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https://github.com/RfidResearchGroup/proxmark3.git
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make style
This commit is contained in:
Philippe Teuwen
parent
0d9223a547
commit
0373696662
483 changed files with 56514 additions and 52451 deletions
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@ -49,186 +49,183 @@
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/*
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* ASN.1 DER decoding routines
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*/
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int mbedtls_asn1_get_len( unsigned char **p,
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const unsigned char *end,
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size_t *len )
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int mbedtls_asn1_get_len(unsigned char **p,
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const unsigned char *end,
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size_t *len)
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{
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if( ( end - *p ) < 1 )
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return( MBEDTLS_ERR_ASN1_OUT_OF_DATA );
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if ((end - *p) < 1)
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return (MBEDTLS_ERR_ASN1_OUT_OF_DATA);
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if( ( **p & 0x80 ) == 0 )
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if ((**p & 0x80) == 0)
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*len = *(*p)++;
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else
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{
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switch( **p & 0x7F )
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{
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case 1:
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if( ( end - *p ) < 2 )
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return( MBEDTLS_ERR_ASN1_OUT_OF_DATA );
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else {
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switch (**p & 0x7F) {
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case 1:
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if ((end - *p) < 2)
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return (MBEDTLS_ERR_ASN1_OUT_OF_DATA);
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*len = (*p)[1];
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(*p) += 2;
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break;
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*len = (*p)[1];
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(*p) += 2;
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break;
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case 2:
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if( ( end - *p ) < 3 )
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return( MBEDTLS_ERR_ASN1_OUT_OF_DATA );
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case 2:
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if ((end - *p) < 3)
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return (MBEDTLS_ERR_ASN1_OUT_OF_DATA);
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*len = ( (size_t)(*p)[1] << 8 ) | (*p)[2];
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(*p) += 3;
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break;
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*len = ((size_t)(*p)[1] << 8) | (*p)[2];
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(*p) += 3;
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break;
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case 3:
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if( ( end - *p ) < 4 )
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return( MBEDTLS_ERR_ASN1_OUT_OF_DATA );
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case 3:
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if ((end - *p) < 4)
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return (MBEDTLS_ERR_ASN1_OUT_OF_DATA);
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*len = ( (size_t)(*p)[1] << 16 ) |
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( (size_t)(*p)[2] << 8 ) | (*p)[3];
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(*p) += 4;
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break;
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*len = ((size_t)(*p)[1] << 16) |
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((size_t)(*p)[2] << 8) | (*p)[3];
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(*p) += 4;
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break;
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case 4:
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if( ( end - *p ) < 5 )
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return( MBEDTLS_ERR_ASN1_OUT_OF_DATA );
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case 4:
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if ((end - *p) < 5)
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return (MBEDTLS_ERR_ASN1_OUT_OF_DATA);
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*len = ( (size_t)(*p)[1] << 24 ) | ( (size_t)(*p)[2] << 16 ) |
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( (size_t)(*p)[3] << 8 ) | (*p)[4];
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(*p) += 5;
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break;
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*len = ((size_t)(*p)[1] << 24) | ((size_t)(*p)[2] << 16) |
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((size_t)(*p)[3] << 8) | (*p)[4];
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(*p) += 5;
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break;
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default:
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return( MBEDTLS_ERR_ASN1_INVALID_LENGTH );
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default:
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return (MBEDTLS_ERR_ASN1_INVALID_LENGTH);
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}
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}
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if( *len > (size_t) ( end - *p ) )
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return( MBEDTLS_ERR_ASN1_OUT_OF_DATA );
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if (*len > (size_t)(end - *p))
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return (MBEDTLS_ERR_ASN1_OUT_OF_DATA);
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return( 0 );
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return (0);
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}
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int mbedtls_asn1_get_tag( unsigned char **p,
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const unsigned char *end,
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size_t *len, int tag )
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int mbedtls_asn1_get_tag(unsigned char **p,
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const unsigned char *end,
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size_t *len, int tag)
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{
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if( ( end - *p ) < 1 )
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return( MBEDTLS_ERR_ASN1_OUT_OF_DATA );
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if ((end - *p) < 1)
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return (MBEDTLS_ERR_ASN1_OUT_OF_DATA);
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if( **p != tag )
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return( MBEDTLS_ERR_ASN1_UNEXPECTED_TAG );
