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authorfaketruth <faketruth@0a769ca7-a7f5-676a-18bf-c427514a06d6>2011-10-03 20:41:19 +0200
committerfaketruth <faketruth@0a769ca7-a7f5-676a-18bf-c427514a06d6>2011-10-03 20:41:19 +0200
commit386d58b5862d8b76925c6523721594887606e82a (patch)
treeef073e7a843f4b75a4008d4b7383f7cdf08ceee5 /source/Endianness.h
parentVisual Studio 2010 solution and project files (diff)
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Diffstat (limited to 'source/Endianness.h')
-rw-r--r--source/Endianness.h51
1 files changed, 51 insertions, 0 deletions
diff --git a/source/Endianness.h b/source/Endianness.h
new file mode 100644
index 000000000..9e62c48c4
--- /dev/null
+++ b/source/Endianness.h
@@ -0,0 +1,51 @@
+#pragma once
+
+#include <string>
+#ifdef _WIN32
+#include <WinSock.h>
+#else
+#include <sys/socket.h>
+#include <netinet/in.h>
+#endif
+
+// Changes endianness
+inline unsigned long long HostToNetwork8( void* a_Value )
+{
+ unsigned long long __HostToNetwork8;
+ memcpy( &__HostToNetwork8, a_Value, sizeof( __HostToNetwork8 ) );
+ __HostToNetwork8 = (( ( (unsigned long long)htonl((u_long)__HostToNetwork8) ) << 32) + htonl(__HostToNetwork8 >> 32));
+ return __HostToNetwork8;
+}
+
+inline unsigned int HostToNetwork4( void* a_Value )
+{
+ unsigned int __HostToNetwork4;
+ memcpy( &__HostToNetwork4, a_Value, sizeof( __HostToNetwork4 ) );
+ __HostToNetwork4 = ntohl( __HostToNetwork4 );
+ return __HostToNetwork4;
+}
+
+inline double NetworkToHostDouble8( void* a_Value )
+{
+#define ntohll(x) ((((unsigned long long)ntohl((u_long)x)) << 32) + ntohl(x >> 32))
+ unsigned long long buf = 0;//(*(unsigned long long*)a_Value);
+ memcpy( &buf, a_Value, 8 );
+ buf = ntohll(buf);
+ double x;
+ memcpy(&x, &buf, sizeof(double));
+ return x;
+}
+
+inline long long NetworkToHostLong8( void* a_Value )
+{
+ unsigned long long buf = *(unsigned long long*)a_Value;
+ buf = ntohll(buf);
+ return *reinterpret_cast<long long *>(&buf);
+}
+
+inline float NetworkToHostFloat4( void* a_Value )
+{
+ u_long buf = *(u_long*)a_Value;
+ buf = ntohl( buf );
+ return *(float*)reinterpret_cast<float *>(&buf);
+} \ No newline at end of file