mdw@git.distorted.org.uk Git - dvdrip/blob - lib.h

   1 #ifndef LIB_H
   2 #define LIB_H
   3
   4 #define _GNU_SOURCE
   5 #define _FILE_OFFSET_BITS 64
   6
   7 #include <assert.h>
   8 #include <ctype.h>
   9 #include <errno.h>
  10 #include <float.h>
  11 #include <inttypes.h>
  12 #include <limits.h>
  13 #include <locale.h>
  14 #include <math.h>
  15 #include <stdarg.h>
  16 #include <stdint.h>
  17 #include <stdio.h>
  18 #include <stdlib.h>
  19 #include <string.h>
  20 #include <time.h>
  21
  22 #include <unistd.h>
  23 #include <fcntl.h>
  24 #include <sys/ioctl.h>
  25 #include <sys/select.h>
  26 #include <sys/stat.h>
  27 #include <sys/time.h>
  28
  29 #include <getopt.h>
  30
  31 #include <linux/fs.h>
  32
  33 #include <dvdread/dvd_reader.h>
  34 #include <dvdread/dvd_udf.h>
  35 #include <dvdread/ifo_read.h>
  36 #include <dvdread/ifo_types.h>
  37
  38 #include "multiprogress.h"
  39
  40 #define CTYPE_HACK(fn, ch) fn((unsigned char)(ch))
  41 #define ISDIGIT(ch) CTYPE_HACK(isdigit, ch)
  42 #define ISSPACE(ch) CTYPE_HACK(isspace, ch)
  43
  44 #define STRCMP(a, op, b) (strcmp((a), (b)) op 0)
  45 #define STRNCMP(a, op, b, n) (strncmp((a), (b), (n)) op 0)
  46
  47 #ifdef DEBUG
  48 #  define D(x) x
  49 #else
  50 #  define D(x)
  51 #endif
  52
  53 #define N(v) (sizeof(v)/sizeof((v)[0]))
  54
  55 #define SECTORSZ 2048
  56 #define SECTORS(n) (((n) + (SECTORSZ - 1))/SECTORSZ)
  57 typedef uint_least32_t secaddr;
  58 #define PRIuSEC PRIuLEAST32
  59 #define SECLIMIT 0x00400000
  60
  61 #define PRINTF_LIKE(fmt, dots) __attribute__((format(printf, fmt, dots)))
  62 #define NORETURN __attribute__((noreturn))
  63
  64 extern const char *prog;
  65
  66 extern void set_prog(const char *p);
  67 extern void vmoan(const char *fmt, va_list ap);
  68 extern void vmoan_syserr(int err, const char *fmt, va_list ap);
  69 extern PRINTF_LIKE(1, 2) void moan(const char *fmt, ...);
  70 extern PRINTF_LIKE(2, 3) void moan_syserr(int err, const char *fmt, ...);
  71 extern PRINTF_LIKE(1, 2) NORETURN void bail(const char *fmt, ...);
  72 extern PRINTF_LIKE(2, 3) NORETURN
  73   void bail_syserr(int err, const char *fmt, ...);
  74
  75 extern void sit(double t);
  76
  77 extern void carefully_write(int fd, const void *buf, size_t sz);
  78 extern void open_file_on_demand(const char *file, FILE **fp_inout,
  79                                 const char *what);
  80 extern void check_write(FILE *fp, const char *what);
  81 extern void carefully_fclose(FILE *fp, const char *what);
  82
  83 enum { RAW, IFO, VOB, BUP };
  84 typedef uint_least32_t ident;
  85
  86 static inline ident mkident(unsigned kind, unsigned title, unsigned part)
  87   { return (((ident)kind << 0) | ((ident)title << 8) | ((ident)part << 16)); }
  88 static inline unsigned id_kind(ident id) { return ((id >> 0)&0x0ff); }
  89 static inline unsigned id_title(ident id) { return ((id >> 8)&0x0ff); }
  90 static inline unsigned id_part(ident id) { return ((id >> 16)&0x0ff); }
  91
  92 #define MAXFNSZ (1 + 8 + 1 + 12 + 1)
  93 extern void store_filename(char *buf, ident id);
  94
  95 struct banner_progress_item {
  96   struct progress_item _base;
  97   const char *msg;
  98 };
  99
 100 extern struct progress_state progress;
 101
 102 extern void show_banner(const char *msg);
 103 extern void hide_banner(void);
 104
 105 extern void open_dvd(const char *device,
 106                      int *fd_out, dvd_reader_t **dvd_out);
 107
 108 #endif