unicorn/tests/regress/x86_16_segfault.c

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#include <unicorn/unicorn.h>
#define BINARY "\x90"
#define MEMORY_SIZE 4 * 1024
#define STARTING_ADDRESS 100 * 1024
int main(int argc, char **argv, char **envp) {
uc_engine *uc;
if (uc_open(UC_ARCH_X86, UC_MODE_16, &uc)) {
printf("uc_open(…) failed\n");
return 1;
}
uc_mem_map(uc, STARTING_ADDRESS, MEMORY_SIZE, UC_PROT_ALL);
if (uc_mem_write(uc, STARTING_ADDRESS, BINARY, sizeof(BINARY) - 1)) {
printf("uc_mem_write(…) failed\n");
return 1;
}
printf("uc_emu_start(…)\n");
uc_emu_start(uc, STARTING_ADDRESS, STARTING_ADDRESS + sizeof(BINARY) - 1, 0, 20);
printf("done\n");
return 0;
}