diff --git a/camellia.c b/camellia.c index a561d4e..4c5b1c8 100644 --- a/camellia.c +++ b/camellia.c @@ -63,8 +63,8 @@ uint32_t PROGMEM camellia_sigma[12]={ /* 48 byte table */ #define SIGMA(p) (( ((uint64_t)(pgm_read_dword((prog_uint32_t*)camellia_sigma+2*(p)+1)))<<32) | \ ((uint64_t)(pgm_read_dword((prog_uint32_t*)camellia_sigma+2*(p)+0))) ) */ -#define SIGMA(p) (( ((uint64_t)(pgm_read_dword(((prog_uint32_t*)camellia_sigma)[2*(p)+1])))<<32) | \ - ((uint64_t)(pgm_read_dword(((prog_uint32_t*)camellia_sigma)[2*(p)+0]))) ) +#define SIGMA(p) (( ((uint64_t)(pgm_read_dword(&(((prog_uint32_t*)camellia_sigma)[2*(p)+1]))))<<32) | \ + ((uint64_t)(pgm_read_dword(&(((prog_uint32_t*)camellia_sigma)[2*(p)+0])))) ) @@ -82,7 +82,7 @@ void camellia128_ctx_dump(camellia128_ctx_t *s){ /*****************************************************************************/ /* extern prog_uint64_t camellia_sigma[6]; */ -void camellia128_init(uint8_t* key, camellia128_ctx_t* s){ +void camellia128_init(const uint8_t* key, camellia128_ctx_t* s){ uint8_t i; s->kll = 0; /* ((uint64_t*)key)[0]; */ @@ -112,7 +112,7 @@ void camellia128_init(uint8_t* key, camellia128_ctx_t* s){ /*****************************************************************************/ void camellia128_keyop(camellia128_ctx_t* s, int8_t q); /*****************************************************************************/ -void camellia128_keyop_inv(camellia128_ctx_t* s, int8_t q); +void camellia128_keyop_inv(camellia128_ctx_t* s, int8_t q); /*****************************************************************************/ #define SEL_KA 1 @@ -130,12 +130,12 @@ void camellia128_keyop_inv(camellia128_ctx_t* s, int8_t q); #define KEY_ROL17 0x08 #define KEY_ROL15 0x00 -void camellia_6rounds(camellia128_ctx_t* s, uint64_t* bl, uint64_t* br, +void camellia_6rounds(const camellia128_ctx_t* s, uint64_t* bl, uint64_t* br, uint8_t roundop, uint8_t keychoice); /*****************************************************************************/ -void camellia128_enc(void* block, camellia128_ctx_t* s){ +void camellia128_enc(void* block, const camellia128_ctx_t* s){ #define BL (((uint64_t*)block)[0]) #define BR (((uint64_t*)block)[1]) @@ -157,17 +157,17 @@ void camellia128_enc(void* block, camellia128_ctx_t* s){ /* the first 6 */ camellia_6rounds(s, &BL, &BR, KEY_ROL15 | KEY_DIR_NORM | KEY_POSTC1 , 0x33); /* FL injection */ - camellia128_keyop(s, -1); + camellia128_keyop((camellia128_ctx_t*)s, -1); BL = camellia_fl(BL, s->kal); BR = camellia_fl_inv(BR, s->kar); - camellia128_keyop(s, -1); + camellia128_keyop((camellia128_ctx_t*)s, -1); /* middle 6 */ camellia_6rounds(s, &BL, &BR, KEY_ROL15 | KEY_DIR_NORM | KEY_INC2 , 0x34); /* FL injection */ - camellia128_keyop(s, 1); + camellia128_keyop((camellia128_ctx_t*)s, 1); BL = camellia_fl(BL, s->kll); BR = camellia_fl_inv(BR, s->klr); - camellia128_keyop(s, 