mirror of
https://github.com/yuzu-emu/unicorn.git
synced 2024-10-21 01:48:20 +02:00
34 lines
1022 B
C
34 lines
1022 B
C
#include <unicorn/unicorn.h>
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static void hook_block(uc_engine *uc, uint64_t address, uint32_t size, void *user_data) {
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printf("hook_block(%p, %"PRIx64", %d, %p)\n", uc, address, size, user_data);
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}
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/*
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* Disassembly according to capstone:
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* add byte ptr [rip - 1], 0x30
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* jmp 0x1000000
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*/
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#define BINARY "\x80\x05\xff\xff\xff\xff\x30\xeb\xf7\x30"
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#define MEMORY_SIZE 2 * 1024 * 1024
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#define STARTING_ADDRESS 0x1000000
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int main(int argc, char **argv, char **envp) {
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uc_engine *uc;
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if (uc_open(UC_ARCH_X86, UC_MODE_64, &uc)) {
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printf("uc_open(…) failed\n");
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return 1;
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}
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uc_mem_map(uc, STARTING_ADDRESS, MEMORY_SIZE, UC_PROT_ALL);
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if (uc_mem_write(uc, STARTING_ADDRESS, BINARY, sizeof(BINARY) - 1)) {
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printf("uc_mem_write(…) failed\n");
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return 1;
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}
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uc_hook hook;
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uc_hook_add(uc, &hook, UC_HOOK_BLOCK, hook_block, NULL, 1, 0);
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printf("uc_emu_start(…)\n");
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uc_emu_start(uc, STARTING_ADDRESS, STARTING_ADDRESS + sizeof(BINARY) - 1, 0, 20);
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printf("done\n");
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return 0;
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}
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