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evp/e_des[3].c: address compiler warnings, fix formatting.

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RT#4210

Reviewed-by: Richard Levitte <levitte@openssl.org>
This commit is contained in:
Andy Polyakov 2016-02-12 14:46:02 +01:00
parent 5e4bbeb49f
commit 7687f52550
2 changed files with 41 additions and 25 deletions
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35
crypto/evp/e_des.c
View File

@ -70,12 +70,13 @@ typedef struct {
DES_key_schedule ks;
} ks;
union {
void (*cbc) (const void *, void *, size_t, const void *, void *);
void (*cbc) (const void *, void *, size_t,
const DES_key_schedule *, unsigned char *);
} stream;
} EVP_DES_KEY;
# if defined(AES_ASM) && (defined(__sparc) || defined(__sparc__))
/* ---------^^^ this is not a typo, just a way to detect that
/* ----------^^^ this is not a typo, just a way to detect that
* assembler support was in general requested... */
# include "sparc_arch.h"
@ -85,9 +86,9 @@ extern unsigned int OPENSSL_sparcv9cap_P[];
void des_t4_key_expand(const void *key, DES_key_schedule *ks);
void des_t4_cbc_encrypt(const void *inp, void *out, size_t len,
DES_key_schedule *ks, unsigned char iv[8]);
const DES_key_schedule *ks, unsigned char iv[8]);
void des_t4_cbc_decrypt(const void *inp, void *out, size_t len,
DES_key_schedule *ks, unsigned char iv[8]);
const DES_key_schedule *ks, unsigned char iv[8]);
# endif
static int des_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
@ -136,20 +137,24 @@ static int des_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
{
EVP_DES_KEY *dat = (EVP_DES_KEY *) EVP_CIPHER_CTX_cipher_data(ctx);
if (dat->stream.cbc) {
(*dat->stream.cbc) (in, out, inl, &dat->ks.ks, EVP_CIPHER_CTX_iv_noconst(ctx));
if (dat->stream.cbc != NULL) {
(*dat->stream.cbc) (in, out, inl, &dat->ks.ks,
EVP_CIPHER_CTX_iv_noconst(ctx));
return 1;
}
while (inl >= EVP_MAXCHUNK) {
DES_ncbc_encrypt(in, out, (long)EVP_MAXCHUNK, EVP_CIPHER_CTX_cipher_data(ctx),
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx), EVP_CIPHER_CTX_encrypting(ctx));
DES_ncbc_encrypt(in, out, (long)EVP_MAXCHUNK,
EVP_CIPHER_CTX_cipher_data(ctx),
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
EVP_CIPHER_CTX_encrypting(ctx));
inl -= EVP_MAXCHUNK;
in += EVP_MAXCHUNK;
out += EVP_MAXCHUNK;
}
if (inl)
DES_ncbc_encrypt(in, out, (long)inl, EVP_CIPHER_CTX_cipher_data(ctx),
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx), EVP_CIPHER_CTX_encrypting(ctx));
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
EVP_CIPHER_CTX_encrypting(ctx));
return 1;
}
@ -194,7 +199,8 @@ static int des_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
for (n = 0; n < chunk * 8; ++n) {
c[0] = (in[n / 8] & (1 << (7 - n % 8))) ? 0x80 : 0;
DES_cfb_encrypt(c, d, 1, 1, EVP_CIPHER_CTX_cipher_data(ctx),
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx), EVP_CIPHER_CTX_encrypting(ctx));
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
EVP_CIPHER_CTX_encrypting(ctx));
out[n / 8] =
(out[n / 8] & ~(0x80 >> (unsigned int)(n % 8))) |
((d[0] & 0x80) >> (unsigned int)(n % 8));
@ -213,15 +219,18 @@ static int des_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
while (inl >= EVP_MAXCHUNK) {
DES_cfb_encrypt(in, out, 8, (long)EVP_MAXCHUNK, EVP_CIPHER_CTX_cipher_data(ctx),
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx), EVP_CIPHER_CTX_encrypting(ctx));
DES_cfb_encrypt(in, out, 8, (long)EVP_MAXCHUNK,
EVP_CIPHER_CTX_cipher_data(ctx),
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
EVP_CIPHER_CTX_encrypting(ctx));
inl -= EVP_MAXCHUNK;
in += EVP_MAXCHUNK;
out += EVP_MAXCHUNK;
}
if (inl)
DES_cfb_encrypt(in, out, 8, (long)inl, EVP_CIPHER_CTX_cipher_data(ctx),
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx), EVP_CIPHER_CTX_encrypting(ctx));
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
EVP_CIPHER_CTX_encrypting(ctx));
return 1;
}

