mirror of
https://github.com/EnderIce2/Fennix.git
synced 2025-07-15 01:09:15 +00:00
Update kernel
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@ -32,117 +32,144 @@
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#include "../../kernel.h"
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#define AddrToStr(addr) SymHandle->GetSymbol(addr)
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namespace CrashHandler
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{
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struct StackFrame
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{
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struct StackFrame *rbp;
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uintptr_t rip;
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};
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struct StackFrame
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{
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struct StackFrame *rbp;
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uintptr_t rip;
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};
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SafeFunction void TraceFrames(CRData data, int Count, SymbolResolver::Symbols *SymHandle, bool Kernel)
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{
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if (!Memory::Virtual().Check(data.Frame))
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{
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EHPrint("Invalid frame pointer: %p\n", data.Frame);
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return;
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}
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SafeFunction void TraceFrames(CRData data, int Count,
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SymbolResolver::Symbols *SymHandle,
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bool Kernel)
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{
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Memory::Virtual vmm;
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if (!Memory::Virtual().Check(SymHandle))
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{
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EHPrint("Invalid symbol handle: %p\n", SymHandle);
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return;
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}
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if (!vmm.Check(data.Frame))
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{
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EHPrint("Invalid frame pointer: %p\n", data.Frame);
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return;
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}
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bool TriedRetryBP = false;
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struct StackFrame *frames = nullptr;
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RetryBP:
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#if defined(a64)
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if (TriedRetryBP == false)
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frames = (struct StackFrame *)data.Frame->rbp;
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#elif defined(a32)
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if (TriedRetryBP == false)
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frames = (struct StackFrame *)data.Frame->ebp;
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#elif defined(aa64)
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#endif
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if (!Memory::Virtual().Check((void *)frames))
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{
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if (TriedRetryBP == false)
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{
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frames = (struct StackFrame *)Memory::Virtual(data.Process->PageTable).GetPhysical((void *)frames);
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TriedRetryBP = true;
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goto RetryBP;
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}
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#if defined(a64)
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EHPrint("Invalid rbp pointer: %p\n", data.Frame->rbp);
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#elif defined(a32)
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EHPrint("Invalid ebp pointer: %p\n", data.Frame->ebp);
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#elif defined(aa64)
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#endif
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return;
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}
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if (!vmm.Check(SymHandle))
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{
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EHPrint("Invalid symbol handle: %p\n", SymHandle);
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return;
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}
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debug("\nStack tracing... %p %d %p %d", data.Frame, Count, frames, Kernel);
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EHPrint("\e7981FC\nStack Trace:\n");
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if (!frames || !frames->rip || !frames->rbp)
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{
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bool TriedRetryBP = false;
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struct StackFrame *frames = nullptr;
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RetryBP:
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#if defined(a64)
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EHPrint("\e2565CC%p", (void *)data.Frame->rip);
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if (TriedRetryBP == false)
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frames = (struct StackFrame *)data.Frame->rbp;
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#elif defined(a32)
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EHPrint("\e2565CC%p", (void *)data.Frame->eip);
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if (TriedRetryBP == false)
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frames = (struct StackFrame *)data.Frame->ebp;
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#elif defined(aa64)
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#endif
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EHPrint("\e7925CC-");
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if (!vmm.Check((void *)frames))
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{
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if (TriedRetryBP == false)
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{
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Memory::Virtual vma(data.Process->PageTable);
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debug("Invalid frame pointer: %p", frames);
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frames = (struct StackFrame *)data.Process->PageTable->Get((void *)frames);
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debug("Physical frame pointer: %p", frames);
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TriedRetryBP = true;
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goto RetryBP;
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}
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#if defined(a64)
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EHPrint("\eAA25CC%s", SymHandle->GetSymbolFromAddress(data.Frame->rip));
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EHPrint("Invalid rbp pointer: %p\n", data.Frame->rbp);
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#elif defined(a32)
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EHPrint("\eAA25CC%s", SymHandle->GetSymbolFromAddress(data.Frame->eip));
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EHPrint("Invalid ebp pointer: %p\n", data.Frame->ebp);
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#elif defined(aa64)
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#endif
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EHPrint("\e7981FC <- Exception");
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EHPrint("\eFF0000\n< No stack trace available. >\n");
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}
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else
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{
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#if defined(a64)
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EHPrint("\e2565CC%p", (void *)data.Frame->rip);
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EHPrint("\e7925CC-");
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if ((data.Frame->rip >= 0xFFFFFFFF80000000 && data.Frame->rip <= (uintptr_t)&_kernel_end) || !Kernel)
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EHPrint("\eAA25CC%s", SymHandle->GetSymbolFromAddress(data.Frame->rip));
