Introduced entropy_free()

include/polarssl/entropy.h

@@ -116,6 +116,13 @@ entropy_context;
  */
 void entropy_init( entropy_context *ctx );
 
+/**
+ * \brief           Free the data in the context
+ *
+ * \param ctx       Entropy context to free
+ */
+void entropy_free( entropy_context *ctx );
+
 /**
  * \brief           Adds an entropy source to poll
  *

library/entropy.c

@@ -64,6 +64,11 @@ void entropy_init( entropy_context *ctx )
 #endif /* POLARSSL_NO_DEFAULT_ENTROPY_SOURCES */
 }
 
+void entropy_free( entropy_context *ctx )
+{
+    ((void) ctx);
+}
+
 int entropy_add_source( entropy_context *ctx,
                         f_source_ptr f_source, void *p_source,
                         size_t threshold )

programs/pkey/dh_client.c

@@ -275,6 +275,7 @@ exit:
     net_close( server_fd );
     rsa_free( &rsa );
     dhm_free( &dhm );
+    entropy_free( &entropy );
 
 #if defined(_WIN32)
     printf( "  + Press Enter to exit this program.\n" );

programs/pkey/dh_genprime.c

@@ -143,6 +143,7 @@ int main( int argc, char *argv[] )
 exit:
 
     mpi_free( &G ); mpi_free( &P ); mpi_free( &Q );
+    entropy_free( &entropy );
 
 #if defined(_WIN32)
     printf( "  Press Enter to exit this program.\n" );

programs/pkey/dh_server.c

@@ -276,6 +276,7 @@ exit:
     net_close( client_fd );
     rsa_free( &rsa );
     dhm_free( &dhm );
+    entropy_free( &entropy );
 
 #if defined(_WIN32)
     printf( "  + Press Enter to exit this program.\n" );

programs/pkey/ecdsa.c

@@ -179,6 +179,7 @@ exit:
 
     ecdsa_free( &ctx_verify );
     ecdsa_free( &ctx_sign );
+    entropy_free( &entropy );
 
     return( ret );
 }

programs/pkey/gen_key.c

@@ -269,6 +269,7 @@ exit:
     }
 
     pk_free( &key );
+    entropy_free( &entropy );
 
 #if defined(_WIN32)
     printf( "  + Press Enter to exit this program.\n" );

programs/pkey/pk_decrypt.c

@@ -136,6 +136,7 @@ int main( int argc, char *argv[] )
     ret = 0;
 
 exit:
+    entropy_free( &entropy );
 
 #if defined(POLARSSL_ERROR_C)
     polarssl_strerror( ret, (char *) buf, sizeof(buf) );

programs/pkey/pk_encrypt.c

@@ -136,6 +136,7 @@ int main( int argc, char *argv[] )
     printf( "\n  . Done (created \"%s\")\n\n", "result-enc.txt" );
 
 exit:
+    entropy_free( &entropy );
 
 #if defined(POLARSSL_ERROR_C)
     polarssl_strerror( ret, (char *) buf, sizeof(buf) );

programs/pkey/pk_sign.c

@@ -149,6 +149,7 @@ int main( int argc, char *argv[] )
 
 exit:
     pk_free( &pk );
+    entropy_free( &entropy );
 
 #if defined(POLARSSL_ERROR_C)
     polarssl_strerror( ret, (char *) buf, sizeof(buf) );

programs/pkey/rsa_decrypt.c

@@ -160,6 +160,7 @@ int main( int argc, char *argv[] )
     ret = 0;
 
 exit:
+    entropy_free( &entropy );
 
 #if defined(_WIN32)
     printf( "  + Press Enter to exit this program.\n" );

programs/pkey/rsa_encrypt.c

@@ -148,6 +148,7 @@ int main( int argc, char *argv[] )
     printf( "\n  . Done (created \"%s\")\n\n", "result-enc.txt" );
 
 exit:
+    entropy_free( &entropy );
 
 #if defined(_WIN32)
     printf( "  + Press Enter to exit this program.\n" );

programs/pkey/rsa_genkey.c

@@ -150,6 +150,7 @@ exit:
         fclose( fpriv );
 
     rsa_free( &rsa );
+    entropy_free( &entropy );
 
 #if defined(_WIN32)
     printf( "  Press Enter to exit this program.\n" );

programs/pkey/rsa_sign_pss.c

@@ -156,6 +156,7 @@ int main( int argc, char *argv[] )
 
 exit:
     pk_free( &pk );
+    entropy_free( &entropy );
 