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if (**p != tag)
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return (MBEDTLS_ERR_ASN1_UNEXPECTED_TAG);
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(*p)++;
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return( mbedtls_asn1_get_len( p, end, len ) );
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return (mbedtls_asn1_get_len(p, end, len));
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}
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int mbedtls_asn1_get_bool( unsigned char **p,
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const unsigned char *end,
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int *val )
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int mbedtls_asn1_get_bool(unsigned char **p,
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const unsigned char *end,
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int *val)
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{
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int ret;
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size_t len;
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if( ( ret = mbedtls_asn1_get_tag( p, end, &len, MBEDTLS_ASN1_BOOLEAN ) ) != 0 )
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return( ret );
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if ((ret = mbedtls_asn1_get_tag(p, end, &len, MBEDTLS_ASN1_BOOLEAN)) != 0)
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return (ret);
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if( len != 1 )
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return( MBEDTLS_ERR_ASN1_INVALID_LENGTH );
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if (len != 1)
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return (MBEDTLS_ERR_ASN1_INVALID_LENGTH);
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*val = ( **p != 0 ) ? 1 : 0;
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*val = (**p != 0) ? 1 : 0;
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(*p)++;
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return( 0 );
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return (0);
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}
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int mbedtls_asn1_get_int( unsigned char **p,
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const unsigned char *end,
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int *val )
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int mbedtls_asn1_get_int(unsigned char **p,
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const unsigned char *end,
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int *val)
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{
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int ret;
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size_t len;
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if( ( ret = mbedtls_asn1_get_tag( p, end, &len, MBEDTLS_ASN1_INTEGER ) ) != 0 )
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return( ret );
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if ((ret = mbedtls_asn1_get_tag(p, end, &len, MBEDTLS_ASN1_INTEGER)) != 0)
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return (ret);
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if( len == 0 || len > sizeof( int ) || ( **p & 0x80 ) != 0 )
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return( MBEDTLS_ERR_ASN1_INVALID_LENGTH );
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if (len == 0 || len > sizeof(int) || (**p & 0x80) != 0)
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return (MBEDTLS_ERR_ASN1_INVALID_LENGTH);
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*val = 0;
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while( len-- > 0 )
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{
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*val = ( *val << 8 ) | **p;
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while (len-- > 0) {
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*val = (*val << 8) | **p;
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(*p)++;
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}
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return( 0 );
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return (0);
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}
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#if defined(MBEDTLS_BIGNUM_C)
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int mbedtls_asn1_get_mpi( unsigned char **p,
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const unsigned char *end,
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mbedtls_mpi *X )
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int mbedtls_asn1_get_mpi(unsigned char **p,
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const unsigned char *end,
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mbedtls_mpi *X)
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{
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int ret;
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size_t len;
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if( ( ret = mbedtls_asn1_get_tag( p, end, &len, MBEDTLS_ASN1_INTEGER ) ) != 0 )
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return( ret );
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if ((ret = mbedtls_asn1_get_tag(p, end, &len, MBEDTLS_ASN1_INTEGER)) != 0)
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return (ret);
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ret = mbedtls_mpi_read_binary( X, *p, len );
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ret = mbedtls_mpi_read_binary(X, *p, len);
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*p += len;
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return( ret );
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return (ret);
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}
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#endif /* MBEDTLS_BIGNUM_C */
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int mbedtls_asn1_get_bitstring( unsigned char **p, const unsigned char *end,
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mbedtls_asn1_bitstring *bs)
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int mbedtls_asn1_get_bitstring(unsigned char **p, const unsigned char *end,
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mbedtls_asn1_bitstring *bs)
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{
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int ret;
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/* Certificate type is a single byte bitstring */
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if( ( ret = mbedtls_asn1_get_tag( p, end, &bs->len, MBEDTLS_ASN1_BIT_STRING ) ) != 0 )
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return( ret );
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if ((ret = mbedtls_asn1_get_tag(p, end, &bs->len, MBEDTLS_ASN1_BIT_STRING)) != 0)
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return (ret);
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/* Check length, subtract one for actual bit string length */
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if( bs->len < 1 )
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return( MBEDTLS_ERR_ASN1_OUT_OF_DATA );
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if (bs->len < 1)
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return (MBEDTLS_ERR_ASN1_OUT_OF_DATA);
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bs->len -= 1;
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/* Get number of unused bits, ensure unused bits <= 7 */
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bs->unused_bits = **p;
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if( bs->unused_bits > 7 )
