user: 请将以下的汇编代码转换成C语言代码:

```asm
<main>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x1000,%rsp
  orq    $0x0,(%rsp)
  sub    $0x8e8,%rsp
  xor    %esi,%esi
  mov    $0xff,%r8d
  xor    %edi,%edi
  mov    %fs:0x28,%rax
  mov    %rax,0x18d8(%rsp)
  xor    %eax,%eax
  lea    0xd0(%rsp),%rax
  lea    0x2d0(%rsp),%rdx
  mov    %rax,0x50(%rsp)
  mov    %rax,%r14
L117:
  cmp    $0x1,%esi
  mov    %edi,%ecx
  lea    -0x200(%rdx),%rax
  cmovle %r8d,%ecx
  cs nopw 0x0(%rax,%rax,1)
L133:
  mov    %ecx,(%rax)
  add    $0x4,%rax
  cmp    %rdx,%rax
  jne    L133
  add    $0x1,%esi
  lea    0x200(%rax),%rdx
  cmp    $0x4,%esi
  jne    L117
  xor    %eax,%eax
  lea    0x8d0(%rsp),%rdi
  xor    %r13d,%r13d
  mov    $0x100,%ecx
  lea    0x10d0(%rsp),%r12
  mov    %rdi,0x58(%rsp)
  rep stos %rax,%es:(%rdi)
  mov    $0x100,%ecx
  mov    %r12,%rdi
  mov    %r14,0x98(%rsp)
  rep stos %rax,%es:(%rdi)
  lea    0xa0(%rsp),%rax
  mov    %r12,%r14
  mov    %rax,0x88(%rsp)
  lea    0xc4(%rsp),%rax
  mov    %rax,0x80(%rsp)
  lea    0x12c8(%rsp),%rax
  mov    %rax,0x90(%rsp)
  lea    0x10cc(%rsp),%rax
  mov    %rax,0x40(%rsp)
  lea    0x10d4(%rsp),%rax
  mov    %rax,0x48(%rsp)
  lea    0xd4(%rsp),%rax
  mov    %rax,0x78(%rsp)
L106:
  test   %r13d,%r13d
  je     L190
  cmp    $0x1,%r13d
  je     L196
  movabs $0x200000001,%rax
  movq   $0x1,0xa8(%rsp)
  mov    %rax,0xa0(%rsp)
  movabs $0xfffffffeffffffff,%rax
  movq   $0x0,0xb0(%rsp)
  mov    %rax,0xb8(%rsp)
  movl   $0xffffffff,0xc0(%rsp)
  movl   $0xffffffff,0x38(%rsp)
  movl   $0xfffffffe,0x30(%rsp)
  movl   $0xffffffff,0x2c(%rsp)
  movl   $0x0,0x28(%rsp)
  movl   $0x0,0x24(%rsp)
  movl   $0x0,0x18(%rsp)
  movl   $0x1,0x14(%rsp)
  movl   $0x2,0x8(%rsp)
  movl   $0x1,0x20(%rsp)
L91:
  mov    0x14(%rsp),%edi
  mov    0x8(%rsp),%ecx
  mov    $0x1,%eax
  xor    %r12d,%r12d
  mov    0x88(%rsp),%rsi
  mov    0x80(%rsp),%r8
L83:
  mov    %eax,%edx
  neg    %edx
  cmovs  %eax,%edx
  mov    %ecx,%eax
  add    %r12d,%edx
  neg    %eax
  mov    %edi,%r12d
  cmovs  %ecx,%eax
  add    %edx,%eax
  neg    %r12d
  cmovs  %edi,%r12d
  add    $0xc,%rsi
  add    %eax,%r12d
  cmp    %r8,%rsi
  je     L186
  mov    (%rsi),%eax
  mov    0x4(%rsi),%ecx
  mov    0x8(%rsi),%edi
  jmp    L83
L186:
  mov    $0x1,%eax
  test   %r12d,%r12d
  movq   $0x400,0x70(%rsp)
  movq   $0x200,0x68(%rsp)
  cmove  %eax,%r12d
  mov    0x90(%rsp),%rax
  movq   $0x0,0x60(%rsp)
  mov    %r12d,0x3c(%rsp)
  mov    %rax,%r12
L144:
  mov    0x60(%rsp),%rax
  mov    0x50(%rsp),%rbp
  mov    $0x204,%ebx
  lea    -0x1f8(%r12),%rcx
  sub    %rax,%rbp
  sub    %rax,%rbx
  jmp    L150
  nopw   0x0(%rax,%rax,1)
L166:
  mov    0x40(%rsp),%rsi
  mov    (%rcx),%eax
  mov    0x4(%rcx),%r11d
  mov    0x8(%rcx),%r10d
  mov    (%rsi,%rbx,1),%r9d
  mov    0x48(%rsp),%rsi
  mov    (%r14,%rbx,1),%r8d
  mov    0x404(%rcx),%edx
  mov    (%rsi,%rbx,1),%edi
  mov    0x408(%rcx),%r15d
  mov    0x400(%rcx),%esi
L23:
  imul   0x20(%rsp),%eax
  imul   0x8(%rsp),%r11d
  imul   0x14(%rsp),%r10d
  imul   0x18(%rsp),%r9d
  add    %eax,%r11d
  imul   0x24(%rsp),%r8d
  imul   0x28(%rsp),%edi
  add    %r11d,%r10d
  imul   0x2c(%rsp),%esi
  add    %r10d,%r9d
  imul   0x30(%rsp),%edx
