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| 1 | +/* |
| 2 | + __ __ _ |
| 3 | + ___\ \/ /_ __ __ _| |_ |
| 4 | + / _ \\ /| '_ \ / _` | __| |
| 5 | + | __// \| |_) | (_| | |_ |
| 6 | + \___/_/\_\ .__/ \__,_|\__| |
| 7 | + |_| XML parser |
| 8 | +
|
| 9 | + Copyright (c) 2022-2026 Sebastian Pipping <sebastian@pipping.org> |
| 10 | + Licensed under the MIT license: |
| 11 | +
|
| 12 | + Permission is hereby granted, free of charge, to any person obtaining |
| 13 | + a copy of this software and associated documentation files (the |
| 14 | + "Software"), to deal in the Software without restriction, including |
| 15 | + without limitation the rights to use, copy, modify, merge, publish, |
| 16 | + distribute, sublicense, and/or sell copies of the Software, and to permit |
| 17 | + persons to whom the Software is furnished to do so, subject to the |
| 18 | + following conditions: |
| 19 | +
|
| 20 | + The above copyright notice and this permission notice shall be included |
| 21 | + in all copies or substantial portions of the Software. |
| 22 | +
|
| 23 | + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 24 | + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 25 | + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN |
| 26 | + NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, |
| 27 | + DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
| 28 | + OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
| 29 | + USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 30 | +
|
| 31 | + SPDX-License-Identifier: MIT |
| 32 | +*/ |
| 33 | + |
| 34 | +#include "xcs.h" |
| 35 | + |
| 36 | +#if defined(XML_UNICODE) |
| 37 | +# if defined(XML_UNICODE_WCHAR_T) |
| 38 | +# include <wchar.h> // for wcscmp, wcslen, wcsncmp |
| 39 | +# endif |
| 40 | +#else |
| 41 | +# include <string.h> // for strcmp, strlen, strncmp |
| 42 | +#endif |
| 43 | + |
| 44 | +size_t |
| 45 | +xcslen(const XML_Char *s) { |
| 46 | +#ifdef XML_UNICODE |
| 47 | +# ifdef XML_UNICODE_WCHAR_T |
| 48 | + return wcslen(s); |
| 49 | +# else |
| 50 | + // XML_Char is unsigned short |
| 51 | + size_t len = 0; |
| 52 | + while (s[len]) { |
| 53 | + len++; |
| 54 | + } |
| 55 | + return len; |
| 56 | +# endif |
| 57 | +#else |
| 58 | + return strlen(s); |
| 59 | +#endif |
| 60 | +} |
| 61 | + |
| 62 | +int |
| 63 | +xcscmp(const XML_Char *a, const XML_Char *b) { |
| 64 | +#if defined(XML_UNICODE) |
| 65 | +# if defined(XML_UNICODE_WCHAR_T) |
| 66 | + return wcscmp(a, b); |
| 67 | +# else |
| 68 | + for (; a[0] && b[0] && a[0] == b[0]; a++, b++) |
| 69 | + ; |
| 70 | + return a[0] - b[0]; |
| 71 | +# endif |
| 72 | +#else |
| 73 | + return strcmp(a, b); |
| 74 | +#endif |
| 75 | +} |
| 76 | + |
| 77 | +int |
| 78 | +xcsncmp(const XML_Char *a, const XML_Char *b, size_t len) { |
| 79 | +#if defined(XML_UNICODE) |
| 80 | +# if defined(XML_UNICODE_WCHAR_T) |
| 81 | + return wcsncmp(a, b, len); |
| 82 | +# else |
| 83 | + for (; len > 0 && a[0] && b[0] && a[0] == b[0]; len--, a++, b++) { |
| 84 | + } |
| 85 | + return (len == 0) ? 0 : (a[0] - b[0]); |
| 86 | +# endif |
| 87 | +#else |
| 88 | + return strncmp(a, b, len); |
| 89 | +#endif |
| 90 | +} |
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