/usr/include/pbm.h is in libnetpbm9-dev 2:10.0-15.3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 | /* pbm.h - header file for libpbm portable bitmap library
*/
#ifndef _PBM_H_
#define _PBM_H_
#include "pm.h"
typedef unsigned char bit;
#define PBM_WHITE 0
#define PBM_BLACK 1
/* Magic constants. */
#define PBM_MAGIC1 'P'
#define PBM_MAGIC2 '1'
#define RPBM_MAGIC2 '4'
#define PBM_FORMAT (PBM_MAGIC1 * 256 + PBM_MAGIC2)
#define RPBM_FORMAT (PBM_MAGIC1 * 256 + RPBM_MAGIC2)
#define PBM_TYPE PBM_FORMAT
/* Macro for turning a format number into a type number. */
#define PBM_FORMAT_TYPE(f) \
((f) == PBM_FORMAT || (f) == RPBM_FORMAT ? PBM_TYPE : -1)
/* Declarations of routines. */
void pbm_init ARGS(( int* argcP, char* argv[] ));
void
pbm_nextimage(FILE *file, int * const eofP);
#define pbm_allocarray(cols, rows) \
((bit**) pm_allocarray(cols, rows, sizeof(bit)))
#define pbm_allocrow(cols) ((bit*) pm_allocrow( cols, sizeof(bit)))
#define pbm_freearray(bits, rows) pm_freearray((char**) bits, rows)
#define pbm_freerow(bitrow) pm_freerow((char*) bitrow)
#define pbm_packed_bytes(cols) (((cols)+7)/8)
bit** pbm_readpbm(FILE* file, int* colsP, int* rowsP);
void pbm_readpbminit(FILE* file, int* colsP, int* rowsP, int* formatP);
void pbm_readpbmrow(FILE* file, bit* bitrow, int cols, int format);
void pbm_readpbmrow_packed(
FILE* const file, unsigned char * const packed_bits,
const int cols, const int format);
void pbm_writepbm (FILE* file, bit** bits, int cols, int rows, int forceplain);
void pbm_writepbminit(FILE* file, int cols, int rows, int forceplain);
void pbm_writepbmrow (FILE* file, bit* bitrow, int cols, int forceplain);
void pbm_writepbmrow_packed(
FILE* const file, const unsigned char * const packed_bits,
const int cols, const int format);
void
pbm_check(FILE * file, const enum pm_check_type check_type,
const int format, const int cols, const int rows,
enum pm_check_code * const retval_p);
#endif /*_PBM_H_*/
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