  add    %r9d,%r8d
  imul   0x38(%rsp),%r15d
  add    %r8d,%edi
  add    %edi,%esi
  add    %esi,%edx
  lea    (%rdx,%r15,1),%eax
  cltd
  idivl  0x3c(%rsp)
  test   %r13d,%r13d
  je     L135
  cmp    $0x1,%r13d
  je     L110
  mov    0x58(%rsp),%rdi
  mov    %eax,(%rbx,%rdi,1)
L155:
  add    $0x4,%rcx
  add    $0x4,%rbp
  add    $0x4,%rbx
  cmp    %rcx,%r12
  je     L12
L150:
  test   %r13d,%r13d
  jne    L166
  mov    0x60(%rsp),%rdi
  mov    0x68(%rsp),%rsi
  mov    0x0(%rbp),%eax
  mov    0x4(%rbp),%r11d
  lea    (%rdi,%rbp,1),%rdx
  mov    0x50(%rsp),%rdi
  mov    0x8(%rbp),%r10d
  mov    (%rdx,%rsi,1),%r9d
  mov    0x78(%rsp),%rsi
  mov    (%rdi,%rbx,1),%r8d
  mov    0x408(%rbp),%r15d
  mov    (%rsi,%rbx,1),%edi
  mov    0x70(%rsp),%rsi
  mov    (%rdx,%rsi,1),%esi
  mov    0x404(%rbp),%edx
  jmp    L23
  nopl   (%rax)
L135:
  mov    %eax,(%r14,%rbx,1)
  jmp    L155
  xchg   %ax,%ax
L110:
  mov    0x50(%rsp),%rdx
  mov    %eax,(%rdx,%rbx,1)
  jmp    L155
L12:
  subq   $0x200,0x60(%rsp)
  mov    0x60(%rsp),%rax
  add    $0x200,%r12
  addq   $0x200,0x68(%rsp)
  addq   $0x200,0x70(%rsp)
  cmp    $0xfffffffffffffc00,%rax
  jne    L144
  add    $0x1,%r13d
  cmp    $0x3,%r13d
  jne    L106
  mov    0x50(%rsp),%r9
  mov    0x98(%rsp),%r14
  xor    %edi,%edi
  mov    0x58(%rsp),%r8
  add    $0x800,%r9
L148:
  xor    %edx,%edx
  nopl   0x0(%rax,%rax,1)
L62:
  mov    (%r14,%rdx,1),%ecx
  mov    (%r8,%rdx,1),%esi
  mov    %ecx,%eax
  neg    %eax
  cmovs  %ecx,%eax
  mov    %esi,%ecx
  neg    %ecx
  cmovs  %esi,%ecx
  cmp    %ecx,%eax
  cmovl  %ecx,%eax
  lea    0xff(%rdi),%ecx
  cmp    $0x7f,%eax
  cmovg  %ecx,%edi
  add    $0x4,%rdx
  cmp    $0x200,%rdx
  jne    L62
  add    $0x200,%r14
  add    $0x200,%r8
  cmp    %r9,%r14
  jne    L148
  cmp    $0x817e,%edi
  mov    $0xbadbeef,%eax
  mov    $0xbad,%edx
  cmovne %edx,%eax
  mov    0x18d8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L93
  add    $0x18e8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L190:
  movabs $0x200000001,%rbx
  movl   $0x1,0x20(%rsp)
  movabs $0x200000004,%rax
  mov    %rbx,0xa0(%rsp)
  mov    %rbx,0xa8(%rsp)
  mov    %rbx,0xb8(%rsp)
  shr    $0x20,%rbx
  mov    %rbx,0x8(%rsp)
  movabs $0x200000001,%rbx
  shr    $0x20,%rbx
  mov    %rax,0xb0(%rsp)
  movl   $0x1,0xc0(%rsp)
  movl   $0x1,0x14(%rsp)
  mov    %rbx,0x18(%rsp)
  mov    %eax,0x24(%rsp)
  movl   $0x2,0x28(%rsp)
  movl   $0x1,0x2c(%rsp)
  mov    %rbx,0x30(%rsp)
  movl   $0x1,0x38(%rsp)
  jmp    L91
L196:
  movabs $0x2ffffffff,%rax
  movq   $0x1,0xa0(%rsp)
  mov    %rax,0xa8(%rsp)
  movabs $0xfffffffe00000000,%rax
  mov    %rax,0xb0(%rsp)
  movq   $0x1,0xb8(%rsp)
  movl   $0xffffffff,0xc0(%rsp)
  movl   $0x1,0x2c(%rsp)
  movl   $0x1,0x20(%rsp)
  movl   $0xffffffff,0x38(%rsp)
  movl   $0x0,0x30(%rsp)
  movl   $0xfffffffe,0x28(%rsp)
  movl   $0x0,0x24(%rsp)
  movl   $0x2,0x18(%rsp)
  movl   $0xffffffff,0x14(%rsp)
  movl   $0x0,0x8(%rsp)
  jmp    L91
L93:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int main() {
  int temp1, temp2, temp3, temp4;
  int i;
  int j;
  int checksum, iter;
  int r;
  int c;
  int dead_rows;
  int dead_cols;
  int sum;
  int normal_factor;
  int image_buffer1[4][128];
