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wolfssl
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arg error checking and CHACHA_AEAD_TEST update

pull/1/head
JacobBarthelmeh 2014-07-11 16:06:29 -06:00
parent e62fbdd49f
commit 4250955003
4 changed files with 74 additions and 29 deletions
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23
ctaocrypt/src/chacha.c
View File

@ -80,13 +80,16 @@ int Chacha_SetIV(ChaCha* ctx, const byte* inIv, word32 counter)
word32 temp[3]; /* used for alignment of memory */
XMEMSET(temp, 0, 12);
if (ctx == NULL)
return BAD_FUNC_ARG;
#ifdef CHACHA_AEAD_TEST
int k;
word32 i;
printf("NONCE : ");
for (k = 0; k < 12; k++) {
printf("%02x", nonce[k]);
for (i = 0; i < 12; i++) {
printf("%02x", inIv[i]);
}
printf("\n");
printf("\n\n");
#endif
XMEMCPY(temp, inIv, 12);
@ -130,12 +133,14 @@ int Chacha_SetKey(ChaCha* ctx, const byte* key, word32 keySz)
#endif /* XSTREAM_ALIGN */
#ifdef CHACHA_AEAD_TEST
int k;
printf("ChaCha key used : ");
for (k = 0; k < keySz; k++) {
printf("%02x", key[k]);
word32 i;
printf("ChaCha key used :\n");
for (i = 0; i < keySz; i++) {
printf("%02x", key[i]);
if ((i + 1) % 8 == 0)
printf("\n");
}
printf("\n");
printf("\n\n");
#endif
ctx->X[4] = U8TO32_LITTLE(k + 0);

37
ctaocrypt/src/poly1305.c
View File

@ -37,18 +37,15 @@
#else
#include <ctaocrypt/src/misc.c>
#endif
#ifdef CHACHA_AEAD_TEST
#include <stdio.h>
#endif
#ifdef _MSC_VER
/* 4127 warning constant while(1) */
#pragma warning(disable: 4127)
#endif
#ifdef BIG_ENDIAN_ORDER
#define LITTLE32(x) ByteReverseWord32(x)
#else
#define LITTLE32(x) (x)
#endif
#if defined(POLY130564)
#if defined(_MSC_VER)
@ -254,14 +251,17 @@ static void poly1305_blocks(Poly1305* ctx, const unsigned char *m,
int Poly1305SetKey(Poly1305* ctx, const byte* key, word32 keySz) {
if (keySz != 32)
return 1;
if (keySz != 32 || ctx == NULL)
return BAD_FUNC_ARG;
#ifdef CHACHA_AEAD_TEST
int k;
printf("Poly key used: ");
for (k = 0; k < keySz; k++)
word32 k;
printf("Poly key used:\n");
for (k = 0; k < keySz; k++) {
printf("%02x", key[k]);
if ((k+1) % 8 == 0)
printf("\n");
}
printf("\n");
#endif
@ -319,6 +319,9 @@ int Poly1305SetKey(Poly1305* ctx, const byte* key, word32 keySz) {
int Poly1305Final(Poly1305* ctx, byte* mac) {
if (ctx == NULL)
return BAD_FUNC_ARG;
#if defined(POLY130564)
word64 h0,h1,h2,c;
@ -484,11 +487,17 @@ int Poly1305Final(Poly1305* ctx, byte* mac) {
int Poly1305Update(Poly1305* ctx, const byte* m, word32 bytes) {
if (ctx == NULL)
return BAD_FUNC_ARG;
#ifdef CHACHA_AEAD_TEST
int k;
printf("Raw input to poly: ");
for (k = 0; k < bytes; k++)
word32 k;
printf("Raw input to poly:\n");
for (k = 0; k < bytes; k++) {
printf("%02x", m[k]);
if ((k+1) % 16 == 0)
printf("\n");
}
printf("\n");
#endif
size_t i;

