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| 1 | +# **b64** Changes <!-- omit in toc --> |
| 2 | + |
| 3 | + |
| 4 | +## 1.5.7 - 2nd August 2026 |
| 5 | + |
| 6 | +* Added modular GitHub Actions CI (**ci.yml** / **ci-cell.yml**) with install-smoke coverage; |
| 7 | +* Converted **CHANGES.txt** to **CHANGES.md** and removed **HISTORY.md**; |
| 8 | +* Expanded **FAQ.md**, **INSTALL.md**, and **README.md**; |
| 9 | +* Removed legacy Visual Studio project/solution files and custom makefiles under **build/**; |
| 10 | +* CMake improvements (incl. `BUILD_TESTING`, legacy MSVC warning suppression, absolute **STLSoft** include path, conditional **STLSoft** linkage for the C++ API); |
| 11 | +* Enhanced CMake helper scripts (shared **.sis/script_info_lines.txt**; **run_all_unit_tests.sh** `--unit-only` / `--component-only` and `--no-make` guard); |
| 12 | +* Corrected `B64_VER_REVISION` to match the release revision; |
| 13 | +* Project boilerplate updates (**.gitattributes**, **.gitignore**, **.vimrc**, **.vscode/settings.json**); |
| 14 | + |
| 15 | + |
| 16 | +## 1.5.6 - 6th May 2025 |
| 17 | + |
| 18 | +* MinGW compatibility; |
| 19 | +* Added '--no-shwild' flag (to **prepare_cmake.sh**); |
| 20 | +* Various CMake scripts canonicalisation; |
| 21 | + |
| 22 | + |
| 23 | +## 1.5.5 - 18th November 2024 |
| 24 | + |
| 25 | +* added CMake MSVC MT support; |
| 26 | + |
| 27 | + |
| 28 | +## 1.5.4 - 17th October 2024 |
| 29 | + |
| 30 | +* Significant enhancement and refactoring around use of CMake; |
| 31 | +* Compatibility with legacy versions of Visual C++; |
| 32 | +* MinGW compatibility; |
| 33 | +* General tidying; |
| 34 | + |
| 35 | + |
| 36 | +## 1.5.3 - 24th September 2024 |
| 37 | + |
| 38 | +* fixed problem with `b64_decode()` buffer size check - thanks to Gerry Hornbill; |
| 39 | +* added unit-tests to capture the problematic approximate return value from `b64_decode2()` when given null destination buffer pointer (for purpose of estimation of required buffer size); |
| 40 | +* added **b64dec** example program; |
| 41 | +* added **b64enc** example program; |
| 42 | +* added missing STLSoft dependencies in unit-test CMake files; |
| 43 | +* removed unncessary elements form CMake files; |
| 44 | +* CMake files boilerplate changes; |
| 45 | +* update to CMake build scripts; |
| 46 | +* removing explicit inclusion of **b64/implicit_link.h** from unit test source files; |
| 47 | +* code canonicalisation; |
| 48 | +* improving C compatibility; |
| 49 | + |
| 50 | + |
| 51 | +## 1.5.2 - 14th July 2024 |
| 52 | + |
| 53 | +* Compatible with xTests before and after 0.23; |
| 54 | + |
| 55 | + |
| 56 | +## 1.5.1 - 14th July 2024 |
| 57 | + |
| 58 | +* Various CMake standardisations and simplifications; |
| 59 | + |
| 60 | + |
| 61 | +## 1.4.8 - 10th July 2024 |
| 62 | + |
| 63 | +* Windows CMake compatibility; |
| 64 | +* GCC compatibility; |
| 65 | + |
| 66 | + |
| 67 | +## 1.4.7 - 6th February 2024 |
| 68 | + |
| 69 | +* CMake support; |
| 70 | + |
| 71 | + |
| 72 | +## 1.4.6 - 12th October 2020 |
| 73 | + |
| 74 | +* added support for Visual C++ 15, 16; |
| 75 | +* added support for GCC 8; |
| 76 | +* removed default dependence on xContract (except in presence of B64_NO_USE_XCONTRACT), and now is opt-in (in presence of B64_USE_XCONTRACT) and removed dependency on and use of xContract in makefiles; |
| 77 | +* refactored makefiles; |
| 78 | + |
| 79 | + |
| 80 | +## 1.4.5 - 11th October 2019 |
| 81 | + |
| 82 | +* removed dependency on/mention of environment variable STLSOFT_1_10 from project files; |
| 83 | +* adding Post-Build events to execute tests; |
| 84 | +* fixing missing <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary> in VC++ 10+ project files; |
| 85 | +* tidying solution files; |
| 86 | + |
| 87 | + |
| 88 | +## 1.4.2 - 4th February 2012 |
| 89 | + |
| 90 | +* added `b64_getStatusCodeString()`, `b64_getStatusCodeStringLength()`; deprecated `b64_getErrorString()` and `b64_getErrorStringLength()`; |
| 91 | +* now implemented shims in terms of `b64_getStatusCodeString()` and `b64_getStatusCodeStringLength()`; |
| 92 | +* ensures exception bears code `B64_RC_TRUNCATED_INPUT` when input truncated (it previously was passing `B64_RC_OK`); |
| 93 | +* abstracted declaration and application of string access shims, in readiness for widestring builds and/or STLSoft 1.10+; |
| 94 | +* added implicit link support for VC++10; |
| 95 | +* added core library names according to implicit link format, i.e. b64.1.core.*; |
