utils.tpl

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[+ AutoGen5 template h c +]
/*
** Copyright (C) 2002-2004 Erik de Castro Lopo <[e-mail]>
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation; either version 2 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program; if not, write to the Free Software
** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/

/*
**	Utility functions to make writing the test suite easier.
**
**	The .c and .h files were generated automagically with Autogen from
**	the files utils.def and utils.tpl.
*/

[+ CASE (suffix) +]
[+ ==  h  +]
#define SF_COUNT_TO_LONG(x)	((long) (x))
#define	ARRAY_LEN(x)		((int) (sizeof (x)) / (sizeof ((x) [0])))

#define	PIPE_INDEX(x)	((x) + 500)
#define	PIPE_TEST_LEN	12345

#if (defined (WIN32) || defined (_WIN32))
#define	snprintf	_snprintf
#endif

[+ FOR float_type
+]void gen_windowed_sine_[+ (get "name") +] ([+ (get "name") +] *data, int len, double maximum) ;
[+ ENDFOR float_type
+]

void	check_file_hash_or_die	(const char *filename, unsigned int target_hash, int line_num) ;

void	print_test_name (const char *test, const char *filename) ;

/*
**	Functions for saving two vectors of data in an ascii text file which
**	can then be loaded into GNU octave for comparison.
*/

[+ FOR io_type
+]int	oct_save_[+ (get "io_element") +]	([+ (get "io_element") +] *a, [+ (get "io_element") +] *b, int len) ;
[+ ENDFOR io_type
+]

void	delete_file (int format, const char *filename) ;

void	count_open_files (void) ;
void	increment_open_file_count (void) ;
void	check_open_file_count_or_die (int lineno) ;

#ifdef SNDFILE_H

void 	dump_log_buffer (SNDFILE *file) ;
void 	check_log_buffer_or_die (SNDFILE *file, int line_num) ;
int 	string_in_log_buffer (SNDFILE *file, const char *s) ;
void	hexdump_file (const char * filename, sf_count_t offset, sf_count_t length) ;


SNDFILE *test_open_file_or_die
			(const char *filename, int mode, SF_INFO *sfinfo, int allow_fd, int line_num) ;

void 	test_read_write_position_or_die
			(SNDFILE *file, int line_num, int pass, sf_count_t read_pos, sf_count_t write_pos) ;

void	test_seek_or_die
			(SNDFILE *file, sf_count_t offset, int whence, sf_count_t new_pos, int channels, int line_num) ;

[+ FOR io_operation +]
[+ FOR io_type
+]void 	test_[+ (get "op_element") +]_[+ (get "io_element") +]_or_die
			(SNDFILE *file, int pass, [+ (get "io_element") +] *test, sf_count_t [+ (get "count_name") +], int line_num) ;
[+ ENDFOR io_type +][+ ENDFOR io_operation +]

#endif

[+  ==  c  +]

#include "config.h"

#include <stdio.h>
#include <stdlib.h>

#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif

#if (HAVE_DECL_S_IRGRP == 0)
#include <sf_unistd.h>
#endif

#include <errno.h>
#include <string.h>
#include <ctype.h>
#include <math.h>
#include <fcntl.h>
#include <sys/stat.h>

#include <sndfile.h>

#include "utils.h"

#ifndef	M_PI
#define	M_PI		3.14159265358979323846264338
#endif

#define SIGNED_SIZEOF(x)	((int) (sizeof (x)))
#define	LOG_BUFFER_SIZE		2048

[+ FOR float_type +]
void
gen_windowed_sine_[+ (get "name") +] ([+ (get "name") +] *data, int len, double maximum)
{	int k ;

	memset (data, 0, len * sizeof ([+ (get "name") +])) ;
	/*
	**	Choose a frequency of 1/32 so that it aligns perfectly with a DFT
	**	bucket to minimise spreading of energy over more than one bucket.
	**	Also do not want to make the frequency too high as some of the
	**	codecs (ie gsm610) have a quite severe high frequency roll off.
	*/
	len /= 2 ;

	for (k = 0 ; k < len ; k++)
	{	data [k] = sin (2.0 * k * M_PI * 1.0 / 32.0 + 0.4) ;

		/* Apply Hanning Window. */
		data [k] *= maximum * (0.5 - 0.5 * cos (2.0 * M_PI * k / ((len) - 1))) ;
		}

	return ;
} /* gen_windowed_sine_[+ (get "name") +] */
[+ ENDFOR float_type +]

void
check_file_hash_or_die (const char *filename, unsigned int target_hash, int line_num)
{	static unsigned char	buffer [2048] ;
	unsigned int	hash1, hash2 ;
	FILE 	*file ;
	int		k, read_count ;

	memset (buffer, 0xEE, sizeof (buffer)) ;

