Chris@0: /*
Chris@0: ** Copyright (C) 2002-2011 Erik de Castro Lopo <erikd@mega-nerd.com>
Chris@0: **
Chris@0: ** This program is free software; you can redistribute it and/or modify
Chris@0: ** it under the terms of the GNU General Public License as published by
Chris@0: ** the Free Software Foundation; either version 2 of the License, or
Chris@0: ** (at your option) any later version.
Chris@0: **
Chris@0: ** This program is distributed in the hope that it will be useful,
Chris@0: ** but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@0: ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Chris@0: ** GNU General Public License for more details.
Chris@0: **
Chris@0: ** You should have received a copy of the GNU General Public License
Chris@0: ** along with this program; if not, write to the Free Software
Chris@0: ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
Chris@0: */
Chris@0: 
Chris@0: /*
Chris@0: **	Utility functions to make writing the test suite easier.
Chris@0: **
Chris@0: **	The .c and .h files were generated automagically with Autogen from
Chris@0: **	the files utils.def and utils.tpl.
Chris@0: */
Chris@0: 
Chris@0: 
Chris@0: 
Chris@0: #include "sfconfig.h"
Chris@0: 
Chris@0: #include <stdio.h>
Chris@0: #include <stdlib.h>
Chris@0: #include <inttypes.h>
Chris@0: 
Chris@0: #if HAVE_UNISTD_H
Chris@0: #include <unistd.h>
Chris@0: #endif
Chris@0: 
Chris@0: #if (HAVE_DECL_S_IRGRP == 0)
Chris@0: #include <sf_unistd.h>
Chris@0: #endif
Chris@0: 
Chris@0: #include <errno.h>
Chris@0: #include <string.h>
Chris@0: #include <ctype.h>
Chris@0: #include <math.h>
Chris@0: #include <fcntl.h>
Chris@0: #include <sys/stat.h>
Chris@0: 
Chris@0: #include <sndfile.h>
Chris@0: 
Chris@0: #include "utils.h"
Chris@0: 
Chris@0: #ifndef	M_PI
Chris@0: #define	M_PI		3.14159265358979323846264338
Chris@0: #endif
Chris@0: 
Chris@0: #define	LOG_BUFFER_SIZE		2048
Chris@0: 
Chris@0: /*
Chris@0: **	Neat solution to the Win32/OS2 binary file flage requirement.
Chris@0: **	If O_BINARY isn't already defined by the inclusion of the system
Chris@0: **	headers, set it to zero.
Chris@0: */
Chris@0: #ifndef O_BINARY
Chris@0: #define O_BINARY 0
Chris@0: #endif
Chris@0: 
Chris@0: 
Chris@0: void
Chris@0: gen_windowed_sine_float (float *data, int len, double maximum)
Chris@0: {	int k ;
Chris@0: 
Chris@0: 	memset (data, 0, len * sizeof (float)) ;
Chris@0: 	/*
Chris@0: 	**	Choose a frequency of 1/32 so that it aligns perfectly with a DFT
Chris@0: 	**	bucket to minimise spreading of energy over more than one bucket.
Chris@0: 	**	Also do not want to make the frequency too high as some of the
Chris@0: 	**	codecs (ie gsm610) have a quite severe high frequency roll off.
Chris@0: 	*/
Chris@0: 	len /= 2 ;
Chris@0: 
Chris@0: 	for (k = 0 ; k < len ; k++)
Chris@0: 	{	data [k] = sin (2.0 * k * M_PI * 1.0 / 32.0 + 0.4) ;
Chris@0: 
Chris@0: 		/* Apply Hanning Window. */
Chris@0: 		data [k] *= maximum * (0.5 - 0.5 * cos (2.0 * M_PI * k / ((len) - 1))) ;
Chris@0: 		}
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* gen_windowed_sine_float */
Chris@0: 
Chris@0: void
Chris@0: gen_windowed_sine_double (double *data, int len, double maximum)
Chris@0: {	int k ;
Chris@0: 
Chris@0: 	memset (data, 0, len * sizeof (double)) ;
Chris@0: 	/*
Chris@0: 	**	Choose a frequency of 1/32 so that it aligns perfectly with a DFT
Chris@0: 	**	bucket to minimise spreading of energy over more than one bucket.
Chris@0: 	**	Also do not want to make the frequency too high as some of the
Chris@0: 	**	codecs (ie gsm610) have a quite severe high frequency roll off.
Chris@0: 	*/
Chris@0: 	len /= 2 ;
Chris@0: 
Chris@0: 	for (k = 0 ; k < len ; k++)
Chris@0: 	{	data [k] = sin (2.0 * k * M_PI * 1.0 / 32.0 + 0.4) ;
Chris@0: 
Chris@0: 		/* Apply Hanning Window. */
Chris@0: 		data [k] *= maximum * (0.5 - 0.5 * cos (2.0 * M_PI * k / ((len) - 1))) ;
Chris@0: 		}
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* gen_windowed_sine_double */
Chris@0: 
Chris@0: 
Chris@0: void
Chris@0: create_short_sndfile (const char *filename, int format, int channels)
Chris@0: {	short data [2 * 3 * 4 * 5 * 6 * 7] = { 0, } ;
Chris@0: 	SNDFILE *file ;
Chris@0: 	SF_INFO sfinfo ;
Chris@0: 
Chris@0: 	sfinfo.samplerate = 44100 ;
Chris@0: 	sfinfo.channels = channels ;
Chris@0: 	sfinfo.format = format ;
Chris@0: 
Chris@0: 	if ((file = sf_open (filename, SFM_WRITE, &sfinfo)) == NULL)
Chris@0: 	{	printf ("Error (%s, %d) : sf_open failed : %s\n", __FILE__, __LINE__, sf_strerror (file)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	sf_write_short (file, data, ARRAY_LEN (data)) ;
Chris@0: 
Chris@0: 	sf_close (file) ;
Chris@0: } /* create_short_sndfile */
Chris@0: 
Chris@0: void
Chris@0: check_file_hash_or_die (const char *filename, uint64_t target_hash, int line_num)
Chris@0: {	static unsigned char buf [4096] ;
Chris@0: 	uint64_t	cksum ;
Chris@0: 	FILE 		*file ;
Chris@0: 	int			k, read_count ;
Chris@0: 
Chris@0: 	memset (buf, 0, sizeof (buf)) ;
Chris@0: 
Chris@0: 	/* The 'b' in the mode string means binary for Win32. */
Chris@0: 	if ((file = fopen (filename, "rb")) == NULL)
Chris@0: 	{	printf ("\n\nLine %d: could not open file '%s'\n\n", line_num, filename) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	cksum = 0 ;
