Merge branch 'master' of git.distorted.org.uk:~mdw/publish/public-git/dvdrip

[dvdrip] / lib.h

#ifndef LIB_H
#define LIB_H

#define _GNU_SOURCE
#define _FILE_OFFSET_BITS 64

#include <assert.h>
#include <ctype.h>
#include <errno.h>
#include <float.h>
#include <inttypes.h>
#include <limits.h>
#include <locale.h>
#include <math.h>
#include <stdarg.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>

#include <unistd.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <sys/select.h>
#include <sys/stat.h>
#include <sys/time.h>

#include <getopt.h>

#include <linux/fs.h>

#include <dvdread/dvd_reader.h>
#include <dvdread/dvd_udf.h>
#include <dvdread/ifo_read.h>
#include <dvdread/ifo_types.h>

#include "multiprogress.h"

#define CTYPE_HACK(fn, ch) fn((unsigned char)(ch))
#define ISDIGIT(ch) CTYPE_HACK(isdigit, ch)
#define ISSPACE(ch) CTYPE_HACK(isspace, ch)

#define STRCMP(a, op, b) (strcmp((a), (b)) op 0)
#define STRNCMP(a, op, b, n) (strncmp((a), (b), (n)) op 0)
#define MEMCMP(a, op, b, n) (memcmp((a), (b), (n)) op 0)

#ifdef DEBUG
#  define D(x) x
#else
#  define D(x)
#endif

#define N(v) (sizeof(v)/sizeof((v)[0]))

#define SECTORSZ 2048
#define SECTORS(n) (((n) + (SECTORSZ - 1))/SECTORSZ)
typedef uint_least32_t secaddr;
#define PRIuSEC PRIuLEAST32
#define SECLIMIT 0x00400000

#define PRINTF_LIKE(fmt, dots) __attribute__((format(printf, fmt, dots)))
#define NORETURN __attribute__((noreturn))

extern const char *prog;

extern void set_prog(const char *p);
extern void vmoan(const char *fmt, va_list ap);
extern void vmoan_syserr(int err, const char *fmt, va_list ap);
extern PRINTF_LIKE(1, 2) void moan(const char *fmt, ...);
extern PRINTF_LIKE(2, 3) void moan_syserr(int err, const char *fmt, ...);
extern PRINTF_LIKE(1, 2) NORETURN void bail(const char *fmt, ...);
extern PRINTF_LIKE(2, 3) NORETURN
  void bail_syserr(int err, const char *fmt, ...);

#define PNF_JUNK 1u
extern double parse_float(const char **p_inout, unsigned f,
			  double min, double max, const char *what);
extern long parse_int(const char **p_inout, unsigned f,
		      long min, long max, const char *what);

extern void sit(double t);

extern void carefully_write(int fd, const void *buf, size_t sz);
extern void open_file_on_demand(const char *file, FILE **fp_inout,
				const char *what);
extern void check_write(FILE *fp, const char *what);
extern void carefully_fclose(FILE *fp, const char *what);
extern off_t device_size(int fd, const char *file, int *blksz_out);

enum { RAW, IFO, VOB, BUP };
typedef uint_least32_t ident;

static inline ident mkident(unsigned kind, unsigned title, unsigned part)
  { return (((ident)kind << 0) | ((ident)title << 8) | ((ident)part << 16)); }
static inline unsigned id_kind(ident id) { return ((id >> 0)&0x0ff); }
static inline unsigned id_title(ident id) { return ((id >> 8)&0x0ff); }
static inline unsigned id_part(ident id) { return ((id >> 16)&0x0ff); }

#define MAXFNSZ (1 + 8 + 1 + 12 + 1)
extern void store_filename(char *buf, ident id);

#define DIF_MUSTVOLINF 1u
#define DIF_MUSTIFOHASH 2u
#define MAXIDSZ 99
extern int dvd_id(char *p, dvd_reader_t *dvd, unsigned f, const char *file);

struct banner_progress_item {
  struct progress_item _base;
  const char *msg;
};

extern struct progress_state progress;

extern void show_banner(const char *msg);
extern void hide_banner(void);

extern void open_dvd(const char *device, int mode,
		     int *fd_out, dvd_reader_t **dvd_out);

#endif