	/* The 'b' in the mode string means binary for Win32. */
	if (! (file = fopen (filename, "rb")))
	{	printf ("\n\nLine %d: could not open file '%s'\n\n", line_num, filename) ;
		exit (1) ;
		} ;

	hash1 = hash2 = 0 ;

	while ((read_count = fread (buffer, 1, sizeof (buffer), file)))
	{	for (k = 0 ; k < read_count ; k++)
		{	hash1 = hash1 + buffer [k] ;
			hash2 = hash2 ^ (buffer [k] << (k % 25)) ;
			} ;
		} ;

	fclose (file) ;

	hash1 += hash2 ;

	if (target_hash == 0)
	{	printf (" 0x%08x ", hash1) ;
		return ;
		} ;

	if (hash1 != target_hash)
	{	printf ("\n\nLine %d: incorrect hash value 0x%08x should be 0x%08x\n\n", line_num, hash1, target_hash) ;
		exit (1) ;
		}

	return ;
} /* check_file_hash_or_die */

void
print_test_name (const char *test, const char *filename)
{	int count ;

	if (test == NULL || filename == NULL)
	{	printf (__FILE__ ": bad test of filename parameter.\n") ;
		exit (1) ;
		} ;

	printf ("    %-25s : %s ", test, filename) ;

	count = 24 - strlen (filename) ;
	while (count -- > 0)
		putchar ('.') ;
	putchar (' ') ;

	fflush (stdout) ;
} /* print_test_name */

/*-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
*/

static char octfilename [] = "error.dat" ;

[+ FOR io_type
+]int
oct_save_[+ (get "io_element") +]	([+ (get "io_element") +] *a, [+ (get "io_element") +] *b, int len)
{	FILE 	*file ;
	int		k ;

	if (! (file = fopen (octfilename, "w")))
		return 1 ;

	fprintf (file, "# Not created by Octave\n") ;

	fprintf (file, "# name: a\n") ;
	fprintf (file, "# type: matrix\n") ;
	fprintf (file, "# rows: %d\n", len) ;
	fprintf (file, "# columns: 1\n") ;

	for (k = 0 ; k < len ; k++)
		fprintf (file, [+ (get "format_str") +], a [k]) ;

	fprintf (file, "# name: b\n") ;
	fprintf (file, "# type: matrix\n") ;
	fprintf (file, "# rows: %d\n", len) ;
	fprintf (file, "# columns: 1\n") ;

	for (k = 0 ; k < len ; k++)
		fprintf (file, [+ (get "format_str") +], b [k]) ;

	fclose (file) ;
	return 0 ;
} /* oct_save_[+ (get "io_element") +] */
[+ ENDFOR io_type
+]

void
check_log_buffer_or_die (SNDFILE *file, int line_num)
{	static char	buffer [LOG_BUFFER_SIZE] ;
	int			count ;

	memset (buffer, 0, LOG_BUFFER_SIZE) ;

	/* Get the log buffer data. */
	count = sf_command	(file, SFC_GET_LOG_INFO, buffer, LOG_BUFFER_SIZE) ;

	if (LOG_BUFFER_SIZE - count < 2)
	{	printf ("\n\nLine %d : Possible long log buffer.\n", line_num) ;
		exit (1) ;
		}

	/* Look for "Should" */
	if (strstr (buffer, "ould"))
	{	printf ("\n\nLine %d : Log buffer contains `ould'. Dumping.\n", line_num) ;
		puts (buffer) ;
		exit (1) ;
		} ;

	/* Look for "**" */
	if (strstr (buffer, "*"))
	{	printf ("\n\nLine %d : Log buffer contains `*'. Dumping.\n", line_num) ;
		puts (buffer) ;
		exit (1) ;
		} ;

	return ;
} /* check_log_buffer_or_die */

int
string_in_log_buffer (SNDFILE *file, const char *s)
{	static char	buffer [LOG_BUFFER_SIZE] ;
	int			count ;

	memset (buffer, 0, LOG_BUFFER_SIZE) ;

	/* Get the log buffer data. */
	count = sf_command	(file, SFC_GET_LOG_INFO, buffer, LOG_BUFFER_SIZE) ;

	if (LOG_BUFFER_SIZE - count < 2)
	{	printf ("Possible long log buffer.\n") ;
		exit (1) ;
		}

	/* Look for string */
	return strstr (buffer, s) ? SF_TRUE : SF_FALSE ;
} /* string_in_log_buffer */

void
hexdump_file (const char * filename, sf_count_t offset, sf_count_t length)
{
	FILE * file ;
	char buffer [16] ;
	int k, m, ch, readcount ;

	if (length > 1000000)
	{	printf ("\n\nError : length (%ld) too long.\n\n", SF_COUNT_TO_LONG (offset)) ;
		exit (1) ;
		} ;

	if ((file = fopen (filename, "r")) == NULL)
	{	printf ("\n\nError : hexdump_file (%s) could not open file for read.\n\n", filename) ;
		exit (1) ;
		} ;

	if (fseek (file, offset, SEEK_SET) != 0)
	{	printf ("\n\nError : fseek(file, %ld, SEEK_SET) failed : %s\n\n", SF_COUNT_TO_LONG (offset), strerror (errno)) ;
		exit (1) ;