Chris@0: 
Chris@0: 	while ((read_count = fread (buf, 1, sizeof (buf), file)))
Chris@0: 		for (k = 0 ; k < read_count ; k++)
Chris@0: 			cksum = cksum * 511 + buf [k] ;
Chris@0: 
Chris@0: 	fclose (file) ;
Chris@0: 
Chris@0: 	if (target_hash == 0)
Chris@0: 	{	printf (" 0x%016" PRIx64 "\n", cksum) ;
Chris@0: 		return ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	if (cksum != target_hash)
Chris@0: 	{	printf ("\n\nLine %d: incorrect hash value 0x%016" PRIx64 " should be 0x%016" PRIx64 ".\n\n", line_num, cksum, target_hash) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* check_file_hash_or_die */
Chris@0: 
Chris@0: void
Chris@0: print_test_name (const char *test, const char *filename)
Chris@0: {	int count ;
Chris@0: 
Chris@0: 	if (test == NULL)
Chris@0: 	{	printf (__FILE__ ": bad test of filename parameter.\n") ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	if (filename == NULL || strlen (filename) == 0)
Chris@0: 	{	printf ("    %-30s : ", test) ;
Chris@0: 		count = 25 ;
Chris@0: 		}
Chris@0: 	else
Chris@0: 	{	printf ("    %-30s : %s ", test, filename) ;
Chris@0: 		count = 24 - strlen (filename) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	while (count -- > 0)
Chris@0: 		putchar ('.') ;
Chris@0: 	putchar (' ') ;
Chris@0: 
Chris@0: 	fflush (stdout) ;
Chris@0: } /* print_test_name */
Chris@0: 
Chris@0: void
Chris@0: dump_data_to_file (const char *filename, const void *data, unsigned int datalen)
Chris@0: {	FILE *file ;
Chris@0: 
Chris@0: 	if ((file = fopen (filename, "wb")) == NULL)
Chris@0: 	{	printf ("\n\nLine %d : could not open file : %s\n\n", __LINE__, filename) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	if (fwrite (data, 1, datalen, file) != datalen)
Chris@0: 	{	printf ("\n\nLine %d : fwrite failed.\n\n", __LINE__) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	fclose (file) ;
Chris@0: 
Chris@0: } /* dump_data_to_file */
Chris@0: 
Chris@0: /*-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
Chris@0: */
Chris@0: 
Chris@0: static char octfilename [] = "error.dat" ;
Chris@0: 
Chris@0: int
Chris@0: oct_save_short	(const short *a, const short *b, int len)
Chris@0: {	FILE 	*file ;
Chris@0: 	int		k ;
Chris@0: 
Chris@0: 	if (! (file = fopen (octfilename, "w")))
Chris@0: 		return 1 ;
Chris@0: 
Chris@0: 	fprintf (file, "# Not created by Octave\n") ;
Chris@0: 
Chris@0: 	fprintf (file, "# name: a\n") ;
Chris@0: 	fprintf (file, "# type: matrix\n") ;
Chris@0: 	fprintf (file, "# rows: %d\n", len) ;
Chris@0: 	fprintf (file, "# columns: 1\n") ;
Chris@0: 
Chris@0: 	for (k = 0 ; k < len ; k++)
Chris@0: 		fprintf (file, "% d" "\n", a [k]) ;
Chris@0: 
Chris@0: 	fprintf (file, "# name: b\n") ;
Chris@0: 	fprintf (file, "# type: matrix\n") ;
Chris@0: 	fprintf (file, "# rows: %d\n", len) ;
Chris@0: 	fprintf (file, "# columns: 1\n") ;
Chris@0: 
Chris@0: 	for (k = 0 ; k < len ; k++)
Chris@0: 		fprintf (file, "% d" "\n", b [k]) ;
Chris@0: 
Chris@0: 	fclose (file) ;
Chris@0: 	return 0 ;
Chris@0: } /* oct_save_short */
Chris@0: int
Chris@0: oct_save_int	(const int *a, const int *b, int len)
Chris@0: {	FILE 	*file ;
Chris@0: 	int		k ;
Chris@0: 
Chris@0: 	if (! (file = fopen (octfilename, "w")))
Chris@0: 		return 1 ;
Chris@0: 
Chris@0: 	fprintf (file, "# Not created by Octave\n") ;
Chris@0: 
Chris@0: 	fprintf (file, "# name: a\n") ;
Chris@0: 	fprintf (file, "# type: matrix\n") ;
Chris@0: 	fprintf (file, "# rows: %d\n", len) ;
Chris@0: 	fprintf (file, "# columns: 1\n") ;
Chris@0: 
Chris@0: 	for (k = 0 ; k < len ; k++)
Chris@0: 		fprintf (file, "% d" "\n", a [k]) ;
Chris@0: 
Chris@0: 	fprintf (file, "# name: b\n") ;
Chris@0: 	fprintf (file, "# type: matrix\n") ;
Chris@0: 	fprintf (file, "# rows: %d\n", len) ;
Chris@0: 	fprintf (file, "# columns: 1\n") ;
Chris@0: 
Chris@0: 	for (k = 0 ; k < len ; k++)
Chris@0: 		fprintf (file, "% d" "\n", b [k]) ;
Chris@0: 
Chris@0: 	fclose (file) ;
Chris@0: 	return 0 ;
Chris@0: } /* oct_save_int */
Chris@0: int
Chris@0: oct_save_float	(const float *a, const float *b, int len)
Chris@0: {	FILE 	*file ;
Chris@0: 	int		k ;
Chris@0: 
Chris@0: 	if (! (file = fopen (octfilename, "w")))
Chris@0: 		return 1 ;
Chris@0: 
Chris@0: 	fprintf (file, "# Not created by Octave\n") ;
Chris@0: 
Chris@0: 	fprintf (file, "# name: a\n") ;
Chris@0: 	fprintf (file, "# type: matrix\n") ;
Chris@0: 	fprintf (file, "# rows: %d\n", len) ;
Chris@0: 	fprintf (file, "# columns: 1\n") ;
Chris@0: 
Chris@0: 	for (k = 0 ; k < len ; k++)
Chris@0: 		fprintf (file, "% g" "\n", a [k]) ;
Chris@0: 
Chris@0: 	fprintf (file, "# name: b\n") ;
Chris@0: 	fprintf (file, "# type: matrix\n") ;
Chris@0: 	fprintf (file, "# rows: %d\n", len) ;
Chris@0: 	fprintf (file, "# columns: 1\n") ;
Chris@0: 
Chris@0: 	for (k = 0 ; k < len ; k++)
Chris@0: 		fprintf (file, "% g" "\n", b [k]) ;
Chris@0: 
Chris@0: 	fclose (file) ;
Chris@0: 	return 0 ;
Chris@0: } /* oct_save_float */
Chris@0: int
Chris@0: oct_save_double	(const double *a, const double *b, int len)
Chris@0: {	FILE 	*file ;
Chris@0: 	int		k ;
Chris@0: 
Chris@0: 	if (! (file = fopen (octfilename, "w")))
Chris@0: 		return 1 ;
Chris@0: 
