+/*
+** Copyright (C) 2002-2011 Erik de Castro Lopo <erikd@mega-nerd.com>
+**
+** 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.
+*/
+
+
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+#include <stdint.h>
+#include <stdarg.h>
+
+#define SF_COUNT_TO_LONG(x) ((long) (x))
+#define ARRAY_LEN(x) ((int) (sizeof (x)) / (sizeof ((x) [0])))
+#define SIGNED_SIZEOF(x) ((int64_t) (sizeof (x)))
+#define NOT(x) (! (x))
+
+#define PIPE_INDEX(x) ((x) + 500)
+#define PIPE_TEST_LEN 12345
+
+
+void gen_windowed_sine_float (float *data, int len, double maximum) ;
+void gen_windowed_sine_double (double *data, int len, double maximum) ;
+
+
+void create_short_sndfile (const char *filename, int format, int channels) ;
+
+void check_file_hash_or_die (const char *filename, uint64_t target_hash, int line_num) ;
+
+void print_test_name (const char *test, const char *filename) ;
+
+void dump_data_to_file (const char *filename, const void *data, unsigned int datalen) ;
+
+void write_mono_file (const char * filename, int format, int srate, float * output, int len) ;
+
+static inline void
+exit_if_true (int test, const char *format, ...)
+{ if (test)
+ { va_list argptr ;
+ va_start (argptr, format) ;
+ vprintf (format, argptr) ;
+ va_end (argptr) ;
+ exit (1) ;
+ } ;
+} /* exit_if_true */
+
+/*
+** Functions for saving two vectors of data in an ascii text file which
+** can then be loaded into GNU octave for comparison.
+*/
+
+int oct_save_short (const short *a, const short *b, int len) ;
+int oct_save_int (const int *a, const int *b, int len) ;
+int oct_save_float (const float *a, const float *b, int len) ;
+int oct_save_double (const double *a, const double *b, int len) ;
+
+
+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
+
+static inline void
+sf_info_clear (SF_INFO * info)
+{ memset (info, 0, sizeof (SF_INFO)) ;
+} /* sf_info_clear */
+
+static inline void
+sf_info_setup (SF_INFO * info, int format, int samplerate, int channels)
+{ sf_info_clear (info) ;
+
+ info->format = format ;
+ info->samplerate = samplerate ;
+ info->channels = channels ;
+} /* sf_info_setup */
+
+
+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) ;
+
+
+void test_read_short_or_die
+ (SNDFILE *file, int pass, short *test, sf_count_t items, int line_num) ;
+void test_read_int_or_die
+ (SNDFILE *file, int pass, int *test, sf_count_t items, int line_num) ;
+void test_read_float_or_die
+ (SNDFILE *file, int pass, float *test, sf_count_t items, int line_num) ;
+void test_read_double_or_die
+ (SNDFILE *file, int pass, double *test, sf_count_t items, int line_num) ;
+
+void test_readf_short_or_die
+ (SNDFILE *file, int pass, short *test, sf_count_t frames, int line_num) ;
+void test_readf_int_or_die
+ (SNDFILE *file, int pass, int *test, sf_count_t frames, int line_num) ;
+void test_readf_float_or_die
+ (SNDFILE *file, int pass, float *test, sf_count_t frames, int line_num) ;
+void test_readf_double_or_die
+ (SNDFILE *file, int pass, double *test, sf_count_t frames, int line_num) ;
+
+
+void
+test_read_raw_or_die (SNDFILE *file, int pass, void *test, sf_count_t items, int line_num) ;
+
+
+void test_write_short_or_die
+ (SNDFILE *file, int pass, const short *test, sf_count_t items, int line_num) ;
+void test_write_int_or_die
+ (SNDFILE *file, int pass, const int *test, sf_count_t items, int line_num) ;
+void test_write_float_or_die
+ (SNDFILE *file, int pass, const float *test, sf_count_t items, int line_num) ;
+void test_write_double_or_die
+ (SNDFILE *file, int pass, const double *test, sf_count_t items, int line_num) ;
+
+void test_writef_short_or_die
+ (SNDFILE *file, int pass, const short *test, sf_count_t frames, int line_num) ;
+void test_writef_int_or_die
+ (SNDFILE *file, int pass, const int *test, sf_count_t frames, int line_num) ;
+void test_writef_float_or_die
+ (SNDFILE *file, int pass, const float *test, sf_count_t frames, int line_num) ;
+void test_writef_double_or_die
+ (SNDFILE *file, int pass, const double *test, sf_count_t frames, int line_num) ;
+
+
+void
+test_write_raw_or_die (SNDFILE *file, int pass, const void *test, sf_count_t items, int line_num) ;
+
+void compare_short_or_die (const short *left, const short *right, unsigned count, int line_num) ;
+void compare_int_or_die (const int *left, const int *right, unsigned count, int line_num) ;
+void compare_float_or_die (const float *left, const float *right, unsigned count, int line_num) ;
+void compare_double_or_die (const double *left, const double *right, unsigned count, int line_num) ;
+
+
+
+void gen_lowpass_noise_float (float *data, int len) ;
+
+sf_count_t file_length (const char * fname) ;
+sf_count_t file_length_fd (int fd) ;
+
+#endif
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif /* __cplusplus */
+
+
+