user: 请将以下的汇编代码转换成C语言代码：

```asm
<dodecode>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %rdi,0x8(%rsp)
  mov    %rsi,%r13
  mov    %edx,0x18(%rsp)
  mov    %ecx,%ebp
  mov    %r8,0x10(%rsp)
  mov    %edx,%r15d
  imul   %ecx,%r15d
  add    $0x1,%edx
  mov    %edx,%eax
  shr    $0x1f,%eax
  add    %edx,%eax
  sar    %eax
  mov    %eax,%r14d
  lea    0x1(%rcx),%eax
  mov    %eax,%r12d
  shr    $0x1f,%r12d
  add    %eax,%r12d
  sar    %r12d
  test   %r15d,%r15d
  jle    L26
  mov    %rsi,%rax
  lea    -0x1(%r15),%edx
  lea    0x4(%rsi,%rdx,4),%rdx
L84:
  movl   $0x0,(%rax)
  add    $0x4,%rax
  cmp    %rdx,%rax
  jne    L84
L26:
  mov    $0x0,%eax
  call   <start_inputing_bits@plt>
  mov    0x10(%rsp),%rax
  movzbl (%rax),%r9d
  mov    %r12d,%r8d
  mov    %r14d,%ecx
  mov    %ebp,%edx
  mov    %r13,%rsi
  mov    0x8(%rsp),%rdi
  call   <qtree_decode@plt>
  mov    %eax,%ebx
  test   %eax,%eax
  je     L74
L82:
  mov    %ebx,%eax
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L74:
  mov    %ebp,%ecx
  shr    $0x1f,%ecx
  mov    %ecx,%eax
  add    %ebp,%eax
  mov    %eax,%ebx
  sar    %ebx
  movslq %r12d,%rax
  lea    0x0(%r13,%rax,4),%rsi
  mov    0x10(%rsp),%rax
  movzbl 0x1(%rax),%r9d
  mov    %ebx,0x1c(%rsp)
  mov    %ebx,%r8d
  mov    %r14d,%ecx
  mov    %ebp,%edx
  mov    0x8(%rsp),%rdi
  call   <qtree_decode@plt>
  mov    %eax,%ebx
  test   %eax,%eax
  jne    L82
  mov    0x18(%rsp),%ecx
  mov    %ecx,%esi
  shr    $0x1f,%esi
  mov    %esi,%eax
  add    %ecx,%eax
  mov    %eax,%ecx
  sar    %ecx
  imul   %ebp,%r14d
  movslq %r14d,%rax
  lea    0x0(%r13,%rax,4),%rsi
  mov    0x10(%rsp),%rax
  movzbl 0x1(%rax),%r9d
  mov    %r12d,%r8d
  mov    %ecx,0x18(%rsp)
  mov    %ebp,%edx
  mov    0x8(%rsp),%rdi
  call   <qtree_decode@plt>
  mov    %eax,%ebx
  test   %eax,%eax
  jne    L82
  lea    (%r14,%r12,1),%eax
  cltq
  lea    0x0(%r13,%rax,4),%rsi
  mov    0x10(%rsp),%rax
  movzbl 0x2(%rax),%r9d
  mov    0x1c(%rsp),%r8d
  mov    0x18(%rsp),%ecx
  mov    %ebp,%edx
  mov    0x8(%rsp),%r14
  mov    %r14,%rdi
  call   <qtree_decode@plt>
  mov    %eax,%ebx
  test   %eax,%eax
  jne    L82
  mov    %r14,%rdi
  call   <input_nybble@plt>
  test   %rax,%rax
  jne    L43
  mov    $0x0,%eax
  call   <start_inputing_bits@plt>
  test   %r15d,%r15d
  jle    L82
  mov    %r13,%rbp
  lea    -0x1(%r15),%eax
  lea    0x4(%r13,%rax,4),%r13
  jmp    L113
L43:
  lea    D5(%rip),%rdi
  call   <ffpmsg@plt>
  jmp    L82
L59:
  add    $0x4,%rbp
  cmp    %r13,%rbp
  je     L82
L113:
  cmpl   $0x0,0x0(%rbp)
  je     L59
  mov    0x8(%rsp),%rdi
  call   <input_bit@plt>
  test   %rax,%rax
  je     L59
  negl   0x0(%rbp)
  jmp    L59
```

tool_calls: name: read_data
arguments: data_tag: D5
type_infered: string

tool: D5: dodecode: bad bit plane values

assistant: ```c
int dodecode(unsigned char *infile, int a[], int nx, int ny, unsigned char nbitplanes[3]) {
  int i, nel, nx2, ny2, stat;
  nel = nx * ny;
  nx2 = (nx + 1) / 2;
  ny2 = (ny + 1) / 2;
  for (i = 0; i < nel; i++)
    a[i] = 0;
  start_inputing_bits();
  stat = qtree_decode(infile, &a[0], ny, nx2, ny2, nbitplanes[0]);
  if (stat)
    return (stat);
  stat = qtree_decode(infile, &a[ny2], ny, nx2, ny / 2, nbitplanes[1]);
  if (stat)
    return (stat);
  stat = qtree_decode(infile, &a[ny * nx2], ny, nx / 2, ny2, nbitplanes[1]);
  if (stat)
    return (stat);
  stat = qtree_decode(infile, &a[ny * nx2 + ny2], ny, nx / 2, ny / 2, nbitplanes[2]);
  if (stat)
    return (stat);
  if (input_nybble(infile) != 0) {
    ffpmsg("dodecode: bad bit plane values");
    return (0);
  }
  start_inputing_bits();
  for (i = 0; i < nel; i++) {
    if (a[i]) {
      if (input_bit(infile))
        a[i] = -a[i];
    }
  }
  return (0);
}
```