mbed-os test code generator
diff --git a/tests/suites/desktop_test.function b/tests/suites/desktop_test.function
new file mode 100644
index 0000000..6e7fd07
--- /dev/null
+++ b/tests/suites/desktop_test.function
@@ -0,0 +1,644 @@
+#line 2 "suites/desktop_test.function"
+
+/**
+ * \brief Varifies that string is in string parameter format i.e. "<str>"
+ * It also strips enclosing '"' from the input string.
+ *
+ * \param str String parameter.
+ *
+ * \return 0 if success else 1
+ */
+int verify_string( char **str )
+{
+ if( (*str)[0] != '"' ||
+ (*str)[strlen( *str ) - 1] != '"' )
+ {
+ mbedtls_fprintf( stderr,
+ "Expected string (with \"\") for parameter and got: %s\n", *str );
+ return( -1 );
+ }
+
+ (*str)++;
+ (*str)[strlen( *str ) - 1] = '\0';
+
+ return( 0 );
+}
+
+/**
+ * \brief Varifies that string is an integer. Also gives the converted
+ * integer value.
+ *
+ * \param str Input string.
+ * \param value Pointer to int for output value.
+ *
+ * \return 0 if success else 1
+ */
+int verify_int( char *str, int *value )
+{
+ size_t i;
+ int minus = 0;
+ int digits = 1;
+ int hex = 0;
+
+ for( i = 0; i < strlen( str ); i++ )
+ {
+ if( i == 0 && str[i] == '-' )
+ {
+ minus = 1;
+ continue;
+ }
+
+ if( ( ( minus && i == 2 ) || ( !minus && i == 1 ) ) &&
+ str[i - 1] == '0' && str[i] == 'x' )
+ {
+ hex = 1;
+ continue;
+ }
+
+ if( ! ( ( str[i] >= '0' && str[i] <= '9' ) ||
+ ( hex && ( ( str[i] >= 'a' && str[i] <= 'f' ) ||
+ ( str[i] >= 'A' && str[i] <= 'F' ) ) ) ) )
+ {
+ digits = 0;
+ break;
+ }
+ }
+
+ if( digits )
+ {
+ if( hex )
+ *value = strtol( str, NULL, 16 );
+ else
+ *value = strtol( str, NULL, 10 );
+
+ return( 0 );
+ }
+
+ mbedtls_fprintf( stderr,
+ "Expected integer for parameter and got: %s\n", str );
+ return( KEY_VALUE_MAPPING_NOT_FOUND );
+}
+
+
+/**
+ * \brief Usage string.
+ *
+ */
+#define USAGE \
+ "Usage: %s [OPTIONS] files...\n\n" \
+ " Command line arguments:\n" \
+ " files... One or more test data file. If no file is specified\n" \
+ " the followimg default test case is used:\n" \
+ " %s\n\n" \
+ " Options:\n" \
+ " -v | --verbose Display full information about each test\n" \
+ " -h | --help Display this information\n\n", \
+ argv[0], \
+ "TESTCASE_FILENAME"
+
+
+/**
+ * \brief Read a line from the passed file pointer.
+ *
+ * \param f FILE pointer
+ * \param buf Pointer to memory to hold read line.
+ * \param len Length of the buf.
+ *
+ * \return 0 if success else -1
+ */
+int get_line( FILE *f, char *buf, size_t len )
+{
+ char *ret;
+ int i = 0, str_len = 0, has_string = 0;
+
+ /* Read until we get a valid line */
+ do
+ {
+ ret = fgets( buf, len, f );
+ if( ret == NULL )
+ return( -1 );
+
+ str_len = strlen( buf );
+
+ /* Skip empty line and comment */
+ if ( str_len == 0 || buf[0] == '#' )
+ continue;
+ has_string = 0;
+ for ( i = 0; i < str_len; i++ )
+ {
+ char c = buf[i];
+ if ( c != ' ' && c != '\t' && c != '\n' &&
+ c != '\v' && c != '\f' && c != '\r' )
+ {
+ has_string = 1;
+ break;
+ }
+ }
+ } while( !has_string );
+
+ /* Strip new line and carriage return */
+ ret = buf + strlen( buf );
+ if( ret-- > buf && *ret == '\n' )
+ *ret = '\0';
+ if( ret-- > buf && *ret == '\r' )
+ *ret = '\0';
+
+ return( 0 );
+}
+
+/**
+ * \brief Splits string delimited by ':'. Ignores '\:'.
