1656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project// 2656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project// gettsc.inl 3656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project// 4656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project// gives access to the Pentium's (secret) cycle counter 5656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project// 6656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project// This software was written by Leonard Janke (janke@unixg.ubc.ca) 7656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project// in 1996-7 and is entered, by him, into the public domain. 8656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 9656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#if defined(__WATCOMC__) 10656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectvoid GetTSC(unsigned long&); 11656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#pragma aux GetTSC = 0x0f 0x31 "mov [edi], eax" parm [edi] modify [edx eax]; 12656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#elif defined(__GNUC__) 13656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectinline 14656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectvoid GetTSC(unsigned long& tsc) 15656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project{ 16656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project asm volatile(".byte 15, 49\n\t" 17656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project : "=eax" (tsc) 18656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project : 19656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project : "%edx", "%eax"); 20656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project} 21656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#elif defined(_MSC_VER) 22656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectinline 23656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectvoid GetTSC(unsigned long& tsc) 24656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project{ 25656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned long a; 26656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project __asm _emit 0fh 27656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project __asm _emit 31h 28656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project __asm mov a, eax; 29656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project tsc=a; 30656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project} 31656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#endif 32656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 33656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <stdio.h> 34656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <stdlib.h> 35656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project#include <openssl/des.h> 36656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 37656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Projectvoid main(int argc,char *argv[]) 38656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 39656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project des_key_schedule key1,key2,key3; 40656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned long s1,s2,e1,e2; 41656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project unsigned long data[2]; 42656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project int i,j; 43656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 44656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project for (j=0; j<6; j++) 45656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 46656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project for (i=0; i<1000; i++) /**/ 47656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project { 48656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project des_encrypt3(&data[0],key1,key2,key3); 49656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project GetTSC(s1); 50656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project des_encrypt3(&data[0],key1,key2,key3); 51656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project des_encrypt3(&data[0],key1,key2,key3); 52656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project des_encrypt3(&data[0],key1,key2,key3); 53656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project GetTSC(e1); 54656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project GetTSC(s2); 55656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project des_encrypt3(&data[0],key1,key2,key3); 56656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project des_encrypt3(&data[0],key1,key2,key3); 57656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project des_encrypt3(&data[0],key1,key2,key3); 58656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project des_encrypt3(&data[0],key1,key2,key3); 59656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project GetTSC(e2); 60656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project des_encrypt3(&data[0],key1,key2,key3); 61656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 62656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 63656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project printf("des %d %d (%d)\n", 64656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project e1-s1,e2-s2,((e2-s2)-(e1-s1))); 65656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 66656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project } 67656d9c7f52f88b3a3daccafa7655dec086c4756eThe Android Open Source Project 68