Chris@0: 	fprintf (file, "# Not created by Octave\n") ;
Chris@0: 
Chris@0: 	fprintf (file, "# name: a\n") ;
Chris@0: 	fprintf (file, "# type: matrix\n") ;
Chris@0: 	fprintf (file, "# rows: %d\n", len) ;
Chris@0: 	fprintf (file, "# columns: 1\n") ;
Chris@0: 
Chris@0: 	for (k = 0 ; k < len ; k++)
Chris@0: 		fprintf (file, "% g" "\n", a [k]) ;
Chris@0: 
Chris@0: 	fprintf (file, "# name: b\n") ;
Chris@0: 	fprintf (file, "# type: matrix\n") ;
Chris@0: 	fprintf (file, "# rows: %d\n", len) ;
Chris@0: 	fprintf (file, "# columns: 1\n") ;
Chris@0: 
Chris@0: 	for (k = 0 ; k < len ; k++)
Chris@0: 		fprintf (file, "% g" "\n", b [k]) ;
Chris@0: 
Chris@0: 	fclose (file) ;
Chris@0: 	return 0 ;
Chris@0: } /* oct_save_double */
Chris@0: 
Chris@0: 
Chris@0: void
Chris@0: check_log_buffer_or_die (SNDFILE *file, int line_num)
Chris@0: {	static char	buffer [LOG_BUFFER_SIZE] ;
Chris@0: 	int			count ;
Chris@0: 
Chris@0: 	memset (buffer, 0, sizeof (buffer)) ;
Chris@0: 
Chris@0: 	/* Get the log buffer data. */
Chris@0: 	count = sf_command	(file, SFC_GET_LOG_INFO, buffer, LOG_BUFFER_SIZE) ;
Chris@0: 
Chris@0: 	if (LOG_BUFFER_SIZE - count < 2)
Chris@0: 	{	printf ("\n\nLine %d : Possible long log buffer.\n", line_num) ;
Chris@0: 		exit (1) ;
Chris@0: 		}
Chris@0: 
Chris@0: 	/* Look for "Should" */
Chris@0: 	if (strstr (buffer, "ould"))
Chris@0: 	{	printf ("\n\nLine %d : Log buffer contains `ould'. Dumping.\n", line_num) ;
Chris@0: 		puts (buffer) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	/* Look for "**" */
Chris@0: 	if (strstr (buffer, "*"))
Chris@0: 	{	printf ("\n\nLine %d : Log buffer contains `*'. Dumping.\n", line_num) ;
Chris@0: 		puts (buffer) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	/* Look for "Should" */
Chris@0: 	if (strstr (buffer, "nknown marker"))
Chris@0: 	{	printf ("\n\nLine %d : Log buffer contains `nknown marker'. Dumping.\n", line_num) ;
Chris@0: 		puts (buffer) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* check_log_buffer_or_die */
Chris@0: 
Chris@0: int
Chris@0: string_in_log_buffer (SNDFILE *file, const char *s)
Chris@0: {	static char	buffer [LOG_BUFFER_SIZE] ;
Chris@0: 	int			count ;
Chris@0: 
Chris@0: 	memset (buffer, 0, sizeof (buffer)) ;
Chris@0: 
Chris@0: 	/* Get the log buffer data. */
Chris@0: 	count = sf_command	(file, SFC_GET_LOG_INFO, buffer, LOG_BUFFER_SIZE) ;
Chris@0: 
Chris@0: 	if (LOG_BUFFER_SIZE - count < 2)
Chris@0: 	{	printf ("Possible long log buffer.\n") ;
Chris@0: 		exit (1) ;
Chris@0: 		}
Chris@0: 
Chris@0: 	/* Look for string */
Chris@0: 	return strstr (buffer, s) ? SF_TRUE : SF_FALSE ;
Chris@0: } /* string_in_log_buffer */
Chris@0: 
Chris@0: void
Chris@0: hexdump_file (const char * filename, sf_count_t offset, sf_count_t length)
Chris@0: {
Chris@0: 	FILE * file ;
Chris@0: 	char buffer [16] ;
Chris@0: 	int k, m, ch, readcount ;
Chris@0: 
Chris@0: 	if (length > 1000000)
Chris@0: 	{	printf ("\n\nError : length (%ld) too long.\n\n", SF_COUNT_TO_LONG (offset)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	if ((file = fopen (filename, "r")) == NULL)
Chris@0: 	{	printf ("\n\nError : hexdump_file (%s) could not open file for read.\n\n", filename) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	if (fseek (file, offset, SEEK_SET) != 0)
Chris@0: 	{	printf ("\n\nError : fseek(file, %ld, SEEK_SET) failed : %s\n\n", SF_COUNT_TO_LONG (offset), strerror (errno)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	puts ("\n\n") ;
Chris@0: 
Chris@0: 	for (k = 0 ; k < length ; k+= sizeof (buffer))
Chris@0: 	{	readcount = fread (buffer, 1, sizeof (buffer), file) ;
Chris@0: 
Chris@0: 		printf ("%08lx : ", SF_COUNT_TO_LONG (offset + k)) ;
Chris@0: 
Chris@0: 		for (m = 0 ; m < readcount ; m++)
Chris@0: 			printf ("%02x ", buffer [m] & 0xFF) ;
Chris@0: 
Chris@0: 		for (m = readcount ; m < SIGNED_SIZEOF (buffer) ; m++)
Chris@0: 			printf ("   ") ;
Chris@0: 
Chris@0: 		printf ("  ") ;
Chris@0: 		for (m = 0 ; m < readcount ; m++)
Chris@0: 		{	ch = isprint (buffer [m]) ? buffer [m] : '.' ;
Chris@0: 			putchar (ch) ;
Chris@0: 			} ;
Chris@0: 
Chris@0: 		if (readcount < SIGNED_SIZEOF (buffer))
Chris@0: 			break ;
Chris@0: 
Chris@0: 		putchar ('\n') ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	puts ("\n") ;
Chris@0: 
Chris@0: 	fclose (file) ;
Chris@0: } /* hexdump_file */
Chris@0: 
Chris@0: void
Chris@0: dump_log_buffer (SNDFILE *file)
Chris@0: {	static char	buffer [LOG_BUFFER_SIZE] ;
Chris@0: 
Chris@0: 	memset (buffer, 0, sizeof (buffer)) ;
Chris@0: 
Chris@0: 	/* Get the log buffer data. */
Chris@0: 	sf_command	(file, SFC_GET_LOG_INFO, buffer, LOG_BUFFER_SIZE) ;
Chris@0: 
Chris@0: 	if (strlen (buffer) < 1)
Chris@0: 		puts ("Log buffer empty.\n") ;
Chris@0: 	else
Chris@0: 		puts (buffer) ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* dump_log_buffer */
Chris@0: 
Chris@0: SNDFILE *
Chris@0: test_open_file_or_die (const char *filename, int mode, SF_INFO *sfinfo, int allow_fd, int line_num)
Chris@0: {	static int count = 0 ;
Chris@0: 
Chris@0: 	SNDFILE *file ;
Chris@0: 	const char *modestr, *func_name ;
Chris@0: 	int oflags = 0, omode = 0, err ;
Chris@0: 
Chris@0: 	/*
Chris@0: 	** Need to test both sf_open() and sf_open_fd().
