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Diffstat (limited to 'Source/kwsys/Base64.h.in')
| -rw-r--r-- | Source/kwsys/Base64.h.in | 120 |
1 files changed, 120 insertions, 0 deletions
diff --git a/Source/kwsys/Base64.h.in b/Source/kwsys/Base64.h.in new file mode 100644 index 000000000..346800768 --- /dev/null +++ b/Source/kwsys/Base64.h.in @@ -0,0 +1,120 @@ +/*============================================================================ + KWSys - Kitware System Library + Copyright 2000-2009 Kitware, Inc., Insight Software Consortium + + Distributed under the OSI-approved BSD License (the "License"); + see accompanying file Copyright.txt for details. + + This software is distributed WITHOUT ANY WARRANTY; without even the + implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + See the License for more information. +============================================================================*/ +#ifndef @KWSYS_NAMESPACE@_Base64_h +#define @KWSYS_NAMESPACE@_Base64_h + +#include <@KWSYS_NAMESPACE@/Configure.h> + +/* Redefine all public interface symbol names to be in the proper + namespace. These macros are used internally to kwsys only, and are + not visible to user code. Use kwsysHeaderDump.pl to reproduce + these macros after making changes to the interface. */ +#if !defined(KWSYS_NAMESPACE) +# define kwsys_ns(x) @KWSYS_NAMESPACE@##x +# define kwsysEXPORT @KWSYS_NAMESPACE@_EXPORT +#endif +#if !@KWSYS_NAMESPACE@_NAME_IS_KWSYS +# define kwsysBase64 kwsys_ns(Base64) +# define kwsysBase64_Decode kwsys_ns(Base64_Decode) +# define kwsysBase64_Decode3 kwsys_ns(Base64_Decode3) +# define kwsysBase64_Encode kwsys_ns(Base64_Encode) +# define kwsysBase64_Encode1 kwsys_ns(Base64_Encode1) +# define kwsysBase64_Encode2 kwsys_ns(Base64_Encode2) +# define kwsysBase64_Encode3 kwsys_ns(Base64_Encode3) +#endif + +#if defined(__cplusplus) +extern "C" +{ +#endif + +/** + * Encode 3 bytes into a 4 byte string. + */ +kwsysEXPORT void kwsysBase64_Encode3(const unsigned char *src, + unsigned char *dest); + +/** + * Encode 2 bytes into a 4 byte string. + */ +kwsysEXPORT void kwsysBase64_Encode2(const unsigned char *src, + unsigned char *dest); + +/** + * Encode 1 bytes into a 4 byte string. + */ +kwsysEXPORT void kwsysBase64_Encode1(const unsigned char *src, + unsigned char *dest); + +/** + * Encode 'length' bytes from the input buffer and store the encoded + * stream into the output buffer. Return the length of the encoded + * buffer (output). Note that the output buffer must be allocated by + * the caller (length * 1.5 should be a safe estimate). If 'mark_end' + * is true than an extra set of 4 bytes is added to the end of the + * stream if the input is a multiple of 3 bytes. These bytes are + * invalid chars and therefore they will stop the decoder thus + * enabling the caller to decode a stream without actually knowing how + * much data to expect (if the input is not a multiple of 3 bytes then + * the extra padding needed to complete the encode 4 bytes will stop + * the decoding anyway). + */ +kwsysEXPORT unsigned long kwsysBase64_Encode(const unsigned char *input, + unsigned long length, + unsigned char *output, + int mark_end); + +/** + * Decode 4 bytes into a 3 byte string. Returns the number of bytes + * actually decoded. + */ +kwsysEXPORT int kwsysBase64_Decode3(const unsigned char *src, + unsigned char *dest); + +/** + * Decode bytes from the input buffer and store the decoded stream + * into the output buffer until 'length' bytes have been decoded. + * Return the real length of the decoded stream (which should be equal + * to 'length'). Note that the output buffer must be allocated by the + * caller. If 'max_input_length' is not null, then it specifies the + * number of encoded bytes that should be at most read from the input + * buffer. In that case the 'length' parameter is ignored. This + * enables the caller to decode a stream without actually knowing how + * much decoded data to expect (of course, the buffer must be large + * enough). + */ +kwsysEXPORT unsigned long kwsysBase64_Decode(const unsigned char *input, + unsigned long length, + unsigned char *output, + unsigned long max_input_length); + +#if defined(__cplusplus) +} /* extern "C" */ +#endif + +/* If we are building a kwsys .c or .cxx file, let it use these macros. + Otherwise, undefine them to keep the namespace clean. */ +#if !defined(KWSYS_NAMESPACE) +# undef kwsys_ns +# undef kwsysEXPORT +# if !@KWSYS_NAMESPACE@_NAME_IS_KWSYS +# undef kwsysBase64 +# undef kwsysBase64_Decode +# undef kwsysBase64_Decode3 +# undef kwsysBase64_Encode +# undef kwsysBase64_Encode1 +# undef kwsysBase64_Encode2 +# undef kwsysBase64_Encode3 +# endif +#endif + +#endif |