This file is indexed.

/usr/include/jasper/jas_seq.h is in libjasper-dev 1.900.1-14ubuntu3.

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
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
/*
 * Copyright (c) 1999-2000 Image Power, Inc. and the University of
 *   British Columbia.
 * Copyright (c) 2001-2002 Michael David Adams.
 * All rights reserved.
 */

/* __START_OF_JASPER_LICENSE__
 * 
 * JasPer License Version 2.0
 * 
 * Copyright (c) 2001-2006 Michael David Adams
 * Copyright (c) 1999-2000 Image Power, Inc.
 * Copyright (c) 1999-2000 The University of British Columbia
 * 
 * All rights reserved.
 * 
 * Permission is hereby granted, free of charge, to any person (the
 * "User") obtaining a copy of this software and associated documentation
 * files (the "Software"), to deal in the Software without restriction,
 * including without limitation the rights to use, copy, modify, merge,
 * publish, distribute, and/or sell copies of the Software, and to permit
 * persons to whom the Software is furnished to do so, subject to the
 * following conditions:
 * 
 * 1.  The above copyright notices and this permission notice (which
 * includes the disclaimer below) shall be included in all copies or
 * substantial portions of the Software.
 * 
 * 2.  The name of a copyright holder shall not be used to endorse or
 * promote products derived from the Software without specific prior
 * written permission.
 * 
 * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
 * LICENSE.  NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
 * THIS DISCLAIMER.  THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
 * "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
 * PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.  IN NO
 * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
 * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
 * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
 * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
 * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.  NO ASSURANCES ARE
 * PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE
 * THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.
 * EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS
 * BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL
 * PROPERTY RIGHTS OR OTHERWISE.  AS A CONDITION TO EXERCISING THE RIGHTS
 * GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE
 * ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY.  THE SOFTWARE
 * IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL
 * SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,
 * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL
 * SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH
 * THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,
 * PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH
 * RISK ACTIVITIES").  THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY
 * EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.
 * 
 * __END_OF_JASPER_LICENSE__
 */

/*
 * Sequence/Matrix Library
 *
 * $Id$
 */

#ifndef JAS_SEQ_H
#define JAS_SEQ_H

/******************************************************************************\
* Includes.
\******************************************************************************/

#include <jasper/jas_config.h>

#include <jasper/jas_stream.h>
#include <jasper/jas_types.h>

#ifdef __cplusplus
extern "C" {
#endif

/******************************************************************************\
* Constants.
\******************************************************************************/

/* This matrix is a reference to another matrix. */
#define JAS_MATRIX_REF	0x0001

/******************************************************************************\
* Types.
\******************************************************************************/

/* An element in a sequence. */
typedef int_fast32_t jas_seqent_t;

/* An element in a matrix. */
typedef int_fast32_t jas_matent_t;

/* Matrix. */

typedef struct {

	/* Additional state information. */
	int flags_;

	/* The starting horizontal index. */
	int_fast32_t xstart_;

	/* The starting vertical index. */
	int_fast32_t ystart_;

	/* The ending horizontal index. */
	int_fast32_t xend_;

	/* The ending vertical index. */
	int_fast32_t yend_;

	/* The number of rows in the matrix. */
	int_fast32_t numrows_;

	/* The number of columns in the matrix. */
	int_fast32_t numcols_;

	/* Pointers to the start of each row. */
	jas_seqent_t **rows_;

	/* The allocated size of the rows array. */
	int_fast32_t maxrows_;

	/* The matrix data buffer. */
	jas_seqent_t *data_;

	/* The allocated size of the data array. */
	int_fast32_t datasize_;

} jas_matrix_t;

typedef jas_matrix_t jas_seq2d_t;
typedef jas_matrix_t jas_seq_t;

/******************************************************************************\
* Functions/macros for matrix class.
\******************************************************************************/

/* Get the number of rows. */
#define jas_matrix_numrows(matrix) \
	((matrix)->numrows_)

/* Get the number of columns. */
#define jas_matrix_numcols(matrix) \
	((matrix)->numcols_)

/* Get a matrix element. */
#define jas_matrix_get(matrix, i, j) \
	((matrix)->rows_[i][j])

/* Set a matrix element. */
#define jas_matrix_set(matrix, i, j, v) \
	((matrix)->rows_[i][j] = (v))

/* Get an element from a matrix that is known to be a row or column vector. */
#define jas_matrix_getv(matrix, i) \
	(((matrix)->numrows_ == 1) ? ((matrix)->rows_[0][i]) : \
	  ((matrix)->rows_[i][0]))

/* Set an element in a matrix that is known to be a row or column vector. */
#define jas_matrix_setv(matrix, i, v) \
	(((matrix)->numrows_ == 1) ? ((matrix)->rows_[0][i] = (v)) : \
	  ((matrix)->rows_[i][0] = (v)))

/* Get the address of an element in a matrix. */
#define	jas_matrix_getref(matrix, i, j) \
	(&(matrix)->rows_[i][j])

#define	jas_matrix_getvref(matrix, i) \
	(((matrix)->numrows_ > 1) ? jas_matrix_getref(matrix, i, 0) : jas_matrix_getref(matrix, 0, i))