Chris@0: 	** Do so alternately.
Chris@0: 	*/
Chris@0: 	switch (mode)
Chris@0: 	{	case SFM_READ :
Chris@0: 				modestr = "SFM_READ" ;
Chris@0: 				oflags = O_RDONLY | O_BINARY ;
Chris@0: 				omode = 0 ;
Chris@0: 				break ;
Chris@0: 
Chris@0: 		case SFM_WRITE :
Chris@0: 				modestr = "SFM_WRITE" ;
Chris@0: 				oflags = O_WRONLY | O_CREAT | O_TRUNC | O_BINARY ;
Chris@0: 				omode = S_IRUSR | S_IWUSR | S_IRGRP ;
Chris@0: 				break ;
Chris@0: 
Chris@0: 		case SFM_RDWR :
Chris@0: 				modestr = "SFM_RDWR" ;
Chris@0: 				oflags = O_RDWR | O_CREAT | O_BINARY ;
Chris@0: 				omode = S_IRUSR | S_IWUSR | S_IRGRP ;
Chris@0: 				break ;
Chris@0: 		default :
Chris@0: 				printf ("\n\nLine %d: Bad mode.\n", line_num) ;
Chris@0: 				fflush (stdout) ;
Chris@0: 				exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	if (OS_IS_WIN32)
Chris@0: 	{	/* Windows does not understand and ignores the S_IRGRP flag, but Wine
Chris@0: 		** gives a run time warning message, so just clear it.
Chris@0: 		*/
Chris@0: 		omode &= ~S_IRGRP ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	if (allow_fd && ((++count) & 1) == 1)
Chris@0: 	{	int fd ;
Chris@0: 
Chris@0: 		/* Only use the three argument open() function if omode != 0. */
Chris@0: 		fd = (omode == 0) ? open (filename, oflags) : open (filename, oflags, omode) ;
Chris@0: 
Chris@0: 		if (fd < 0)
Chris@0: 		{	printf ("\n\n%s : open failed : %s\n", __func__, strerror (errno)) ;
Chris@0: 			exit (1) ;
Chris@0: 			} ;
Chris@0: 
Chris@0: 		func_name = "sf_open_fd" ;
Chris@0: 		file = sf_open_fd (fd, mode, sfinfo, SF_TRUE) ;
Chris@0: 		}
Chris@0: 	else
Chris@0: 	{	func_name = "sf_open" ;
Chris@0: 		file = sf_open (filename, mode, sfinfo) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	if (file == NULL)
Chris@0: 	{	printf ("\n\nLine %d: %s (%s) failed : %s\n\n", line_num, func_name, modestr, sf_strerror (NULL)) ;
Chris@0: 		dump_log_buffer (file) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	err = sf_error (file) ;
Chris@0: 	if (err != SF_ERR_NO_ERROR)
Chris@0: 	{	printf ("\n\nLine %d : sf_error : %s\n\n", line_num, sf_error_number (err)) ;
Chris@0: 		dump_log_buffer (file) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return file ;
Chris@0: } /* test_open_file_or_die */
Chris@0: 
Chris@0: void
Chris@0: test_read_write_position_or_die (SNDFILE *file, int line_num, int pass, sf_count_t read_pos, sf_count_t write_pos)
Chris@0: {	sf_count_t pos ;
Chris@0: 
Chris@0: 	/* Check the current read position. */
Chris@0: 	if (read_pos >= 0 && (pos = sf_seek (file, 0, SEEK_CUR | SFM_READ)) != read_pos)
Chris@0: 	{	printf ("\n\nLine %d ", line_num) ;
Chris@0: 		if (pass > 0)
Chris@0: 			printf ("(pass %d): ", pass) ;
Chris@0: 		printf ("Read position (%ld) should be %ld.\n", SF_COUNT_TO_LONG (pos), SF_COUNT_TO_LONG (read_pos)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	/* Check the current write position. */
Chris@0: 	if (write_pos >= 0 && (pos = sf_seek (file, 0, SEEK_CUR | SFM_WRITE)) != write_pos)
Chris@0: 	{	printf ("\n\nLine %d", line_num) ;
Chris@0: 		if (pass > 0)
Chris@0: 			printf (" (pass %d)", pass) ;
Chris@0: 		printf (" : Write position (%ld) should be %ld.\n",
Chris@0: 						SF_COUNT_TO_LONG (pos), SF_COUNT_TO_LONG (write_pos)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* test_read_write_position */
Chris@0: 
Chris@0: void
Chris@0: test_seek_or_die (SNDFILE *file, sf_count_t offset, int whence, sf_count_t new_pos, int channels, int line_num)
Chris@0: {	sf_count_t	position ;
Chris@0: 	const char	*channel_name, *whence_name ;
Chris@0: 
Chris@0: 	switch (whence)
Chris@0: 	{	case SEEK_SET :
Chris@0: 				whence_name = "SEEK_SET" ;
Chris@0: 				break ;
Chris@0: 		case SEEK_CUR :
Chris@0: 				whence_name = "SEEK_CUR" ;
Chris@0: 				break ;
Chris@0: 		case SEEK_END :
Chris@0: 				whence_name = "SEEK_END" ;
Chris@0: 				break ;
Chris@0: 
Chris@0: 		/* SFM_READ */
Chris@0: 		case SEEK_SET | SFM_READ :
Chris@0: 				whence_name = "SFM_READ | SEEK_SET" ;
Chris@0: 				break ;
Chris@0: 		case SEEK_CUR | SFM_READ :
Chris@0: 				whence_name = "SFM_READ | SEEK_CUR" ;
Chris@0: 				break ;
Chris@0: 		case SEEK_END | SFM_READ :
Chris@0: 				whence_name = "SFM_READ | SEEK_END" ;
Chris@0: 				break ;
Chris@0: 
Chris@0: 		/* SFM_WRITE */
Chris@0: 		case SEEK_SET | SFM_WRITE :
Chris@0: 				whence_name = "SFM_WRITE | SEEK_SET" ;
Chris@0: 				break ;
Chris@0: 		case SEEK_CUR | SFM_WRITE :
Chris@0: 				whence_name = "SFM_WRITE | SEEK_CUR" ;
Chris@0: 				break ;
Chris@0: 		case SEEK_END | SFM_WRITE :
Chris@0: 				whence_name = "SFM_WRITE | SEEK_END" ;
Chris@0: 				break ;
Chris@0: 
Chris@0: 		default :
Chris@0: 				printf ("\n\nLine %d: bad whence parameter.\n", line_num) ;
Chris@0: 				exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	channel_name = (channels == 1) ? "Mono" : "Stereo" ;
