// © 2016 and later: Unicode, Inc. and others.
// License & terms of use: http://www.unicode.org/copyright.html
/*
*******************************************************************************
*
* Copyright (C) 2003-2013, International Business Machines
* Corporation and others. All Rights Reserved.
*
*******************************************************************************
* file name: testidn.cpp
* encoding: UTF-8
* tab size: 8 (not used)
* indentation:4
*
* created on: 2003-02-06
* created by: Ram Viswanadha
*
* This program reads the rfc3454_*.txt files,
* parses them, and extracts the data for Nameprep conformance.
* It then preprocesses it and writes a binary file for efficient use
* in various IDNA conversion processes.
*/
#include "unicode/utypes.h"
#if !UCONFIG_NO_IDNA && !UCONFIG_NO_TRANSLITERATION
#define USPREP_TYPE_NAMES_ARRAY
#include "unicode/uchar.h"
#include "unicode/putil.h"
#include "cmemory.h"
#include "cstring.h"
#include "unicode/udata.h"
#include "unicode/utf16.h"
#include "unewdata.h"
#include "uoptions.h"
#include "uparse.h"
#include "utrie.h"
#include "umutex.h"
#include "sprpimpl.h"
#include "testidna.h"
#include "punyref.h"
#include <stdlib.h>
UBool beVerbose=FALSE, haveCopyright=TRUE;
/* prototypes --------------------------------------------------------------- */
static void
parseMappings(const char *filename, UBool reportError,TestIDNA& test, UErrorCode *pErrorCode);
static void
compareMapping(uint32_t codepoint, uint32_t* mapping, int32_t mapLength,
UStringPrepType option);
static void
compareFlagsForRange(uint32_t start, uint32_t end,UStringPrepType option);
static void
testAllCodepoints(TestIDNA& test);
static TestIDNA* pTestIDNA =NULL;
static const char* fileNames[] = {
"rfc3491.txt"
};
static const UTrie *idnTrie = NULL;
static const int32_t *indexes = NULL;
static const uint16_t *mappingData = NULL;
/* -------------------------------------------------------------------------- */
/* file definitions */
#define DATA_TYPE "icu"
#define SPREP_DIR "sprep"
extern int
testData(TestIDNA& test) {
char *basename=NULL;
UErrorCode errorCode=U_ZERO_ERROR;
char *saveBasename =NULL;
LocalUStringPrepProfilePointer profile(usprep_openByType(USPREP_RFC3491_NAMEPREP, &errorCode));
if(U_FAILURE(errorCode)){
test.errcheckln(errorCode, "Failed to load IDNA data file. " + UnicodeString(u_errorName(errorCode)));
return errorCode;
}
char* filename = (char*) malloc(strlen(IntlTest::pathToDataDirectory())*1024);
//TODO get the srcDir dynamically
const char *srcDir=IntlTest::pathToDataDirectory();
idnTrie = &profile->sprepTrie;
indexes = profile->indexes;
mappingData = profile->mappingData;
//initialize
pTestIDNA = &test;
/* prepare the filename beginning with the source dir */
if(uprv_strchr(srcDir,U_FILE_SEP_CHAR) == NULL){
filename[0] = 0x2E;
filename[1] = U_FILE_SEP_CHAR;
uprv_strcpy(filename+2,srcDir);
}else{
uprv_strcpy(filename, srcDir);
}
basename=filename+uprv_strlen(filename);
if(basename>filename && *(basename-1)!=U_FILE_SEP_CHAR) {
*basename++=U_FILE_SEP_CHAR;
}
/* process unassigned */
basename=filename+uprv_strlen(filename);
if(basename>filename && *(basename-1)!=U_FILE_SEP_CHAR) {
*basename++=U_FILE_SEP_CHAR;
}
/* first copy misc directory */
saveBasename = basename;
(void)saveBasename; // Suppress set but not used warning.
