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Added const keyword to a few pointer arguments in AES

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This commit is contained in:
Peter Schwabe 2019-04-09 15:41:44 +02:00
parent 40661601bd
commit 45a12595df
2 changed files with 10 additions and 10 deletions
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8
common/aes.c
View File

@ -522,7 +522,7 @@ static void aes_ctr4x(unsigned char out[64], uint32_t ivw[16], const uint64_t *s
}
static void aes_ecb(unsigned char *out, unsigned char *in, size_t nblocks, const uint64_t *rkeys, unsigned int nrounds) {
static void aes_ecb(unsigned char *out, const unsigned char *in, size_t nblocks, const uint64_t *rkeys, unsigned int nrounds) {
uint32_t blocks[16];
unsigned char t[64];
@ -598,7 +598,7 @@ void aes256_keyexp(aes256ctx *r, const unsigned char *key) {
}
void aes128_ecb(unsigned char *out, unsigned char *in, size_t nblocks, const aes128ctx *ctx) {
void aes128_ecb(unsigned char *out, const unsigned char *in, size_t nblocks, const aes128ctx *ctx) {
aes_ecb(out, in, nblocks, ctx->sk_exp, 10);
}
@ -606,7 +606,7 @@ void aes128_ctr(unsigned char *out, size_t outlen, const unsigned char *iv, cons
aes_ctr(out, outlen, iv, ctx->sk_exp, 10);
}
void aes192_ecb(unsigned char *out, unsigned char *in, size_t nblocks, const aes192ctx *ctx) {
void aes192_ecb(unsigned char *out, const unsigned char *in, size_t nblocks, const aes192ctx *ctx) {
aes_ecb(out, in, nblocks, ctx->sk_exp, 12);
}
@ -614,7 +614,7 @@ void aes192_ctr(unsigned char *out, size_t outlen, const unsigned char *iv, cons
aes_ctr(out, outlen, iv, ctx->sk_exp, 12);
}
void aes256_ecb(unsigned char *out, unsigned char *in, size_t nblocks, const aes256ctx *ctx) {
void aes256_ecb(unsigned char *out, const unsigned char *in, size_t nblocks, const aes256ctx *ctx) {
aes_ecb(out, in, nblocks, ctx->sk_exp, 14);
}

12
common/aes.h
View File

@ -24,23 +24,23 @@ typedef struct {
void aes128_keyexp(aes128ctx *r, const unsigned char *key);
void aes128_ctr(unsigned char *out, size_t outlen, const unsigned char *iv, const aes128ctx *ctx);
void aes128_ecb(unsigned char *out, const unsigned char *in, size_t nblocks, const aes128ctx *ctx);
void aes128_ecb(unsigned char *out, unsigned char *in, size_t nblocks, const aes128ctx *ctx);
void aes128_ctr(unsigned char *out, size_t outlen, const unsigned char *iv, const aes128ctx *ctx);
void aes192_keyexp(aes192ctx *r, const unsigned char *key);
void aes192_ctr(unsigned char *out, size_t outlen, const unsigned char *iv, const aes192ctx *ctx);
void aes192_ecb(unsigned char *out, const unsigned char *in, size_t nblocks, const aes192ctx *ctx);
void aes192_ecb(unsigned char *out, unsigned char *in, size_t nblocks, const aes192ctx *ctx);
void aes192_ctr(unsigned char *out, size_t outlen, const unsigned char *iv, const aes192ctx *ctx);
void aes256_keyexp(aes256ctx *r, const unsigned char *key);
void aes256_ctr(unsigned char *out, size_t outlen, const unsigned char *iv, const aes256ctx *ctx);
void aes256_ecb(unsigned char *out, const unsigned char *in, size_t nblocks, const aes256ctx *ctx);
void aes256_ecb(unsigned char *out, unsigned char *in, size_t nblocks, const aes256ctx *ctx);
void aes256_ctr(unsigned char *out, size_t outlen, const unsigned char *iv, const aes256ctx *ctx);
#endif