[5336] | 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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[5341] | 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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[5336] | 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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[5341] | 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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[5336] | 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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[5341] | 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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[5336] | 239 | } else { |
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| 240 | if ( g_para == NULL ) |
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[5341] | 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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[5336] | 246 | ret = 1; |
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[5341] | 247 | } |
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[5336] | 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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