+ *
+ * \param buf Input string
+ * \param len Input string length
+ * \param params Out params found
+ * \param params_len Out params array len
+ *
+ * \return Count of strings found.
+ */
+static int parse_arguments( char *buf, size_t len, char **params,
+ size_t params_len )
+{
+ size_t cnt = 0, i;
+ char *cur = buf;
+ char *p = buf, *q;
+
+ params[cnt++] = cur;
+
+ while( *p != '\0' && p < buf + len )
+ {
+ if( *p == '\\' )
+ {
+ p++;
+ p++;
+ continue;
+ }
+ if( *p == ':' )
+ {
+ if( p + 1 < buf + len )
+ {
+ cur = p + 1;
+ assert( cnt < params_len );
+ params[cnt++] = cur;
+ }
+ *p = '\0';
+ }
+
+ p++;
+ }
+
+ /* Replace newlines, question marks and colons in strings */
+ for( i = 0; i < cnt; i++ )
+ {
+ p = params[i];
+ q = params[i];
+
+ while( *p != '\0' )
+ {
+ if( *p == '\\' && *(p + 1) == 'n' )
+ {
+ p += 2;
+ *(q++) = '\n';
+ }
+ else if( *p == '\\' && *(p + 1) == ':' )
+ {
+ p += 2;
+ *(q++) = ':';
+ }
+ else if( *p == '\\' && *(p + 1) == '?' )
+ {
+ p += 2;
+ *(q++) = '?';
+ }
+ else
+ *(q++) = *(p++);
+ }
+ *q = '\0';
+ }
+
+ return( cnt );
+}
+
+/**
+ * \brief Converts parameters into test function consumable parameters.
+ * Example: Input: {"int", "0", "char*", "Hello",
+ * "hex", "abef", "exp", "1"}
+ * Output: {
+ * 0, // Verified int
+ * "Hello", // Verified string
+ * 2, { 0xab, 0xef },// Converted len,hex pair
+ * 9600 // Evaluated expression
+ * }
+ *
+ *
+ * \param cnt Input string.
+ * \param params Out array of found strings.
+ * \param int_params_store Memory for storing processed integer parameters.
+ *
+ * \return 0 for success else 1
+ */
+static int convert_params( size_t cnt , char ** params , int * int_params_store )
+{
+ char ** cur = params;
+ char ** out = params;
+ int ret = ( DISPATCH_TEST_SUCCESS );
+
+ while ( cur - params < (int) cnt )
+ {
+ char * type = *cur++;
+ char * val = *cur++;
+
+ if ( strcmp( type, "char*" ) == 0 )
+ {
+ if ( verify_string( &val ) == 0 )
+ {
+ *out++ = val;
+ }
+ else
+ {
+ ret = ( DISPATCH_INVALID_TEST_DATA );
+ break;
+ }
+ }
+ else if ( strcmp( type, "int" ) == 0 )
+ {
+ if ( verify_int ( val, int_params_store ) == 0 )
+ {
+ *out++ = (char *) int_params_store++;
+ }
+ else
+ {
+ ret = ( DISPATCH_INVALID_TEST_DATA );
+ break;
+ }
+ }
+ else if ( strcmp( type, "hex" ) == 0 )
+ {
+ *int_params_store = unhexify( (unsigned char *) val, val );
+ *out++ = (char *)int_params_store++;
+ *out++ = val;
+ }
+ else if ( strcmp( type, "exp" ) == 0 )
+ {
+ int exp_id = strtol( val, NULL, 10 );
+ if ( get_expression ( exp_id, int_params_store ) == 0 )
+ {
+ *out++ = (char *)int_params_store++;
+ }
+ else
+ {
+ ret = ( DISPATCH_INVALID_TEST_DATA );
+ break;
+ }
+ }
+ else
+ {
+ ret = ( DISPATCH_INVALID_TEST_DATA );
+ break;
+ }
+ }
+ return( ret );
+}
+
+/**
+ * \brief Tests snprintf implementation with test input.
+ *
+ * \param n Buffer test length.
+ * \param ref_buf Expected buffer.
+ * \param ref_ret Expected snprintf return value.
