github/RRG-Proxmark3
1
0
Fork 0
mirror of https://github.com/RfidResearchGroup/proxmark3.git synced 2025-08-21 05:43:48 -07:00
Code Issues Projects Releases Packages Wiki Activity Actions 4

CHG: some textual change to README.txt

Browse source 
ADD: a prng.c to collect some different PRNG's i've ran into
ADD: some changes the tea implementation
ADD: a enhanced version - SwapEndian64ex
This commit is contained in:
iceman1001 2015-12-21 19:48:00 +01:00
commit f4d0ffd1b9
8 changed files with 86 additions and 37 deletions
Download patch file Download diff file Expand all files Collapse all files

24
common/prng.h Normal file
View file

@ -0,0 +1,24 @@
//-----------------------------------------------------------------------------
//-----------------------------------------------------------------------------
// Burtle Prng - Modified. 42iterations instead of 20.
// ref: http://burtleburtle.net/bob/rand/smallprng.html
//-----------------------------------------------------------------------------
#ifndef __PRNG_H
#define __PRNG_H
#include <stdint.h>
#include <stddef.h>
typedef struct prng_ctx {
uint32_t a;
uint32_t b;
uint32_t c;
uint32_t d;
} prng_ctx;
//uint32_t burtle_get( prng_ctx *x );
uint32_t burtle_get_mod( prng_ctx *x );
void burtle_init_mod(prng_ctx *x, uint32_t seed );
void burtle_init(prng_ctx *x, uint32_t seed );
uint32_t GetSimplePrng( uint32_t seed );
#endif /* __PRNG_H */