jaburns
59 lines
1.4 KiB
C
59 lines
1.4 KiB
C
#include <stdlib.h>
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#include <stdbool.h>
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#include "memory.h"
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// TODO don't handle every individual allocation with malloc, it sucks on windows
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struct AllocOnlyPool
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{
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size_t allocatedCount;
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void **allocatedBlocks;
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};
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struct AllocOnlyPool *s_display_list_pool;
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void memory_init(void)
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{
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s_display_list_pool = alloc_only_pool_init();
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}
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void memory_terminate(void)
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{
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alloc_only_pool_free( s_display_list_pool );
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}
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struct AllocOnlyPool *alloc_only_pool_init(void)
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{
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struct AllocOnlyPool *newPool = malloc( sizeof( struct AllocOnlyPool ));
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newPool->allocatedCount = 0;
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newPool->allocatedBlocks = NULL;
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return newPool;
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}
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void *alloc_only_pool_alloc(struct AllocOnlyPool *pool, s32 size)
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{
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pool->allocatedCount++;
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pool->allocatedBlocks = realloc( pool->allocatedBlocks, pool->allocatedCount * sizeof( void * ));
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pool->allocatedBlocks[ pool->allocatedCount - 1 ] = malloc( size );
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return pool->allocatedBlocks[ pool->allocatedCount - 1 ];
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}
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void alloc_only_pool_free(struct AllocOnlyPool *pool)
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{
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for( int i = 0; i < pool->allocatedCount; ++i )
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free( pool->allocatedBlocks[i] );
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free( pool->allocatedBlocks );
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free( pool );
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}
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void display_list_pool_reset(void)
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{
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alloc_only_pool_free( s_display_list_pool );
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s_display_list_pool = alloc_only_pool_init();
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}
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void *alloc_display_list(u32 size)
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{
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return alloc_only_pool_alloc( s_display_list_pool, (s32)size );
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} |