+ *
+ * \return 0 for success else 1
+ */
+static int test_snprintf( size_t n, const char ref_buf[10], int ref_ret )
+{
+ int ret;
+ char buf[10] = "xxxxxxxxx";
+ const char ref[10] = "xxxxxxxxx";
+
+ ret = mbedtls_snprintf( buf, n, "%s", "123" );
+ if( ret < 0 || (size_t) ret >= n )
+ ret = -1;
+
+ if( strncmp( ref_buf, buf, sizeof( buf ) ) != 0 ||
+ ref_ret != ret ||
+ memcmp( buf + n, ref + n, sizeof( buf ) - n ) != 0 )
+ {
+ return( 1 );
+ }
+
+ return( 0 );
+}
+
+/**
+ * \brief Tests snprintf implementation.
+ *
+ * \param none
+ *
+ * \return 0 for success else 1
+ */
+static int run_test_snprintf( void )
+{
+ return( test_snprintf( 0, "xxxxxxxxx", -1 ) != 0 ||
+ test_snprintf( 1, "", -1 ) != 0 ||
+ test_snprintf( 2, "1", -1 ) != 0 ||
+ test_snprintf( 3, "12", -1 ) != 0 ||
+ test_snprintf( 4, "123", 3 ) != 0 ||
+ test_snprintf( 5, "123", 3 ) != 0 );
+}
+
+
+/**
+ * \brief Desktop implementation of execute_tests().
+ * Parses command line and executes tests from
+ * supplied or default data file.
+ *
+ * \param argc Command line argument count.
+ * \param argv Argument array.
+ *
+ * \return Program exit status.
+ */
+int execute_tests( int argc , const char ** argv )
+{
+ /* Local Configurations and options */
+ const char *default_filename = "DATA_FILE";
+ const char *test_filename = NULL;
+ const char **test_files = NULL;
+ int testfile_count = 0;
+ int option_verbose = 0;
+
+ /* Other Local variables */
+ int arg_index = 1;
+ const char *next_arg;
+ int testfile_index, ret, i, cnt;
+ int total_errors = 0, total_tests = 0, total_skipped = 0;
+ FILE *file;
+ char buf[5000];
+ char *params[50];
+ int int_params[50]; // Store for proccessed integer params.
+ void *pointer;
+#if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
+ int stdout_fd = -1;
+#endif /* __unix__ || __APPLE__ __MACH__ */
+
+#if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C) && \
+ !defined(TEST_SUITE_MEMORY_BUFFER_ALLOC)
+ unsigned char alloc_buf[1000000];
+ mbedtls_memory_buffer_alloc_init( alloc_buf, sizeof( alloc_buf ) );
+#endif
+
+ /*
+ * The C standard doesn't guarantee that all-bits-0 is the representation
+ * of a NULL pointer. We do however use that in our code for initializing
+ * structures, which should work on every modern platform. Let's be sure.
+ */
+ memset( &pointer, 0, sizeof( void * ) );
+ if( pointer != NULL )
+ {
+ mbedtls_fprintf( stderr, "all-bits-zero is not a NULL pointer\n" );
+ return( 1 );
+ }
+
+ /*
+ * Make sure we have a snprintf that correctly zero-terminates
+ */
+ if( run_test_snprintf() != 0 )
+ {
+ mbedtls_fprintf( stderr, "the snprintf implementation is broken\n" );
+ return( 0 );
+ }
+
+ while( arg_index < argc )
+ {
+ next_arg = argv[ arg_index ];
+
+ if( strcmp(next_arg, "--verbose" ) == 0 ||
+ strcmp(next_arg, "-v" ) == 0 )
+ {
+ option_verbose = 1;
+ }
+ else if( strcmp(next_arg, "--help" ) == 0 ||
+ strcmp(next_arg, "-h" ) == 0 )
+ {
+ mbedtls_fprintf( stdout, USAGE );
+ mbedtls_exit( EXIT_SUCCESS );
+ }
+ else
+ {
+ /* Not an option, therefore treat all further arguments as the file
+ * list.
