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author | Orochimarufan <orochimarufan.x3@gmail.com> | 2013-02-21 20:40:32 +0100 |
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committer | Orochimarufan <orochimarufan.x3@gmail.com> | 2013-02-21 20:40:32 +0100 |
commit | ca1fd44637ad5ce9ec287ff71addd38e98f66f4f (patch) | |
tree | 3642ff488dd144b014131de48bf926c6e3d1043c /java/javaendian.h | |
parent | 576e979df4a54df9bf5ffeae3559f488b3045268 (diff) | |
parent | 50d1f62bf4a8d70466100463238228bc8305a5c7 (diff) | |
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Merge branch 'master' of http://github.com/peterix/MultiMC5
Conflicts:
CMakeLists.txt
gui/mainwindow.cpp
main.cpp
Diffstat (limited to 'java/javaendian.h')
-rw-r--r-- | java/javaendian.h | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/java/javaendian.h b/java/javaendian.h new file mode 100644 index 00000000..fa6207fe --- /dev/null +++ b/java/javaendian.h @@ -0,0 +1,62 @@ +#pragma once +#include <stdint.h> + +/** + * Swap bytes between big endian and local number representation + */ +namespace util +{ +#ifdef MULTIMC_BIG_ENDIAN +inline uint64_t bigswap(uint64_t x) +{ + return x; +}; +inline uint32_t bigswap(uint32_t x) +{ + return x; +}; +inline uint16_t bigswap(uint16_t x) +{ + return x; +}; +inline int64_t bigswap(int64_t x) +{ + return x; +}; +inline int32_t bigswap(int32_t x) +{ + return x; +}; +inline int16_t bigswap(int16_t x) +{ + return x; +}; +#else +inline uint64_t bigswap(uint64_t x) +{ + return (x>>56) | ((x<<40) & 0x00FF000000000000) | ((x<<24) & 0x0000FF0000000000) | ((x<<8) & 0x000000FF00000000) | + ((x>>8) & 0x00000000FF000000) | ((x>>24) & 0x0000000000FF0000) | ((x>>40) & 0x000000000000FF00) | (x<<56); +}; +inline uint32_t bigswap(uint32_t x) +{ + return (x>>24) | ((x<<8) & 0x00FF0000) | ((x>>8) & 0x0000FF00) | (x<<24); +}; +inline uint16_t bigswap(uint16_t x) +{ + return (x>>8) | (x<<8); +}; +inline int64_t bigswap(int64_t x) +{ + return (x>>56) | ((x<<40) & 0x00FF000000000000) | ((x<<24) & 0x0000FF0000000000) | ((x<<8) & 0x000000FF00000000) | + ((x>>8) & 0x00000000FF000000) | ((x>>24) & 0x0000000000FF0000) | ((x>>40) & 0x000000000000FF00) | (x<<56); +}; +inline int32_t bigswap(int32_t x) +{ + return (x>>24) | ((x<<8) & 0x00FF0000) | ((x>>8) & 0x0000FF00) | (x<<24); +}; +inline int16_t bigswap(int16_t x) +{ + return (x>>8) | (x<<8); +}; +#endif +} |