Chris@0: 
Chris@0: 	if ((position = sf_seek (file, offset, whence)) != new_pos)
Chris@0: 	{	printf ("\n\nLine %d : %s : sf_seek (file, %ld, %s) returned %ld (should be %ld).\n\n",
Chris@0: 					line_num, channel_name, SF_COUNT_TO_LONG (offset), whence_name,
Chris@0: 					SF_COUNT_TO_LONG (position), SF_COUNT_TO_LONG (new_pos)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: } /* test_seek_or_die */
Chris@0: 
Chris@0: 
Chris@0: 
Chris@0: void
Chris@0: test_read_short_or_die (SNDFILE *file, int pass, short *test, sf_count_t items, int line_num)
Chris@0: {	sf_count_t count ;
Chris@0: 
Chris@0: 	if ((count = sf_read_short (file, test, items)) != items)
Chris@0: 	{	printf ("\n\nLine %d", line_num) ;
Chris@0: 		if (pass > 0)
Chris@0: 			printf (" (pass %d)", pass) ;
Chris@0: 		printf (" : sf_read_short failed with short read (%ld => %ld).\n",
Chris@0: 						SF_COUNT_TO_LONG (items), SF_COUNT_TO_LONG (count)) ;
Chris@0: 		fflush (stdout) ;
Chris@0: 		puts (sf_strerror (file)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* test_read_short_or_die */
Chris@0: 
Chris@0: void
Chris@0: test_read_int_or_die (SNDFILE *file, int pass, int *test, sf_count_t items, int line_num)
Chris@0: {	sf_count_t count ;
Chris@0: 
Chris@0: 	if ((count = sf_read_int (file, test, items)) != items)
Chris@0: 	{	printf ("\n\nLine %d", line_num) ;
Chris@0: 		if (pass > 0)
Chris@0: 			printf (" (pass %d)", pass) ;
Chris@0: 		printf (" : sf_read_int failed with short read (%ld => %ld).\n",
Chris@0: 						SF_COUNT_TO_LONG (items), SF_COUNT_TO_LONG (count)) ;
Chris@0: 		fflush (stdout) ;
Chris@0: 		puts (sf_strerror (file)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* test_read_int_or_die */
Chris@0: 
Chris@0: void
Chris@0: test_read_float_or_die (SNDFILE *file, int pass, float *test, sf_count_t items, int line_num)
Chris@0: {	sf_count_t count ;
Chris@0: 
Chris@0: 	if ((count = sf_read_float (file, test, items)) != items)
Chris@0: 	{	printf ("\n\nLine %d", line_num) ;
Chris@0: 		if (pass > 0)
Chris@0: 			printf (" (pass %d)", pass) ;
Chris@0: 		printf (" : sf_read_float failed with short read (%ld => %ld).\n",
Chris@0: 						SF_COUNT_TO_LONG (items), SF_COUNT_TO_LONG (count)) ;
Chris@0: 		fflush (stdout) ;
Chris@0: 		puts (sf_strerror (file)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* test_read_float_or_die */
Chris@0: 
Chris@0: void
Chris@0: test_read_double_or_die (SNDFILE *file, int pass, double *test, sf_count_t items, int line_num)
Chris@0: {	sf_count_t count ;
Chris@0: 
Chris@0: 	if ((count = sf_read_double (file, test, items)) != items)
Chris@0: 	{	printf ("\n\nLine %d", line_num) ;
Chris@0: 		if (pass > 0)
Chris@0: 			printf (" (pass %d)", pass) ;
Chris@0: 		printf (" : sf_read_double failed with short read (%ld => %ld).\n",
Chris@0: 						SF_COUNT_TO_LONG (items), SF_COUNT_TO_LONG (count)) ;
Chris@0: 		fflush (stdout) ;
Chris@0: 		puts (sf_strerror (file)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* test_read_double_or_die */
Chris@0: 
Chris@0: 
Chris@0: void
Chris@0: test_readf_short_or_die (SNDFILE *file, int pass, short *test, sf_count_t frames, int line_num)
Chris@0: {	sf_count_t count ;
Chris@0: 
Chris@0: 	if ((count = sf_readf_short (file, test, frames)) != frames)
Chris@0: 	{	printf ("\n\nLine %d", line_num) ;
Chris@0: 		if (pass > 0)
Chris@0: 			printf (" (pass %d)", pass) ;
Chris@0: 		printf (" : sf_readf_short failed with short readf (%ld => %ld).\n",
Chris@0: 						SF_COUNT_TO_LONG (frames), SF_COUNT_TO_LONG (count)) ;
Chris@0: 		fflush (stdout) ;
Chris@0: 		puts (sf_strerror (file)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* test_readf_short_or_die */
Chris@0: 
Chris@0: void
Chris@0: test_readf_int_or_die (SNDFILE *file, int pass, int *test, sf_count_t frames, int line_num)
Chris@0: {	sf_count_t count ;
Chris@0: 
Chris@0: 	if ((count = sf_readf_int (file, test, frames)) != frames)
Chris@0: 	{	printf ("\n\nLine %d", line_num) ;
Chris@0: 		if (pass > 0)
Chris@0: 			printf (" (pass %d)", pass) ;
Chris@0: 		printf (" : sf_readf_int failed with short readf (%ld => %ld).\n",
Chris@0: 						SF_COUNT_TO_LONG (frames), SF_COUNT_TO_LONG (count)) ;
Chris@0: 		fflush (stdout) ;
Chris@0: 		puts (sf_strerror (file)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* test_readf_int_or_die */
Chris@0: 
Chris@0: void
Chris@0: test_readf_float_or_die (SNDFILE *file, int pass, float *test, sf_count_t frames, int line_num)
Chris@0: {	sf_count_t count ;
Chris@0: 
Chris@0: 	if ((count = sf_readf_float (file, test, frames)) != frames)
Chris@0: 	{	printf ("\n\nLine %d", line_num) ;
Chris@0: 		if (pass > 0)
Chris@0: 			printf (" (pass %d)", pass) ;
Chris@0: 		printf (" : sf_readf_float failed with short readf (%ld => %ld).\n",
Chris@0: 						SF_COUNT_TO_LONG (frames), SF_COUNT_TO_LONG (count)) ;
Chris@0: 		fflush (stdout) ;
