ee43af7f80
* Run thread hooks for KVM mode * Unify qemu init function symbol for systemmode and usermode * get tid from caller instead of callee
46 lines
1.1 KiB
C
46 lines
1.1 KiB
C
#include "qemu/osdep.h"
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#include "qemu.h"
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#include "loader.h"
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#include "libafl/user.h"
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void (*libafl_dump_core_hook)(int host_sig) = NULL;
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static struct image_info libafl_image_info;
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extern abi_ulong target_brk, initial_target_brk;
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void host_signal_handler(int host_sig, siginfo_t* info, void* puc);
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void libafl_qemu_handle_crash(int host_sig, siginfo_t* info, void* puc)
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{
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host_signal_handler(host_sig, info, puc);
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}
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void libafl_dump_core_exec(int signal)
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{
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if (libafl_dump_core_hook) {
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libafl_dump_core_hook(signal);
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}
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}
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uint64_t libafl_load_addr(void) { return libafl_image_info.load_addr; }
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struct image_info* libafl_get_image_info(void) { return &libafl_image_info; }
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uint64_t libafl_get_brk(void) { return (uint64_t)target_brk; }
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uint64_t libafl_set_brk(uint64_t new_brk)
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{
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uint64_t old_brk = (uint64_t)target_brk;
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target_brk = (abi_ulong)new_brk;
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return old_brk;
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}
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#ifdef AS_LIB
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void libafl_qemu_init(int argc, char** argv)
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{
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// main function in usermode has an env parameter but is unused in practice.
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_libafl_qemu_user_init(argc, argv, NULL);
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}
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#endif
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