tommath_superclass.h
Go to the documentation of this file.00001 /* super class file for PK algos */ 00002 00003 /* default ... include all MPI */ 00004 #define LTM_ALL 00005 00006 /* RSA only (does not support DH/DSA/ECC) */ 00007 /* #define SC_RSA_1 */ 00008 00009 /* For reference.... On an Athlon64 optimizing for speed... 00010 00011 LTM's mpi.o with all functions [striped] is 142KiB in size. 00012 00013 */ 00014 00015 /* Works for RSA only, mpi.o is 68KiB */ 00016 #ifdef SC_RSA_1 00017 #define BN_MP_SHRINK_C 00018 #define BN_MP_LCM_C 00019 #define BN_MP_PRIME_RANDOM_EX_C 00020 #define BN_MP_INVMOD_C 00021 #define BN_MP_GCD_C 00022 #define BN_MP_MOD_C 00023 #define BN_MP_MULMOD_C 00024 #define BN_MP_ADDMOD_C 00025 #define BN_MP_EXPTMOD_C 00026 #define BN_MP_SET_INT_C 00027 #define BN_MP_INIT_MULTI_C 00028 #define BN_MP_CLEAR_MULTI_C 00029 #define BN_MP_UNSIGNED_BIN_SIZE_C 00030 #define BN_MP_TO_UNSIGNED_BIN_C 00031 #define BN_MP_MOD_D_C 00032 #define BN_MP_PRIME_RABIN_MILLER_TRIALS_C 00033 #define BN_REVERSE_C 00034 #define BN_PRIME_TAB_C 00035 00036 /* other modifiers */ 00037 #define BN_MP_DIV_SMALL /* Slower division, not critical */ 00038 00039 /* here we are on the last pass so we turn things off. The functions classes are still there 00040 * but we remove them specifically from the build. This also invokes tweaks in functions 00041 * like removing support for even moduli, etc... 00042 */ 00043 #ifdef LTM_LAST 00044 #undef BN_MP_TOOM_MUL_C 00045 #undef BN_MP_TOOM_SQR_C 00046 #undef BN_MP_KARATSUBA_MUL_C 00047 #undef BN_MP_KARATSUBA_SQR_C 00048 #undef BN_MP_REDUCE_C 00049 #undef BN_MP_REDUCE_SETUP_C 00050 #undef BN_MP_DR_IS_MODULUS_C 00051 #undef BN_MP_DR_SETUP_C 00052 #undef BN_MP_DR_REDUCE_C 00053 #undef BN_MP_REDUCE_IS_2K_C 00054 #undef BN_MP_REDUCE_2K_SETUP_C 00055 #undef BN_MP_REDUCE_2K_C 00056 #undef BN_S_MP_EXPTMOD_C 00057 #undef BN_MP_DIV_3_C 00058 #undef BN_S_MP_MUL_HIGH_DIGS_C 00059 #undef BN_FAST_S_MP_MUL_HIGH_DIGS_C 00060 #undef BN_FAST_MP_INVMOD_C 00061 00062 /* To safely undefine these you have to make sure your RSA key won't exceed the Comba threshold 00063 * which is roughly 255 digits [7140 bits for 32-bit machines, 15300 bits for 64-bit machines] 00064 * which means roughly speaking you can handle upto 2536-bit RSA keys with these defined without 00065 * trouble. 00066 */ 00067 #undef BN_S_MP_MUL_DIGS_C 00068 #undef BN_S_MP_SQR_C 00069 #undef BN_MP_MONTGOMERY_REDUCE_C 00070 #endif 00071 00072 #endif 00073 00074 /* $Source: /cvsroot/tcl/libtommath/tommath_superclass.h,v $ */ 00075 /* $Revision: 1.3 $ */ 00076 /* $Date: 2005/09/26 18:27:14 $ */
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