1); + camellia128_keyop((camellia128_ctx_t*)s, 1); /* last 6 */ camellia_6rounds(s, &BL, &BR, KEY_ROL17 | KEY_DIR_NORM | KEY_POSTC2 , 0x0C); /* Postwhitening */ @@ -178,7 +178,7 @@ void camellia128_enc(void* block, camellia128_ctx_t* s){ BR = BL; BL = temp64; - camellia128_keyop(s,1); + camellia128_keyop((camellia128_ctx_t*)s,1); change_endian(&BL, 64/8); change_endian(&BR, 64/8); @@ -189,14 +189,14 @@ void camellia128_enc(void* block, camellia128_ctx_t* s){ /*****************************************************************************/ -void camellia128_dec(void* block, camellia128_ctx_t* s){ +void camellia128_dec(void* block, const camellia128_ctx_t* s){ #define BL (((uint64_t*)block)[1]) #define BR (((uint64_t*)block)[0]) /* endian adjustment */ /*BL*/ - /* 1 2 3 4 5 6 7 8 - * 8 7 6 5 4 3 2 1 + /* 1 2 3 4 5 6 7 8 + * 8 7 6 5 4 3 2 1 */ uint64_t temp64; @@ -204,24 +204,24 @@ void camellia128_dec(void* block, camellia128_ctx_t* s){ change_endian(&BL, 64/8); change_endian(&BR, 64/8); - camellia128_keyop_inv(s, 1); + camellia128_keyop_inv((camellia128_ctx_t*)s, 1); /* Prewhitening */ BR ^= s->kal; /* kw3 */ BL ^= s->kar; /* kw4 */ /* the first 6 */ camellia_6rounds(s, &BR, &BL, KEY_ROL17 | KEY_DIR_INV | KEY_POSTC1 , 0x0C); /* FL injection */ - camellia128_keyop_inv(s, 1); + camellia128_keyop_inv((camellia128_ctx_t*)s, 1); BR = camellia_fl(BR, s->klr); BL = camellia_fl_inv(BL, s->kll); - camellia128_keyop_inv(s, 1); + camellia128_keyop_inv((camellia128_ctx_t*)s, 1); /* middle 6 */ camellia_6rounds(s, &BR, &BL, KEY_ROL15 | KEY_DIR_INV | KEY_INC2 , 0x0B); /* FL injection */ - camellia128_keyop_inv(s, -1); + camellia128_keyop_inv((camellia128_ctx_t*)s, -1); BR = camellia_fl(BR, s->kar); BL = camellia_fl_inv(BL, s->kal); - camellia128_keyop_inv(s, -1); + camellia128_keyop_inv((camellia128_ctx_t*)s, -1); /* last 6 */ camellia_6rounds(s, &BR, &BL, KEY_ROL15 | KEY_DIR_INV | KEY_POSTC2 , 0x33); diff --git a/camellia.h b/camellia.h index a636efa..9970089 100644 --- a/camellia.h +++ b/camellia.h @@ -29,9 +29,9 @@ typedef struct camellia128_ctx_s{ }camellia128_ctx_t; -void camellia128_init(uint8_t* key, camellia128_ctx_t* s); -void camellia128_enc(void* block, camellia128_ctx_t* s); -void camellia128_dec(void* block, camellia128_ctx_t* s); +void camellia128_init(const uint8_t* key, camellia128_ctx_t* s); +void camellia128_enc(void* block, const camellia128_ctx_t* s); +void camellia128_dec(void* block, const camellia128_ctx_t* s); #endif /*CAMELLIA_H_*/ diff --git a/camellia_C.c b/camellia_C.c index 1eea731..f341d6b 100644 --- a/camellia_C.c +++ b/camellia_C.c @@ -169,15 +169,15 @@ uint64_t camellia_f(uint64_t x, uint64_t k){ /*****************************************************************************/ uint64_t camellia_fl(uint64_t x, uint64_t k){ - volatile uint64_t lx[1], lk[1], y[1]; + uint64_t lx[1], lk[1], y[1]; lx[0]=x; lk[0] = k; #define