62 lines
1.7 KiB
C
62 lines
1.7 KiB
C
#include <stdint.h>
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#include <stdlib.h>
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#include "mbedtls/pk.h"
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int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
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#ifdef MBEDTLS_PK_PARSE_C
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int ret;
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mbedtls_pk_context pk;
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mbedtls_pk_init( &pk );
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ret = mbedtls_pk_parse_public_key( &pk, Data, Size );
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if (ret == 0) {
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#if defined(MBEDTLS_RSA_C)
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if( mbedtls_pk_get_type( &pk ) == MBEDTLS_PK_RSA )
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{
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mbedtls_mpi N, P, Q, D, E, DP, DQ, QP;
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mbedtls_rsa_context *rsa;
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mbedtls_mpi_init( &N ); mbedtls_mpi_init( &P ); mbedtls_mpi_init( &Q );
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mbedtls_mpi_init( &D ); mbedtls_mpi_init( &E ); mbedtls_mpi_init( &DP );
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mbedtls_mpi_init( &DQ ); mbedtls_mpi_init( &QP );
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rsa = mbedtls_pk_rsa( pk );
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if ( mbedtls_rsa_export( rsa, &N, &P, &Q, &D, &E ) != 0 ) {
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abort();
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}
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if ( mbedtls_rsa_export_crt( rsa, &DP, &DQ, &QP ) != MBEDTLS_ERR_RSA_BAD_INPUT_DATA ) {
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abort();
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}
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mbedtls_mpi_free( &N ); mbedtls_mpi_free( &P ); mbedtls_mpi_free( &Q );
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mbedtls_mpi_free( &D ); mbedtls_mpi_free( &E ); mbedtls_mpi_free( &DP );
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mbedtls_mpi_free( &DQ ); mbedtls_mpi_free( &QP );
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}
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else
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#endif
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#if defined(MBEDTLS_ECP_C)
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if( mbedtls_pk_get_type( &pk ) == MBEDTLS_PK_ECKEY )
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{
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mbedtls_ecp_keypair *ecp;
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ecp = mbedtls_pk_ec( pk );
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//dummy use of value
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if (ecp) {
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ret = 0;
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}
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}
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else
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#endif
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{
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ret = 0;
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}
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}
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mbedtls_pk_free( &pk );
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#else
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(void) Data;
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(void) Size;
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#endif //MBEDTLS_PK_PARSE_C
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return 0;
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}
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