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Rename some interfaces.

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This commit is contained in:
Stephen Heumann 2017-06-27 19:42:53 -05:00
parent 14fe68de79
commit d9b8467bb7
3 changed files with 54 additions and 54 deletions
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18
aes.asm
View File

@ -193,21 +193,21 @@ keysize_256 gequ 128
* Callable from C, with state structure pointer on stack. * Callable from C, with state structure pointer on stack.
aes_expandkey128 start aes128_expandkey start
CFunction ExpandKey128 CFunction AES128_EXPANDKEY
end end
aes_expandkey192 start aes192_expandkey start
CFunction ExpandKey192 CFunction AES192_EXPANDKEY
end end
aes_expandkey256 start aes256_expandkey start
CFunction ExpandKey256 CFunction AES256_EXPANDKEY
end end
* Call with DP = AES state structure (with key expanded), * Call with DP = AES state structure (with key expanded),
* DB = bank containing AES tables. * DB = bank containing AES tables.
ExpandKey128 start AES128_EXPANDKEY start
using tables using tables
stz keysize-1 ;keysize_128 stz keysize-1 ;keysize_128
@ -228,7 +228,7 @@ top anop
end end
ExpandKey192 start AES192_EXPANDKEY start
using tables using tables
lda #keysize_192|8 lda #keysize_192|8
@ -250,7 +250,7 @@ top anop
end end
ExpandKey256 start AES256_EXPANDKEY start
using tables using tables
lda #keysize_256|8 lda #keysize_256|8

18
aes.h
View File

@ -1,17 +1,17 @@
struct aes_state { struct aes_context {
unsigned char data[16]; unsigned char data[16];
unsigned char reserved1[17]; unsigned char reserved1[17];
unsigned char key[32]; unsigned char key[32];
unsigned char reserved2[16*13]; unsigned char reserved2[16*13];
}; };
/* state must be in bank 0, preferably page-aligned. */ /* context must be in bank 0, preferably page-aligned. */
void aes_expandkey128(struct aes_state *state); void aes128_expandkey(struct aes_context *);
void aes_expandkey192(struct aes_state *state); void aes128_expandkey(struct aes_context *);
void aes_expandkey256(struct aes_state *state); void aes128_expandkey(struct aes_context *);
void aes_encrypt(struct aes_state *state); void aes_encrypt(struct aes_context *);
void aes128_decrypt(struct aes_state *state); void aes128_decrypt(struct aes_context *);
void aes192_decrypt(struct aes_state *state); void aes192_decrypt(struct aes_context *);
void aes256_decrypt(struct aes_state *state); void aes256_decrypt(struct aes_context *);

