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author | RĂ©mi Verschelde <remi@verschelde.fr> | 2016-10-16 11:52:09 +0200 |
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committer | GitHub <noreply@github.com> | 2016-10-16 11:52:09 +0200 |
commit | 89132224a651c0e0d4121270f63decb9a678ff88 (patch) | |
tree | 224a008705391b6e5b560d2c0426380651756383 /thirdparty/openssl/crypto/rc4/rc4s.cpp | |
parent | eb8d19ba740c11acf0f26080405fc5cd827a2d41 (diff) | |
parent | e57042e8a93e4f3d65cc91633f5af0daedf69a2a (diff) |
Merge pull request #6830 from akien-mga/thirdparty
Move most "drivers" as toggleable "modules" and split their thirdparty libraries in an own tree
Diffstat (limited to 'thirdparty/openssl/crypto/rc4/rc4s.cpp')
-rw-r--r-- | thirdparty/openssl/crypto/rc4/rc4s.cpp | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/thirdparty/openssl/crypto/rc4/rc4s.cpp b/thirdparty/openssl/crypto/rc4/rc4s.cpp new file mode 100644 index 0000000000..3814fde997 --- /dev/null +++ b/thirdparty/openssl/crypto/rc4/rc4s.cpp @@ -0,0 +1,73 @@ +// +// gettsc.inl +// +// gives access to the Pentium's (secret) cycle counter +// +// This software was written by Leonard Janke (janke@unixg.ubc.ca) +// in 1996-7 and is entered, by him, into the public domain. + +#if defined(__WATCOMC__) +void GetTSC(unsigned long&); +#pragma aux GetTSC = 0x0f 0x31 "mov [edi], eax" parm [edi] modify [edx eax]; +#elif defined(__GNUC__) +inline +void GetTSC(unsigned long& tsc) +{ + asm volatile(".byte 15, 49\n\t" + : "=eax" (tsc) + : + : "%edx", "%eax"); +} +#elif defined(_MSC_VER) +inline +void GetTSC(unsigned long& tsc) +{ + unsigned long a; + __asm _emit 0fh + __asm _emit 31h + __asm mov a, eax; + tsc=a; +} +#endif + +#include <stdio.h> +#include <stdlib.h> +#include <openssl/rc4.h> + +void main(int argc,char *argv[]) + { + unsigned char buffer[1024]; + RC4_KEY ctx; + unsigned long s1,s2,e1,e2; + unsigned char k[16]; + unsigned long data[2]; + unsigned char iv[8]; + int i,num=64,numm; + int j=0; + + if (argc >= 2) + num=atoi(argv[1]); + + if (num == 0) num=256; + if (num > 1024-16) num=1024-16; + numm=num+8; + + for (j=0; j<6; j++) + { + for (i=0; i<10; i++) /**/ + { + RC4(&ctx,numm,buffer,buffer); + GetTSC(s1); + RC4(&ctx,numm,buffer,buffer); + GetTSC(e1); + GetTSC(s2); + RC4(&ctx,num,buffer,buffer); + GetTSC(e2); + RC4(&ctx,num,buffer,buffer); + } + + printf("RC4 (%d bytes) %d %d (%d) - 8 bytes\n",num, + e1-s1,e2-s2,(e1-s1)-(e2-s2)); + } + } + |