  int image_buffer2[4][128];
  int image_buffer3[4][128];
  int filter[3][3];
  for (i = 0; i < 4; i++)
    for (j = 0; j < 128; j++) {
      image_buffer1[i][j] = (i < 4 / 2) ? 255 : 0;
      image_buffer2[i][j] = 0;
      image_buffer3[i][j] = 0;
    }
  for (iter = 0; iter < 3; iter++) {
    if (iter == 0) {
      filter[0][0] = 1;
      filter[0][1] = 2;
      filter[0][2] = 1;
      filter[1][0] = 2;
      filter[1][1] = 4;
      filter[1][2] = 2;
      filter[2][0] = 1;
      filter[2][1] = 2;
      filter[2][2] = 1;
    }
    if (iter == 1) {
      filter[0][0] = 1;
      filter[0][1] = 0;
      filter[0][2] = -1;
      filter[1][0] = 2;
      filter[1][1] = 0;
      filter[1][2] = -2;
      filter[2][0] = 1;
      filter[2][1] = 0;
      filter[2][2] = -1;
    }
    if (iter == 2) {
      filter[0][0] = 1;
      filter[0][1] = 2;
      filter[0][2] = 1;
      filter[1][0] = 0;
      filter[1][1] = 0;
      filter[1][2] = 0;
      filter[2][0] = -1;
      filter[2][1] = -2;
      filter[2][2] = -1;
    }
    dead_rows = 1;
    dead_cols = 1;
    normal_factor = 0;
    for (r = 0; r < 3; r++)
      for (c = 0; c < 3; c++) {
        int tmp = filter[r][c];
        if (tmp < 0)
          tmp = -tmp;
        normal_factor = normal_factor + tmp;
      }
    if (normal_factor == 0)
      normal_factor = 1;
    for (r = 0; r < 4 - 2; r++)
      for (c = 0; c < 128 - 2; c++) {
        int out, in0, in1, in2, in3, in4, in5, in6, in7, in8;
        in0 = (iter == 0) ? image_buffer1[r + 0][c + 0] : image_buffer3[r + 0][c + 0];
        in1 = (iter == 0) ? image_buffer1[r + 0][c + 1] : image_buffer3[r + 0][c + 1];
        in2 = (iter == 0) ? image_buffer1[r + 0][c + 2] : image_buffer3[r + 0][c + 2];
        in3 = (iter == 0) ? image_buffer1[r + 1][c + 0] : image_buffer3[r + 1][c + 0];
        in4 = (iter == 0) ? image_buffer1[r + 1][c + 1] : image_buffer3[r + 1][c + 1];
        in5 = (iter == 0) ? image_buffer1[r + 1][c + 2] : image_buffer3[r + 1][c + 2];
        in6 = (iter == 0) ? image_buffer1[r + 2][c + 0] : image_buffer3[r + 2][c + 0];
        in7 = (iter == 0) ? image_buffer1[r + 2][c + 1] : image_buffer3[r + 2][c + 1];
        in8 = (iter == 0) ? image_buffer1[r + 2][c + 2] : image_buffer3[r + 2][c + 2];
        sum = in0 * filter[0][0] + in1 * filter[0][1] + in2 * filter[0][2] + in3 * filter[1][0] + in4 * filter[1][1] + in5 * filter[1][2] + in6 * filter[2][0] + in7 * filter[2][1] + in8 * filter[2][2];
        out = sum / normal_factor;
        if (iter == 0)
          image_buffer3[r + dead_rows][c + dead_cols] = out;
        else if (iter == 1)
          image_buffer1[r + dead_rows][c + dead_cols] = out;
        else
          image_buffer2[r + dead_rows][c + dead_cols] = out;
      }
  }
  checksum = 0;
  for (i = 0; i < 4; i++)
    for (j = 0; j < 128; j++) {
      temp1 = image_buffer1[i][j];
      if (temp1 < 0)
        temp1 = -temp1;
      temp2 = image_buffer2[i][j];
      if (temp2 < 0)
        temp2 = -temp2;
      temp3 = (temp2 < temp1) ? temp1 : temp2;
      temp4 = (127 < temp3) ? 255 : 0;
      image_buffer3[i][j] = temp4;
      checksum += temp4;
    }
  if (checksum == 33150) {
    return 0xbadbeef;
  } else {
    return 0xbad;
  }
}
```