mirror of
https://github.com/gryf/wmaker.git
synced 2026-01-06 05:44:11 +01:00
Change to the linux kernel coding style
for arq in `git ls-files *.c`; do
echo $arq;
indent -linux -l115 $arq;
done
The different line break at 115 columns is because
I use a widescreen monitor :-)
This commit is contained in:
Carlos R. Mafra
371
WINGs/data.c
371
WINGs/data.c
@@ -18,333 +18,272 @@
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <string.h>
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#include "WUtil.h"
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typedef struct W_Data {
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unsigned length; /* How many bytes we have */
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unsigned capacity; /* How many bytes it can hold */
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unsigned growth; /* How much to grow */
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void *bytes; /* Actual data */
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unsigned retainCount;
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WMFreeDataProc *destructor;
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int format; /* 0, 8, 16 or 32 */
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unsigned length; /* How many bytes we have */
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unsigned capacity; /* How many bytes it can hold */
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unsigned growth; /* How much to grow */
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void *bytes; /* Actual data */
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unsigned retainCount;
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WMFreeDataProc *destructor;
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int format; /* 0, 8, 16 or 32 */
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} W_Data;
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/* Creating and destroying data objects */
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WMData*
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WMCreateDataWithCapacity(unsigned capacity)
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WMData *WMCreateDataWithCapacity(unsigned capacity)
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{
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WMData *aData;
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WMData *aData;
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aData = (WMData*)wmalloc(sizeof(WMData));
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aData = (WMData *) wmalloc(sizeof(WMData));
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if (capacity>0)
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aData->bytes = wmalloc(capacity);
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else
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aData->bytes = NULL;
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if (capacity > 0)
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aData->bytes = wmalloc(capacity);
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else
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aData->bytes = NULL;
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aData->capacity = capacity;
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aData->growth = capacity/2 > 0 ? capacity/2 : 1;
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aData->length = 0;
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aData->retainCount = 1;
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aData->format = 0;
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aData->destructor = wfree;
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aData->capacity = capacity;
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aData->growth = capacity / 2 > 0 ? capacity / 2 : 1;
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aData->length = 0;
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aData->retainCount = 1;
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aData->format = 0;
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aData->destructor = wfree;
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return aData;
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return aData;
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}
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WMData*
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WMCreateDataWithLength(unsigned length)
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WMData *WMCreateDataWithLength(unsigned length)
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{
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WMData *aData;
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WMData *aData;
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aData = WMCreateDataWithCapacity(length);
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if (length>0) {
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memset(aData->bytes, 0, length);
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aData->length = length;
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}
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aData = WMCreateDataWithCapacity(length);
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if (length > 0) {
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memset(aData->bytes, 0, length);
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aData->length = length;
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}
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return aData;
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return aData;
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}
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WMData*
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WMCreateDataWithBytes(void *bytes, unsigned length)
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WMData *WMCreateDataWithBytes(void *bytes, unsigned length)
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{
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WMData *aData;
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WMData *aData;
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aData = WMCreateDataWithCapacity(length);
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aData->length = length;
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memcpy(aData->bytes, bytes, length);
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aData = WMCreateDataWithCapacity(length);
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aData->length = length;
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memcpy(aData->bytes, bytes, length);
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return aData;
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return aData;
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}
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WMData*
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WMCreateDataWithBytesNoCopy(void *bytes, unsigned length,
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WMFreeDataProc *destructor)
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WMData *WMCreateDataWithBytesNoCopy(void *bytes, unsigned length, WMFreeDataProc * destructor)
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{
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WMData *aData;
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WMData *aData;
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aData = (WMData*)wmalloc(sizeof(WMData));
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aData->length = length;
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aData->capacity = length;
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aData->growth = length/2 > 0 ? length/2 : 1;
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aData->bytes = bytes;
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aData->retainCount = 1;
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aData->format = 0;
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aData->destructor = destructor;
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aData = (WMData *) wmalloc(sizeof(WMData));
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aData->length = length;
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aData->capacity = length;
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aData->growth = length / 2 > 0 ? length / 2 : 1;
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aData->bytes = bytes;
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aData->retainCount = 1;
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aData->format = 0;
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aData->destructor = destructor;
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return aData;
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return aData;
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}
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WMData*
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WMCreateDataWithData(WMData *aData)
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WMData *WMCreateDataWithData(WMData * aData)
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{
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WMData *newData;
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WMData *newData;
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if (aData->length > 0) {
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newData = WMCreateDataWithBytes(aData->bytes, aData->length);
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} else {
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newData = WMCreateDataWithCapacity(0);
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}
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newData->format = aData->format;
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if (aData->length > 0) {
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newData = WMCreateDataWithBytes(aData->bytes, aData->length);
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} else {
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newData = WMCreateDataWithCapacity(0);
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}
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newData->format = aData->format;
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return newData;
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return newData;
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}
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WMData*
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WMRetainData(WMData *aData)
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WMData *WMRetainData(WMData * aData)
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{
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aData->retainCount++;
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return aData;
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aData->retainCount++;
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return aData;
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}
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void
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WMReleaseData(WMData *aData)
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void WMReleaseData(WMData * aData)
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{
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aData->retainCount--;
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if (aData->retainCount > 0)
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return;
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if (aData->bytes!=NULL && aData->destructor!=NULL) {
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aData->destructor(aData->bytes);
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}
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wfree(aData);
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aData->retainCount--;
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if (aData->retainCount > 0)
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return;
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if (aData->bytes != NULL && aData->destructor != NULL) {
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aData->destructor(aData->bytes);
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}
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wfree(aData);
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}
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/* Adjusting capacity */
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void
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WMSetDataCapacity(WMData *aData, unsigned capacity)
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void WMSetDataCapacity(WMData * aData, unsigned capacity)
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{
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if (aData->capacity != capacity) {
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aData->bytes = wrealloc(aData->bytes, capacity);
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aData->capacity = capacity;
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aData->growth = capacity/2 > 0 ? capacity/2 : 1;
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}
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if (aData->length > capacity) {
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aData->length = capacity;
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}
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if (aData->capacity != capacity) {
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aData->bytes = wrealloc(aData->bytes, capacity);
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aData->capacity = capacity;
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aData->growth = capacity / 2 > 0 ? capacity / 2 : 1;
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}
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if (aData->length > capacity) {
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aData->length = capacity;
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}
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}
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void
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WMSetDataLength(WMData *aData, unsigned length)
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void WMSetDataLength(WMData * aData, unsigned length)
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{
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if (length > aData->capacity) {
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WMSetDataCapacity(aData, length);
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}
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if (length > aData->length) {
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memset((unsigned char*)aData->bytes + aData->length, 0,
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length - aData->length);
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}
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aData->length = length;
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if (length > aData->capacity) {
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WMSetDataCapacity(aData, length);
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}
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if (length > aData->length) {
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memset((unsigned char *)aData->bytes + aData->length, 0, length - aData->length);
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}
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aData->length = length;
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}
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void
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WMSetDataFormat(WMData *aData, unsigned format)
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void WMSetDataFormat(WMData * aData, unsigned format)
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{
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aData->format = format;
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aData->format = format;
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}
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void
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WMIncreaseDataLengthBy(WMData *aData, unsigned extraLength)
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void WMIncreaseDataLengthBy(WMData * aData, unsigned extraLength)
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{
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WMSetDataLength(aData, aData->length + extraLength);
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WMSetDataLength(aData, aData->length + extraLength);
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}
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/* Accessing data */
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const void*
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WMDataBytes(WMData *aData)
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const void *WMDataBytes(WMData * aData)
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{
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return aData->bytes;
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return aData->bytes;
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}
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void
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WMGetDataBytes(WMData *aData, void *buffer)
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void WMGetDataBytes(WMData * aData, void *buffer)
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{
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wassertr(aData->length > 0);
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wassertr(aData->length > 0);
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memcpy(buffer, aData->bytes, aData->length);
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memcpy(buffer, aData->bytes, aData->length);
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}
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unsigned
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WMGetDataFormat(WMData *aData)
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unsigned WMGetDataFormat(WMData * aData)
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{
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return aData->format;
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return aData->format;
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}
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void
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WMGetDataBytesWithLength(WMData *aData, void *buffer, unsigned length)
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void WMGetDataBytesWithLength(WMData * aData, void *buffer, unsigned length)
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{
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wassertr(aData->length > 0);
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wassertr(length <= aData->length);
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wassertr(aData->length > 0);
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wassertr(length <= aData->length);
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memcpy(buffer, aData->bytes, length);
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memcpy(buffer, aData->bytes, length);
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}
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void
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WMGetDataBytesWithRange(WMData *aData, void *buffer, WMRange aRange)
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void WMGetDataBytesWithRange(WMData * aData, void *buffer, WMRange aRange)
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{
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wassertr(aRange.position < aData->length);
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wassertr(aRange.count <= aData->length-aRange.position);
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wassertr(aRange.position < aData->length);
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wassertr(aRange.count <= aData->length - aRange.position);
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memcpy(buffer, (unsigned char*)aData->bytes + aRange.position,
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aRange.count);
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memcpy(buffer, (unsigned char *)aData->bytes + aRange.position, aRange.count);
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}
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WMData*
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WMGetSubdataWithRange(WMData *aData, WMRange aRange)
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WMData *WMGetSubdataWithRange(WMData * aData, WMRange aRange)
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{
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void *buffer;
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WMData *newData;
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void *buffer;
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WMData *newData;
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if (aRange.count <= 0)
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return WMCreateDataWithCapacity(0);
