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reformat MachineInfo.h

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This commit is contained in:
Dennis Luxen 2014-05-07 11:38:22 +02:00
parent fc6017c0dd
commit c2b7336817
2 changed files with 16 additions and 12 deletions
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2
Extractor/PBFParser.cpp
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@ -406,7 +406,7 @@ inline void PBFParser::loadBlock(_ThreadData * threadData) {
inline bool PBFParser::readPBFBlobHeader(std::fstream& stream, _ThreadData * threadData) {
int size(0);
stream.read((char *)&size, sizeof(int));
size = swapEndian(size);
size = SwapEndian(size);
if(stream.eof()) {
return false;
}

26
Util/MachineInfo.h
View File

@ -28,25 +28,29 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#ifndef MACHINE_INFO_H
#define MACHINE_INFO_H
enum Endianness {
LittleEndian = 1,
BigEndian = 2
};
enum Endianness
{ LittleEndian = 1,
BigEndian = 2 };
//Function is optimized to a single 'mov eax,1' on GCC, clang and icc using -O3
inline Endianness getMachineEndianness() {
// Function is optimized to a single 'mov eax,1' on GCC, clang and icc using -O3
inline Endianness GetMachineEndianness()
{
int i(1);
char *p = (char *) &i;
if (1 == p[0]) {
char *p = (char *)&i;
if (1 == p[0])
{
return LittleEndian;
}
return BigEndian;
}
// Reverses Network Byte Order into something usable, compiles down to a bswap-mov combination
inline unsigned swapEndian(unsigned x) {
if(getMachineEndianness() == LittleEndian)
return ( (x>>24) | ((x<<8) & 0x00FF0000) | ((x>>8) & 0x0000FF00) | (x<<24) );
inline unsigned SwapEndian(unsigned x)
{
if (GetMachineEndianness() == LittleEndian)
{
return ((x >> 24) | ((x << 8) & 0x00FF0000) | ((x >> 8) & 0x0000FF00) | (x << 24));
}
return x;
}