16
src/internal.c
View File

@ -4891,7 +4891,7 @@ static INLINE int Encrypt(CYASSL* ssl, byte* out, const byte* input, word16 sz)
byte nonce[AEAD_NONCE_SZ];
byte cipher[32]; /* generated key for poly1305 */
int padding2 = (sz - AEAD_EXP_IV_SZ - ssl->specs.aead_mac_size)
+ (sz - AEAD_EXP_IV_SZ - ssl->specs.aead_mac_size) % 16;
+(16 - (sz - AEAD_EXP_IV_SZ - ssl->specs.aead_mac_size) % 16);
byte p[CHACHA20_BLOCK_SIZE + padding2 + 16];
XMEMSET(tag, 0, ssl->specs.aead_mac_size);
@ -4920,7 +4920,7 @@ static INLINE int Encrypt(CYASSL* ssl, byte* out, const byte* input, word16 sz)
for (i = 0; i < CHACHA20_BLOCK_SIZE; i++) {
printf("%02x", additional[i]);
}
printf("\n");
printf("\n\n");
#endif
/* get nonce using implicit and explicit IV */
@ -4975,9 +4975,11 @@ static INLINE int Encrypt(CYASSL* ssl, byte* out, const byte* input, word16 sz)
XMEMSET(nonce, 0, AEAD_NONCE_SZ);
#ifdef CHACHA_AEAD_TEST
printf("output after encrypt : ");
printf("output after encrypt :\n");
for (i = 0; i < sz; i++) {
printf("%02x", out[i]);
if ((i + 1) % 16 == 0)
printf("\n");
}
printf("\n");
#endif
@ -5138,7 +5140,7 @@ static INLINE int Decrypt(CYASSL* ssl, byte* plain, const byte* input,
byte tag[16];
byte cipher[32];
int padding2 = (sz - AEAD_EXP_IV_SZ - ssl->specs.aead_mac_size)
+ (sz - AEAD_EXP_IV_SZ - ssl->specs.aead_mac_size) % 16;
+(16 - (sz - AEAD_EXP_IV_SZ - ssl->specs.aead_mac_size) % 16);
byte p[CHACHA20_BLOCK_SIZE + padding2 + 16];
int i, ret;
@ -5172,7 +5174,7 @@ static INLINE int Decrypt(CYASSL* ssl, byte* plain, const byte* input,
for (i = 0; i < CHACHA20_BLOCK_SIZE; i++) {
printf("%02x", additional[i]);
}
printf("\n");
printf("\n\n");
#endif
/* set nonce and get poly1305 key */
@ -5229,9 +5231,11 @@ static INLINE int Decrypt(CYASSL* ssl, byte* plain, const byte* input,
ssl->specs.aead_mac_size);
#ifdef CHACHA_AEAD_TEST
printf("plain after decrypt : ");
printf("plain after decrypt :\n");
for (i = 0; i < sz; i++) {
printf("%02x", plain[i]);
if ((i + 1) % 16 == 0)
printf("\n");
}
printf("\n");
#endif

27
tests/test.conf
View File

@ -349,6 +349,17 @@
-l ECDHE-ECDSA-RC4-SHA
-A ./certs/server-ecc.pem
# server TLSv1.1 ECDHE-EDCSA-CHACHA20-POLY1305
#-v 2
#-l ECDHE-ECDSA-CHACHA20-256-POLY1305-SHA256
#-c ./certs/server-ecc.pem
#-k ./certs/ecc-key.pem
# client TLSv1.1 ECDHE-ECDSA-CHACHA20-POLY1305
#-v 2
#-l ECDHE-ECDSA-CHACHA20-256-POLY1305-SHA256
#-A ./certs/server-ecc.pem
# server TLSv1.1 ECDHE-ECDSA-DES3
-v 2
-l ECDHE-ECDSA-DES-CBC3-SHA
@ -718,6 +729,14 @@
-v 3
-l ECDHE-RSA-AES256-SHA384
# server TLSv1.1 ECDHE-RSA-CHACHA20-POLY1305
#-v 2
#-l ECDHE-RSA-CHACHA20-256-POLY1305-SHA256
# server TLSv1.1 ECDHE-RSA-CHACHA20-POLY1305
#-v 2
#-l ECDHE-RSA-CHACHA20-256-POLY1305-SHA256
# server TLSv1.2 ECDHE-ECDSA-AES256-SHA384
-v 3
-l ECDHE-ECDSA-AES256-SHA384
@ -1034,6 +1053,14 @@
-v 1
-l DHE-RSA-AES128-SHA
# server TLSv1 DHE-RSA-CHACHA20-POLY1305
#-v 1
#-l DHE-RSA-CHACHA20-256-POLY1305-SHA256
# server TLSv1 DHE-RSA-CHACHA20-POLY1305
#-v 1
#-l DHE-RSA-CHACHA20-256-POLY1305-SHA256
# server TLSv1 DHE AES256
-v 1
-l DHE-RSA-AES256-SHA