diff --git a/programs/pkey/rsa_decrypt.c b/programs/pkey/rsa_decrypt.c
index 783f3ca..0462ba6 100644
--- a/programs/pkey/rsa_decrypt.c
+++ b/programs/pkey/rsa_decrypt.c
@@ -35,17 +35,17 @@
 #if !defined(MBEDTLS_BIGNUM_C) || !defined(MBEDTLS_RSA_C) ||  \
     !defined(MBEDTLS_FS_IO) || !defined(MBEDTLS_ENTROPY_C) || \
     !defined(MBEDTLS_CTR_DRBG_C)
-int main( void )
+int main(void)
 {
     mbedtls_printf("MBEDTLS_BIGNUM_C and/or MBEDTLS_RSA_C and/or "
-           "MBEDTLS_FS_IO and/or MBEDTLS_ENTROPY_C and/or "
-           "MBEDTLS_CTR_DRBG_C not defined.\n");
-    mbedtls_exit( 0 );
+                   "MBEDTLS_FS_IO and/or MBEDTLS_ENTROPY_C and/or "
+                   "MBEDTLS_CTR_DRBG_C not defined.\n");
+    mbedtls_exit(0);
 }
 #else
 
 
-int main( int argc, char *argv[] )
+int main(int argc, char *argv[])
 {
     FILE *f;
     int ret = 1;
@@ -61,132 +61,124 @@
     const char *pers = "rsa_decrypt";
     ((void) argv);
 
-    memset(result, 0, sizeof( result ) );
+    memset(result, 0, sizeof(result));
 
-    if( argc != 1 )
-    {
-        mbedtls_printf( "usage: rsa_decrypt\n" );
+    if (argc != 1) {
+        mbedtls_printf("usage: rsa_decrypt\n");
 
 #if defined(_WIN32)
-        mbedtls_printf( "\n" );
+        mbedtls_printf("\n");
 #endif
 
-        mbedtls_exit( exit_code );
+        mbedtls_exit(exit_code);
     }
 
-    mbedtls_printf( "\n  . Seeding the random number generator..." );
-    fflush( stdout );
+    mbedtls_printf("\n  . Seeding the random number generator...");
+    fflush(stdout);
 
-    mbedtls_rsa_init( &rsa );
-    mbedtls_ctr_drbg_init( &ctr_drbg );
-    mbedtls_entropy_init( &entropy );
-    mbedtls_mpi_init( &N ); mbedtls_mpi_init( &P ); mbedtls_mpi_init( &Q );
-    mbedtls_mpi_init( &D ); mbedtls_mpi_init( &E ); mbedtls_mpi_init( &DP );
-    mbedtls_mpi_init( &DQ ); mbedtls_mpi_init( &QP );
+    mbedtls_rsa_init(&rsa);
+    mbedtls_ctr_drbg_init(&ctr_drbg);
+    mbedtls_entropy_init(&entropy);
+    mbedtls_mpi_init(&N); mbedtls_mpi_init(&P); mbedtls_mpi_init(&Q);
+    mbedtls_mpi_init(&D); mbedtls_mpi_init(&E); mbedtls_mpi_init(&DP);
+    mbedtls_mpi_init(&DQ); mbedtls_mpi_init(&QP);
 
-    ret = mbedtls_ctr_drbg_seed( &ctr_drbg, mbedtls_entropy_func,
-                                        &entropy, (const unsigned char *) pers,
-                                        strlen( pers ) );
-    if( ret != 0 )
-    {
-        mbedtls_printf( " failed\n  ! mbedtls_ctr_drbg_seed returned %d\n",
-                        ret );
+    ret = mbedtls_ctr_drbg_seed(&ctr_drbg, mbedtls_entropy_func,
+                                &entropy, (const unsigned char *) pers,
+                                strlen(pers));
+    if (ret != 0) {
+        mbedtls_printf(" failed\n  ! mbedtls_ctr_drbg_seed returned %d\n",
+                       ret);
         goto exit;
     }
 
-    mbedtls_printf( "\n  . Reading private key from rsa_priv.txt" );
-    fflush( stdout );
+    mbedtls_printf("\n  . Reading private key from rsa_priv.txt");
+    fflush(stdout);
 
-    if( ( f = fopen( "rsa_priv.txt", "rb" ) ) == NULL )
-    {
-        mbedtls_printf( " failed\n  ! Could not open rsa_priv.txt\n" \
-                "  ! Please run rsa_genkey first\n\n" );
+    if ((f = fopen("rsa_priv.txt", "rb")) == NULL) {
+        mbedtls_printf(" failed\n  ! Could not open rsa_priv.txt\n" \
+                       "  ! Please run rsa_genkey first\n\n");
         goto exit;
     }
 
-    if( ( ret = mbedtls_mpi_read_file( &N , 16, f ) )  != 0 ||
-        ( ret = mbedtls_mpi_read_file( &E , 16, f ) )  != 0 ||
-        ( ret = mbedtls_mpi_read_file( &D , 16, f ) )  != 0 ||
-        ( ret = mbedtls_mpi_read_file( &P , 16, f ) )  != 0 ||
-        ( ret = mbedtls_mpi_read_file( &Q , 16, f ) )  != 0 ||
-        ( ret = mbedtls_mpi_read_file( &DP , 16, f ) ) != 0 ||
-        ( ret = mbedtls_mpi_read_file( &DQ , 16, f ) ) != 0 ||
-        ( ret = mbedtls_mpi_read_file( &QP , 16, f ) ) != 0 )
-    {
-        mbedtls_printf( " failed\n  ! mbedtls_mpi_read_file returned %d\n\n",
-                        ret );
-        fclose( f );
+    if ((ret = mbedtls_mpi_read_file(&N, 16, f))  != 0 ||
+        (ret = mbedtls_mpi_read_file(&E, 16, f))  != 0 ||
+        (ret = mbedtls_mpi_read_file(&D, 16, f))  != 0 ||
+        (ret = mbedtls_mpi_read_file(&P, 16, f))  != 0 ||
+        (ret = mbedtls_mpi_read_file(&Q, 16, f))  != 0 ||
+        (ret = mbedtls_mpi_read_file(&DP, 16, f)) != 0 ||
+        (ret = mbedtls_mpi_read_file(&DQ, 16, f)) != 0 ||
+        (ret = mbedtls_mpi_read_file(&QP, 16, f)) != 0) {
+        mbedtls_printf(" failed\n  ! mbedtls_mpi_read_file returned %d\n\n",
+                       ret);
+        fclose(f);
         goto exit;
     }
-    fclose( f );
+    fclose(f);
 
