static UBool ucbuf_isCPKnown(const char* cp){
if(ucnv_compareNames("UTF-8",cp)==0){
return TRUE;
}
if(ucnv_compareNames("UTF-16BE",cp)==0){
return TRUE;
}
if(ucnv_compareNames("UTF-16LE",cp)==0){
return TRUE;
}
if(ucnv_compareNames("UTF-16",cp)==0){
return TRUE;
}
if(ucnv_compareNames("UTF-32",cp)==0){
return TRUE;
}
if(ucnv_compareNames("UTF-32BE",cp)==0){
return TRUE;
}
if(ucnv_compareNames("UTF-32LE",cp)==0){
return TRUE;
}
if(ucnv_compareNames("SCSU",cp)==0){
return TRUE;
}
if(ucnv_compareNames("BOCU-1",cp)==0){
return TRUE;
}
if(ucnv_compareNames("UTF-7",cp)==0){
return TRUE;
}
return FALSE;
}
static int32_t findIndex(const char* converterName) {
int32_t i;
for (i = 0 ; i < gCountAvailable; i++) {
if(ucnv_compareNames(gAvailableNames[i], converterName) == 0) {
return i;
}
}
return -1;
}
static int
compareAliases(const void *alias1, const void *alias2) {
/* Names like IBM850 and ibm-850 need to be sorted together */
int result = ucnv_compareNames(GET_ALIAS_STR(*(uint16_t*)alias1), GET_ALIAS_STR(*(uint16_t*)alias2));
if (!result) {
/* Sort the shortest first */
return (int)uprv_strlen(GET_ALIAS_STR(*(uint16_t*)alias1)) - (int)uprv_strlen(GET_ALIAS_STR(*(uint16_t*)alias2));
}
return result;
}
/*
* Is this alias in this list?
* alias and listOffset should be non-NULL.
*/
static U_INLINE UBool
isAliasInList(const char* alias, uint32_t listOffset) {
if (listOffset) {
uint32_t currAlias;
uint32_t listCount = gMainTable.taggedAliasLists[listOffset];
/* +1 to skip listCount */
const uint16_t* currList = gMainTable.taggedAliasLists + listOffset + 1;
for (currAlias = 0; currAlias < listCount; currAlias++) {
if (currList[currAlias]
&& ucnv_compareNames(alias, GET_STRING(currList[currAlias])) == 0) {
return TRUE;
}
}
}
return FALSE;
}
static uint16_t
addConverter(const char *converter) {
uint32_t idx;
if(converterCount>=MAX_CONV_COUNT) {
fprintf(stderr, "%s:%d: error: too many converters\n", path, lineNum);
exit(U_BUFFER_OVERFLOW_ERROR);
}
for (idx = 0; idx < converterCount; idx++) {
if (ucnv_compareNames(converter, GET_ALIAS_STR(converters[idx].converter)) == 0) {
fprintf(stderr, "%s:%d: error: duplicate converter %s found!\n", path, lineNum, converter);
exit(U_PARSE_ERROR);
break;
}
}
converters[converterCount].converter = GET_ALIAS_NUM(converter);
converters[converterCount].totalAliasCount = 0;
return converterCount++;
}
bool qTextCodecNameMatch(const char *n, const char *h)
{
return ucnv_compareNames(n, h) == 0;
}
/*
* search for an alias
* return the converter number index for gConverterList
*/
static inline uint32_t
findConverter(const char *alias, UBool *containsOption, UErrorCode *pErrorCode) {
uint32_t mid, start, limit;
uint32_t lastMid;
int result;
int isUnnormalized = (gMainTable.optionTable->stringNormalizationType == UCNV_IO_UNNORMALIZED);
char strippedName[UCNV_MAX_CONVERTER_NAME_LENGTH];
if (!isUnnormalized) {
if (uprv_strlen(alias) >= UCNV_MAX_CONVERTER_NAME_LENGTH) {
*pErrorCode = U_BUFFER_OVERFLOW_ERROR;
return UINT32_MAX;
}
/* Lower case and remove ignoreable characters. */
ucnv_io_stripForCompare(strippedName, alias);
alias = strippedName;
}
/* do a binary search for the alias */
start = 0;
limit = gMainTable.untaggedConvArraySize;
mid = limit;
lastMid = UINT32_MAX;
for (;;) {
mid = (uint32_t)((start + limit) / 2);
if (lastMid == mid) { /* Have we moved? */
break; /* We haven't moved, and it wasn't found. */
}
lastMid = mid;
if (isUnnormalized) {
result = ucnv_compareNames(alias, GET_STRING(gMainTable.aliasList[mid]));
}
else {
result = uprv_strcmp(alias, GET_NORMALIZED_STRING(gMainTable.aliasList[mid]));
}
if (result < 0) {
limit = mid;
} else if (result > 0) {
start = mid;
} else {
/* Since the gencnval tool folds duplicates into one entry,
* this alias in gAliasList is unique, but different standards
* may map an alias to different converters.