Chris@0: 		puts (sf_strerror (file)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* test_readf_float_or_die */
Chris@0: 
Chris@0: void
Chris@0: test_readf_double_or_die (SNDFILE *file, int pass, double *test, sf_count_t frames, int line_num)
Chris@0: {	sf_count_t count ;
Chris@0: 
Chris@0: 	if ((count = sf_readf_double (file, test, frames)) != frames)
Chris@0: 	{	printf ("\n\nLine %d", line_num) ;
Chris@0: 		if (pass > 0)
Chris@0: 			printf (" (pass %d)", pass) ;
Chris@0: 		printf (" : sf_readf_double failed with short readf (%ld => %ld).\n",
Chris@0: 						SF_COUNT_TO_LONG (frames), SF_COUNT_TO_LONG (count)) ;
Chris@0: 		fflush (stdout) ;
Chris@0: 		puts (sf_strerror (file)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* test_readf_double_or_die */
Chris@0: 
Chris@0: 
Chris@0: void
Chris@0: test_read_raw_or_die (SNDFILE *file, int pass, void *test, sf_count_t items, int line_num)
Chris@0: {	sf_count_t count ;
Chris@0: 
Chris@0: 	if ((count = sf_read_raw (file, test, items)) != items)
Chris@0: 	{	printf ("\n\nLine %d", line_num) ;
Chris@0: 		if (pass > 0)
Chris@0: 			printf (" (pass %d)", pass) ;
Chris@0: 		printf (" : sf_read_raw failed with short read (%ld => %ld).\n",
Chris@0: 						SF_COUNT_TO_LONG (items), SF_COUNT_TO_LONG (count)) ;
Chris@0: 		fflush (stdout) ;
Chris@0: 		puts (sf_strerror (file)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* test_read_raw_or_die */
Chris@0: 
Chris@0: 
Chris@0: 
Chris@0: void
Chris@0: test_write_short_or_die (SNDFILE *file, int pass, const short *test, sf_count_t items, int line_num)
Chris@0: {	sf_count_t count ;
Chris@0: 
Chris@0: 	if ((count = sf_write_short (file, test, items)) != items)
Chris@0: 	{	printf ("\n\nLine %d", line_num) ;
Chris@0: 		if (pass > 0)
Chris@0: 			printf (" (pass %d)", pass) ;
Chris@0: 		printf (" : sf_write_short failed with short write (%ld => %ld).\n",
Chris@0: 						SF_COUNT_TO_LONG (items), SF_COUNT_TO_LONG (count)) ;
Chris@0: 		fflush (stdout) ;
Chris@0: 		puts (sf_strerror (file)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* test_write_short_or_die */
Chris@0: 
Chris@0: void
Chris@0: test_write_int_or_die (SNDFILE *file, int pass, const int *test, sf_count_t items, int line_num)
Chris@0: {	sf_count_t count ;
Chris@0: 
Chris@0: 	if ((count = sf_write_int (file, test, items)) != items)
Chris@0: 	{	printf ("\n\nLine %d", line_num) ;
Chris@0: 		if (pass > 0)
Chris@0: 			printf (" (pass %d)", pass) ;
Chris@0: 		printf (" : sf_write_int failed with short write (%ld => %ld).\n",
Chris@0: 						SF_COUNT_TO_LONG (items), SF_COUNT_TO_LONG (count)) ;
Chris@0: 		fflush (stdout) ;
Chris@0: 		puts (sf_strerror (file)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* test_write_int_or_die */
Chris@0: 
Chris@0: void
Chris@0: test_write_float_or_die (SNDFILE *file, int pass, const float *test, sf_count_t items, int line_num)
Chris@0: {	sf_count_t count ;
Chris@0: 
Chris@0: 	if ((count = sf_write_float (file, test, items)) != items)
Chris@0: 	{	printf ("\n\nLine %d", line_num) ;
Chris@0: 		if (pass > 0)
Chris@0: 			printf (" (pass %d)", pass) ;
Chris@0: 		printf (" : sf_write_float failed with short write (%ld => %ld).\n",
Chris@0: 						SF_COUNT_TO_LONG (items), SF_COUNT_TO_LONG (count)) ;
Chris@0: 		fflush (stdout) ;
Chris@0: 		puts (sf_strerror (file)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* test_write_float_or_die */
Chris@0: 
Chris@0: void
Chris@0: test_write_double_or_die (SNDFILE *file, int pass, const double *test, sf_count_t items, int line_num)
Chris@0: {	sf_count_t count ;
Chris@0: 
Chris@0: 	if ((count = sf_write_double (file, test, items)) != items)
Chris@0: 	{	printf ("\n\nLine %d", line_num) ;
Chris@0: 		if (pass > 0)
Chris@0: 			printf (" (pass %d)", pass) ;
Chris@0: 		printf (" : sf_write_double failed with short write (%ld => %ld).\n",
Chris@0: 						SF_COUNT_TO_LONG (items), SF_COUNT_TO_LONG (count)) ;
Chris@0: 		fflush (stdout) ;
Chris@0: 		puts (sf_strerror (file)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* test_write_double_or_die */
Chris@0: 
Chris@0: 
Chris@0: void
Chris@0: test_writef_short_or_die (SNDFILE *file, int pass, const short *test, sf_count_t frames, int line_num)
Chris@0: {	sf_count_t count ;
Chris@0: 
Chris@0: 	if ((count = sf_writef_short (file, test, frames)) != frames)
Chris@0: 	{	printf ("\n\nLine %d", line_num) ;
Chris@0: 		if (pass > 0)
Chris@0: 			printf (" (pass %d)", pass) ;
Chris@0: 		printf (" : sf_writef_short failed with short writef (%ld => %ld).\n",
Chris@0: 						SF_COUNT_TO_LONG (frames), SF_COUNT_TO_LONG (count)) ;
Chris@0: 		fflush (stdout) ;
Chris@0: 		puts (sf_strerror (file)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* test_writef_short_or_die */
Chris@0: 
Chris@0: void
Chris@0: test_writef_int_or_die (SNDFILE *file, int pass, const int *test, sf_count_t frames, int line_num)
