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33 lines
820 B
33 lines
820 B
#include "types.h"
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#define VMEXIT_KEY 0xDEADBEEFDEADBEEF
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svm::pgs_base_struct vcpu_run(svm::pguest_context context)
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{
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while (1)
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{
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DBG_PRINT("before vcpu_run\n");
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__svm_clgi();
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svm::pgs_base_struct result =
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reinterpret_cast<svm::vcpu_run_t>(
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reinterpret_cast<uintptr_t>(&vcpu_run) -
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svm::voyager_context.vcpu_run_rva)(context);
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__svm_stgi();
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DBG_PRINT("after vcpu_run\n");
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// gs:0 + 0x103B0 ] + 0x198 ] + 0xE80 ] = pointer to vmcb...
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auto vmcb = *reinterpret_cast<svm::pvmcb*>(
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*reinterpret_cast<uintptr_t*>(
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*reinterpret_cast<uintptr_t*>(
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__readgsqword(0) + 0x103B0) + 0x198) + 0xE80);
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if (vmcb->exitcode == VMEXIT_CPUID && context->rcx == VMEXIT_KEY)
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{
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vmcb->rax = 0xC0FFEE;
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vmcb->rip = vmcb->nrip;
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continue;
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}
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// else return result...
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return result;
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}
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} |