- if (this != &other)
- {
- UCollationElements *ucolelem = this->m_data_;
- UCollationElements *otherucolelem = other.m_data_;
- collIterate *coliter = &(ucolelem->iteratordata_);
- collIterate *othercoliter = &(otherucolelem->iteratordata_);
- int length = 0;
-
- // checking only UCOL_ITER_HASLEN is not enough here as we may be in
- // the normalization buffer
- length = othercoliter->endp - othercoliter->string;
-
- ucolelem->reset_ = otherucolelem->reset_;
- ucolelem->isWritable = TRUE;
-
- /* create a duplicate of string */
- if (length > 0) {
- coliter->string = (UChar *)uprv_malloc(length * U_SIZEOF_UCHAR);
- if(coliter->string != NULL) {
- uprv_memcpy(coliter->string, othercoliter->string,
- length * U_SIZEOF_UCHAR);
- } else { // Error: couldn't allocate memory. No copying should be done
- length = 0;
- }
- }
- else {
- coliter->string = NULL;
- }
-
- /* start and end of string */
- coliter->endp = coliter->string + length;
-
- /* handle writable buffer here */
-
- if (othercoliter->flags & UCOL_ITER_INNORMBUF) {
- uint32_t wlength = u_strlen(othercoliter->writableBuffer) + 1;
- if (wlength < coliter->writableBufSize) {
- uprv_memcpy(coliter->stackWritableBuffer,
- othercoliter->stackWritableBuffer,
- othercoliter->writableBufSize * U_SIZEOF_UCHAR);
- }
- else {
- if (coliter->writableBuffer != coliter->stackWritableBuffer) {
- uprv_free(coliter->writableBuffer);
- }
- coliter->writableBuffer = (UChar *)uprv_malloc(
- wlength * U_SIZEOF_UCHAR);
- if(coliter->writableBuffer != NULL) {
- uprv_memcpy(coliter->writableBuffer,
- othercoliter->writableBuffer,
- wlength * U_SIZEOF_UCHAR);
- coliter->writableBufSize = wlength;
- } else { // Error: couldn't allocate memory for writableBuffer
- coliter->writableBufSize = 0;
- }
- }
- }
-
- /* current position */
- if (othercoliter->pos >= othercoliter->string &&
- othercoliter->pos <= othercoliter->endp) {
- coliter->pos = coliter->string +
- (othercoliter->pos - othercoliter->string);
- }
- else {
- coliter->pos = coliter->writableBuffer +
- (othercoliter->pos - othercoliter->writableBuffer);
- }
-
- /* CE buffer */
- uprv_memcpy(coliter->CEs, othercoliter->CEs,
- UCOL_EXPAND_CE_BUFFER_SIZE * sizeof(uint32_t));
- coliter->toReturn = coliter->CEs +
- (othercoliter->toReturn - othercoliter->CEs);
- coliter->CEpos = coliter->CEs +
- (othercoliter->CEpos - othercoliter->CEs);
-
- if (othercoliter->fcdPosition != NULL) {
- coliter->fcdPosition = coliter->string +
- (othercoliter->fcdPosition
- - othercoliter->string);
- }
- else {
- coliter->fcdPosition = NULL;
- }
- coliter->flags = othercoliter->flags/*| UCOL_ITER_HASLEN*/;
- coliter->origFlags = othercoliter->origFlags;
- coliter->coll = othercoliter->coll;
- this->isDataOwned_ = TRUE;
- }
-
- return *this;
+ if (this != &other)
+ {
+ UCollationElements *ucolelem = this->m_data_;
+ UCollationElements *otherucolelem = other.m_data_;
+ collIterate *coliter = &(ucolelem->iteratordata_);
+ collIterate *othercoliter = &(otherucolelem->iteratordata_);
+ int length = 0;
+
+ // checking only UCOL_ITER_HASLEN is not enough here as we may be in
+ // the normalization buffer
+ length = (int)(othercoliter->endp - othercoliter->string);
+
+ ucolelem->reset_ = otherucolelem->reset_;
+ ucolelem->isWritable = TRUE;
+
+ /* create a duplicate of string */
+ if (length > 0) {
+ coliter->string = (UChar *)uprv_malloc(length * U_SIZEOF_UCHAR);
+ if(coliter->string != NULL) {
+ uprv_memcpy((UChar *)coliter->string, othercoliter->string,
+ length * U_SIZEOF_UCHAR);
+ } else { // Error: couldn't allocate memory. No copying should be done
+ length = 0;
+ }
+ }
+ else {
+ coliter->string = NULL;
+ }
+
+ /* start and end of string */
+ coliter->endp = coliter->string == NULL ? NULL : coliter->string + length;
+
+ /* handle writable buffer here */
+
+ if (othercoliter->flags & UCOL_ITER_INNORMBUF) {
+ coliter->writableBuffer = othercoliter->writableBuffer;
+ coliter->writableBuffer.getTerminatedBuffer();
+ }
+
+ /* current position */
+ if (othercoliter->pos >= othercoliter->string &&
+ othercoliter->pos <= othercoliter->endp)
+ {
+ U_ASSERT(coliter->string != NULL);
+ coliter->pos = coliter->string +
+ (othercoliter->pos - othercoliter->string);
+ }
+ else {
+ coliter->pos = coliter->writableBuffer.getTerminatedBuffer() +
+ (othercoliter->pos - othercoliter->writableBuffer.getBuffer());
+ }
+
+ /* CE buffer */
+ int32_t CEsize;
+ if (coliter->extendCEs) {
+ uprv_memcpy(coliter->CEs, othercoliter->CEs, sizeof(uint32_t) * UCOL_EXPAND_CE_BUFFER_SIZE);
+ CEsize = sizeof(othercoliter->extendCEs);
+ if (CEsize > 0) {
+ othercoliter->extendCEs = (uint32_t *)uprv_malloc(CEsize);
+ uprv_memcpy(coliter->extendCEs, othercoliter->extendCEs, CEsize);
+ }
+ coliter->toReturn = coliter->extendCEs +
+ (othercoliter->toReturn - othercoliter->extendCEs);
+ coliter->CEpos = coliter->extendCEs + CEsize;
+ } else {
+ CEsize = (int32_t)(othercoliter->CEpos - othercoliter->CEs);
+ if (CEsize > 0) {
+ uprv_memcpy(coliter->CEs, othercoliter->CEs, CEsize);
+ }
+ coliter->toReturn = coliter->CEs +
+ (othercoliter->toReturn - othercoliter->CEs);
+ coliter->CEpos = coliter->CEs + CEsize;
+ }
+
+ if (othercoliter->fcdPosition != NULL) {
+ U_ASSERT(coliter->string != NULL);
+ coliter->fcdPosition = coliter->string +
+ (othercoliter->fcdPosition
+ - othercoliter->string);
+ }
+ else {
+ coliter->fcdPosition = NULL;
+ }
+ coliter->flags = othercoliter->flags/*| UCOL_ITER_HASLEN*/;
+ coliter->origFlags = othercoliter->origFlags;
+ coliter->coll = othercoliter->coll;
+ this->isDataOwned_ = TRUE;
+ }
+
+ return *this;
projects / apple / icu.git / blobdiff