Y ((uint32_t*)y) #define X ((uint32_t*)lx) #define K ((uint32_t*)lk) - Y[0] = rol32((X[1]) & K[1],1) ^ (X[0]); /* Yr */ - Y[1] = (Y[0] | K[0]) ^ (X[1]); /* Yl */ + Y[0] = rol32((X[1]) & K[1] ,1) ^ (X[0]); /* Yr */ + Y[1] = (Y[0] | K[0]) ^ (X[1]); /* Yl */ /* uart_putstr("\r\nFL("); @@ -243,7 +243,7 @@ void camellia128_ctx_dump(camellia128_ctx_t *s){ /*****************************************************************************/ -void camellia128_init(camellia128_ctx_t* s, uint8_t* key){ +void camellia128_init(const uint8_t* key, camellia128_ctx_t* s){ uint8_t i; s->kll = 0; //((uint64_t*)key)[0]; @@ -321,7 +321,7 @@ void camellia128_keyop_inv(camellia128_ctx_t* s, int8_t q){ #define KEY_ROL17 0x08 #define KEY_ROL15 0x00 -void camellia_6rounds(camellia128_ctx_t* s, uint64_t* bl, uint64_t* br, uint8_t roundop, uint8_t keychoice){ +void camellia_6rounds(const camellia128_ctx_t* s, uint64_t* bl, uint64_t* br, uint8_t roundop, uint8_t keychoice){ uint8_t i; uint64_t* k[4]; k[0] = &(s->kll); @@ -350,7 +350,7 @@ void camellia_6rounds(camellia128_ctx_t* s, uint64_t* bl, uint64_t* br, uint8_t /*****************************************************************************/ -void camellia128_enc(camellia128_ctx_t* s, void* block){ +void camellia128_enc(void* block, const camellia128_ctx_t* s){ #define BL (((uint64_t*)block)[0]) #define BR (((uint64_t*)block)[1]) @@ -389,10 +389,10 @@ void camellia128_enc(camellia128_ctx_t* s, void* block){ */ camellia_6rounds(s, &BL, &BR, KEY_ROL15 | KEY_DIR_NORM | KEY_POSTC1 , 0x33); /* FL injection */ - camellia128_keyop(s, -1); + camellia128_keyop((camellia128_ctx_t*)s, -1); BL = camellia_fl(BL, s->kal); BR = camellia_fl_inv(BR, s->kar); - camellia128_keyop(s, -1); + camellia128_keyop((camellia128_ctx_t*)s, -1); /* middle 6 */ /* BR ^= camellia_f(BL, s->kll); BL ^= camellia_f(BR, s->klr); @@ -404,10 +404,10 @@ void camellia128_enc(camellia128_ctx_t* s, void* block){ /*/ camellia_6rounds(s, &BL, &BR, KEY_ROL15 | KEY_DIR_NORM | KEY_INC2 , 0x34); /* FL injection */ - camellia128_keyop(s, 1); + camellia128_keyop((camellia128_ctx_t*)s, 1); BL = camellia_fl(BL, s->kll); BR = camellia_fl_inv(BR, s->klr); - camellia128_keyop(s, 1); + camellia128_keyop((camellia128_ctx_t*)s, 1); /* last 6 */ /* BR ^= camellia_f(BL, s->kll); BL ^= camellia_f(BR, s->klr); @@ -444,14 +444,14 @@ void camellia128_enc(camellia128_ctx_t* s, void* block){ /*****************************************************************************/ -void camellia128_dec(camellia128_ctx_t* s, void* block){ +void camellia128_dec(void* block, const camellia128_ctx_t* s){ #define BL (((uint64_t*)block)[1]) #define BR (((uint64_t*)block)[0]) /* endian adjustment */ /*BL*/ /* 1 2 3 4 5 6 7 8 - * 8 7 6 5 4 3 2 1 + * 8 7 6 5 4 3 2 1 */ uint64_t temp64; @@ -468,7 +468,7 @@ void camellia128_dec(camellia128_ctx_t* s, void* block){ | (temp64 & (0xffLL<<40))>>(3*8) | (temp64 & (0xffLL<<16))<<(3*8) /* 3 & 6 */ | (temp64 & (0xffLL<<32))>>(1*8) | (temp64 & (0xffLL<<24))<<(1*8); /* 4 & 5 */ - camellia128_keyop_inv(s, 1); + camellia128_keyop_inv((camellia128_ctx_t*)s, 1); /* Prewhitening */ BR ^= s->kal; /* kw3 */ BL ^= s->kar; /* kw4 */ @@ -486,10 +486,10 @@ void camellia128_dec(camellia128_ctx_t* s, void* block){ camellia_6rounds(s, &BR, &BL, KEY_ROL17 | KEY_DIR_INV | KEY_POSTC1 , 0x0C); /* FL injection */ - camellia128_keyop_inv(s, 1); + camellia128_keyop_inv((camellia128_ctx_t*)s, 1); BR = camellia_fl(BR, s->klr); BL = camellia_fl_inv(BL, s->kll); - camellia128_keyop_inv(s, 1); + camellia128_keyop_inv((camellia128_ctx_t*)s, 1); /* middle 6 */ /* BL ^= camellia_f(BR, s->kar); BR ^= camellia_f(BL, s->kal); @@ -505,7 +505,7 @@ void camellia128_dec(camellia128_ctx_t* s, void* block){ camellia128_keyop_inv(s, -1); BR = camellia_fl(BR, s->kar); BL = camellia_fl_inv(BL, s->kal); - camellia128_keyop_inv(s, -1); + camellia128_keyop_inv((camellia128_ctx_t*)s, -1); /* last 6 */ /* BL ^= camellia_f(BR, s->kar); diff --git a/test_src/main-camellia-test.c b/test_src/main-camellia-test.c index 4d64a50..19153b5 100644 --- a/test_src/main-camellia-test.c +++ b/test_src/main-camellia-test.c @@ -103,9 +103,40 @@ void test_performance_camellia(void){ /***************************************************************************** * self tests * *****************************************************************************/ +/* +128-bit key +key 01 23 45 67 89 ab cd ef fe dc ba 98 76 54 32 10 +plaintext 01 23 45 67 89 ab cd ef fe dc ba 98 76 54 32 10 +ciphertext 67 67 31 38 54 96 69 73 08 57 06 56 48 ea be 43 +*/ +void testrun_camellia(void){ + + uint8_t data[16] = { 0x01, 0x23, 0x45, 0x67, + 0x89, 0xab, 0xcd, 0xef, + 0xfe, 0xdc, 0xba, 0x98, + 0x76, 0x54, 0x32, 0x10 }; +/* + uint8_t data[16] = { + 0x10, 0x32, 0x54, 0x76, + 0x98, 0xba, 0xdc, 0xfe, + 0xfe, 0xcd, 0xab, 0x89 + 0x67, 0x89, 0x67, 0x01}; +*/ + camellia128_ctx_t ctx; + camellia128_init(data, &ctx); + uart_putstr_P(PSTR("\r\n key: ")); + uart_hexdump(data, 16); + uart_putstr_P(PSTR("\r\n plaintext: ")); + uart_hexdump(data, 16); + camellia128_enc(data, &ctx); + uart_putstr_P(PSTR("\r\n ciphertext: ")); + uart_hexdump(data, 16); + +} + /***************************************************************************** - * main * + * main * *****************************************************************************/ int main (void){ @@ -120,7 +151,7 @@ int main (void){ uart_putstr_P(PSTR(")\r\nloaded and running\r\n")); PGM_P u = PSTR("nessie\0test\0performance\0"); - void_fpt v[] = {testrun_nessie_camellia, testrun_nessie_camellia, test_performance_camellia}; + void_fpt v[] = {testrun_nessie_camellia, testrun_camellia, test_performance_camellia}; while(1){ if (!getnextwordn(str,20)){DEBUG_S("DBG: W1\r\n"); goto error;}