diff options
Diffstat (limited to 'src/c/jerasure/Examples/jerasure_01.c')
-rw-r--r-- | src/c/jerasure/Examples/jerasure_01.c | 91 |
1 files changed, 0 insertions, 91 deletions
diff --git a/src/c/jerasure/Examples/jerasure_01.c b/src/c/jerasure/Examples/jerasure_01.c deleted file mode 100644 index 31bce57..0000000 --- a/src/c/jerasure/Examples/jerasure_01.c +++ /dev/null @@ -1,91 +0,0 @@ -/* * - * Copyright (c) 2014, James S. Plank and Kevin Greenan - * All rights reserved. - * - * Jerasure - A C/C++ Library for a Variety of Reed-Solomon and RAID-6 Erasure - * Coding Techniques - * - * Revision 2.0: Galois Field backend now links to GF-Complete - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * - Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * - * - Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * - * - Neither the name of the University of Tennessee nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY - * WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -/* Jerasure's authors: - - Revision 2.x - 2014: James S. Plank and Kevin M. Greenan. - Revision 1.2 - 2008: James S. Plank, Scott Simmerman and Catherine D. Schuman. - Revision 1.0 - 2007: James S. Plank. - */ - -#include <stdio.h> -#include <stdlib.h> -#include "jerasure.h" - -#define talloc(type, num) (type *) malloc(sizeof(type)*(num)) - -static void usage(char *s) -{ - fprintf(stderr, "usage: jerasure_01 r c w - creates and prints out a matrix in GF(2^w).\n\n"); - fprintf(stderr, " Element i,j is equal to 2^(i*c+j)\n"); - fprintf(stderr, " \n"); - fprintf(stderr, "This demonstrates jerasure_print_matrix().\n"); - if (s != NULL) fprintf(stderr, "%s\n", s); - exit(1); -} - -int main(int argc, char **argv) -{ - int r, c, w, i, n; - int *matrix; - - if (argc != 4) usage(NULL); - if (sscanf(argv[1], "%d", &r) == 0 || r <= 0) usage("Bad r"); - if (sscanf(argv[2], "%d", &c) == 0 || c <= 0) usage("Bad c"); - if (sscanf(argv[3], "%d", &w) == 0 || w <= 0) usage("Bad w"); - - matrix = talloc(int, r*c); - - n = 1; - for (i = 0; i < r*c; i++) { - matrix[i] = n; - n = galois_single_multiply(n, 2, w); - } - - printf("<HTML><TITLE>jerasure_01"); - for (i = 1; i < argc; i++) printf(" %s", argv[i]); - printf("</TITLE>\n"); - printf("<h3>jerasure_01"); - for (i = 1; i < argc; i++) printf(" %s", argv[i]); - printf("</h3>\n"); - printf("<pre>\n"); - - jerasure_print_matrix(matrix, r, c, w); - return 0; -} |