Chris@0: {	sf_count_t count ;
Chris@0: 
Chris@0: 	if ((count = sf_writef_int (file, test, frames)) != frames)
Chris@0: 	{	printf ("\n\nLine %d", line_num) ;
Chris@0: 		if (pass > 0)
Chris@0: 			printf (" (pass %d)", pass) ;
Chris@0: 		printf (" : sf_writef_int failed with short writef (%ld => %ld).\n",
Chris@0: 						SF_COUNT_TO_LONG (frames), SF_COUNT_TO_LONG (count)) ;
Chris@0: 		fflush (stdout) ;
Chris@0: 		puts (sf_strerror (file)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* test_writef_int_or_die */
Chris@0: 
Chris@0: void
Chris@0: test_writef_float_or_die (SNDFILE *file, int pass, const float *test, sf_count_t frames, int line_num)
Chris@0: {	sf_count_t count ;
Chris@0: 
Chris@0: 	if ((count = sf_writef_float (file, test, frames)) != frames)
Chris@0: 	{	printf ("\n\nLine %d", line_num) ;
Chris@0: 		if (pass > 0)
Chris@0: 			printf (" (pass %d)", pass) ;
Chris@0: 		printf (" : sf_writef_float failed with short writef (%ld => %ld).\n",
Chris@0: 						SF_COUNT_TO_LONG (frames), SF_COUNT_TO_LONG (count)) ;
Chris@0: 		fflush (stdout) ;
Chris@0: 		puts (sf_strerror (file)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* test_writef_float_or_die */
Chris@0: 
Chris@0: void
Chris@0: test_writef_double_or_die (SNDFILE *file, int pass, const double *test, sf_count_t frames, int line_num)
Chris@0: {	sf_count_t count ;
Chris@0: 
Chris@0: 	if ((count = sf_writef_double (file, test, frames)) != frames)
Chris@0: 	{	printf ("\n\nLine %d", line_num) ;
Chris@0: 		if (pass > 0)
Chris@0: 			printf (" (pass %d)", pass) ;
Chris@0: 		printf (" : sf_writef_double failed with short writef (%ld => %ld).\n",
Chris@0: 						SF_COUNT_TO_LONG (frames), SF_COUNT_TO_LONG (count)) ;
Chris@0: 		fflush (stdout) ;
Chris@0: 		puts (sf_strerror (file)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* test_writef_double_or_die */
Chris@0: 
Chris@0: 
Chris@0: void
Chris@0: test_write_raw_or_die (SNDFILE *file, int pass, const void *test, sf_count_t items, int line_num)
Chris@0: {	sf_count_t count ;
Chris@0: 
Chris@0: 	if ((count = sf_write_raw (file, test, items)) != items)
Chris@0: 	{	printf ("\n\nLine %d", line_num) ;
Chris@0: 		if (pass > 0)
Chris@0: 			printf (" (pass %d)", pass) ;
Chris@0: 		printf (" : sf_write_raw failed with short write (%ld => %ld).\n",
Chris@0: 						SF_COUNT_TO_LONG (items), SF_COUNT_TO_LONG (count)) ;
Chris@0: 		fflush (stdout) ;
Chris@0: 		puts (sf_strerror (file)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* test_write_raw_or_die */
Chris@0: 
Chris@0: 
Chris@0: void
Chris@0: compare_short_or_die (const short *left, const short *right, unsigned count, int line_num)
Chris@0: {
Chris@0: 	unsigned k ;
Chris@0: 
Chris@0: 	for (k = 0 ; k < count ;k++)
Chris@0: 		if (left [k] != right [k])
Chris@0: 		{	printf ("\n\nLine %d : Error at index %d, " "% d" " should be " "% d" ".\n\n", line_num, k, left [k], right [k]) ;
Chris@0: 			exit (1) ;
Chris@0: 			} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* compare_short_or_die */
Chris@0: void
Chris@0: compare_int_or_die (const int *left, const int *right, unsigned count, int line_num)
Chris@0: {
Chris@0: 	unsigned k ;
Chris@0: 
Chris@0: 	for (k = 0 ; k < count ;k++)
Chris@0: 		if (left [k] != right [k])
Chris@0: 		{	printf ("\n\nLine %d : Error at index %d, " "% d" " should be " "% d" ".\n\n", line_num, k, left [k], right [k]) ;
Chris@0: 			exit (1) ;
Chris@0: 			} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* compare_int_or_die */
Chris@0: void
Chris@0: compare_float_or_die (const float *left, const float *right, unsigned count, int line_num)
Chris@0: {
Chris@0: 	unsigned k ;
Chris@0: 
Chris@0: 	for (k = 0 ; k < count ;k++)
Chris@0: 		if (left [k] != right [k])
Chris@0: 		{	printf ("\n\nLine %d : Error at index %d, " "% g" " should be " "% g" ".\n\n", line_num, k, left [k], right [k]) ;
Chris@0: 			exit (1) ;
Chris@0: 			} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* compare_float_or_die */
Chris@0: void
Chris@0: compare_double_or_die (const double *left, const double *right, unsigned count, int line_num)
Chris@0: {
Chris@0: 	unsigned k ;
Chris@0: 
Chris@0: 	for (k = 0 ; k < count ;k++)
Chris@0: 		if (left [k] != right [k])
Chris@0: 		{	printf ("\n\nLine %d : Error at index %d, " "% g" " should be " "% g" ".\n\n", line_num, k, left [k], right [k]) ;
Chris@0: 			exit (1) ;
Chris@0: 			} ;
Chris@0: 
Chris@0: 	return ;
Chris@0: } /* compare_double_or_die */
Chris@0: 
Chris@0: 
Chris@0: 
Chris@0: void
Chris@0: delete_file (int format, const char *filename)
Chris@0: {	char rsrc_name [512], *fname ;
Chris@0: 
Chris@0: 	unlink (filename) ;
Chris@0: 
Chris@0: 	if ((format & SF_FORMAT_TYPEMASK) != SF_FORMAT_SD2)
Chris@0: 		return ;
Chris@0: 
Chris@0: 	/*
Chris@0: 	** Now try for a resource fork stored as a separate file.