*/
if (gMainTable.untaggedConvArray[mid] & UCNV_AMBIGUOUS_ALIAS_MAP_BIT) {
*pErrorCode = U_AMBIGUOUS_ALIAS_WARNING;
}
/* State whether the canonical converter name contains an option.
This information is contained in this list in order to maintain backward & forward compatibility. */
if (containsOption) {
UBool containsCnvOptionInfo = (UBool)gMainTable.optionTable->containsCnvOptionInfo;
*containsOption = (UBool)((containsCnvOptionInfo
&& ((gMainTable.untaggedConvArray[mid] & UCNV_CONTAINS_OPTION_BIT) != 0))
|| !containsCnvOptionInfo);
}
return gMainTable.untaggedConvArray[mid] & UCNV_CONVERTER_INDEX_MASK;
}
}
return UINT32_MAX;
}
/* The knownAliases should be sorted before calling this function */
static uint32_t
resolveAliases(uint16_t *uniqueAliasArr, uint16_t *uniqueAliasToConverterArr, uint16_t aliasOffset) {
uint32_t uniqueAliasIdx = 0;
uint32_t idx;
uint16_t currTagNum, oldTagNum;
uint16_t currConvNum, oldConvNum;
const char *lastName;
resolveAliasToConverter(knownAliases[0], &oldTagNum, &currConvNum);
uniqueAliasToConverterArr[uniqueAliasIdx] = currConvNum;
oldConvNum = currConvNum;
uniqueAliasArr[uniqueAliasIdx] = knownAliases[0] + aliasOffset;
uniqueAliasIdx++;
lastName = GET_ALIAS_STR(knownAliases[0]);
for (idx = 1; idx < knownAliasesCount; idx++) {
resolveAliasToConverter(knownAliases[idx], &currTagNum, &currConvNum);
if (ucnv_compareNames(lastName, GET_ALIAS_STR(knownAliases[idx])) == 0) {
/* duplicate found */
if ((currTagNum < oldTagNum && currTagNum >= UCNV_NUM_RESERVED_TAGS)
|| oldTagNum == 0) {
oldTagNum = currTagNum;
uniqueAliasToConverterArr[uniqueAliasIdx - 1] = currConvNum;
uniqueAliasArr[uniqueAliasIdx - 1] = knownAliases[idx] + aliasOffset;
if (verbose) {
printf("using %s instead of %s -> %s",
GET_ALIAS_STR(knownAliases[idx]),
lastName,
GET_ALIAS_STR(converters[currConvNum].converter));
if (oldConvNum != currConvNum) {
printf(" (alias conflict)");
}
puts("");
}
}
else {
/* else ignore it */
if (verbose) {
printf("folding %s into %s -> %s",
GET_ALIAS_STR(knownAliases[idx]),
lastName,
GET_ALIAS_STR(converters[oldConvNum].converter));
if (oldConvNum != currConvNum) {
printf(" (alias conflict)");
}
puts("");
}
}
if (oldConvNum != currConvNum) {
uniqueAliasToConverterArr[uniqueAliasIdx - 1] |= UCNV_AMBIGUOUS_ALIAS_MAP_BIT;
}
}
else {
uniqueAliasToConverterArr[uniqueAliasIdx] = currConvNum;
oldConvNum = currConvNum;
uniqueAliasArr[uniqueAliasIdx] = knownAliases[idx] + aliasOffset;
uniqueAliasIdx++;
lastName = GET_ALIAS_STR(knownAliases[idx]);
oldTagNum = currTagNum;
/*printf("%s -> %s\n", GET_ALIAS_STR(knownAliases[idx]), GET_ALIAS_STR(converters[currConvNum].converter));*/
}
if (uprv_strchr(GET_ALIAS_STR(converters[currConvNum].converter), UCNV_OPTION_SEP_CHAR) != NULL) {
uniqueAliasToConverterArr[uniqueAliasIdx-1] |= UCNV_CONTAINS_OPTION_BIT;
}
}
return uniqueAliasIdx;
}
/*
@param standard When standard is 0, then it's the "empty" tag.
