintf(stderr, "Usage: %s [OPTIONS]... PLUGIN\n", progname); |
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40 | |
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41 | fprintf(stderr, "\nOptions:\n\n"); |
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42 | |
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43 | fprintf(stderr, " -h --help - This help.\n" |
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44 | " --verbose - Be verbose. Can be used multiple times.\n" |
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45 | " --run - Run plugin.\n" |
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46 | " --explain - Explain plugin.\n"); |
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47 | } |
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48 | |
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49 | static int do_run(const char * name) { |
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50 | struct roar_dl_lhandle * lhandle = roar_dl_open(name, ROAR_DL_FLAG_DEFAULTS, 1, g_para); |
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51 | |
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52 | if ( lhandle == NULL ) |
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53 | return -1; |
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54 | |
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55 | roar_dl_appsched_trigger(lhandle, ROAR_DL_APPSCHED_INIT); |
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56 | |
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57 | while (roar_dl_appsched_trigger(lhandle, ROAR_DL_APPSCHED_WAIT) == 0) |
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58 | roar_dl_appsched_trigger(lhandle, ROAR_DL_APPSCHED_UPDATE); |
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59 | |
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60 | roar_dl_appsched_trigger(lhandle, ROAR_DL_APPSCHED_UPDATE); |
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61 | roar_dl_appsched_trigger(lhandle, ROAR_DL_APPSCHED_FREE); |
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62 | |
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63 | roar_dl_unref(lhandle); |
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64 | return 0; |
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65 | } |
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66 | |
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67 | static const char * _ptr2str(const void * p) { |
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68 | static char buf[24]; |
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69 | |
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70 | if ( p == NULL ) |
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71 | return "<not set>"; |
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72 | |
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73 | snprintf(buf, sizeof(buf), "%p", p); |
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74 | |
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75 | return buf; |
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76 | } |
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77 | |
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78 | static const char * _ptrrange2str(const void * p, size_t len) { |
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79 | static char buf[48]; |
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80 | |
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81 | if ( p == NULL ) |
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82 | return "<not set>"; |
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83 | |
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84 | if ( len == 0 ) |
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85 | return _ptr2str(p); |
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86 | |
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87 | snprintf(buf, sizeof(buf), "%p-%p", p, p + len); |
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88 | |
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89 | return buf; |
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90 | } |
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91 | |
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92 | static int do_explain(const char * name) { |
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93 | struct roar_dl_lhandle * lhandle = roar_dl_open(name, ROAR_DL_FLAG_DEFAULTS, 0, NULL); |
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94 | struct roar_dl_libraryinst * (*func)(struct roar_dl_librarypara * para); |
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95 | struct roar_dl_libraryinst * lib; |
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96 | int libok = 0, libnameok = 0; |
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97 | int tmp; |
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98 | int i; |
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99 | |
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100 | if ( lhandle == NULL ) |
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101 | return -1; |
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102 | |
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103 | func = roar_dl_getsym(lhandle, "_roaraudio_library_init", -1); |
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104 | if ( func == NULL ) { |
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105 | fprintf(stderr, "Warning: Not a RA lib: %s\n", name); |
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106 | roar_dl_unref(lhandle); |
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107 | return 0; |
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108 | } |
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109 | |
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110 | lib = func(g_para); |
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111 | if ( lib == NULL ) { |
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112 | fprintf(stderr, "Warning: Can not RA init: %s\n", name); |
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113 | roar_dl_unref(lhandle); |
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114 | return 0; |
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115 | } |
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116 | |
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117 | if ( lib->version == ROAR_DL_LIBINST_VERSION && lib->len == sizeof(*lib) ) { |
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118 | libok = 1; |
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119 | } |
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120 | |
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121 | printf("lib = %s\n", _ptr2str(lib)); |
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122 | printf("|-> version = %i (%smatch)\n", lib->version, lib->version == ROAR_DL_LIBINST_VERSION ? "" : "no "); |
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123 | printf("%c-> len = %zu (%smatch)\n", libok ? '|' : '\\', lib->len, lib->len == sizeof(*lib) ? "" : "no "); |
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124 | |
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125 | if ( libok ) { |
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126 | printf("|-> unload = %s\n", _ptr2str(lib->unload)); |
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127 | printf("|-> func = {"); |
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128 | for (i = 0, tmp = 0; i < ROAR_DL_FN_MAX; i++) { |
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129 | if ( lib->func[i] != NULL ) { |
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130 | tmp = 1; |
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131 | break; |
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132 | } |
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133 | } |
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134 | if ( tmp ) { |
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135 | for (i = 0; i < ROAR_DL_FN_MAX; i++) |
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136 | printf("%s%s", _ptr2str(lib->func[i]), i < (ROAR_DL_FN_MAX-1) ? ", " : ""); |
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137 | } else { |
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138 | printf("%i x <not set>", (int)ROAR_DL_FN_MAX); |
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139 | } |
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140 | printf("}\n"); |
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141 | printf("|-> libname = %s\n", _ptr2str(lib->libname)); |
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142 | if ( lib->libname != NULL ) { |
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143 | if ( lib->libname->version == ROAR_DL_LIBNAME_VERSION && lib->libname->len == sizeof(*(lib->libname)) ) { |
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144 | libnameok = 1; |
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145 | } |
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146 | printf("| |-> version = %i (%smatch)\n", lib->libname->version, |
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147 | lib->libname->version == ROAR_DL_LIBNAME_VERSION ? "" : "no "); |
