1 /* 2 __ __ _ 3 ___\ \/ /_ __ __ _| |_ 4 / _ \\ /| '_ \ / _` | __| 5 | __// \| |_) | (_| | |_ 6 \___/_/\_\ .__/ \__,_|\__| 7 |_| XML parser 8 9 Copyright (c) 1997-2000 Thai Open Source Software Center Ltd 10 Copyright (c) 2000-2017 Expat development team 11 Licensed under the MIT license: 12 13 Permission is hereby granted, free of charge, to any person obtaining 14 a copy of this software and associated documentation files (the 15 "Software"), to deal in the Software without restriction, including 16 without limitation the rights to use, copy, modify, merge, publish, 17 distribute, sublicense, and/or sell copies of the Software, and to permit 18 persons to whom the Software is furnished to do so, subject to the 19 following conditions: 20 21 The above copyright notice and this permission notice shall be included 22 in all copies or substantial portions of the Software. 23 24 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 25 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 26 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN 27 NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 28 DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 29 OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 30 USE OR OTHER DEALINGS IN THE SOFTWARE. 31 */ 32 33 #ifdef HAVE_EXPAT_CONFIG_H 34 # include <expat_config.h> 35 #endif 36 #include "minicheck.h" 37 38 #include <assert.h> 39 #include <stdio.h> 40 #include <string.h> 41 42 #include "chardata.h" 43 44 45 static int 46 xmlstrlen(const XML_Char *s) 47 { 48 int len = 0; 49 assert(s != NULL); 50 while (s[len] != 0) 51 ++len; 52 return len; 53 } 54 55 56 void 57 CharData_Init(CharData *storage) 58 { 59 assert(storage != NULL); 60 storage->count = -1; 61 } 62 63 void 64 CharData_AppendXMLChars(CharData *storage, const XML_Char *s, int len) 65 { 66 int maxchars; 67 68 assert(storage != NULL); 69 assert(s != NULL); 70 maxchars = sizeof(storage->data) / sizeof(storage->data[0]); 71 if (storage->count < 0) 72 storage->count = 0; 73 if (len < 0) 74 len = xmlstrlen(s); 75 if ((len + storage->count) > maxchars) { 76 len = (maxchars - storage->count); 77 } 78 if (len + storage->count < (int)sizeof(storage->data)) { 79 memcpy(storage->data + storage->count, s, 80 len * sizeof(storage->data[0])); 81 storage->count += len; 82 } 83 } 84 85 int 86 CharData_CheckXMLChars(CharData *storage, const XML_Char *expected) 87 { 88 char buffer[1024]; 89 int len = xmlstrlen(expected); 90 int count; 91 92 assert(storage != NULL); 93 count = (storage->count < 0) ? 0 : storage->count; 94 if (len != count) { 95 sprintf(buffer, "wrong number of data characters: got %d, expected %d", 96 count, len); 97 fail(buffer); 98 return 0; 99 } 100 if (memcmp(expected, storage->data, len * sizeof(storage->data[0])) != 0) { 101 fail("got bad data bytes"); 102 return 0; 103 } 104 return 1; 105 } 106