+ */
+ test_files = &argv[ arg_index ];
+ testfile_count = argc - arg_index;
+ }
+
+ arg_index++;
+ }
+
+ /* If no files were specified, assume a default */
+ if ( test_files == NULL || testfile_count == 0 )
+ {
+ test_files = &default_filename;
+ testfile_count = 1;
+ }
+
+ /* Initialize the struct that holds information about the last test */
+ memset( &test_info, 0, sizeof( test_info ) );
+
+ /* Now begin to execute the tests in the testfiles */
+ for ( testfile_index = 0;
+ testfile_index < testfile_count;
+ testfile_index++ )
+ {
+ int unmet_dep_count = 0;
+ char *unmet_dependencies[20];
+
+ test_filename = test_files[ testfile_index ];
+
+ file = fopen( test_filename, "r" );
+ if( file == NULL )
+ {
+ mbedtls_fprintf( stderr, "Failed to open test file: %s\n",
+ test_filename );
+ return( 1 );
+ }
+
+ while( !feof( file ) )
+ {
+ if( unmet_dep_count > 0 )
+ {
+ mbedtls_fprintf( stderr,
+ "FATAL: Dep count larger than zero at start of loop\n" );
+ mbedtls_exit( MBEDTLS_EXIT_FAILURE );
+ }
+ unmet_dep_count = 0;
+
+ if( ( ret = get_line( file, buf, sizeof(buf) ) ) != 0 )
+ break;
+ mbedtls_fprintf( stdout, "%s%.66s", test_info.failed ? "\n" : "", buf );
+ mbedtls_fprintf( stdout, " " );
+ for( i = strlen( buf ) + 1; i < 67; i++ )
+ mbedtls_fprintf( stdout, "." );
+ mbedtls_fprintf( stdout, " " );
+ fflush( stdout );
+
+ total_tests++;
+
+ if( ( ret = get_line( file, buf, sizeof( buf ) ) ) != 0 )
+ break;
+ cnt = parse_arguments( buf, strlen( buf ), params,
+ sizeof( params ) / sizeof( params[0] ) );
+
+ if( strcmp( params[0], "depends_on" ) == 0 )
+ {
+ for( i = 1; i < cnt; i++ )
+ {
+ int dep_id = strtol( params[i], NULL, 10 );
+ if( dep_check( dep_id ) != DEPENDENCY_SUPPORTED )
+ {
+ if( 0 == option_verbose )
+ {
+ /* Only one count is needed if not verbose */
+ unmet_dep_count++;
+ break;
+ }
+
+ unmet_dependencies[ unmet_dep_count ] = strdup( params[i] );
+ if( unmet_dependencies[ unmet_dep_count ] == NULL )
+ {
+ mbedtls_fprintf( stderr, "FATAL: Out of memory\n" );
+ mbedtls_exit( MBEDTLS_EXIT_FAILURE );
+ }
+ unmet_dep_count++;
+ }
+ }
+
+ if( ( ret = get_line( file, buf, sizeof( buf ) ) ) != 0 )
+ break;
+ cnt = parse_arguments( buf, strlen( buf ), params,
+ sizeof( params ) / sizeof( params[0] ) );
+ }
+
+ // If there are no unmet dependencies execute the test
+ if( unmet_dep_count == 0 )
+ {
+ test_info.failed = 0;
+
+#if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
+ /* Suppress all output from the library unless we're verbose
+ * mode
+ */
+ if( !option_verbose )
+ {
+ stdout_fd = redirect_output( &stdout, "/dev/null" );
+ if( stdout_fd == -1 )
+ {
+ /* Redirection has failed with no stdout so exit */
+ exit( 1 );
+ }
+ }
+#endif /* __unix__ || __APPLE__ __MACH__ */
+
+ ret = convert_params( cnt - 1, params + 1, int_params );
+ if ( DISPATCH_TEST_SUCCESS == ret )
+ {
+ int function_id = strtol( params[0], NULL, 10 );
+ ret = dispatch_test( function_id, (void **)( params + 1 ) );
+ }
+
+#if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
+ if( !option_verbose && restore_output( &stdout, stdout_fd ) )
+ {
+ /* Redirection has failed with no stdout so exit */
+ exit( 1 );
+ }
+#endif /* __unix__ || __APPLE__ __MACH__ */
+
+ }
+
+ if( unmet_dep_count > 0 || ret == DISPATCH_UNSUPPORTED_SUITE )
+ {
+ total_skipped++;
+ mbedtls_fprintf( stdout, "----" );
+
+ if( 1 == option_verbose && ret == DISPATCH_UNSUPPORTED_SUITE )
+ {
+ mbedtls_fprintf( stdout, "\n Test Suite not enabled" );
+ }
+
+ if( 1 == option_verbose && unmet_dep_count > 0 )
+ {
+ mbedtls_fprintf( stdout, "\n Unmet dependencies: " );
+ for( i = 0; i < unmet_dep_count; i++ )
