libcdio
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00001 /* 00002 Copyright (C) 2002, 2003, 2004, 2005, 2006, 2008 00003 Rocky Bernstein <rocky@gnu.org> 00004 Copyright (C) 2000 Herbert Valerio Riedel <hvr@gnu.org> 00005 00006 This program is free software: you can redistribute it and/or modify 00007 it under the terms of the GNU General Public License as published by 00008 the Free Software Foundation, either version 3 of the License, or 00009 (at your option) any later version. 00010 00011 This program is distributed in the hope that it will be useful, 00012 but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 GNU General Public License for more details. 00015 00016 You should have received a copy of the GNU General Public License 00017 along with this program. If not, see <http://www.gnu.org/licenses/>. 00018 */ 00019 00024 00025 #ifndef __CDIO_TYPES_H__ 00026 #define __CDIO_TYPES_H__ 00027 00028 #ifdef __cplusplus 00029 extern "C" { 00030 #endif /* __cplusplus */ 00031 00032 #ifndef EXTERNAL_LIBCDIO_CONFIG_H 00033 #define EXTERNAL_LIBCDIO_CONFIG_H 00034 #include <cdio/cdio_config.h> 00035 #endif 00036 00037 #ifdef HAVE_SYS_TYPES_H 00038 #include <sys/types.h> 00039 #endif 00040 00041 /* provide some C99 definitions */ 00042 00043 #if defined(HAVE_SYS_TYPES_H) 00044 #include <sys/types.h> 00045 #endif 00046 00047 #if defined(HAVE_STDINT_H) 00048 # include <stdint.h> 00049 #elif defined(HAVE_INTTYPES_H) 00050 # include <inttypes.h> 00051 #elif defined(AMIGA) || defined(__linux__) 00052 typedef u_int8_t uint8_t; 00053 typedef u_int16_t uint16_t; 00054 typedef u_int32_t uint32_t; 00055 typedef u_int64_t uint64_t; 00056 #else 00057 /* warning ISO/IEC 9899:1999 <stdint.h> was missing and even <inttypes.h> */ 00058 /* fixme */ 00059 #endif /* HAVE_STDINT_H */ 00060 00061 typedef uint8_t ubyte; 00062 00063 /* default HP/UX macros are broken */ 00064 #if defined(__hpux__) 00065 # undef UINT16_C 00066 # undef UINT32_C 00067 # undef UINT64_C 00068 # undef INT64_C 00069 #endif 00070 00071 /* if it's still not defined, take a good guess... should work for 00072 most 32bit and 64bit archs */ 00073 00074 #ifndef UINT16_C 00075 # define UINT16_C(c) c ## U 00076 #endif 00077 00078 #ifndef UINT32_C 00079 # if defined (SIZEOF_INT) && SIZEOF_INT == 4 00080 # define UINT32_C(c) c ## U 00081 # elif defined (SIZEOF_LONG) && SIZEOF_LONG == 4 00082 # define UINT32_C(c) c ## UL 00083 # else 00084 # define UINT32_C(c) c ## U 00085 # endif 00086 #endif 00087 00088 #ifndef UINT64_C 00089 # if defined (SIZEOF_LONG) && SIZEOF_LONG == 8 00090 # define UINT64_C(c) c ## UL 00091 # elif defined (SIZEOF_INT) && SIZEOF_INT == 8 00092 # define UINT64_C(c) c ## U 00093 # else 00094 # define UINT64_C(c) c ## ULL 00095 # endif 00096 #endif 00097 00098 #ifndef INT64_C 00099 # if defined (SIZEOF_LONG) && SIZEOF_LONG == 8 00100 # define INT64_C(c) c ## L 00101 # elif defined (SIZEOF_INT) && SIZEOF_INT == 8 00102 # define INT64_C(c) c 00103 # else 00104 # define INT64_C(c) c ## LL 00105 # endif 00106 #endif 00107 00108 #ifndef __cplusplus 00109 # if defined(HAVE_STDBOOL_H) 00110 # include <stdbool.h> 00111 # else 00112 /* ISO/IEC 9899:1999 <stdbool.h> missing -- enabling workaround */ 00113 00114 # define false 0 00115 # define true 1 00116 # define bool uint8_t 00117 # endif /*HAVE_STDBOOL_H*/ 00118 #endif /*C++*/ 00119 00120 /* some GCC optimizations -- gcc 2.5+ */ 00121 00122 #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 4) 00123 #define GNUC_PRINTF( format_idx, arg_idx ) \ 00124 __attribute__((format (printf, format_idx, arg_idx))) 00125 #define GNUC_SCANF( format_idx, arg_idx ) \ 00126 __attribute__((format (scanf, format_idx, arg_idx))) 00127 #define GNUC_FORMAT( arg_idx ) \ 00128 __attribute__((format_arg (arg_idx))) 00129 #define GNUC_NORETURN \ 00130 __attribute__((noreturn)) 00131 #define GNUC_CONST \ 00132 __attribute__((const)) 00133 #define GNUC_UNUSED \ 00134 __attribute__((unused)) 00135 #define GNUC_PACKED \ 00136 __attribute__((packed)) 00137 #else /* !