 #if defined(_WIN32)
     printf( "  + Press Enter to exit this program.\n" );

programs/random/gen_entropy.c

@@ -81,6 +81,7 @@ int main( int argc, char *argv[] )
 cleanup:
 
     fclose( f );
+    entropy_free( &entropy );
 
     return( ret );
 }

programs/random/gen_random_ctr_drbg.c

@@ -111,6 +111,7 @@ cleanup:
     printf("\n");
 
     fclose( f );
+    entropy_free( &entropy );
 
     return( ret );
 }

programs/ssl/ssl_client1.c

@@ -277,6 +277,7 @@ exit:
     x509_crt_free( &cacert );
     net_close( server_fd );
     ssl_free( &ssl );
+    entropy_free( &entropy );
 
     memset( &ssl, 0, sizeof( ssl ) );
 

programs/ssl/ssl_client2.c

@@ -913,6 +913,7 @@ exit:
 #endif
     ssl_session_free( &saved_session );
     ssl_free( &ssl );
+    entropy_free( &entropy );
 
     memset( &ssl, 0, sizeof( ssl ) );
 

programs/ssl/ssl_fork_server.c

@@ -361,6 +361,7 @@ exit:
     x509_crt_free( &srvcert );
     pk_free( &pkey );
     ssl_free( &ssl );
+    entropy_free( &entropy );
 
 #if defined(_WIN32)
     printf( "  Press Enter to exit this program.\n" );

programs/ssl/ssl_mail_client.c

@@ -791,6 +791,7 @@ exit:
     x509_crt_free( &cacert );
     pk_free( &pkey );
     ssl_free( &ssl );
+    entropy_free( &entropy );
 
 #if defined(_WIN32)
     printf( "  + Press Enter to exit this program.\n" );

programs/ssl/ssl_server.c

@@ -367,6 +367,7 @@ exit:
 #if defined(POLARSSL_SSL_CACHE_C)
     ssl_cache_free( &cache );
 #endif
+    entropy_free( &entropy );
 
 #if defined(_WIN32)
     printf( "  Press Enter to exit this program.\n" );

programs/ssl/ssl_server2.c

@@ -963,6 +963,7 @@ exit:
 #endif
 
     ssl_free( &ssl );
+    entropy_free( &entropy );
 
 #if defined(POLARSSL_SSL_CACHE_C)
     ssl_cache_free( &cache );

programs/test/o_p_test.c

@@ -252,6 +252,7 @@ int main( int argc, char *argv[] )
     printf( "String value (PolarSSL Private Encrypt, OpenSSL Public Decrypt): '%s'\n", o_priv_decrypted );
 
 exit:
+    entropy_free( &entropy );
 
 #ifdef WIN32
     printf( "  + Press Enter to exit this program.\n" );

programs/test/ssl_test.c

@@ -401,6 +401,7 @@ exit:
     x509_crt_free( &srvcert );
     pk_free( &pkey );
     ssl_free( &ssl );
+    entropy_free( &entropy );
     net_close( client_fd );
 
     return( ret );

programs/x509/cert_app.c

@@ -449,6 +449,7 @@ exit:
     x509_crt_free( &cacert );
     x509_crt_free( &clicert );
     pk_free( &pkey );
+    entropy_free( &entropy );
 
 #if defined(_WIN32)
     printf( "  + Press Enter to exit this program.\n" );

programs/x509/cert_req.c

@@ -329,6 +329,7 @@ exit:
 
     x509write_csr_free( &req );
     pk_free( &key );
+    entropy_free( &entropy );
 
 #if defined(_WIN32)
     printf( "  + Press Enter to exit this program.\n" );

programs/x509/cert_write.c

@@ -650,6 +650,7 @@ exit:
     pk_free( &loaded_subject_key );
     pk_free( &loaded_issuer_key );
     mpi_free( &serial );
+    entropy_free( &entropy );
 
 #if defined(_WIN32)
     printf( "  + Press Enter to exit this program.\n" );

tests/suites/test_suite_rsa.function

@@ -528,6 +528,7 @@ void rsa_gen_key( int nrbits, int exponent, int result)
     }
 
     rsa_free( &ctx );
+    entropy_free( &entropy );
 }
 /* END_CASE */