+ {
+ mbedtls_fprintf( stdout, "%s ",
+ unmet_dependencies[i] );
+ free( unmet_dependencies[i] );
+ }
+ }
+ mbedtls_fprintf( stdout, "\n" );
+ fflush( stdout );
+
+ unmet_dep_count = 0;
+ }
+ else if( ret == DISPATCH_TEST_SUCCESS )
+ {
+ if( test_info.failed == 0 )
+ {
+ mbedtls_fprintf( stdout, "PASS\n" );
+ }
+ else
+ {
+ total_errors++;
+ mbedtls_fprintf( stdout, "FAILED\n" );
+ mbedtls_fprintf( stdout, " %s\n at line %d, %s\n",
+ test_info.test, test_info.line_no,
+ test_info.filename );
+ }
+ fflush( stdout );
+ }
+ else if( ret == DISPATCH_INVALID_TEST_DATA )
+ {
+ mbedtls_fprintf( stderr, "FAILED: FATAL PARSE ERROR\n" );
+ fclose( file );
+ mbedtls_exit( 2 );
+ }
+ else if( ret == DISPATCH_TEST_FN_NOT_FOUND )
+ {
+ mbedtls_fprintf( stderr, "FAILED: FATAL TEST FUNCTION NOT FUND\n" );
+ fclose( file );
+ mbedtls_exit( 2 );
+ }
+ else
+ total_errors++;
+ }
+ fclose( file );
+
+ /* In case we encounter early end of file */
+ for( i = 0; i < unmet_dep_count; i++ )
+ free( unmet_dependencies[i] );
+ }
+
+ mbedtls_fprintf( stdout, "\n----------------------------------------------------------------------------\n\n");
+ if( total_errors == 0 )
+ mbedtls_fprintf( stdout, "PASSED" );
+ else
+ mbedtls_fprintf( stdout, "FAILED" );
+
+ mbedtls_fprintf( stdout, " (%d / %d tests (%d skipped))\n",
+ total_tests - total_errors, total_tests, total_skipped );
+
+#if defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C) && \
+ !defined(TEST_SUITE_MEMORY_BUFFER_ALLOC)
+#if defined(MBEDTLS_MEMORY_DEBUG)
+ mbedtls_memory_buffer_alloc_status();
+#endif
+ mbedtls_memory_buffer_alloc_free();
+#endif
+
+#if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
+ if( stdout_fd != -1 )
+ close_output( stdout );
+#endif /* __unix__ || __APPLE__ __MACH__ */
+
+ return( total_errors != 0 );
+}
diff --git a/tests/suites/embedded_test.function b/tests/suites/embedded_test.function
new file mode 100644
index 0000000..21a5cab
--- /dev/null
+++ b/tests/suites/embedded_test.function
@@ -0,0 +1,364 @@
+#line 2 "embedded_test.function"
+
+#include "greentea-client/test_env_c.h"
+
+/**
+ * \brief Increments pointer and asserts that it does not overflow.
+ *
+ * \param p Pointer to byte array
+ * \param start Pointer to start of byte array
+ * \param len Length of byte array
+ * \param step Increment size
+ *
+ */
+#define INCR_ASSERT(p, start, len, step) do \
+{ \
+ assert( p >= start ); \
+ assert( sizeof( *p ) == sizeof( *start ) ); \
+ /* <= is checked to support use inside a loop where \
+ pointer is incremented after reading data. */ \
+ assert( (uint32_t)( (p - start) + step ) <= len ); \
+ p += step; \
+} \
+while( 0 )
+
+
+/**
+ * \brief 4 byte align unsigned char pointer
+ *
+ * \param p Pointer to byte array
+ * \param start Pointer to start of byte array
+ * \param len Length of byte array
+ *
+ */
+#define ALIGN_32BIT(p, start, len) do \
+{ \
+ uint32_t align = ( - (uintptr_t)p ) % 4; \
+ INCR_ASSERT(p, start, len, align); \
+} \
+while( 0 )
+
+
+/**
+ * \brief Verify dependencies. Dependency identifiers are
+ * encoded in the buffer as 8 bit unsigned integers.
+ *
+ * \param count Number of dependencies.
+ * \param dep_p Pointer to buffer.
+ *
+ * \return DEPENDENCY_SUPPORTED if success else DEPENDENCY_NOT_SUPPORTED.
+ */
+int verify_dependencies( uint8_t count, uint8_t * dep_p )
+{
+ uint8_t i;
+ for ( i = 0; i < count; i++ )
+ {
+ if ( dep_check( (int)(dep_p[i]) ) != DEPENDENCY_SUPPORTED )
+ return( DEPENDENCY_NOT_SUPPORTED );
+ }
+ return( DEPENDENCY_SUPPORTED );
+}
+
+
+/**
+ * \brief Receives unsigned integer on serial interface.
