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the game where you go into mines and start crafting! but for consoles (forked directly from smartcmd's github)
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5.2 kB · 192 lines
C++
at main
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#include <stdlib.h>#include <mspace.h>#include <kernel.h>#include "..\Minecraft.World\System.h"
static size_t s_heapLength;static size_t s_memLength;
static SceLibcMspace s_mspace;static off_t s_memStart;static size_t s_memAlign = 2 * 1024 * 1024;
int user_malloc_init(void);int user_malloc_finalize(void);void *user_malloc(size_t size);void user_free(void *ptr);void *user_calloc(size_t nelem, size_t size);void *user_realloc(void *ptr, size_t size);void *user_memalign(size_t boundary, size_t size);int user_posix_memalign(void **ptr, size_t boundary, size_t size);void *user_reallocalign(void *ptr, size_t size, size_t boundary);int user_malloc_stats(SceLibcMallocManagedSize *mmsize);int user_malloc_stats_fast(SceLibcMallocManagedSize *mmsize);size_t user_malloc_usable_size(void *ptr);
//E Replace _malloc_init function.int user_malloc_init(void){ int res; void *addr; uint64_t dmemSize = SCE_KERNEL_MAIN_DMEM_SIZE; s_heapLength = ((size_t)4608) * 1024 * 1024; // Initial allocation for the application s_heapLength -= ((size_t)4) * 1024 * 1024; // Allocated for TLS s_heapLength -= ((size_t)2) * 1024 * 1024; // 64K (sometimes?) allocated for razor - rounding up to 2MB here to match our alignment s_heapLength -= ((size_t)24) * 1024 * 1024; // 24MB for save file, which is handled by virtual allocs s_heapLength -= ((size_t)512) * 1024 * 1024; // 512MB allocated for GPU by renderer s_heapLength -= ((size_t)112) * 1024 * 1024; // 112MB allocated for CPU by renderer s_memLength = s_heapLength;
//E Allocate direct memory res = sceKernelAllocateDirectMemory(0, SCE_KERNEL_MAIN_DMEM_SIZE, s_memLength, s_memAlign, SCE_KERNEL_WB_ONION, &s_memStart); if (res < 0) { //E Error handling return 1; }
addr = NULL; //E Map direct memory to the process address space res = sceKernelMapDirectMemory(&addr, s_heapLength, SCE_KERNEL_PROT_CPU_READ | SCE_KERNEL_PROT_CPU_WRITE, 0, s_memStart, s_memAlign); if (res < 0) { //E Error handling return 1; }
//E Generate mspace s_mspace = sceLibcMspaceCreate("User Malloc", addr, s_heapLength, 0); if (s_mspace == NULL) { //E Error handling return 1; }
return 0;}
//E Replace _malloc_finalize function.int user_malloc_finalize(void){ int res;
if (s_mspace != NULL) { //E Free mspace //J mspace を解放する res = sceLibcMspaceDestroy(s_mspace); if (res != 0) { //E Error handling //J エラー処理 return 1; } }
//E Release direct memory //J ダイレクトメモリを解放する res = sceKernelReleaseDirectMemory(s_memStart, s_memLength); if (res < 0) { //E Error handling //J エラー処理 return 1; }
return 0;}
//E Replace malloc function.//J malloc 関数と置き換わるvoid *user_malloc(size_t size){#if 0 static int throttle = 0; static __int64 lasttime = 0; if( ( throttle % 100 ) == 0 ) { __int64 nowtime = System::currentTimeMillis(); if( ( nowtime - lasttime ) > 20000 ) { lasttime = nowtime; SceLibcMallocManagedSize mmsize; SCE_LIBC_INIT_MALLOC_MANAGED_SIZE(mmsize); int ret = sceLibcMspaceMallocStats( s_mspace, &mmsize); printf("%d max %d of %d\n",mmsize.currentInuseSize/(1024*1024),mmsize.maxInuseSize/(1024*1024),mmsize.currentSystemSize/(1024*1024)); } } throttle++;#endif
return sceLibcMspaceMalloc(s_mspace, size);}
//E Replace free function.//J free 関数と置き換わるvoid user_free(void *ptr){ sceLibcMspaceFree(s_mspace, ptr);}
//E Replace calloc function.//J calloc 関数と置き換わるvoid *user_calloc(size_t nelem, size_t size){ return sceLibcMspaceCalloc(s_mspace, nelem, size);}
//E Replace realloc function.//J realloc 関数と置き換わるvoid *user_realloc(void *ptr, size_t size){ return sceLibcMspaceRealloc(s_mspace, ptr, size);}
//E Replace memalign function.//J memalign 関数と置き換わるvoid *user_memalign(size_t boundary, size_t size){ return sceLibcMspaceMemalign(s_mspace, boundary, size);}
//E Replace posix_memalign function.//J posix_memalign 関数と置き換わるint user_posix_memalign(void **ptr, size_t boundary, size_t size){ return sceLibcMspacePosixMemalign(s_mspace, ptr, boundary, size);}
//E Replace reallocalign function.//J reallocalign 関数と置き換わるvoid *user_reallocalign(void *ptr, size_t size, size_t boundary){ return sceLibcMspaceReallocalign(s_mspace, ptr, boundary, size);}
//E Replace malloc_stats function.//J malloc_stats 関数と置き換わるint user_malloc_stats(SceLibcMallocManagedSize *mmsize){ return sceLibcMspaceMallocStats(s_mspace, mmsize);}
//E Replace malloc_stats_fast function.//J malloc_stata_fast 関数と置き換わるint user_malloc_stats_fast(SceLibcMallocManagedSize *mmsize){ return sceLibcMspaceMallocStatsFast(s_mspace, mmsize);}
//E Replace malloc_usable_size function.//J malloc_usable_size 関数と置き換わるsize_t user_malloc_usable_size(void *ptr){ return sceLibcMspaceMallocUsableSize(ptr);}
} // extern "c"