__GNUC__ */ 00138 #define GNUC_PRINTF( format_idx, arg_idx ) 00139 #define GNUC_SCANF( format_idx, arg_idx ) 00140 #define GNUC_FORMAT( arg_idx ) 00141 #define GNUC_NORETURN 00142 #define GNUC_CONST 00143 #define GNUC_UNUSED 00144 #define GNUC_PACKED 00145 #endif /* !__GNUC__ */ 00146 00147 #if defined(__GNUC__) 00148 /* for GCC we try to use GNUC_PACKED */ 00149 # define PRAGMA_BEGIN_PACKED 00150 # define PRAGMA_END_PACKED 00151 #elif defined(HAVE_ISOC99_PRAGMA) 00152 /* should work with most EDG-frontend based compilers */ 00153 # define PRAGMA_BEGIN_PACKED _Pragma("pack(1)") 00154 # define PRAGMA_END_PACKED _Pragma("pack()") 00155 #else /* neither gcc nor _Pragma() available... */ 00156 /* ...so let's be naive and hope the regression testsuite is run... */ 00157 # define PRAGMA_BEGIN_PACKED 00158 # define PRAGMA_END_PACKED 00159 #endif 00160 00161 /* 00162 * user directed static branch prediction gcc 2.96+ 00163 */ 00164 #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ > 95) 00165 # define GNUC_LIKELY(x) __builtin_expect((x),true) 00166 # define GNUC_UNLIKELY(x) __builtin_expect((x),false) 00167 #else 00168 # define GNUC_LIKELY(x) (x) 00169 # define GNUC_UNLIKELY(x) (x) 00170 #endif 00171 00172 #ifndef NULL 00173 # define NULL ((void*) 0) 00174 #endif 00175 00176 /* our own offsetof()-like macro */ 00177 #define __cd_offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER) 00178 00193 PRAGMA_BEGIN_PACKED 00194 struct msf_s { 00195 uint8_t m, s, f; /* BCD encoded! */ 00196 } GNUC_PACKED; 00197 PRAGMA_END_PACKED 00198 00199 typedef struct msf_s msf_t; 00200 00201 #define msf_t_SIZEOF 3 00202 00209 typedef char cdio_utf8_t; 00210 00211 typedef enum { 00212 nope = 0, 00213 yep = 1, 00214 dunno = 2 00215 } bool_3way_t; 00216 00217 /* type used for bit-fields in structs (1 <= bits <= 8) */ 00218 #if defined(__GNUC__) 00219 /* this is strict ISO C99 which allows only 'unsigned int', 'signed 00220 int' and '_Bool' explicitly as bit-field type */ 00221 typedef unsigned int bitfield_t; 00222 #else 00223 /* other compilers might increase alignment requirements to match the 00224 'unsigned int' type -- fixme: find out how unalignment accesses can 00225 be pragma'ed on non-gcc compilers */ 00226 typedef uint8_t bitfield_t; 00227 #endif 00228 00234 typedef int32_t lba_t; 00235 00241 typedef int32_t lsn_t; 00242 00243 /* Address in either MSF or logical format */ 00244 union cdio_cdrom_addr 00245 { 00246 msf_t msf; 00247 lba_t lba; 00248 }; 00249 00251 typedef uint8_t track_t; 00252 00254 typedef uint8_t session_t; 00255 00259 #define CDIO_INVALID_SESSION 0xFF 00260 00266 #define CDIO_INVALID_LBA -45301 00267 00271 #define CDIO_INVALID_LSN CDIO_INVALID_LBA 00272 00277 #define CDIO_MCN_SIZE 13 00278 00283 typedef char cdio_mcn_t[CDIO_MCN_SIZE+1]; 00284 00285 00289 #define CDIO_ISRC_SIZE 12 00290 00295 typedef char cdio_isrc_t[CDIO_ISRC_SIZE+1]; 00296 00297 typedef int cdio_fs_anal_t; 00298 00303 typedef enum { 00304 CDIO_TRACK_FLAG_NONE = 0x00, 00305 CDIO_TRACK_FLAG_PRE_EMPHASIS = 0x01, 00307 CDIO_TRACK_FLAG_COPY_PERMITTED = 0x02, 00308 CDIO_TRACK_FLAG_DATA = 0x04, 00309 CDIO_TRACK_FLAG_FOUR_CHANNEL_AUDIO = 0x08, 00310 CDIO_TRACK_FLAG_SCMS = 0x10 00311 } cdio_track_flag; 00312 00313 #ifdef __cplusplus 00314 } 00315 #endif /* __cplusplus */ 00316 00317 #endif /* __CDIO_TYPES_H__ */ 00318 00319 00320 /* 00321 * Local variables: 00322 * c-file-style: "gnu" 00323 * tab-width: 8 00324 * indent-tabs-mode: nil 00325 * End: 00326 */