1 /* 2 * Copyright (c) 2017 Juniper Networks. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 16 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 23 * SUCH DAMAGE. 24 */ 25 26 #include <assert.h> 27 #include <errno.h> 28 #include <stdint.h> 29 #include <stdlib.h> 30 #include <string.h> 31 32 static errno_t e; 33 static const char *_RESTRICT_KYWD m; 34 35 void 36 h(const char *_RESTRICT_KYWD msg, void *_RESTRICT_KYWD ptr, errno_t error) 37 { 38 e = error; 39 m = msg; 40 } 41 42 int 43 main(void) 44 { 45 char a; 46 char b[3]; 47 48 /* null ptr */ 49 set_constraint_handler_s(ignore_handler_s); 50 assert(memset_s(0, 1, 1, 1) != 0); 51 52 /* smax > rmax */ 53 set_constraint_handler_s(ignore_handler_s); 54 assert(memset_s(&b, RSIZE_MAX + 1, 1, 1) != 0); 55 56 /* smax < 0 */ 57 set_constraint_handler_s(ignore_handler_s); 58 assert(memset_s(&a, -1, 1, 1) != 0); 59 60 /* normal */ 61 set_constraint_handler_s(ignore_handler_s); 62 a = 3; 63 assert(memset_s(&a, 1, 5, 1) == 0); 64 assert(a == 5); 65 66 /* n > rmax */ 67 set_constraint_handler_s(ignore_handler_s); 68 assert(memset_s(&a, 1, 1, RSIZE_MAX + 1) != 0); 69 70 /* n < 0 */ 71 set_constraint_handler_s(ignore_handler_s); 72 assert(memset_s(&a, 1, 1, -1) != 0); 73 74 /* n < smax */ 75 set_constraint_handler_s(ignore_handler_s); 76 b[0] = 1; b[1] = 2; b[2] = 3; 77 assert(memset_s(&b[0], 3, 9, 1) == 0); 78 assert(b[0] == 9); 79 assert(b[1] == 2); 80 assert(b[2] == 3); 81 82 /* n > smax, handler */ 83 set_constraint_handler_s(h); 84 e = 0; 85 m = NULL; 86 b[0] = 1; b[1] = 2; b[2] = 3; 87 assert(memset_s(&b[0], 1, 9, 3) != 0); 88 assert(e > 0); 89 assert(strcmp(m, "memset_s: n > smax") == 0); 90 assert(b[0] == 9); 91 assert(b[1] == 2); 92 assert(b[2] == 3); 93 94 /* smax > rmax, handler */ 95 set_constraint_handler_s(h); 96 e = 0; 97 m = NULL; 98 assert(memset_s(&a, RSIZE_MAX + 1, 1, 1) != 0); 99 assert(e > 0); 100 assert(strcmp(m, "memset_s: smax > RSIZE_MAX") == 0); 101 102 /* smax < 0, handler */ 103 set_constraint_handler_s(h); 104 e = 0; 105 m = NULL; 106 assert(memset_s(&a, -1, 1, 1) != 0); 107 assert(e > 0); 108 assert(strcmp(m, "memset_s: smax > RSIZE_MAX") == 0); 109 110 /* n > rmax, handler */ 111 set_constraint_handler_s(h); 112 e = 0; 113 m = NULL; 114 assert(memset_s(&a, 1, 1, RSIZE_MAX + 1) != 0); 115 assert(e > 0); 116 assert(strcmp(m, "memset_s: n > RSIZE_MAX") == 0); 117 118 /* n < 0, handler */ 119 set_constraint_handler_s(h); 120 e = 0; 121 m = NULL; 122 assert(memset_s(&a, 1, 1, -1) != 0); 123 assert(e > 0); 124 assert(strcmp(m, "memset_s: n > RSIZE_MAX") == 0); 125 126 return (0); 127 } 128