*/
static uint16_t
addAlias(const char *alias, uint16_t standard, uint16_t converter, UBool defaultName) {
uint32_t idx, idx2;
UBool startEmptyWithoutDefault = FALSE;
AliasList *aliasList;
if(standard>=MAX_TAG_COUNT) {
fprintf(stderr, "%s:%d: error: too many standard tags\n", path, lineNum);
exit(U_BUFFER_OVERFLOW_ERROR);
}
if(converter>=MAX_CONV_COUNT) {
fprintf(stderr, "%s:%d: error: too many converter names\n", path, lineNum);
exit(U_BUFFER_OVERFLOW_ERROR);
}
aliasList = &tags[standard].aliasList[converter];
if (strchr(alias, '}')) {
fprintf(stderr, "%s:%d: error: unmatched } found\n", path,
lineNum);
}
if(aliasList->aliasCount + 1 >= MAX_TC_ALIAS_COUNT) {
fprintf(stderr, "%s:%d: error: too many aliases for alias %s and converter %s\n", path,
lineNum, alias, GET_ALIAS_STR(converters[converter].converter));
exit(U_BUFFER_OVERFLOW_ERROR);
}
/* Show this warning only once. All aliases are added to the "ALL" tag. */
if (standard == ALL_TAG_NUM && GET_ALIAS_STR(converters[converter].converter) != alias) {
/* Normally these option values are parsed at runtime, and they can
be discarded when the alias is a default converter. Options should
only be on a converter and not an alias. */
if (uprv_strchr(alias, UCNV_OPTION_SEP_CHAR) != 0)
{
fprintf(stderr, "warning(line %d): alias %s contains a \""UCNV_OPTION_SEP_STRING"\". Options are parsed at run-time and do not need to be in the alias table.\n",
lineNum, alias);
}
if (uprv_strchr(alias, UCNV_VALUE_SEP_CHAR) != 0)
{
fprintf(stderr, "warning(line %d): alias %s contains an \""UCNV_VALUE_SEP_STRING"\". Options are parsed at run-time and do not need to be in the alias table.\n",
lineNum, alias);
}
}
if (standard != ALL_TAG_NUM) {
/* Check for duplicate aliases for this tag on all converters */
for (idx = 0; idx < converterCount; idx++) {
for (idx2 = 0; idx2 < tags[standard].aliasList[idx].aliasCount; idx2++) {
uint16_t aliasNum = tags[standard].aliasList[idx].aliases[idx2];
if (aliasNum
&& ucnv_compareNames(alias, GET_ALIAS_STR(aliasNum)) == 0)
{
if (idx == converter) {
/*
* (alias, standard) duplicates are harmless if they map to the same converter.
* Only print a warning in verbose mode, or if the alias is a precise duplicate,
* not just a lenient-match duplicate.
*/
if (verbose || 0 == uprv_strcmp(alias, GET_ALIAS_STR(aliasNum))) {
fprintf(stderr, "%s:%d: warning: duplicate aliases %s and %s found for standard %s and converter %s\n", path,
lineNum, alias, GET_ALIAS_STR(aliasNum),
GET_TAG_STR(tags[standard].tag),
GET_ALIAS_STR(converters[converter].converter));
}
} else {
fprintf(stderr, "%s:%d: warning: duplicate aliases %s and %s found for standard tag %s between converter %s and converter %s\n", path,
lineNum, alias, GET_ALIAS_STR(aliasNum),
GET_TAG_STR(tags[standard].tag),
GET_ALIAS_STR(converters[converter].converter),
GET_ALIAS_STR(converters[idx].converter));
}
break;
}
}
}
/* Check for duplicate default aliases for this converter on all tags */
/* It's okay to have multiple standards prefer the same name */
/* if (verbose && !dupFound) {
for (idx = 0; idx < tagCount; idx++) {
if (tags[idx].aliasList[converter].aliases) {
uint16_t aliasNum = tags[idx].aliasList[converter].aliases[0];
if (aliasNum
&& ucnv_compareNames(alias, GET_ALIAS_STR(aliasNum)) == 0)
{
fprintf(stderr, "%s:%d: warning: duplicate alias %s found for converter %s and standard tag %s\n", path,
lineNum, alias, GET_ALIAS_STR(converters[converter].converter), GET_TAG_STR(tags[standard].tag));
break;
}
}
}
}*/
}
if (aliasList->aliasCount <= 0) {
aliasList->aliasCount++;
startEmptyWithoutDefault = TRUE;
}
aliasList->aliases = (uint16_t *)uprv_realloc(aliasList->aliases, (aliasList->aliasCount + 1) * sizeof(aliasList->aliases[0]));
if (startEmptyWithoutDefault) {
aliasList->aliases[0] = 0;
}
if (defaultName) {
if (aliasList->aliases[0] != 0) {
fprintf(stderr, "%s:%d: error: Alias %s and %s cannot both be the default alias for standard tag %s and converter %s\n", path,
lineNum,
alias,
GET_ALIAS_STR(aliasList->aliases[0]),
GET_TAG_STR(tags[standard].tag),
GET_ALIAS_STR(converters[converter].converter));
exit(U_PARSE_ERROR);
}
aliasList->aliases[0] = GET_ALIAS_NUM(alias);
} else {
aliasList->aliases[aliasList->aliasCount++] = GET_ALIAS_NUM(alias);
}
/* aliasList->converter = converter;*/
converters[converter].totalAliasCount++; /* One more to the column */
tags[standard].totalAliasCount++; /* One more to the row */
return aliasList->aliasCount;
}
int __hs_ucnv_compareNames(const char *name1, const char *name2)
{
return ucnv_compareNames(name1, name2);
}
