104 lines
2.7 KiB
C
104 lines
2.7 KiB
C
/* SCE CONFIDENTIAL
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PlayStation(R)Vita Programmer Tool Runtime Library Release 03.000.061
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* Copyright (C) 2012 Sony Computer Entertainment Inc.
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* All Rights Reserved.
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*/
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#include <stdlib.h>
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#include <mspace.h>
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#include <kernel.h>
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//#include <libdbg.h>
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#define HEAP_SIZE (1024 * 1024)
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#define HEAP_ERROR1 1
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#define HEAP_ERROR2 2
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#define HEAP_ERROR3 3
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static SceUID s_heapUid;
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static mspace s_mspace;
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void user_malloc_for_tls_init(void);
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void user_malloc_for_tls_finalize(void);
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void *user_malloc_for_tls(size_t size);
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void user_free_for_tls(void *ptr);
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/**E Replace _malloc_for_tls_init function. */
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/**J _malloc_for_tls_init 関数と置き換わる */
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void user_malloc_for_tls_init(void)
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{
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int res;
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void *base = NULL;
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/**E Allocate a memory block from the kernel */
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/**J カーネルからメモリブロックを確保する */
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s_heapUid = sceKernelAllocMemBlock("UserAllocatorForTLS", SCE_KERNEL_MEMBLOCK_TYPE_USER_RWDATA, HEAP_SIZE, SCE_NULL);
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if (s_heapUid < SCE_OK) {
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/**E Error handling */
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/**J エラー処理 */
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sceLibcSetHeapInitError(HEAP_ERROR1);
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} else {
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/**E Obtain the address of the allocated memory block */
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/**J 確保したメモリブロックのアドレスを取得する */
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res = sceKernelGetMemBlockBase(s_heapUid, &base);
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if (res < SCE_OK) {
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/**E Error handling */
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/**J エラー処理 */
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sceLibcSetHeapInitError(HEAP_ERROR2);
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} else {
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/**E Generate mspace */
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/**J mspace を生成する */
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s_mspace = mspace_create(base, HEAP_SIZE);
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if (s_mspace == NULL) {
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/**E Error handling */
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/**J エラー処理 */
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sceLibcSetHeapInitError(HEAP_ERROR3);
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}
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}
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}
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}
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/**E Replace _malloc_for_tls_finalize function. */
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/**J _malloc_for_tls_finalize 関数と置き換わる */
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void user_malloc_for_tls_finalize(void)
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{
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int res;
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if (s_mspace != NULL) {
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/**E Free mspace */
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/**J mspace を解放する */
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res = mspace_destroy(s_mspace);
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if (res != 0) {
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/**E Error handling */
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/**J エラー処理 */
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__breakpoint(0);
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}
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}
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if (SCE_OK <= s_heapUid) {
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/**E Free the memory block */
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/**J メモリブロックを解放する */
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res = sceKernelFreeMemBlock(s_heapUid);
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if (res < SCE_OK) {
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/**E Error handling */
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/**J エラー処理 */
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__breakpoint(0);
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}
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}
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}
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/**E Replace _malloc_for_tls function. */
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/**J _malloc_for_tls 関数と置き換わる */
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void *user_malloc_for_tls(size_t size)
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{
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// SCE_DBG_LOG_TRACE("Called malloc_for_tls(%u)", size);
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return mspace_malloc(s_mspace, size);
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}
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/**E Replace _free_for_tls function. */
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/**J _free_for_tls 関数と置き換わる */
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void user_free_for_tls(void *ptr)
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{
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// SCE_DBG_LOG_TRACE("Called free_for_tls(%p)", ptr);
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mspace_free(s_mspace, ptr);
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}
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