uprv_strcpy(basename,SPREP_DIR);
basename = basename + uprv_strlen(SPREP_DIR);
*basename++=U_FILE_SEP_CHAR;
/* process unassigned */
uprv_strcpy(basename,fileNames[0]);
parseMappings(filename,TRUE, test,&errorCode);
if(U_FAILURE(errorCode)) {
test.errln( "Could not open file %s for reading \n", filename);
return errorCode;
}
testAllCodepoints(test);
pTestIDNA = NULL;
free(filename);
return errorCode;
}
U_CDECL_BEGIN
static void U_CALLCONV
strprepProfileLineFn(void * /*context*/,
char *fields[][2], int32_t fieldCount,
UErrorCode *pErrorCode) {
uint32_t mapping[40];
char *end, *map;
uint32_t code;
int32_t length;
/*UBool* mapWithNorm = (UBool*) context;*/
const char* typeName;
uint32_t rangeStart=0,rangeEnd =0;
const char *s;
s = u_skipWhitespace(fields[0][0]);
if (*s == '@') {
/* a special directive introduced in 4.2 */
return;
}
if(fieldCount != 3){
*pErrorCode = U_INVALID_FORMAT_ERROR;
return;
}
typeName = fields[2][0];
map = fields[1][0];
if(uprv_strstr(typeName, usprepTypeNames[USPREP_UNASSIGNED])!=NULL){
u_parseCodePointRange(s, &rangeStart,&rangeEnd, pErrorCode);
/* store the range */
compareFlagsForRange(rangeStart,rangeEnd,USPREP_UNASSIGNED);
}else if(uprv_strstr(typeName, usprepTypeNames[USPREP_PROHIBITED])!=NULL){
u_parseCodePointRange(s, &rangeStart,&rangeEnd, pErrorCode);
/* store the range */
compareFlagsForRange(rangeStart,rangeEnd,USPREP_PROHIBITED);
}else if(uprv_strstr(typeName, usprepTypeNames[USPREP_MAP])!=NULL){
/* get the character code, field 0 */
code=(uint32_t)uprv_strtoul(s, &end, 16);
/* parse the mapping string */
length=u_parseCodePoints(map, mapping, sizeof(mapping)/4, pErrorCode);
/* store the mapping */
compareMapping(code,mapping, length,USPREP_MAP);
}else{
*pErrorCode = U_INVALID_FORMAT_ERROR;
}
}
U_CDECL_END
static void
parseMappings(const char *filename,UBool reportError, TestIDNA& test, UErrorCode *pErrorCode) {
char *fields[3][2];
if(pErrorCode==NULL || U_FAILURE(*pErrorCode)) {
return;
}
u_parseDelimitedFile(filename, ';', fields, 3, strprepProfileLineFn, (void*)filename, pErrorCode);
//fprintf(stdout,"Number of code points that have mappings with length >1 : %i\n",len);
if(U_FAILURE(*pErrorCode) && (reportError || *pErrorCode!=U_FILE_ACCESS_ERROR)) {
test.errln( "testidn error: u_parseDelimitedFile(\"%s\") failed - %s\n", filename, u_errorName(*pErrorCode));
}
}
static inline UStringPrepType
getValues(uint32_t result, int32_t& value, UBool& isIndex){
UStringPrepType type;
if(result == 0){
/*
* Initial value stored in the mapping table
* just return USPREP_TYPE_LIMIT .. so that
* the source codepoint is copied to the destination
*/
type = USPREP_TYPE_LIMIT;
isIndex =FALSE;
value = 0;
}else if(result >= _SPREP_TYPE_THRESHOLD){
type = (UStringPrepType) (result - _SPREP_TYPE_THRESHOLD);
isIndex =FALSE;
value = 0;
}else{
/* get the state */
type = USPREP_MAP;
/* ascertain if the value is index or delta */
if(result & 0x02){
isIndex = TRUE;
value = result >> 2; //mask off the lower 2 bits and shift
}else{
isIndex = FALSE;
value = (int16_t)result;
value = (value >> 2);
}
if((result>>2) == _SPREP_MAX_INDEX_VALUE){
type = USPREP_DELETE;
isIndex =FALSE;
value = 0;
}
}
return type;
}
static void
testAllCodepoints(TestIDNA& test){
/*
{
UChar str[19] = {
0xC138, 0xACC4, 0xC758, 0xBAA8, 0xB4E0, 0xC0AC, 0xB78C, 0xB4E4, 0xC774,
0x070F,//prohibited
0xD55C, 0xAD6D, 0xC5B4, 0xB97C, 0xC774, 0xD574, 0xD55C, 0xB2E4, 0xBA74
};
uint32_t in[19] = {0};
UErrorCode status = U_ZERO_ERROR;
int32_t inLength=0, outLength=100;
char output[100] = {0};
punycode_status error;
u_strToUTF32((UChar32*)in,19,&inLength,str,19,&status);
error= punycode_encode(inLength, in, NULL, (uint32_t*)&outLength, output);
printf(output);
}
*/
uint32_t i = 0;
int32_t unassigned = 0;
int32_t prohibited = 0;
int32_t mappedWithNorm = 0;
int32_t mapped = 0;
int32_t noValueInTrie = 0;
UStringPrepType type;
int32_t value;
UBool isIndex = FALSE;
for(i=0;i<=0x10FFFF;i++){
uint32_t result = 0;
UTRIE_GET16(idnTrie,i, result);
type = getValues(result,value, isIndex);
