Greg
59 lines
1.7 KiB
C++
59 lines
1.7 KiB
C++
#include "Common.h"
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#include "ShellCoreUtil.h"
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uint64_t ShellCoreUtil::LibraryBaseAddress = 0;
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int(*ShellCoreUtil::_sceShellCoreUtilGetFreeSizeOfUserPartition)(uint64_t* free, uint64_t* total);
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#ifdef FIRMWARE_505
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#define sceShellCoreUtilGetFreeSizeOfUserPartitionOffset 0x105A0
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#endif
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#ifdef FIRMWARE_900
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#define sceShellCoreUtilGetFreeSizeOfUserPartitionOffset 0x10B40
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#endif
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int ShellCoreUtil::Init()
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{
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// Load the prx or get its module handle.
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int libHandle = sceKernelLoadStartModule("/system/common/lib/libSceSystemService.sprx", 0, nullptr, 0, nullptr, nullptr);
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if (libHandle == 0) {
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klog("Failed to load libSceSystemService Library.\n");
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return -1;
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}
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// Get module info so we can find the base address.
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OrbisKernelModuleInfo moduleInfo;
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moduleInfo.size = sizeof(OrbisKernelModuleInfo);
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if (sceKernelGetModuleInfo(libHandle, &moduleInfo) != 0)
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{
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klog("Failed to get libSceSystemService module info.\n");
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return -1;
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}
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// Save base address for later.
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LibraryBaseAddress = (uint64_t)moduleInfo.segmentInfo[0].address;
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if (LibraryBaseAddress <= 0)
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{
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klog("Failed to get libSceSystemService base address.\n");
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return -1;
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}
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// Set up Functions.
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_sceShellCoreUtilGetFreeSizeOfUserPartition = (decltype(_sceShellCoreUtilGetFreeSizeOfUserPartition))(LibraryBaseAddress + sceShellCoreUtilGetFreeSizeOfUserPartitionOffset);
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return 0;
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}
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int ShellCoreUtil::sceShellCoreUtilGetFreeSizeOfUserPartition(uint64_t* free, uint64_t* total)
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{
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if ((uint64_t)_sceShellCoreUtilGetFreeSizeOfUserPartition > sceShellCoreUtilGetFreeSizeOfUserPartitionOffset)
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{
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return _sceShellCoreUtilGetFreeSizeOfUserPartition(free, total);
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}
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else
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{
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klog("failed to resolve sceShellCoreUtilGetFreeSizeOfUserPartition\n");
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return -1;
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}
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} |