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else
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EHPrint("Outside Kernel");
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#elif defined(a32)
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EHPrint("\e2565CC%p", (void *)data.Frame->eip);
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EHPrint("\e7925CC-");
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if ((data.Frame->eip >= 0xC0000000 && data.Frame->eip <= (uintptr_t)&_kernel_end) || !Kernel)
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EHPrint("\eAA25CC%s", SymHandle->GetSymbolFromAddress(data.Frame->eip));
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else
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EHPrint("Outside Kernel");
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#elif defined(aa64)
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#endif
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EHPrint("\e7981FC <- Exception");
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for (int frame = 0; frame < Count; ++frame)
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{
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if (!frames->rip)
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break;
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EHPrint("\n\e2565CC%p", (void *)frames->rip);
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EHPrint("\e7925CC-");
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#if defined(a64)
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if ((frames->rip >= 0xFFFFFFFF80000000 && frames->rip <= (uintptr_t)&_kernel_end) || !Kernel)
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#elif defined(a32)
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if ((frames->rip >= 0xC0000000 && frames->rip <= (uintptr_t)&_kernel_end) || !Kernel)
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#elif defined(aa64)
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if ((frames->rip >= 0xFFFFFFFF80000000 && frames->rip <= (uintptr_t)&_kernel_end) || !Kernel)
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#endif
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EHPrint("\e25CCC9%s", SymHandle->GetSymbolFromAddress(frames->rip));
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else
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EHPrint("\eFF4CA9Outside Kernel");
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return;
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}
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if (!Memory::Virtual().Check(frames->rbp))
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return;
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frames = frames->rbp;
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}
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}
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EHPrint("\n");
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}
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debug("Stack tracing... %p %d %p %d",
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data.Frame, Count, frames, Kernel);
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EHPrint("\e7981FC\nStack Trace:\n");
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if (!frames || !frames->rip || !frames->rbp)
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{
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#if defined(a64)
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EHPrint("\e2565CC%p", (void *)data.Frame->rip);
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#elif defined(a32)
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EHPrint("\e2565CC%p", (void *)data.Frame->eip);
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#elif defined(aa64)
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#endif
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EHPrint("\e7925CC-");
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#if defined(a64)
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EHPrint("\eAA25CC%s", AddrToStr(data.Frame->rip));
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#elif defined(a32)
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EHPrint("\eAA25CC%s", AddrToStr(data.Frame->eip));
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#elif defined(aa64)
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#endif
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EHPrint("\e7981FC <- Exception");
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EHPrint("\eFF0000\n< No stack trace available. >\n");
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}
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else
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{
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#if defined(a64)
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debug("Exception in function %s(%p)",
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AddrToStr(data.Frame->rip),
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data.Frame->rip);
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EHPrint("\e2565CC%p", (void *)data.Frame->rip);
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EHPrint("\e7925CC-");
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if ((data.Frame->rip >= 0xFFFFFFFF80000000 &&
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data.Frame->rip <= (uintptr_t)&_kernel_end) ||
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Kernel == false)
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{
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EHPrint("\eAA25CC%s", AddrToStr(data.Frame->rip));
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}
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else
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EHPrint("Outside Kernel");
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#elif defined(a32)
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EHPrint("\e2565CC%p", (void *)data.Frame->eip);
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EHPrint("\e7925CC-");
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if ((data.Frame->eip >= 0xC0000000 &&
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data.Frame->eip <= (uintptr_t)&_kernel_end) ||
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Kernel == false)
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{
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EHPrint("\eAA25CC%s", AddrToStr(data.Frame->eip));
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}
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else
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EHPrint("Outside Kernel");
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#elif defined(aa64)
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#endif
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EHPrint("\e7981FC <- Exception");
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for (int frame = 0; frame < Count; ++frame)
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{
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if (!frames->rip)
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break;
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EHPrint("\n\e2565CC%p", (void *)frames->rip);
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EHPrint("\e7925CC-");
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#if defined(a64)
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if ((frames->rip >= 0xFFFFFFFF80000000 &&
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frames->rip <= (uintptr_t)&_kernel_end) ||
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Kernel == false)
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#elif defined(a32)
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if ((frames->rip >= 0xC0000000 &&
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frames->rip <= (uintptr_t)&_kernel_end) ||
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Kernel == false)
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#elif defined(aa64)
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if ((frames->rip >= 0xFFFFFFFF80000000 &&
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frames->rip <= (uintptr_t)&_kernel_end) ||
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Kernel == false)
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#endif
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EHPrint("\e25CCC9%s", AddrToStr(frames->rip));
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else
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EHPrint("\eFF4CA9Outside Kernel");
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if (!vmm.Check(frames->rbp))
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return;
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frames = frames->rbp;
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}
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}
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EHPrint("\n");
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}
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}
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