mbedtls/tests/suites/host_test.function

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#line 2 "suites/host_test.function"
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/**
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* \brief Verifies that string is in string parameter format i.e. "<str>"
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* It also strips enclosing '"' from the input string.
*
* \param str String parameter.
*
* \return 0 if success else 1
*/
int verify_string( char **str )
{
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if( ( *str )[0] != '"' ||
( *str )[strlen( *str ) - 1] != '"' )
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{
mbedtls_fprintf( stderr,
"Expected string (with \"\") for parameter and got: %s\n", *str );
return( -1 );
}
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( *str )++;
( *str )[strlen( *str ) - 1] = '\0';
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return( 0 );
}
/**
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* \brief Verifies that string is an integer. Also gives the converted
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* 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 ) ) &&
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str[i - 1] == '0' && ( str[i] == 'x' || str[i] == 'X' ) )
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{
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" \
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" files... One or more test data files. If no file is\n" \
" specified the following default test case\n" \
" file is used:\n" \
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" %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;
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while( *p != '\0' && p < ( buf + len ) )
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{
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' )
{
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if( *p == '\\' && *( p + 1 ) == 'n' )
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{
p += 2;
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*( q++ ) = '\n';
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}
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else if( *p == '\\' && *( p + 1 ) == ':' )
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{
p += 2;
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*( q++ ) = ':';
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}
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else if( *p == '\\' && *( p + 1 ) == '?' )
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{
p += 2;
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*( q++ ) = '?';
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}
else
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*( q++ ) = *( p++ );
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}
*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
* }
*
*
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* \param cnt Parameter array count.
* \param params Out array of found parameters.
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* \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;
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int ret = DISPATCH_TEST_SUCCESS;
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while ( cur < params + cnt )
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{
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 )
{
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if ( verify_int( val, int_params_store ) == 0 )
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{
*out++ = (char *) int_params_store++;
}
else
{
ret = ( DISPATCH_INVALID_TEST_DATA );
break;
}
}
else if ( strcmp( type, "hex" ) == 0 )
{
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if ( verify_string( &val ) == 0 )
{
*int_params_store = unhexify( (unsigned char *) val, val );
*out++ = val;
*out++ = (char *)(int_params_store++);
}
else
{
ret = ( DISPATCH_INVALID_TEST_DATA );
break;
}
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}
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.
*
* \note
* At high optimization levels (e.g. gcc -O3), this function may be
* inlined in run_test_snprintf. This can trigger a spurious warning about
* potential misuse of snprintf from gcc -Wformat-truncation (observed with
* gcc 7.2). This warning makes tests in run_test_snprintf redundant on gcc
* only. They are still valid for other compilers. Avoid this warning by
* forbidding inlining of this function by gcc.
*
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* \param n Buffer test length.
* \param ref_buf Expected buffer.
* \param ref_ret Expected snprintf return value.
*
* \return 0 for success else 1
*/
#if defined(__GNUC__)
__attribute__((__noinline__))
#endif
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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";
if( n >= sizeof( buf ) )
return( -1 );
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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;
int function_id = 0;
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/* 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];
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/* Store for proccessed integer params. */
int int_params[50];
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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( 1 );
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}
while( arg_index < argc )
{
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next_arg = argv[arg_index];
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if( strcmp( next_arg, "--verbose" ) == 0 ||
strcmp( next_arg, "-v" ) == 0 )
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{
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;
test_info.paramfail_test_state = PARAMFAIL_TESTSTATE_IDLE;
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#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__ */
function_id = strtol( params[0], NULL, 10 );
if ( (ret = check_test( function_id )) == DISPATCH_TEST_SUCCESS )
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{
ret = convert_params( cnt - 1, params + 1, int_params );
if ( DISPATCH_TEST_SUCCESS == ret )
{
ret = dispatch_test( function_id, (void **)( params + 1 ) );
}
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}
#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 );
}