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hsm_utils:sbn_bin2bignumを簡略化

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git-svn-id: file:///Volumes/Transfer/gigaleak_20231201/2020-09-30%20-%20paladin.7z/paladin/ctr_eFuse@84 ff987cc8-cf2f-4642-8568-d52cce064691
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kubodera_yuichi 2009-12-24 12:10:13 +00:00
parent 6903586a02
commit 9c5bd82ff6
1 changed files with 19 additions and 104 deletions
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97
hsm_utils/import_asymmetric_key.c
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@ -51,10 +51,6 @@ int sbn_bin2bignum ( struct NFast_Bignum **ppBN_out,
void PrintArray( char *pStr, const unsigned char *pData, int length ); void PrintArray( char *pStr, const unsigned char *pData, int length );
int sbn_bin2bignum2 ( struct NFast_Bignum **ppBN_out,
struct NFast_Application *app,
const unsigned char *bin, const int size );
// bignum upcalls // bignum upcalls
int my_bignumreceiveupcall(struct NFast_Application *app, int my_bignumreceiveupcall(struct NFast_Application *app,
struct NFast_Call_Context *cctx, struct NFast_Call_Context *cctx,
@ -194,7 +190,8 @@ int my_bignumformatupcall(struct NFast_Application *app,
return Status_OK; return Status_OK;
} }
// almost copy sbn_char2bignum
// bin データを NFastApp の BigNum データに変換する
int sbn_bin2bignum ( struct NFast_Bignum **ppBN_out, int sbn_bin2bignum ( struct NFast_Bignum **ppBN_out,
struct NFast_Application *app, struct NFast_Application *app,
const unsigned char *bin, const int size ) const unsigned char *bin, const int size )
@ -207,14 +204,12 @@ int sbn_bin2bignum ( struct NFast_Bignum **ppBN_out,
if ( len > MAXBIGNUMBITS/4 ) return Status_OutOfRange; if ( len > MAXBIGNUMBITS/4 ) return Status_OutOfRange;
//pBN = (struct NFast_Bignum *)NFastApp_Malloc(app, sizeof(struct NFast_Bignum), cctx, tctx);
pBN = (struct NFast_Bignum *)NFastApp_Malloc( app, sizeof(struct NFast_Bignum), NULL, NULL ); pBN = (struct NFast_Bignum *)NFastApp_Malloc( app, sizeof(struct NFast_Bignum), NULL, NULL );
if ( !pBN ) return NOMEM; if ( !pBN ) return NOMEM;
pBN->msb_first = 0; pBN->msb_first = 0;
pBN->msw_first = 0; pBN->msw_first = 0;
//memcpy( pBN->bytes, bin, len );
for ( i = 0; i < len; i++ ) for ( i = 0; i < len; i++ )
pBN->bytes[i] = bin[len-1-i]; pBN->bytes[i] = bin[len-1-i];
@ -225,91 +220,12 @@ int sbn_bin2bignum ( struct NFast_Bignum **ppBN_out,
*ppBN_out = pBN; *ppBN_out = pBN;
//PrintArray( (char*)"bin2bn array", (const char*)pBN->bytes, pBN->nbytes );
#if 0 #if 0
/* Read in from the LS digit */ PrintArray( (char*)"bin2bn array", (const char*)pBN->bytes, pBN->nbytes );
for ( i=0; i<len; i++ )
{
//d = char2hex(text[len-1-i]);
d = bin[ len-1-i ];
// ???
if ( d < 0 ) return Status_Malformed;
if ( i & 1 )
pBN->bytes[i/2] |= (d << 4);
else
pBN->bytes[i/2] = d;
}
/* Pad to words if necessary */
i = (len+1)/2;
while ( (i & 3) != 0 )
pBN->bytes[i++] = 0;
assert(i <= INT_MAX);
pBN->nbytes=(int)i;
*ppBN_out=pBN;
#endif #endif
return Status_OK; return Status_OK;
} } // sbn_bin2bignum
int sbn_bin2bignum2 ( struct NFast_Bignum **ppBN_out,
struct NFast_Application *app,
const unsigned char *bin, const int size )
{
struct NFast_Bignum *pBN;
int d;
size_t len, i;
/* Strip leading whitespace */
// while ( text[0] != 0 && isspace((unsigned char)text[0]) )
// text++;
/* Strip trailing whitespace */
// len=strlen(text);
// while ( len > 0 && isspace((unsigned char)text[len-1]) )
// len--;
len = size;
if ( len > MAXBIGNUMBITS/4 ) return Status_OutOfRange;
pBN = (struct NFast_Bignum *)NFastApp_Malloc(app, sizeof(struct NFast_Bignum), NULL, NULL );
if ( !pBN ) return NOMEM;
pBN->msb_first = 0;
pBN->msw_first = 0;
/* Read in from the LS digit */
for ( i=0; i<len; i++ )
{
//d = char2hex(text[len-1-i]);
d = bin[len-1-i];
if ( d < 0 ) return Status_Malformed;
if ( i & 1 )
pBN->bytes[i/2] |= (d << 4);
else
pBN->bytes[i/2] = d;
}
/* Pad to words if necessary */
i = (len+1)/2;
while ( (i & 3) != 0 )
pBN->bytes[i++] = 0;
assert(i <= INT_MAX);
pBN->nbytes=(int)i;
*ppBN_out=pBN;
//PrintArray( (char*)"bin2bn2 array", (const char*)pBN->bytes, pBN->nbytes );
return Status_OK;
}
void PrintArray( char *pStr, const unsigned char *pData, int length ) void PrintArray( char *pStr, const unsigned char *pData, int length )
{ {
@ -755,7 +671,6 @@ int main( int argc, char *argv[] )
blobptr = &keyinfo->pubblob; blobptr = &keyinfo->pubblob;
else else
{ {
printf( "aes is symmetric key!\n" );
blobptr = &keyinfo->privblob; blobptr = &keyinfo->privblob;
} }
@ -836,8 +751,8 @@ int main( int argc, char *argv[] )
cmd.cmd = Cmd_Decrypt; cmd.cmd = Cmd_Decrypt;
cmd.args.decrypt.flags = 0; cmd.args.decrypt.flags = 0;
cmd.args.decrypt.key = keyid; cmd.args.decrypt.key = keyid;
cmd.args.decrypt.mech = Mech_RijndaelmCBCpNONE; cmd.args.decrypt.mech = Mech_RSApPKCS1;
cmd.args.decrypt.cipher.mech = Mech_RijndaelmCBCpNONE; cmd.args.decrypt.cipher.mech = Mech_RSApPKCS1;
cmd.args.decrypt.cipher.data.generic128.cipher = dec_input; cmd.args.decrypt.cipher.data.generic128.cipher = dec_input;
cmd.args.decrypt.cipher.iv = dec_iv.iv; cmd.args.decrypt.cipher.iv = dec_iv.iv;
cmd.args.decrypt.reply_type = PlainTextType_Bytes; cmd.args.decrypt.reply_type = PlainTextType_Bytes;