Chris@0: 	** Grab the un-adulterated filename again.
Chris@0: 	*/
Chris@0: 	snprintf (rsrc_name, sizeof (rsrc_name), "%s", filename) ;
Chris@0: 
Chris@0: 	if ((fname = strrchr (rsrc_name, '/')) != NULL)
Chris@0: 		fname ++ ;
Chris@0: 	else if ((fname = strrchr (rsrc_name, '\\')) != NULL)
Chris@0: 		fname ++ ;
Chris@0: 	else
Chris@0: 		fname = rsrc_name ;
Chris@0: 
Chris@0: 	memmove (fname + 2, fname, strlen (fname) + 1) ;
Chris@0: 	fname [0] = '.' ;
Chris@0: 	fname [1] = '_' ;
Chris@0: 
Chris@0: 	unlink (rsrc_name) ;
Chris@0: } /* delete_file */
Chris@0: 
Chris@0: static int allowed_open_files = -1 ;
Chris@0: 
Chris@0: void
Chris@0: count_open_files (void)
Chris@0: {
Chris@0: #if OS_IS_WIN32
Chris@0: 	return ;
Chris@0: #else
Chris@0: 	int k, count = 0 ;
Chris@0: 	struct stat statbuf ;
Chris@0: 
Chris@0: 	if (allowed_open_files > 0)
Chris@0: 		return ;
Chris@0: 
Chris@0: 	for (k = 0 ; k < 1024 ; k++)
Chris@0: 		if (fstat (k, &statbuf) == 0)
Chris@0: 			count ++ ;
Chris@0: 
Chris@0: 	allowed_open_files = count ;
Chris@0: #endif
Chris@0: } /* count_open_files */
Chris@0: 
Chris@0: void
Chris@0: increment_open_file_count (void)
Chris@0: {	allowed_open_files ++ ;
Chris@0: } /* increment_open_file_count */
Chris@0: 
Chris@0: void
Chris@0: check_open_file_count_or_die (int lineno)
Chris@0: {
Chris@0: #if OS_IS_WIN32
Chris@0: 	lineno = 0 ;
Chris@0: 	return ;
Chris@0: #else
Chris@0: 	int k, count = 0 ;
Chris@0: 	struct stat statbuf ;
Chris@0: 
Chris@0: 	if (allowed_open_files < 0)
Chris@0: 		count_open_files () ;
Chris@0: 
Chris@0: 	for (k = 0 ; k < 1024 ; k++)
Chris@0: 		if (fstat (k, &statbuf) == 0)
Chris@0: 			count ++ ;
Chris@0: 
Chris@0: 	if (count > allowed_open_files)
Chris@0: 	{	printf ("\nLine %d : number of open files (%d) > allowed (%d).\n\n", lineno, count, allowed_open_files) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: #endif
Chris@0: } /* check_open_file_count_or_die */
Chris@0: 
Chris@0: void
Chris@0: write_mono_file (const char * filename, int format, int srate, float * output, int len)
Chris@0: {	SNDFILE * file ;
Chris@0: 	SF_INFO sfinfo ;
Chris@0: 
Chris@0: 	memset (&sfinfo, 0, sizeof (sfinfo)) ;
Chris@0: 
Chris@0: 	sfinfo.samplerate = srate ;
Chris@0: 	sfinfo.channels = 1 ;
Chris@0: 	sfinfo.format = format ;
Chris@0: 
Chris@0: 	if ((file = sf_open (filename, SFM_WRITE, &sfinfo)) == NULL)
Chris@0: 	{	printf ("sf_open (%s) : %s\n", filename, sf_strerror (NULL)) ;
Chris@0: 		exit (1) ;
Chris@0: 		} ;
Chris@0: 
Chris@0: 	sf_write_float (file, output, len) ;
Chris@0: 
Chris@0: 	sf_close (file) ;
Chris@0: } /* write_mono_file */
Chris@0: 
Chris@0: void
Chris@0: gen_lowpass_noise_float (float *data, int len)
Chris@0: {	int32_t value = 0x1243456 ;
Chris@0: 	double sample, last_val = 0.0 ;
Chris@0: 	int k ;
Chris@0: 
Chris@0: 	for (k = 0 ; k < len ; k++)
Chris@0: 	{	/* Not a crypto quality RNG. */
Chris@0: 		value = 11117 * value + 211231 ;
Chris@0: 		value = 11117 * value + 211231 ;
Chris@0: 		value = 11117 * value + 211231 ;
Chris@0: 
Chris@0: 		sample = value / (0x7fffffff * 1.000001) ;
Chris@0: 		sample = 0.2 * sample - 0.9 * last_val ;
Chris@0: 
Chris@0: 		data [k] = last_val = sample ;
Chris@0: 		} ;
Chris@0: 
Chris@0: } /* gen_lowpass_noise_float */
Chris@0: 
Chris@0: 
Chris@0: /*
Chris@0: **	Windows is fucked.
Chris@0: **	If a file is opened R/W and data is written to it, then fstat will return
Chris@0: **	the correct file length, but stat will return zero.
Chris@0: */
Chris@0: 
Chris@0: sf_count_t
Chris@0: file_length (const char * fname)
Chris@0: {	struct stat data ;
Chris@0: 
Chris@0: 	if (stat (fname, &data) != 0)
Chris@0: 		return 0 ;
Chris@0: 
Chris@0: 	return (sf_count_t) data.st_size ;
Chris@0: } /* file_length */
Chris@0: 
Chris@0: sf_count_t
Chris@0: file_length_fd (int fd)
Chris@0: {	struct stat data ;
Chris@0: 
Chris@0: 	memset (&data, 0, sizeof (data)) ;
Chris@0: 	if (fstat (fd, &data) != 0)
Chris@0: 		return 0 ;
Chris@0: 
Chris@0: 	return (sf_count_t) data.st_size ;
Chris@0: } /* file_length_fd */
Chris@0: 
Chris@0: 
Chris@0: 
Chris@0: