C++ (Cpp) judy_abort Examples

Example #1

File: judy64d.c Project: ngocdaothanh/jerly

void *judy_data (Judy *judy, uint amt)
{
JudySeg *seg;
void *block;

	if( amt & 0x07 )
		amt |= 0x07, amt += 1;

	if( !judy->seg || judy->seg->next < amt + sizeof(*seg) ) {
		if( (seg = valloc (JUDY_seg)) ) {
			seg->next = JUDY_seg, seg->seg = judy->seg, judy->seg = seg;
		} else {
#ifdef STANDALONE
			judy_abort("Out of virtual memory");
#else
			return NULL;
#endif
		}
	
#ifdef STANDALONE
		MaxMem += JUDY_seg;
#endif
	}

	judy->seg->next -= amt;

	block = (void *)((uchar *)judy->seg + judy->seg->next);
	memset (block, 0, amt);
	return block;
}

Example #2

File: judy64d.c Project: ngocdaothanh/jerly

void *judy_open (uint max)
{
JudySeg *seg;
Judy *judy;
uint amt;

	if( (seg = valloc(JUDY_seg)) ) {
		seg->next = JUDY_seg;
	} else {
#ifdef STANDALONE
		judy_abort ("No virtual memory");
#else
		return NULL;
#endif
	}


	amt = sizeof(Judy) + max * sizeof(JudyStack);
#ifdef STANDALONE
	MaxMem += JUDY_seg;
#endif

	if( amt & 0x07 )
		amt |= 0x07, amt++;

	seg->next -= amt;
	judy = (Judy *)((uchar *)seg + seg->next);
	memset(judy, 0, amt);
 	judy->seg = seg;
	judy->max = max;
	return judy;
}

Example #3

File: judy.c Project: DongwanCho/stepcode

void * judy_data( Judy * judy, unsigned int amt )

{
    JudySeg * seg;
    void * block;

    if( !judy->seg )
#if defined(STANDALONE) || defined(ASKITIS)
        judy_abort( "illegal allocation from judy clone" );
#else
        return NULL;
#endif

    if( amt & ( JUDY_cache_line - 1 ) ) {
        amt |= ( JUDY_cache_line - 1 ), amt += 1;
    }

    if( judy->seg->next < amt + sizeof( *seg ) ) {
        if( ( seg = malloc( JUDY_seg ) ) ) {
            seg->next = JUDY_seg;
            seg->seg = judy->seg;
            judy->seg = seg;
            seg->next -= ( JudySlot )seg & ( JUDY_cache_line - 1 );
        } else {
#if defined(STANDALONE) || defined(ASKITIS)
            judy_abort( "Out of virtual memory" );
#else
            return NULL;
#endif
        }

#if defined(STANDALONE) || defined(ASKITIS)
        MaxMem += JUDY_seg;
#endif
    }

    judy->seg->next -= amt;

    block = ( void * )( ( unsigned char * )judy->seg + judy->seg->next );
    memset( block, 0, amt );
    return block;
}

Example #4

File: judy64d.c Project: ngocdaothanh/jerly

void *judy_alloc (Judy *judy, int type)
{
void **block;
JudySeg *seg;
uint amt;

	amt = JudySize[type];

	if( amt & 0x07 )
		amt |= 0x07, amt += 1;

	if( (block = judy->reuse[type]) ) {
		judy->reuse[type] = *block;
		memset (block, 0, amt);
		return (void *)block;
	}

	if( !judy->seg || judy->seg->next < amt + sizeof(*seg) ) {
		if( (seg = valloc (JUDY_seg)) ) {
			seg->next = JUDY_seg, seg->seg = judy->seg, judy->seg = seg;
		} else {
#ifdef STANDALONE
			judy_abort("Out of virtual memory");
#else
			return NULL;
#endif
		}

#ifdef STANDALONE
		MaxMem += JUDY_seg;
#endif
	}

	judy->seg->next -= amt;

	block = (void **)((uchar *)judy->seg + judy->seg->next);
	memset (block, 0, amt);
	return (void *)block;
}

Example #5

File: judy.c Project: DongwanCho/stepcode

Judy * judy_open( unsigned int max, unsigned int depth ) {
    JudySeg * seg;
    Judy * judy;
    unsigned int amt;

    max++;        // allow for zero terminator on keys

    if( ( seg = malloc( JUDY_seg ) ) ) {
        seg->seg = NULL;
        seg->next = JUDY_seg;
    } else {
#if defined(STANDALONE) || defined(ASKITIS)
        judy_abort( "No virtual memory" );
#else
        return NULL;
#endif
    }

    amt = sizeof( Judy ) + max * sizeof( JudyStack );

    if( amt & ( JUDY_cache_line - 1 ) ) {
        amt |= JUDY_cache_line - 1, amt++;
    }

#if defined(STANDALONE) || defined(ASKITIS)
    MaxMem += JUDY_seg;
#endif

    seg->next -= ( JudySlot )seg & ( JUDY_cache_line - 1 );
    seg->next -= amt;

    judy = ( Judy * )( ( unsigned char * )seg + seg->next );
    memset( judy, 0, amt );
    judy->depth = depth;
    judy->seg = seg;
    judy->max = max;
    return judy;
}