+ * Integers are encoded in network order.
+ *
+ * \param none
+ *
+ * \return unsigned int
+ */
+uint32_t receive_uint32()
+{
+ uint32_t value;
+ value = (uint8_t)greentea_getc() << 24;
+ value |= (uint8_t)greentea_getc() << 16;
+ value |= (uint8_t)greentea_getc() << 8;
+ value |= (uint8_t)greentea_getc();
+ return( (uint32_t)value );
+}
+
+/**
+ * \brief Parses out an unsigned 32 int value from the byte array.
+ * Integers are encoded in network order.
+ *
+ * \param p Pointer to byte array
+ *
+ * \return unsigned int
+ */
+uint32_t parse_uint32( uint8_t * p )
+{
+ uint32_t value;
+ value = *p++ << 24;
+ value |= *p++ << 16;
+ value |= *p++ << 8;
+ value |= *p;
+ return( value );
+}
+
+
+/**
+ * \brief Receives test data on serial as greentea key,value pair:
+ * {{<length>;<byte array>}}
+ *
+ * \param data_len Out pointer to hold received data length.
+ *
+ * \return Byte array.
+ */
+uint8_t * receive_data( uint32_t * data_len )
+{
+ uint32_t i = 0, errors = 0;
+ char c;
+ uint8_t * data = NULL;
+
+ /* Read opening braces */
+ i = 0;
+ while ( i < 2 )
+ {
+ c = greentea_getc();
+ /* Ignore any prevous CR LF characters */
+ if ( c == '\n' || c == '\r' )
+ continue;
+ i++;
+ if ( c != '{' )
+ return( NULL );
+ }
+
+ /* Read data length */
+ *data_len = receive_uint32();
+ data = (uint8_t *)malloc( *data_len );
+ assert( data != NULL );
+
+ greentea_getc(); // read ';' received after key i.e. *data_len
+
+ for( i = 0; i < *data_len; i++ )
+ data[i] = greentea_getc();
+
+ /* Read closing braces */
+ for( i = 0; i < 2; i++ )
+ {
+ c = greentea_getc();
+ if ( c != '}' )
+ {
+ errors++;
+ break;
+ }
+ }
+
+ if ( errors )
+ {
+ free( data );
+ data = NULL;
+ *data_len = 0;
+ }
+
+ return( data );
+}
+
+/**
+ * \brief Parses received byte array for test parameters.
+ *
+ * \param count Parameter count
+ * \param data Received Byte array
+ * \param data_len Byte array length
+ * \param error Parsing error out variable.
+ *
+ * \return Array of parsed parameters allocated on heap.
+ * Note: Caller has the responsibility to delete
+ * the memory after use.
+ */
+void ** parse_parameters( uint8_t count, uint8_t * data, uint32_t data_len,
+ int * error )
+{
+ uint32_t i = 0;
+ char c;
+ void ** params = NULL;
+ void ** cur = NULL;
+ uint8_t * p = NULL;
+
+ params = (void **)malloc( sizeof( void *) * ( count + 1 ) );
+ assert( params != NULL );
+ params[count] = NULL;
+ cur = params;
+
+ p = data;
+
+ /* Parameters */
+ for( i = 0; i < count; i++ )
+ {
+ c = (char)*p;
+ INCR_ASSERT( p, data, data_len, 1 );
+
+ /* Align p to 4 bytes for int, expression, string len or hex length */
+ ALIGN_32BIT( p, data, data_len );
+
+ /* Network to host conversion */
+ *( (int32_t *)p ) = (int32_t)parse_uint32( p );
+
+ switch( c )
+ {
+ case 'E':
+ {
+ if ( get_expression( *( (int32_t *)p ), (int32_t *)p ) )
+ {
+ *error = KEY_VALUE_MAPPING_NOT_FOUND;
+ goto exit;
+ }
+ } /* Intentional fall through */
+ case 'I':
+ {
+ *cur++ = (void *)p;
+ INCR_ASSERT( p, data, data_len, sizeof( int32_t ) );
+ }
+ break;
+ case 'H':
+ {
+ *cur++ = (void *)p;
+ } /* Intentional fall through */
+ case 'S':
+ {
+ uint32_t sz = *( (int32_t *)p );
+ INCR_ASSERT( p, data, data_len, sizeof( int32_t ) );
+ *cur++ = (void *)p;
+ INCR_ASSERT( p, data, data_len, sz );
+ }
+ break;
+ default:
+ {
+ *error = DISPATCH_INVALID_TEST_DATA;
+ goto exit;
+ }
+ break;
+ }
+ }
+
+exit:
+ if ( *error )
+ {
+ free( params );
+ params = NULL;
+ }
+
+ return( params );
+}
+
+/**
+ * \brief Sends greentea key and int value pair to host.