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return( MBEDTLS_ERR_ASN1_INVALID_LENGTH );
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if (bs->unused_bits > 7)
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return (MBEDTLS_ERR_ASN1_INVALID_LENGTH);
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(*p)++;
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/* Get actual bitstring */
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bs->p = *p;
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*p += bs->len;
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if( *p != end )
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return( MBEDTLS_ERR_ASN1_LENGTH_MISMATCH );
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if (*p != end)
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return (MBEDTLS_ERR_ASN1_LENGTH_MISMATCH);
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return( 0 );
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return (0);
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}
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/*
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* Get a bit string without unused bits
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*/
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int mbedtls_asn1_get_bitstring_null( unsigned char **p, const unsigned char *end,
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size_t *len )
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int mbedtls_asn1_get_bitstring_null(unsigned char **p, const unsigned char *end,
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size_t *len)
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{
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int ret;
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if( ( ret = mbedtls_asn1_get_tag( p, end, len, MBEDTLS_ASN1_BIT_STRING ) ) != 0 )
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return( ret );
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if ((ret = mbedtls_asn1_get_tag(p, end, len, MBEDTLS_ASN1_BIT_STRING)) != 0)
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return (ret);
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if( (*len)-- < 2 || *(*p)++ != 0 )
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return( MBEDTLS_ERR_ASN1_INVALID_DATA );
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if ((*len)-- < 2 || *(*p)++ != 0)
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return (MBEDTLS_ERR_ASN1_INVALID_DATA);
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return( 0 );
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return (0);
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}
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@ -236,42 +233,40 @@ int mbedtls_asn1_get_bitstring_null( unsigned char **p, const unsigned char *end
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/*
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* Parses and splits an ASN.1 "SEQUENCE OF <tag>"
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*/
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int mbedtls_asn1_get_sequence_of( unsigned char **p,
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const unsigned char *end,
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mbedtls_asn1_sequence *cur,
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int tag)
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int mbedtls_asn1_get_sequence_of(unsigned char **p,
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const unsigned char *end,
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mbedtls_asn1_sequence *cur,
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int tag)
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{
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int ret;
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size_t len;
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mbedtls_asn1_buf *buf;
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/* Get main sequence tag */
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if( ( ret = mbedtls_asn1_get_tag( p, end, &len,
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MBEDTLS_ASN1_CONSTRUCTED | MBEDTLS_ASN1_SEQUENCE ) ) != 0 )
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return( ret );
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if ((ret = mbedtls_asn1_get_tag(p, end, &len,
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MBEDTLS_ASN1_CONSTRUCTED | MBEDTLS_ASN1_SEQUENCE)) != 0)
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return (ret);
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if( *p + len != end )
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return( MBEDTLS_ERR_ASN1_LENGTH_MISMATCH );
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if (*p + len != end)
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return (MBEDTLS_ERR_ASN1_LENGTH_MISMATCH);
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while( *p < end )
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{
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while (*p < end) {
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buf = &(cur->buf);
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buf->tag = **p;
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if( ( ret = mbedtls_asn1_get_tag( p, end, &buf->len, tag ) ) != 0 )
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return( ret );
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if ((ret = mbedtls_asn1_get_tag(p, end, &buf->len, tag)) != 0)
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return (ret);
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buf->p = *p;
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*p += buf->len;
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/* Allocate and assign next pointer */
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if( *p < end )
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{
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cur->next = (mbedtls_asn1_sequence*)mbedtls_calloc( 1,
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sizeof( mbedtls_asn1_sequence ) );
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if (*p < end) {
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cur->next = (mbedtls_asn1_sequence *)mbedtls_calloc(1,
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sizeof(mbedtls_asn1_sequence));
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if( cur->next == NULL )
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return( MBEDTLS_ERR_ASN1_ALLOC_FAILED );
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if (cur->next == NULL)
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return (MBEDTLS_ERR_ASN1_ALLOC_FAILED);
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cur = cur->next;
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}
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@ -280,112 +275,108 @@ int mbedtls_asn1_get_sequence_of( unsigned char **p,
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/* Set final sequence entry's next pointer to NULL */
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cur->next = NULL;
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if( *p != end )
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return( MBEDTLS_ERR_ASN1_LENGTH_MISMATCH );
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if (*p != end)
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return (MBEDTLS_ERR_ASN1_LENGTH_MISMATCH);
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return( 0 );
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return (0);
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}
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int mbedtls_asn1_get_alg( unsigned char **p,
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const unsigned char *end,