-    if( ( ret = mbedtls_rsa_import( &rsa, &N, &P, &Q, &D, &E ) ) != 0 )
-    {
-        mbedtls_printf( " failed\n  ! mbedtls_rsa_import returned %d\n\n",
-                        ret );
+    if ((ret = mbedtls_rsa_import(&rsa, &N, &P, &Q, &D, &E)) != 0) {
+        mbedtls_printf(" failed\n  ! mbedtls_rsa_import returned %d\n\n",
+                       ret);
         goto exit;
     }
 
-    if( ( ret = mbedtls_rsa_complete( &rsa ) ) != 0 )
-    {
-        mbedtls_printf( " failed\n  ! mbedtls_rsa_complete returned %d\n\n",
-                        ret );
+    if ((ret = mbedtls_rsa_complete(&rsa)) != 0) {
+        mbedtls_printf(" failed\n  ! mbedtls_rsa_complete returned %d\n\n",
+                       ret);
         goto exit;
     }
 
     /*
      * Extract the RSA encrypted value from the text file
      */
-    if( ( f = fopen( "result-enc.txt", "rb" ) ) == NULL )
-    {
-        mbedtls_printf( "\n  ! Could not open %s\n\n", "result-enc.txt" );
+    if ((f = fopen("result-enc.txt", "rb")) == NULL) {
+        mbedtls_printf("\n  ! Could not open %s\n\n", "result-enc.txt");
         goto exit;
     }
 
     i = 0;
 
-    while( fscanf( f, "%02X", (unsigned int*) &c ) > 0 &&
-           i < (int) sizeof( buf ) )
+    while (fscanf(f, "%02X", (unsigned int *) &c) > 0 &&
+           i < (int) sizeof(buf)) {
         buf[i++] = (unsigned char) c;
+    }
 
-    fclose( f );
+    fclose(f);
 
-    if( i != rsa.MBEDTLS_PRIVATE(len) )
-    {
-        mbedtls_printf( "\n  ! Invalid RSA signature format\n\n" );
+    if (i != rsa.MBEDTLS_PRIVATE(len)) {
+        mbedtls_printf("\n  ! Invalid RSA signature format\n\n");
         goto exit;
     }
 
     /*
      * Decrypt the encrypted RSA data and print the result.
      */
-    mbedtls_printf( "\n  . Decrypting the encrypted data" );
-    fflush( stdout );
+    mbedtls_printf("\n  . Decrypting the encrypted data");
+    fflush(stdout);
 
-    ret = mbedtls_rsa_pkcs1_decrypt( &rsa, mbedtls_ctr_drbg_random,
-                                            &ctr_drbg, &i,
-                                            buf, result, 1024 );
-    if( ret != 0 )
-    {
-        mbedtls_printf( " failed\n  ! mbedtls_rsa_pkcs1_decrypt returned %d\n\n",
-                        ret );
+    ret = mbedtls_rsa_pkcs1_decrypt(&rsa, mbedtls_ctr_drbg_random,
+                                    &ctr_drbg, &i,
+                                    buf, result, 1024);
+    if (ret != 0) {
+        mbedtls_printf(" failed\n  ! mbedtls_rsa_pkcs1_decrypt returned %d\n\n",
+                       ret);
         goto exit;
     }
 
-    mbedtls_printf( "\n  . OK\n\n" );
+    mbedtls_printf("\n  . OK\n\n");
 
-    mbedtls_printf( "The decrypted result is: '%s'\n\n", result );
+    mbedtls_printf("The decrypted result is: '%s'\n\n", result);
 
     exit_code = MBEDTLS_EXIT_SUCCESS;
 
 exit:
-    mbedtls_ctr_drbg_free( &ctr_drbg );
-    mbedtls_entropy_free( &entropy );
-    mbedtls_rsa_free( &rsa );
-    mbedtls_mpi_free( &N ); mbedtls_mpi_free( &P ); mbedtls_mpi_free( &Q );
-    mbedtls_mpi_free( &D ); mbedtls_mpi_free( &E ); mbedtls_mpi_free( &DP );
-    mbedtls_mpi_free( &DQ ); mbedtls_mpi_free( &QP );
+    mbedtls_ctr_drbg_free(&ctr_drbg);
+    mbedtls_entropy_free(&entropy);
+    mbedtls_rsa_free(&rsa);
+    mbedtls_mpi_free(&N); mbedtls_mpi_free(&P); mbedtls_mpi_free(&Q);
+    mbedtls_mpi_free(&D); mbedtls_mpi_free(&E); mbedtls_mpi_free(&DP);
+    mbedtls_mpi_free(&DQ); mbedtls_mpi_free(&QP);
 
-    mbedtls_exit( exit_code );
+    mbedtls_exit(exit_code);
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_RSA_C && MBEDTLS_FS_IO */