+ *
+ * \param key key string
+ * \param value integer value
+ *
+ * \return void
+ */
+void send_key_integer( char * key, int value )
+{
+ char str[50];
+ snprintf( str, sizeof( str ), "%d", value );
+ greentea_send_kv_c( key, str );
+}
+
+/**
+ * \brief Sends test setup failure to the host.
+ *
+ * \param failure Test set failure
+ *
+ * \return void
+ */
+void send_failure( int failure )
+{
+ send_key_integer( "F", failure );
+}
+
+/**
+ * \brief Sends test status to the host.
+ *
+ * \param status Test status (PASS=0/FAIL=!0)
+ *
+ * \return void
+ */
+void send_status( int status )
+{
+ send_key_integer( "R", status );
+}
+
+
+/**
+ * \brief Embedded implementation of execute_tests().
+ * Ignores command line and received test data
+ * on serial.
+ *
+ * \param argc not used
+ * \param argv not used
+ *
+ * \return Program exit status.
+ */
+int execute_tests( int args, const char ** argv )
+{
+ int ret = 0;
+ uint32_t data_len = 0;
+ uint8_t count = 0, function_id;
+ void ** params = NULL;
+ uint8_t * data = NULL, * p = NULL;
+
+ GREENTEA_SETUP_C( 180, "mbedtls_test" );
+ greentea_send_kv_c( "GO", " " );
+
+ while ( 1 )
+ {
+ ret = 0;
+ test_info.failed = 0;
+ data_len = 0;
+
+ data = receive_data( &data_len );
+ if ( data == NULL )
+ continue;
+ p = data;
+
+ do
+ {
+ /* Read dependency count */
+ count = *p;
+ assert( count < data_len );
+ INCR_ASSERT( p, data, data_len, sizeof( uint8_t ) );
+ ret = verify_dependencies( count, p );
+ if ( ret != DEPENDENCY_SUPPORTED )
+ break;
+
+ INCR_ASSERT( p, data, data_len, count );
+
+ /* Read function id */
+ function_id = *p;
+ INCR_ASSERT( p, data, data_len, sizeof( uint8_t ) );
+
+ /* Read number of parameters */
+ count = *p;
+ INCR_ASSERT( p, data, data_len, sizeof( uint8_t ) );
+
+ params = parse_parameters( count, p, data_len - (p - data), &ret );
+ if ( ret )
+ break;
+
+ ret = dispatch_test( function_id, params );
+ }
+ while ( 0 );
+
+ if ( data )
+ {
+ free(data);
+ data = NULL;
+ }
+
+ if ( params )
+ {
+ free( params );
+ params = NULL;
+ }
+
+ if ( ret )
+ send_failure( ret );
+ else
+ send_status( test_info.failed );
+ }
+ return( 0 );
+}
+
diff --git a/tests/suites/mbed_test.function b/tests/suites/mbed_test.function
new file mode 100644
index 0000000..e09ed70
--- /dev/null
+++ b/tests/suites/mbed_test.function
@@ -0,0 +1,173 @@
+#line 2 "suites/mbed_test.function"
+/*
+ * *** THIS FILE HAS BEEN MACHINE GENERATED ***
+ *
+ * This file has been machine generated using the script:
+ * {generator_script}
+ *
+ * Test file : {test_file}
+ *
+ * The following files were used to create this file.
+ *
+ * Main code file : {test_main_file}
+ * Platform code file : {test_platform_file}
+ * Helper file : {test_common_helper_file}
+ * Test suite file : {test_case_file}
+ * Test suite data : {test_case_data_file}
+ *
+ *
+ * This file is part of mbed TLS (https://tls.mbed.org)
+ */
+
+#if !defined(MBEDTLS_CONFIG_FILE)
+#include <mbedtls/config.h>
+#else
+#include MBEDTLS_CONFIG_FILE
+#endif
+
+
+/*----------------------------------------------------------------------------*/
+/* Common helper code */
+
+{test_common_helpers}
+
+#line {line_no} "suites/mbed_test.function"
+
+
+/*----------------------------------------------------------------------------*/
+/* Test Suite Code */
+
+
+#define TEST_SUITE_ACTIVE
+
+{function_headers}
+
+{functions_code}
+
+#line {line_no} "suites/mbed_test.function"
+
+
+/*----------------------------------------------------------------------------*/
+/* Test dispatch code */
+
+
+/**
+ * \brief Evaluates an expression/macro into its literal integer value.