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mbedtls_asn1_buf *alg, mbedtls_asn1_buf *params )
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int mbedtls_asn1_get_alg(unsigned char **p,
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const unsigned char *end,
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mbedtls_asn1_buf *alg, mbedtls_asn1_buf *params)
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{
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int ret;
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size_t len;
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if( ( ret = mbedtls_asn1_get_tag( p, end, &len,
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MBEDTLS_ASN1_CONSTRUCTED | MBEDTLS_ASN1_SEQUENCE ) ) != 0 )
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return( ret );
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if ((ret = mbedtls_asn1_get_tag(p, end, &len,
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MBEDTLS_ASN1_CONSTRUCTED | MBEDTLS_ASN1_SEQUENCE)) != 0)
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return (ret);
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if( ( end - *p ) < 1 )
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return( MBEDTLS_ERR_ASN1_OUT_OF_DATA );
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if ((end - *p) < 1)
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return (MBEDTLS_ERR_ASN1_OUT_OF_DATA);
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alg->tag = **p;
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end = *p + len;
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if( ( ret = mbedtls_asn1_get_tag( p, end, &alg->len, MBEDTLS_ASN1_OID ) ) != 0 )
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return( ret );
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if ((ret = mbedtls_asn1_get_tag(p, end, &alg->len, MBEDTLS_ASN1_OID)) != 0)
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return (ret);
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alg->p = *p;
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*p += alg->len;
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if( *p == end )
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{
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mbedtls_platform_zeroize( params, sizeof(mbedtls_asn1_buf) );
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return( 0 );
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if (*p == end) {
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mbedtls_platform_zeroize(params, sizeof(mbedtls_asn1_buf));
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return (0);
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}
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params->tag = **p;
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(*p)++;
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if( ( ret = mbedtls_asn1_get_len( p, end, ¶ms->len ) ) != 0 )
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return( ret );
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if ((ret = mbedtls_asn1_get_len(p, end, ¶ms->len)) != 0)
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return (ret);
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params->p = *p;
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*p += params->len;
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|
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if( *p != end )
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return( MBEDTLS_ERR_ASN1_LENGTH_MISMATCH );
|
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if (*p != end)
|
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return (MBEDTLS_ERR_ASN1_LENGTH_MISMATCH);
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||||
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return( 0 );
|
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return (0);
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||||
}
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int mbedtls_asn1_get_alg_null( unsigned char **p,
|
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const unsigned char *end,
|
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mbedtls_asn1_buf *alg )
|
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int mbedtls_asn1_get_alg_null(unsigned char **p,
|
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const unsigned char *end,
|
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mbedtls_asn1_buf *alg)
|
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{
|
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int ret;
|
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mbedtls_asn1_buf params;
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memset( ¶ms, 0, sizeof(mbedtls_asn1_buf) );
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memset(¶ms, 0, sizeof(mbedtls_asn1_buf));
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if( ( ret = mbedtls_asn1_get_alg( p, end, alg, ¶ms ) ) != 0 )
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return( ret );
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if ((ret = mbedtls_asn1_get_alg(p, end, alg, ¶ms)) != 0)
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return (ret);
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if( ( params.tag != MBEDTLS_ASN1_NULL && params.tag != 0 ) || params.len != 0 )
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return( MBEDTLS_ERR_ASN1_INVALID_DATA );
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if ((params.tag != MBEDTLS_ASN1_NULL && params.tag != 0) || params.len != 0)
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return (MBEDTLS_ERR_ASN1_INVALID_DATA);
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return( 0 );
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return (0);
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}
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void mbedtls_asn1_free_named_data( mbedtls_asn1_named_data *cur )
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void mbedtls_asn1_free_named_data(mbedtls_asn1_named_data *cur)
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{
|
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if( cur == NULL )
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if (cur == NULL)
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return;
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mbedtls_free( cur->oid.p );
|
||||
mbedtls_free( cur->val.p );
|
||||
mbedtls_free(cur->oid.p);
|
||||
mbedtls_free(cur->val.p);
|
||||
|
||||
mbedtls_platform_zeroize( cur, sizeof( mbedtls_asn1_named_data ) );
|
||||
mbedtls_platform_zeroize(cur, sizeof(mbedtls_asn1_named_data));
|
||||
}
|
||||
|
||||
void mbedtls_asn1_free_named_data_list( mbedtls_asn1_named_data **head )
|
||||
void mbedtls_asn1_free_named_data_list(mbedtls_asn1_named_data **head)
|
||||
{
|
||||
mbedtls_asn1_named_data *cur;
|
||||
|
||||
while( ( cur = *head ) != NULL )
|
||||
{
|
||||
while ((cur = *head) != NULL) {
|
||||
*head = cur->next;
|
||||
mbedtls_asn1_free_named_data( cur );
|
||||
mbedtls_free( cur );
|
||||
mbedtls_asn1_free_named_data(cur);
|
||||
mbedtls_free(cur);
|
||||
}
|
||||
}
|
||||
|
||||
mbedtls_asn1_named_data *mbedtls_asn1_find_named_data( mbedtls_asn1_named_data *list,
|
||||
const char *oid, size_t len )
|
||||
mbedtls_asn1_named_data *mbedtls_asn1_find_named_data(mbedtls_asn1_named_data *list,
|
||||
const char *oid, size_t len)
|
||||
{
|
||||
while( list != NULL )
|
||||
{
|
||||
if( list->oid.len == len &&
|
||||
memcmp( list->oid.p, oid, len ) == 0 )
|
||||
{
|
||||
while (list != NULL) {
|
||||
if (list->oid.len == len &&
|
||||
memcmp(list->oid.p, oid, len) == 0) {
|
||||
break;
|
||||
}
|
||||
|
||||
list = list->next;
|
||||
}
|
||||
|
||||
return( list );
|
||||
return (list);
|
||||
}
|
||||
|
||||
#endif /* MBEDTLS_ASN1_PARSE_C */
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue