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51 lines
1.0 KiB
C
51 lines
1.0 KiB
C
#include <stdint.h>
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#include <string.h>
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#include "frida-gumjs.h"
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#if defined(__x86_64__)
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void afl_persistent_hook(GumCpuContext *regs, uint8_t *input_buf,
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uint32_t input_buf_len) {
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memcpy((void *)regs->rdi, input_buf, input_buf_len);
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regs->rsi = input_buf_len;
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}
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#elif defined(__i386__)
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void afl_persistent_hook(GumCpuContext *regs, uint8_t *input_buf,
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uint32_t input_buf_len) {
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void **esp = (void **)regs->esp;
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void * arg1 = esp[0];
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void **arg2 = &esp[1];
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memcpy(arg1, input_buf, input_buf_len);
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*arg2 = (void *)input_buf_len;
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}
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#elif defined(__aarch64__)
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void afl_persistent_hook(GumCpuContext *regs, uint8_t *input_buf,
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uint32_t input_buf_len) {
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memcpy((void *)regs->x[0], input_buf, input_buf_len);
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regs->x[1] = input_buf_len;
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}
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#else
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#pragma error "Unsupported architecture"
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#endif
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int afl_persistent_hook_init(void) {
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// 1 for shared memory input (faster), 0 for normal input (you have to use
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// read(), input_buf will be NULL)
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return 1;
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}
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