31
crypto/evp/e_des3.c
View File

@ -70,7 +70,8 @@ typedef struct {
DES_key_schedule ks[3];
} ks;
union {
void (*cbc) (const void *, void *, size_t, const void *, void *);
void (*cbc) (const void *, void *, size_t,
const DES_key_schedule *, unsigned char *);
} stream;
} DES_EDE_KEY;
# define ks1 ks.ks[0]
@ -88,9 +89,9 @@ extern unsigned int OPENSSL_sparcv9cap_P[];
void des_t4_key_expand(const void *key, DES_key_schedule *ks);
void des_t4_ede3_cbc_encrypt(const void *inp, void *out, size_t len,
DES_key_schedule *ks, unsigned char iv[8]);
const DES_key_schedule ks[3], unsigned char iv[8]);
void des_t4_ede3_cbc_decrypt(const void *inp, void *out, size_t len,
DES_key_schedule *ks, unsigned char iv[8]);
const DES_key_schedule ks[3], unsigned char iv[8]);
# endif
static int des_ede_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
@ -151,15 +152,17 @@ static int des_ede_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
{
DES_EDE_KEY *dat = data(ctx);
if (dat->stream.cbc) {
(*dat->stream.cbc) (in, out, inl, &dat->ks, EVP_CIPHER_CTX_iv_noconst(ctx));
if (dat->stream.cbc != NULL) {
(*dat->stream.cbc) (in, out, inl, dat->ks.ks,
EVP_CIPHER_CTX_iv_noconst(ctx));
return 1;
}
while (inl >= EVP_MAXCHUNK) {
DES_ede3_cbc_encrypt(in, out, (long)EVP_MAXCHUNK,
&dat->ks1, &dat->ks2, &dat->ks3,
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx), EVP_CIPHER_CTX_encrypting(ctx));
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
EVP_CIPHER_CTX_encrypting(ctx));
inl -= EVP_MAXCHUNK;
in += EVP_MAXCHUNK;
out += EVP_MAXCHUNK;
@ -167,7 +170,8 @@ static int des_ede_cbc_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
if (inl)
DES_ede3_cbc_encrypt(in, out, (long)inl,
&dat->ks1, &dat->ks2, &dat->ks3,
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx), EVP_CIPHER_CTX_encrypting(ctx));
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
EVP_CIPHER_CTX_encrypting(ctx));
return 1;
}
@ -212,7 +216,8 @@ static int des_ede3_cfb1_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
c[0] = (in[n / 8] & (1 << (7 - n % 8))) ? 0x80 : 0;
DES_ede3_cfb_encrypt(c, d, 1, 1,
&data(ctx)->ks1, &data(ctx)->ks2,
&data(ctx)->ks3, (DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
&data(ctx)->ks3,
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
EVP_CIPHER_CTX_encrypting(ctx));
out[n / 8] = (out[n / 8] & ~(0x80 >> (unsigned int)(n % 8)))
| ((d[0] & 0x80) >> (unsigned int)(n % 8));
@ -227,7 +232,8 @@ static int des_ede3_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
while (inl >= EVP_MAXCHUNK) {
DES_ede3_cfb_encrypt(in, out, 8, (long)EVP_MAXCHUNK,
&data(ctx)->ks1, &data(ctx)->ks2,
&data(ctx)->ks3, (DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
&data(ctx)->ks3,
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
EVP_CIPHER_CTX_encrypting(ctx));
inl -= EVP_MAXCHUNK;
in += EVP_MAXCHUNK;
@ -236,7 +242,8 @@ static int des_ede3_cfb8_cipher(EVP_CIPHER_CTX *ctx, unsigned char *out,
if (inl)
DES_ede3_cfb_encrypt(in, out, 8, (long)inl,
&data(ctx)->ks1, &data(ctx)->ks2,
&data(ctx)->ks3, (DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
&data(ctx)->ks3,
(DES_cblock *)EVP_CIPHER_CTX_iv_noconst(ctx),
EVP_CIPHER_CTX_encrypting(ctx));
return 1;
}
@ -358,7 +365,7 @@ static int des_ede3_unwrap(EVP_CIPHER_CTX *ctx, unsigned char *out,
int rv = -1;
if (inl < 24)
return -1;
if (!out)
if (out == NULL)
return inl - 16;
memcpy(EVP_CIPHER_CTX_iv_noconst(ctx), wrap_iv, 8);
/* Decrypt first block which will end up as icv */
@ -401,7 +408,7 @@ static int des_ede3_wrap(EVP_CIPHER_CTX *ctx, unsigned char *out,
const unsigned char *in, size_t inl)
{
unsigned char sha1tmp[SHA_DIGEST_LENGTH];
if (!out)
if (out == NULL)
return inl + 16;
/* Copy input to output buffer + 8 so we have space for IV */
memmove(out + 8, in, inl);