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148 | printf("| %c-> len = %zu (%smatch)\n", libnameok ? '|' : '\\', lib->libname->len, |
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149 | lib->libname->len == sizeof(*(lib->libname)) ? "" : "no "); |
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150 | if ( libnameok ) { |
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151 | #define _ps(c,name) \ |
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152 | tmp = (lib->libname->name) != NULL; \ |
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153 | printf("| %c-> %-15s = %s%s%s\n", (c), #name, tmp ? "\"" : "", \ |
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154 | tmp ? (lib->libname->name) : "<not set>", tmp ? "\"" : ""); |
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155 | |
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156 | _ps('|', name); |
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157 | _ps('|', libname); |
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158 | _ps('|', libversion); |
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159 | _ps('|', abiversion); |
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160 | _ps('|', description); |
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161 | _ps('|', contact); |
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162 | _ps('|', authors); |
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163 | _ps('\\', license); |
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164 | #undef _ps |
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165 | } |
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166 | } |
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167 | printf("|-> global_data_len = %zu\n", lib->global_data_len); |
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168 | printf("|-> global_data_init = %s\n", _ptrrange2str(lib->global_data_init, lib->global_data_len)); |
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169 | printf("|-> global_data_pointer = %s\n", _ptr2str(lib->global_data_pointer)); |
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170 | printf("|-> libdep = %s\n", _ptr2str(lib->libdep)); |
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171 | printf("|-> libdep_len = %zu\n", lib->libdep_len); |
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172 | printf("\\-> appsched = %s\n", _ptr2str(lib->appsched)); |
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173 | if ( lib->appsched != NULL ) { |
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174 | printf(" |-> init = %s\n", _ptr2str(lib->appsched->init)); |
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175 | printf(" |-> free = %s\n", _ptr2str(lib->appsched->free)); |
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176 | printf(" |-> update = %s\n", _ptr2str(lib->appsched->update)); |
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177 | printf(" |-> tick = %s\n", _ptr2str(lib->appsched->tick)); |
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178 | printf(" \\-> wait = %s\n", _ptr2str(lib->appsched->wait)); |
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179 | } |
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180 | } |
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181 | |
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182 | roar_dl_unref(lhandle); |
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183 | return 0; |
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184 | } |
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185 | |
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186 | static int do_plugin(enum action action, const char * name) { |
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187 | switch (action) { |
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188 | case EXPLAIN: |
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189 | return do_explain(name); |
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190 | break; |
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191 | case RUN: |
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192 | return do_run(name); |
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193 | break; |
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194 | default: |
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195 | roar_err_set(ROAR_ERROR_BADRQC); |
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196 | return -1; |
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197 | break; |
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198 | } |
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199 | } |
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200 | |
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201 | static inline void _clear_para(void) { |
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202 | if ( g_para == NULL ) |
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203 | return; |
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204 | |
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205 | roar_dl_para_unref(g_para); |
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206 | g_para = NULL; |
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207 | } |
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208 | |
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209 | int main (int argc, char * argv[]) { |
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210 | const char * appname = "roarpluginrunner"; |
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211 | const char * abiversion = NULL; |
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212 | const char * pluginargs = NULL; |
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213 | enum action action = RUN; |
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214 | int ret = 0; |
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215 | int i; |
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216 | char * k; |
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217 | |
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218 | for (i = 1; i < argc; i++) { |
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219 | k = argv[i]; |
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220 | |
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221 | if ( !strcmp(k, "-h") || !strcmp(k, "--help") ) { |
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222 | usage(argv[0]); |
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223 | return 0; |
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224 | } else if ( !strcmp(k, "--run") ) { |
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225 | action = RUN; |
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226 | } else if ( !strcmp(k, "--explain") ) { |
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227 | action = EXPLAIN; |
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228 | } else if ( !strcmp(k, "--verbose") ) { |
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229 | g_verbose++; |
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230 | } else if ( !strcmp(k, "--appname") ) { |
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231 | appname = argv[++i]; |
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232 | _clear_para(); |
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233 | } else if ( !strcmp(k, "--abiversion") ) { |
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234 | abiversion = argv[++i]; |
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235 | _clear_para(); |
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236 | } else if ( !strcmp(k, "--args") ) { |
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237 | pluginargs = argv[++i]; |
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238 | _clear_para(); |
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239 | } else { |
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240 | if ( g_para == NULL ) |
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241 | g_para = roar_dl_para_new(pluginargs, NULL, appname, abiversion); |
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242 | roar_err_set(ROAR_ERROR_NONE); |
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243 | if ( do_plugin(action, k) == -1 ) { |
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244 | fprintf(stderr, "Error loading plugin: %s\n", |
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245 | roar_error != ROAR_ERROR_NONE ? roar_error2str(roar_error) : roar_dl_errstr(NULL)); |
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246 | ret = 1; |
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247 | } |
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248 | } |
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249 | } |
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250 | |
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251 | _clear_para(); |
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252 | |
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253 | return ret; |
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254 | } |
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255 | |
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256 | //ll |
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