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if (aRange.count <= 0)
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return WMCreateDataWithCapacity(0);
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buffer = wmalloc(aRange.count);
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WMGetDataBytesWithRange(aData, buffer, aRange);
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newData = WMCreateDataWithBytesNoCopy(buffer, aRange.count, wfree);
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newData->format = aData->format;
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buffer = wmalloc(aRange.count);
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WMGetDataBytesWithRange(aData, buffer, aRange);
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newData = WMCreateDataWithBytesNoCopy(buffer, aRange.count, wfree);
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newData->format = aData->format;
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return newData;
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return newData;
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}
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/* Testing data */
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Bool
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WMIsDataEqualToData(WMData *aData, WMData *anotherData)
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Bool WMIsDataEqualToData(WMData * aData, WMData * anotherData)
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{
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if (aData->length != anotherData->length)
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return False;
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else if (!aData->bytes && !anotherData->bytes) /* both are empty */
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return True;
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else if (!aData->bytes || !anotherData->bytes) /* one of them is empty */
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return False;
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return (memcmp(aData->bytes, anotherData->bytes, aData->length)==0);
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if (aData->length != anotherData->length)
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return False;
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else if (!aData->bytes && !anotherData->bytes) /* both are empty */
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return True;
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else if (!aData->bytes || !anotherData->bytes) /* one of them is empty */
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return False;
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return (memcmp(aData->bytes, anotherData->bytes, aData->length) == 0);
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}
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unsigned
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WMGetDataLength(WMData *aData)
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unsigned WMGetDataLength(WMData * aData)
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{
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return aData->length;
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return aData->length;
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}
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/* Adding data */
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void
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WMAppendDataBytes(WMData *aData, void *bytes, unsigned length)
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void WMAppendDataBytes(WMData * aData, void *bytes, unsigned length)
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{
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unsigned oldLength = aData->length;
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unsigned newLength = oldLength + length;
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unsigned oldLength = aData->length;
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unsigned newLength = oldLength + length;
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if (newLength > aData->capacity) {
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unsigned nextCapacity = aData->capacity + aData->growth;
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unsigned nextGrowth = aData->capacity ? aData->capacity : 1;
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if (newLength > aData->capacity) {
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unsigned nextCapacity = aData->capacity + aData->growth;
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unsigned nextGrowth = aData->capacity ? aData->capacity : 1;
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while (nextCapacity < newLength) {
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unsigned tmp = nextCapacity + nextGrowth;
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while (nextCapacity < newLength) {
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unsigned tmp = nextCapacity + nextGrowth;
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nextGrowth = nextCapacity;
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nextCapacity = tmp;
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}
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WMSetDataCapacity(aData, nextCapacity);
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aData->growth = nextGrowth;
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}
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memcpy((unsigned char*)aData->bytes + oldLength, bytes, length);
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aData->length = newLength;
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nextGrowth = nextCapacity;
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nextCapacity = tmp;
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}
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WMSetDataCapacity(aData, nextCapacity);
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aData->growth = nextGrowth;
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}
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memcpy((unsigned char *)aData->bytes + oldLength, bytes, length);
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aData->length = newLength;
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}
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void
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WMAppendData(WMData *aData, WMData *anotherData)
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void WMAppendData(WMData * aData, WMData * anotherData)
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{
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if (anotherData->length > 0)
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WMAppendDataBytes(aData, anotherData->bytes, anotherData->length);
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if (anotherData->length > 0)
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WMAppendDataBytes(aData, anotherData->bytes, anotherData->length);
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}
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/* Modifying data */
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void
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WMReplaceDataBytesInRange(WMData *aData, WMRange aRange, void *bytes)
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void WMReplaceDataBytesInRange(WMData * aData, WMRange aRange, void *bytes)
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{
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wassertr(aRange.position < aData->length);
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wassertr(aRange.count <= aData->length-aRange.position);
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wassertr(aRange.position < aData->length);
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wassertr(aRange.count <= aData->length - aRange.position);
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memcpy((unsigned char*)aData->bytes + aRange.position, bytes, aRange.count);
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memcpy((unsigned char *)aData->bytes + aRange.position, bytes, aRange.count);
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}
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void
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WMResetDataBytesInRange(WMData *aData, WMRange aRange)
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void WMResetDataBytesInRange(WMData * aData, WMRange aRange)
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{
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wassertr(aRange.position < aData->length);
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wassertr(aRange.count <= aData->length-aRange.position);
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wassertr(aRange.position < aData->length);
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wassertr(aRange.count <= aData->length - aRange.position);
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memset((unsigned char*)aData->bytes + aRange.position, 0, aRange.count);
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memset((unsigned char *)aData->bytes + aRange.position, 0, aRange.count);
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}
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void
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WMSetData(WMData *aData, WMData *anotherData)
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void WMSetData(WMData * aData, WMData * anotherData)
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{
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unsigned length = anotherData->length;
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unsigned length = anotherData->length;
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WMSetDataCapacity(aData, length);
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if (length > 0)
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memcpy(aData->bytes, anotherData->bytes, length);
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aData->length = length;
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WMSetDataCapacity(aData, length);
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if (length > 0)
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memcpy(aData->bytes, anotherData->bytes, length);
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aData->length = length;
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}
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/* Storing data */
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