+ * For optimizing space for embedded targets each expression/macro
+ * is identified by a unique identifier instead of string literals.
+ * Identifiers and evaluation code is generated by script:
+ * {generator_script}
+ *
+ * \param exp_id Expression identifier.
+ * \param out_value Pointer to int to hold the integer.
+ *
+ * \return 0 if exp_id is found. 1 otherwise.
+ */
+int get_expression( int32_t exp_id, int32_t * out_value )
+{{
+{expression_code}
+#line {line_no} "suites/mbed_test.function"
+ {{
+ return( KEY_VALUE_MAPPING_NOT_FOUND );
+ }}
+ return( KEY_VALUE_MAPPING_FOUND );
+}}
+
+
+/**
+ * \brief Checks if the dependency i.e. the compile flag is set.
+ * For optimizing space for embedded targets each dependency
+ * is identified by a unique identifier instead of string literals.
+ * Identifiers and check code is generated by script:
+ * {generator_script}
+ *
+ * \param exp_id Dependency identifier.
+ *
+ * \return DEPENDENCY_SUPPORTED if set else DEPENDENCY_NOT_SUPPORTED
+ */
+int dep_check( int dep_id )
+{{
+{dep_check_code}
+#line {line_no} "suites/mbed_test.function"
+ {{
+ return( DEPENDENCY_NOT_SUPPORTED );
+ }}
+}}
+
+
+/**
+ * \brief Function pointer type for test function wrappers.
+ *
+ *
+ * \param void ** Pointer to void pointers. Represents an array of test
+ * function parameters.
+ *
+ * \return void
+ */
+typedef void (*TestWrapper_t)( void ** );
+
+
+/**
+ * \brief Table of test function wrappers. Used by dispatch_test().
+ * This table is populated by script:
+ * {generator_script}
+ *
+ */
+TestWrapper_t test_funcs[] =
+{{
+{dispatch_code}
+#line {line_no} "suites/mbed_test.function"
+}};
+
+
+/**
+ * \brief Dispatches test functions based on function index.
+ *
+ * \param exp_id Test function index.
+ *
+ * \return DISPATCH_TEST_SUCCESS if found
+ * DISPATCH_TEST_FN_NOT_FOUND if not found
+ * DISPATCH_UNSUPPORTED_SUITE if not compile time enabled.
+ */
+int dispatch_test( int func_idx, void ** params )
+{{
+ int ret = DISPATCH_TEST_SUCCESS;
+ TestWrapper_t fp = NULL;
+
+ if ( func_idx < (int)( sizeof(test_funcs)/sizeof( TestWrapper_t ) ) )
+ {{
+ fp = test_funcs[func_idx];
+ if ( fp )
+ fp( params );
+ else
+ ret = ( DISPATCH_UNSUPPORTED_SUITE );
+ }} else
+ {{
+ ret = ( DISPATCH_TEST_FN_NOT_FOUND );
+ }}
+
+ return( ret );
+}}
+
+
+{platform_code}
+
+#line {line_no} "suites/mbed_test.function"
+
+/*----------------------------------------------------------------------------*/
+/* Main Test code */
+
+
+/**
+ * \brief Program main. Invokes platform specific execute_tests().
+ *
+ * \param argc Command line arguments count.
+ * \param argv Array of command line arguments.
+ *
+ * \return Exit code.
+ */
+int main( int argc, const char *argv[] )
+{{
+ return execute_tests( argc, argv );
+}}
+
diff --git a/tests/suites/test_suite_cipher.chachapoly.data b/tests/suites/test_suite_cipher.chachapoly.data
index 1760dc0..ed2455f 100644
--- a/tests/suites/test_suite_cipher.chachapoly.data
+++ b/tests/suites/test_suite_cipher.chachapoly.data
@@ -1,5 +1,5 @@
Decrypt empty buffer
-depends_on:MBEDTLS_CHACHAPOLY_C:
+depends_on:MBEDTLS_CHACHAPOLY_C
dec_empty_buf:
ChaCha20+Poly1305 Encrypt and decrypt 0 bytes