72
aestest.c
View File

@ -17,91 +17,91 @@ void print_hexbytes(char *prefix, unsigned char *data, unsigned int n) {
void aes128_test(void) { void aes128_test(void) {
int i; int i;
struct aes_state aes_state = { struct aes_context aes_context = {
{0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff}, {0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff},
{0}, {0},
{0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f} {0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f}
}; };
print_hexbytes("Input: ", aes_state.data, 16); print_hexbytes("Input: ", aes_context.data, 16);
print_hexbytes("Key: ", aes_state.key, 16); print_hexbytes("Key: ", aes_context.key, 16);
aes_expandkey128(&aes_state); aes128_expandkey(&aes_context);
#ifdef PRINT_ROUND_KEYS #ifdef PRINT_ROUND_KEYS
for (i = 1; i <= 10; i++) { for (i = 1; i <= 10; i++) {
printf("Round key %2i: ", i); printf("Round key %2i: ", i);
print_hexbytes("", aes_state.key + i*16, 16); print_hexbytes("", aes_context.key + i*16, 16);
} }
#endif #endif
aes_encrypt(&aes_state); aes_encrypt(&aes_context);
print_hexbytes("Output: ", aes_state.data, 16); print_hexbytes("Output: ", aes_context.data, 16);
aes128_decrypt(&aes_state); aes128_decrypt(&aes_context);
print_hexbytes("Decrypted: ", aes_state.data, 16); print_hexbytes("Decrypted: ", aes_context.data, 16);
} }
void aes192_test(void) { void aes192_test(void) {
int i; int i;
struct aes_state aes_state = { struct aes_context aes_context = {
{0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff}, {0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff},
{0}, {0},
{0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f, {0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,
0x10,0x11,0x12,0x13,0x14,0x15,0x16,0x17} 0x10,0x11,0x12,0x13,0x14,0x15,0x16,0x17}
}; };
print_hexbytes("Input: ", aes_state.data, 16); print_hexbytes("Input: ", aes_context.data, 16);
print_hexbytes("Key: ", aes_state.key, 24); print_hexbytes("Key: ", aes_context.key, 24);
aes_expandkey192(&aes_state); aes192_expandkey(&aes_context);
#ifdef PRINT_ROUND_KEYS #ifdef PRINT_ROUND_KEYS
for (i = 1; i <= 12; i++) { for (i = 1; i <= 12; i++) {
printf("Round key %2i: ", i); printf("Round key %2i: ", i);
print_hexbytes("", aes_state.key + i*16, 16); print_hexbytes("", aes_context.key + i*16, 16);
} }
#endif #endif
aes_encrypt(&aes_state); aes_encrypt(&aes_context);
print_hexbytes("Output: ", aes_state.data, 16); print_hexbytes("Output: ", aes_context.data, 16);
aes192_decrypt(&aes_state); aes192_decrypt(&aes_context);
print_hexbytes("Decrypted: ", aes_state.data, 16); print_hexbytes("Decrypted: ", aes_context.data, 16);
} }
void aes256_test(void) { void aes256_test(void) {
int i; int i;
struct aes_state aes_state = { struct aes_context aes_context = {
{0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff}, {0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff},
{0}, {0},
{0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f, {0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,
0x10,0x11,0x12,0x13,0x14,0x15,0x16,0x17,0x18,0x19,0x1a,0x1b,0x1c,0x1d,0x1e,0x1f} 0x10,0x11,0x12,0x13,0x14,0x15,0x16,0x17,0x18,0x19,0x1a,0x1b,0x1c,0x1d,0x1e,0x1f}
}; };
print_hexbytes("Input: ", aes_state.data, 16); print_hexbytes("Input: ", aes_context.data, 16);
print_hexbytes("Key: ", aes_state.key, 32); print_hexbytes("Key: ", aes_context.key, 32);
aes_expandkey256(&aes_state); aes256_expandkey(&aes_context);
#ifdef PRINT_ROUND_KEYS #ifdef PRINT_ROUND_KEYS
for (i = 1; i <= 14; i++) { for (i = 1; i <= 14; i++) {
printf("Round key %2i: ", i); printf("Round key %2i: ", i);
print_hexbytes("", aes_state.key + i*16, 16); print_hexbytes("", aes_context.key + i*16, 16);
} }
#endif #endif
aes_encrypt(&aes_state); aes_encrypt(&aes_context);
print_hexbytes("Output: ", aes_state.data, 16); print_hexbytes("Output: ", aes_context.data, 16);
aes256_decrypt(&aes_state); aes256_decrypt(&aes_context);
print_hexbytes("Decrypted: ", aes_state.data, 16); print_hexbytes("Decrypted: ", aes_context.data, 16);
} }
unsigned long aes128_time_test(unsigned int iters) { unsigned long aes128_time_test(unsigned int iters) {
@ -109,25 +109,25 @@ unsigned long aes128_time_test(unsigned int iters) {
unsigned long tick_count; unsigned long tick_count;
long double bytes_per_sec; long double bytes_per_sec;
struct aes_state *aes_state, **aes_state_hndl; struct aes_context *aes_context, **aes_context_hndl;
static struct aes_state aes_state_init = { static struct aes_context aes_context_init = {
{0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff}, {0x00,0x11,0x22,0x33,0x44,0x55,0x66,0x77,0x88,0x99,0xaa,0xbb,0xcc,0xdd,0xee,0xff},
{0}, {0},
{0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f} {0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f}
}; };
aes_state_hndl = (struct aes_state **)NewHandle(sizeof(struct aes_state), aes_context_hndl = (struct aes_context **)NewHandle(sizeof(struct aes_context),
userid(), attrFixed|attrPage|attrBank|attrNoCross, 0x000000); userid(), attrFixed|attrPage|attrBank|attrNoCross, 0x000000);
if (toolerror()) if (toolerror())
return 0; return 0;
aes_state = *aes_state_hndl; aes_context = *aes_context_hndl;
*aes_state = aes_state_init; *aes_context = aes_context_init;
aes_expandkey128(aes_state); aes128_expandkey(aes_context);
tick_count = GetTick(); tick_count = GetTick();
for (i = 0; i < iters; i++) { for (i = 0; i < iters; i++) {
aes_encrypt(aes_state); aes_encrypt(aes_context);
} }
tick_count = GetTick() - tick_count; tick_count = GetTick() - tick_count;
@ -137,7 +137,7 @@ unsigned long aes128_time_test(unsigned int iters) {
tick_count = GetTick(); tick_count = GetTick();
for (i = 0; i < iters; i++) { for (i = 0; i < iters; i++) {
aes128_decrypt(aes_state); aes128_decrypt(aes_context);
} }
tick_count = GetTick() - tick_count; tick_count = GetTick() - tick_count;
@ -145,7 +145,7 @@ unsigned long aes128_time_test(unsigned int iters) {
printf("Decryption: %u iterations takes %lu ticks (%lf bytes/sec)\n", printf("Decryption: %u iterations takes %lu ticks (%lf bytes/sec)\n",
iters, tick_count, bytes_per_sec); iters, tick_count, bytes_per_sec);
print_hexbytes("Decrypted: ", aes_state->data, 16); print_hexbytes("Decrypted: ", aes_context->data, 16);
} }
int main(void) { int main(void) {