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Diffstat (limited to 'tools/test/h5dump/binread.c')
-rw-r--r-- | tools/test/h5dump/binread.c | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/tools/test/h5dump/binread.c b/tools/test/h5dump/binread.c new file mode 100644 index 0000000..74db92c --- /dev/null +++ b/tools/test/h5dump/binread.c @@ -0,0 +1,97 @@ + +/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * + * Copyright by The HDF Group. * + * Copyright by the Board of Trustees of the University of Illinois. * + * All rights reserved. * + * * + * This file is part of HDF5. The full HDF5 copyright notice, including * + * terms governing use, modification, and redistribution, is contained in * + * the files COPYING and Copyright.html. COPYING can be found at the root * + * of the source code distribution tree; Copyright.html can be found at the * + * root level of an installed copy of the electronic HDF5 document set and * + * is linked from the top-level documents page. It can also be found at * + * http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have * + * access to either file, you may request a copy from help@hdfgroup.org. * + * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ + +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +/* + This program reads binary output from h5dump (-b option). + To use change the following 3 symbols accordingly. + For example, to read 2 elements of a float type , define + + #define NELMTS 2 + #define TYPE float + #define FORMAT "%f " + +*/ + +#define NELMTS 6 +#define TYPE int +#define FORMAT "%d " + +/*------------------------------------------------------------------------- + * Function: usage + * + * Purpose: Prints a usage message on stderr and then returns. + * + * Return: void + * + * Programmer: Pedro Vicente Nunes + * + * Modifications: + * + *------------------------------------------------------------------------- + */ +static void +usage (void) +{ + fprintf(stderr, "usage: binread FILE_NAME\n"); +} + +/*------------------------------------------------------------------------- + * Function: main + * + * Purpose: main program. + * + *------------------------------------------------------------------------- + */ + +int +main (int argc, const char *argv[]) +{ + FILE *stream; + size_t numread; + TYPE buf[NELMTS]; + size_t i, nelmts = NELMTS; + char *fname=NULL; + + if (argc != 2) { + usage(); + exit(1); + } + + fname = strdup(argv[1]); + + if((stream = fopen(fname, "rb")) != NULL) { + numread = fread(buf, sizeof( TYPE ), nelmts, stream); + printf("Number of items read = %llu\n", (unsigned long long)numread); + + for (i = 0; i < nelmts; i++) { + printf(FORMAT,buf[i]); + } + printf("\n"); + + fclose(stream); + } + else + printf("File %s could not be opened\n", fname); + + free(fname); + + return 0; +} + |