#define jas_matrix_length(matrix) \
	(max((matrix)->numrows_, (matrix)->numcols_))

/* Create a matrix with the specified dimensions. */
jas_matrix_t *jas_matrix_create(int numrows, int numcols);

/* Destroy a matrix. */
void jas_matrix_destroy(jas_matrix_t *matrix);

/* Resize a matrix.  The previous contents of the matrix are lost. */
int jas_matrix_resize(jas_matrix_t *matrix, int numrows, int numcols);

int jas_matrix_output(jas_matrix_t *matrix, FILE *out);

/* Create a matrix that references part of another matrix. */
void jas_matrix_bindsub(jas_matrix_t *mat0, jas_matrix_t *mat1, int r0, int c0,
  int r1, int c1);

/* Create a matrix that is a reference to a row of another matrix. */
#define jas_matrix_bindrow(mat0, mat1, r) \
  (jas_matrix_bindsub((mat0), (mat1), (r), 0, (r), (mat1)->numcols_ - 1))

/* Create a matrix that is a reference to a column of another matrix. */
#define jas_matrix_bindcol(mat0, mat1, c) \
  (jas_matrix_bindsub((mat0), (mat1), 0, (c), (mat1)->numrows_ - 1, (c)))

/* Clip the values of matrix elements to the specified range. */
void jas_matrix_clip(jas_matrix_t *matrix, jas_seqent_t minval,
  jas_seqent_t maxval);

/* Arithmetic shift left of all elements in a matrix. */
void jas_matrix_asl(jas_matrix_t *matrix, int n);

/* Arithmetic shift right of all elements in a matrix. */
void jas_matrix_asr(jas_matrix_t *matrix, int n);

/* Almost-but-not-quite arithmetic shift right of all elements in a matrix. */
void jas_matrix_divpow2(jas_matrix_t *matrix, int n);

/* Set all elements of a matrix to the specified value. */
void jas_matrix_setall(jas_matrix_t *matrix, jas_seqent_t val);

/* The spacing between rows of a matrix. */
#define	jas_matrix_rowstep(matrix) \
	(((matrix)->numrows_ > 1) ? ((matrix)->rows_[1] - (matrix)->rows_[0]) : (0))

/* The spacing between columns of a matrix. */
#define	jas_matrix_step(matrix) \
	(((matrix)->numrows_ > 1) ? (jas_matrix_rowstep(matrix)) : (1))

/* Compare two matrices for equality. */
int jas_matrix_cmp(jas_matrix_t *mat0, jas_matrix_t *mat1);

jas_matrix_t *jas_matrix_copy(jas_matrix_t *x);

jas_matrix_t *jas_matrix_input(FILE *);

/******************************************************************************\
* Functions/macros for 2-D sequence class.
\******************************************************************************/

jas_seq2d_t *jas_seq2d_copy(jas_seq2d_t *x);

jas_matrix_t *jas_seq2d_create(int xstart, int ystart, int xend, int yend);

#define	jas_seq2d_destroy(s) \
	jas_matrix_destroy(s)

#define	jas_seq2d_xstart(s) \
	((s)->xstart_)
#define	jas_seq2d_ystart(s) \
	((s)->ystart_)
#define	jas_seq2d_xend(s) \
	((s)->xend_)
#define	jas_seq2d_yend(s) \
	((s)->yend_)
#define	jas_seq2d_getref(s, x, y) \
	(jas_matrix_getref(s, (y) - (s)->ystart_, (x) - (s)->xstart_))
#define	jas_seq2d_get(s, x, y) \
	(jas_matrix_get(s, (y) - (s)->ystart_, (x) - (s)->xstart_))
#define	jas_seq2d_rowstep(s) \
	jas_matrix_rowstep(s)
#define	jas_seq2d_width(s) \
	((s)->xend_ - (s)->xstart_)
#define	jas_seq2d_height(s) \
	((s)->yend_ - (s)->ystart_)
#define	jas_seq2d_setshift(s, x, y) \
	((s)->xstart_ = (x), (s)->ystart_ = (y), \
	  (s)->xend_ = (s)->xstart_ + (s)->numcols_, \
	  (s)->yend_ = (s)->ystart_ + (s)->numrows_)

void jas_seq2d_bindsub(jas_matrix_t *s, jas_matrix_t *s1, int xstart,
  int ystart, int xend, int yend);

/******************************************************************************\
* Functions/macros for 1-D sequence class.
\******************************************************************************/

#define	jas_seq_create(start, end) \
	(jas_seq2d_create(start, 0, end, 1))

#define	jas_seq_destroy(seq) \
	(jas_seq2d_destroy(seq))

#define jas_seq_set(seq, i, v) \
	((seq)->rows_[0][(i) - (seq)->xstart_] = (v))
#define	jas_seq_getref(seq, i) \
	(&(seq)->rows_[0][(i) - (seq)->xstart_])
#define	jas_seq_get(seq, i) \
	((seq)->rows_[0][(i) - (seq)->xstart_])
#define	jas_seq_start(seq) \
	((seq)->xstart_)
#define	jas_seq_end(seq) \
	((seq)->xend_)

#ifdef __cplusplus
}
#endif

#endif