Example #6

File: judy64j.c Project: JerrySievert/judyarray

void *judy_open (uint max)
{
JudySeg *seg;
Judy *judy;
uint amt;

	max++;		// allow for zero terminator on keys

	if( (seg = malloc(JUDY_seg)) ) {
		seg->seg = NULL;
		seg->next = JUDY_seg;
	} else {
#ifdef STANDALONE
		judy_abort ("No virtual memory");
#else
		return NULL;
#endif
	}

	amt = sizeof(Judy) + max * sizeof(JudyStack);

	if( amt & (JUDY_cache_line - 1) )
		amt |= JUDY_cache_line - 1, amt++;

#ifdef STANDALONE
	MaxMem += JUDY_seg;
#endif

	seg->next -= (JudySlot)seg & (JUDY_cache_line - 1);
	seg->next -= amt;

	judy = (Judy *)((uchar *)seg + seg->next);
	memset(judy, 0, amt);
 	judy->seg = seg;
	judy->max = max;
	return judy;
}

Example #7

File: judy64g.c Project: JerrySievert/judyarray

void *judy_alloc (Judy *judy, int type)
{
uint amt, idx;
JudySeg *seg;
void **block;

	if( !judy->seg )
#ifdef STANDALONE
			judy_abort("illegal allocation from judy clone");
#else
			return NULL;
#endif

	if( type == JUDY_radix )
		type = JUDY_radix_equiv;

	if( type == JUDY_span )
		type = JUDY_span_equiv;

	amt = JudySize[type];

	if( amt & 0x07 )
		amt |= 0x07, amt += 1;

	//	see if free block is already available

	if( (block = judy->reuse[type]) ) {
		judy->reuse[type] = *block;
		memset (block, 0, amt);
		return (void *)block;
	}

	//	break down available larger block
	//	for reuse into smaller blocks

	if( type >= JUDY_1 )
	  for( idx = type; idx++ < JUDY_max; )
		if( block = judy->reuse[idx] ) {
		  judy->reuse[idx] = *block;
		  while( idx-- > type) {
			judy->reuse[idx] = block + JudySize[idx] / sizeof(void *);
			block[JudySize[idx] / sizeof(void *)] = 0;
		  }
		  memset (block, 0, amt);
		  return (void *)block;
		}

	if( judy->seg->next < amt + sizeof(*seg) ) {
		if( (seg = valloc (JUDY_seg)) ) {
			seg->next = JUDY_seg, seg->seg = judy->seg, judy->seg = seg;
		} else {
#ifdef STANDALONE
			judy_abort("Out of virtual memory");
#else
			return NULL;
#endif
		}

#ifdef STANDALONE
		MaxMem += JUDY_seg;
#endif
	}

	judy->seg->next -= amt;

	block = (void **)((uchar *)judy->seg + judy->seg->next);
	memset (block, 0, amt);
	return (void *)block;
}

Example #8

File: judy64j.c Project: JerrySievert/judyarray

void *judy_alloc (Judy *judy, uint type)
{
uint amt, idx, min;
JudySeg *seg;
void **block;
void **rtn;

	if( !judy->seg )
#ifdef STANDALONE
			judy_abort("illegal allocation from judy clone");
#else
			return NULL;
#endif

	if( type == JUDY_radix )
		type = JUDY_radix_equiv;

	if( type == JUDY_span )
		type = JUDY_span_equiv;

	amt = JudySize[type];

	if( amt & 0x07 )
		amt |= 0x07, amt += 1;

	//	see if free block is already available

	if( (block = judy->reuse[type]) ) {
		judy->reuse[type] = *block;
		memset (block, 0, amt);
		return (void *)block;
	}

	//	break down available larger block
	//	for reuse into smaller blocks

	if( type >= JUDY_1 )
	  for( idx = type; idx++ < JUDY_max; )
		if( block = judy->reuse[idx] ) {
		  judy->reuse[idx] = *block;
		  while( idx-- > type) {
			judy->reuse[idx] = block + JudySize[idx] / sizeof(void *);
			block[JudySize[idx] / sizeof(void *)] = 0;
		  }
		  memset (block, 0, amt);
		  return (void *)block;
		}

	min = amt < JUDY_cache_line ? JUDY_cache_line : amt;

	if( judy->seg->next < min + sizeof(*seg) ) {
		if( (seg = malloc (JUDY_seg)) ) {
			seg->next = JUDY_seg;
			seg->seg = judy->seg;
			judy->seg = seg;
			seg->next -= (JudySlot)seg & (JUDY_cache_line - 1);
		} else {
#ifdef STANDALONE
			judy_abort("Out of virtual memory");
#else
			return NULL;
#endif
		}

#ifdef STANDALONE
		MaxMem += JUDY_seg;
#endif
	}

	//	generate additional free blocks
	//	to fill up to cache line size

	rtn = (void **)((uchar *)judy->seg + judy->seg->next - amt);

	for( idx = type; amt & (JUDY_cache_line - 1); amt <<= 1 ) {
		block = (void **)((uchar *)judy->seg + judy->seg->next - 2 * amt);
		judy->reuse[idx++] = block;
		*block = 0;
	}

	judy->seg->next -= amt;
	memset (rtn, 0, JudySize[type]);
	return (void *)rtn;
}