| 96 | +* added makefile for GCC 4.5; |
| 97 | +* added makefile for GCC 4.6; |
| 98 | +* added makefile for GCC 4.7; |
| 99 | +* NOTE: bundles shwild 0.9.20; |
| 100 | +* NOTE: bundles xContract 0.3.7; |
| 101 | +* NOTE: bundles xTests 0.16.4; |
| 102 | +* NOTE: depends on STLSoft 1.9.111; |
| 103 | + |
| 104 | + |
| 105 | +## 1.4.1 - 20th January 2010 |
| 106 | + |
| 107 | +* added test variant for all makefile projects; |
| 108 | +* added support for Borland 5.9+; |
| 109 | +* preparations for widestring support; |
| 110 | +* fixed defect in `b64_encode()`/`b64_encode2()`; |
| 111 | +* fixed defective use of std::vector subscript operator; |
| 112 | +* improvements in C++ API exception handling, including message and additional information; |
| 113 | +* NOTE: bundles xContract 0.3.1; |
| 114 | +* NOTE: bundles xTests 0.14.3; |
| 115 | +* NOTE: depends on STLSoft 1.9.89; |
| 116 | + |
| 117 | + |
| 118 | +## 1.3.4 - 24th August 2008 |
| 119 | + |
| 120 | +* fix for GCC 4.x's defective resolution of function template names for std::string overloads of string access shim; |
| 121 | +* fixed printf format-specifier warning in example.2.c; |
| 122 | + |
| 123 | + |
| 124 | +## 1.3.3 - 3rd August 2008 |
| 125 | + |
| 126 | +* fixed warning in GCC 4.x makefile; |
| 127 | +* added makefiles for GCC 4.1, 4.2, 4.3; |
| 128 | +* added makefiles for VC++ 9; |
| 129 | +* fixed printf format-specifier warning in example.2.c; |
| 130 | + |
| 131 | + |
| 132 | +## 1.3.2 - 13th May 2008 |
| 133 | + |
| 134 | +* Win64 compatibility; |
| 135 | + |
| 136 | + |
| 137 | +## 1.3.1 - 15th March 2008 |
| 138 | + |
| 139 | +* added ability to customise namespace name; |
| 140 | +* renamed test/example/sample directories and filenames to fit in with the prevailing standard in all Synesis-related libraries; |
| 141 | + |
| 142 | + |
| 143 | +## 1.2.6 - 9th February 2008 |
| 144 | + |
| 145 | +* workaround for weird GCC bug on 64-bit Linux; |
| 146 | + |
| 147 | + |
| 148 | +## 1.2.5 - 8th February 2008 |
| 149 | + |
| 150 | +* compatibility with Visual C++ 8+ "Safe String" library; |
| 151 | + |
| 152 | + |
| 153 | +## 1.2.4 - 30th April 2007 |
| 154 | + |
| 155 | +* compatibility with STLSoft 1.9.1; |
| 156 | +* version released on Extended STL, volume 1: CD; |
| 157 | + |
| 158 | + |
| 159 | +## 1.2.3 - 26th January 2007 |
| 160 | + |
| 161 | +* trimming of unused/unwanted makefiles; |
| 162 | +* fix of omission (in 1.2.2) of compiled HTML help (.CHM) file; |
| 163 | +* minor changes to help; |
| 164 | + |
| 165 | + |
| 166 | +## 1.2.2 - 22nd January 2007 |
| 167 | + |
| 168 | +* now roots the distribution under b64-X.Y, e.g. b64-1.2.2; |
| 169 | +* minor fixes to makefiles; |
| 170 | +* minor changes to help; |
| 171 | + |
| 172 | + |
| 173 | +## 1.2.1 - 7th December 2006 |
| 174 | + |
| 175 | +* New error functions to API: `b64_getErrorString()` and `b64_getErrorStringLength()`; |
| 176 | +* Change to C++ namespace and include file path: deprecated **b64/cpp/b64.hpp** in favour of **b64/b64.hpp**; all public C++ names moved from `b64::cpp` into `b64` (old namespace retained for backwards compatibility); |
| 177 | +* fix to `b64::decode()` to avoid invoking subscript operator for empty `blob_t` instances; |
| 178 | + |
| 179 | + |
| 180 | +## 1.1.3 - 2nd August 2006 |
| 181 | + |
| 182 | +* moved the Null Object dummy variables out of b64_encode_() and b64_decode_() into callers, and added precondition enforcements into b64_encode_() and b64_decode_(); |
| 183 | +* removed obsolete inclusions and definitions from b64/cpp/b64.hpp; |
| 184 | +* now assumes contiguous string type for Dinkumware C++ libraries for VC++ up to version 7.1; |
| 185 | +* added B64_NO_CONTIGUOUS_STRING_TYPE that, if defined, suppresses contiguous assumption; |
| 186 | +* fixed a bug in encode(), whereby the coding_exception would have had the wrong return code; |
| 187 | + |
| 188 | + |
| 189 | +## 1.1.2 - 26th July 2006 |
| 190 | + |
| 191 | +* Minor changes to the header file for the C++ mapping, to be compatible with latest STLSoft (1.9.1 beta 16 - download from http://stlsoft.org/downloads.html); |
| 192 | +* Minor fixes/changes to makefiles; |
| 193 | +* Minor fixes to the documentation; |
| 194 | + |
| 195 | + |
| 196 | +## 1.1.1 - 28th April 2006 |
| 197 | + |
| 198 | +* Change tracking begins with this release (v1.1, 28th April 2006); |
| 199 | + |
| 200 | + |
| 201 | +<!-- ########################### end of file ########################### --> |
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