if(type != USPREP_TYPE_LIMIT ){
if(type == USPREP_UNASSIGNED){
unassigned++;
}
if(type == USPREP_PROHIBITED){
prohibited++;
}
if(type == USPREP_MAP){
mapped++;
}
}else{
noValueInTrie++;
if(result > 0){
test.errln("The return value for 0x%06X is wrong. %i\n",i,result);
}
}
}
test.logln("Number of Unassinged code points : %i \n",unassigned);
test.logln("Number of Prohibited code points : %i \n",prohibited);
test.logln("Number of Mapped code points : %i \n",mapped);
test.logln("Number of Mapped with NFKC code points : %i \n",mappedWithNorm);
test.logln("Number of code points that have no value in Trie: %i \n",noValueInTrie);
}
static void
compareMapping(uint32_t codepoint, uint32_t* mapping,int32_t mapLength,
UStringPrepType type){
uint32_t result = 0;
UTRIE_GET16(idnTrie,codepoint, result);
int32_t length=0;
UBool isIndex;
UStringPrepType retType;
int32_t value, index=0, delta=0;
retType = getValues(result,value,isIndex);
if(type != retType && retType != USPREP_DELETE){
pTestIDNA->errln( "Did not get the assigned type for codepoint 0x%08X. Expected: %i Got: %i\n",codepoint, USPREP_MAP, type);
}
if(isIndex){
index = value;
if(index >= indexes[_SPREP_ONE_UCHAR_MAPPING_INDEX_START] &&
index < indexes[_SPREP_TWO_UCHARS_MAPPING_INDEX_START]){
length = 1;
}else if(index >= indexes[_SPREP_TWO_UCHARS_MAPPING_INDEX_START] &&
index < indexes[_SPREP_THREE_UCHARS_MAPPING_INDEX_START]){
length = 2;
}else if(index >= indexes[_SPREP_THREE_UCHARS_MAPPING_INDEX_START] &&
index < indexes[_SPREP_FOUR_UCHARS_MAPPING_INDEX_START]){
length = 3;
}else{
length = mappingData[index++];
}
}else{
delta = value;
length = (retType == USPREP_DELETE)? 0 : 1;
}
int32_t realLength =0;
/* figure out the real length */
for(int32_t j=0; j<mapLength; j++){
if(mapping[j] > 0xFFFF){
realLength +=2;
}else{
realLength++;
}
}
if(realLength != length){
pTestIDNA->errln( "Did not get the expected length. Expected: %i Got: %i\n", mapLength, length);
}
if(isIndex){
for(int8_t i =0; i< mapLength; i++){
if(mapping[i] <= 0xFFFF){
if(mappingData[index+i] != (uint16_t)mapping[i]){
pTestIDNA->errln("Did not get the expected result. Expected: 0x%04X Got: 0x%04X \n", mapping[i], mappingData[index+i]);
}
}else{
UChar lead = U16_LEAD(mapping[i]);
UChar trail = U16_TRAIL(mapping[i]);
if(mappingData[index+i] != lead ||
mappingData[index+i+1] != trail){
pTestIDNA->errln( "Did not get the expected result. Expected: 0x%04X 0x%04X Got: 0x%04X 0x%04X", lead, trail, mappingData[index+i], mappingData[index+i+1]);
}
}
}
}else{
if(retType!=USPREP_DELETE && (codepoint-delta) != (uint16_t)mapping[0]){
pTestIDNA->errln("Did not get the expected result. Expected: 0x%04X Got: 0x%04X \n", mapping[0],(codepoint-delta));
}
}
}
static void
compareFlagsForRange(uint32_t start, uint32_t end,
UStringPrepType type){
uint32_t result =0 ;
UStringPrepType retType;
UBool isIndex=FALSE;
int32_t value=0;
/*
// supplementary code point
UChar __lead16=U16_LEAD(0x2323E);
int32_t __offset;
// get data for lead surrogate
(result)=_UTRIE_GET_RAW((&idnTrie), index, 0, (__lead16));
__offset=(&idnTrie)->getFoldingOffset(result);
// get the real data from the folded lead/trail units
if(__offset>0) {
(result)=_UTRIE_GET_RAW((&idnTrie), index, __offset, (0x2323E)&0x3ff);
} else {
(result)=(uint32_t)((&idnTrie)->initialValue);
}
UTRIE_GET16(&idnTrie,0x2323E, result);
*/
while(start < end+1){
UTRIE_GET16(idnTrie,start, result);
retType = getValues(result,value,isIndex);
if(result > _SPREP_TYPE_THRESHOLD){
if(retType != type){
pTestIDNA->errln( "FAIL: Did not get the expected type for 0x%06X. Expected: %s Got: %s\n",start,usprepTypeNames[type], usprepTypeNames[retType]);
}
}else{
if(type == USPREP_PROHIBITED && ((result & 0x01) != 0x01)){
pTestIDNA->errln( "FAIL: Did not get the expected type for 0x%06X. Expected: %s Got: %s\n",start,usprepTypeNames[type], usprepTypeNames[retType]);
}
}
start++;
}
}
#endif /* #if !UCONFIG_NO_IDNA */
/*
* Hey, Emacs, please set the following:
*
* Local Variables:
* indent-tabs-mode: nil
* End:
*
*/