user: What is the c source code of the assembly code below:

```asm
<LittleEndian14>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %edx,-0x34(%rbp)
  mov    %ecx,-0x38(%rbp)
  movb   $0x0,-0x15(%rbp)
  movl   $0x0,-0x10(%rbp)
  movl   $0x0,-0x8(%rbp)
  movl   $0x0,-0xc(%rbp)
  jmp    L57
L0:
  mov    -0xc(%rbp),%eax
  and    $0x1,%eax
  test   %eax,%eax
  je     L59
  mov    -0xc(%rbp),%eax
  sub    -0x38(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  mov    %al,-0x16(%rbp)
  movl   $0x8,-0x14(%rbp)
  jmp    L20
L59:
  mov    -0xc(%rbp),%edx
  mov    -0x38(%rbp),%eax
  add    %edx,%eax
  movslq %eax,%rdx
  mov    -0x30(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  and    $0x3f,%eax
  mov    %al,-0x16(%rbp)
  movl   $0x6,-0x14(%rbp)
L20:
  cmpl   $0x7,-0x10(%rbp)
  jg     L47
  mov    $0x8,%eax
  sub    -0x10(%rbp),%eax
  mov    -0x14(%rbp),%edx
  cmp    %eax,%edx
  cmovle %edx,%eax
  mov    %eax,-0x4(%rbp)
  movzbl -0x15(%rbp),%edx
  mov    -0x4(%rbp),%eax
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    %edx,%eax
  mov    %al,-0x15(%rbp)
  movzbl -0x16(%rbp),%edx
  mov    -0x14(%rbp),%eax
  sub    -0x4(%rbp),%eax
  mov    %eax,%ecx
  sar    %cl,%edx
  mov    %edx,%eax
  mov    %eax,%edx
  movzbl -0x15(%rbp),%eax
  or     %edx,%eax
  mov    %al,-0x15(%rbp)
  movzbl -0x16(%rbp),%edx
  mov    $0x8,%eax
  sub    -0x14(%rbp),%eax
  mov    %eax,%ecx
  mov    -0x4(%rbp),%eax
  add    %ecx,%eax
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    %edx,%eax
  mov    %al,-0x16(%rbp)
  movzbl -0x16(%rbp),%edx
  mov    $0x8,%eax
  sub    -0x14(%rbp),%eax
  mov    %eax,%ecx
  mov    -0x4(%rbp),%eax
  add    %ecx,%eax
  mov    %eax,%ecx
  sar    %cl,%edx
  mov    %edx,%eax
  mov    %al,-0x16(%rbp)
  mov    -0x4(%rbp),%eax
  sub    %eax,-0x14(%rbp)
  mov    -0x4(%rbp),%eax
  add    %eax,-0x10(%rbp)
L47:
  cmpl   $0x8,-0x10(%rbp)
  jne    L49
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rax,%rdx
  movzbl -0x15(%rbp),%eax
  mov    %al,(%rdx)
  movb   $0x0,-0x15(%rbp)
  movl   $0x0,-0x10(%rbp)
  addl   $0x1,-0x8(%rbp)
L49:
  mov    -0x14(%rbp),%eax
  add    %eax,-0x10(%rbp)
  movzbl -0x15(%rbp),%edx
  mov    -0x14(%rbp),%eax
  mov    %eax,%ecx
  shl    %cl,%edx
  mov    %edx,%eax
  mov    %al,-0x15(%rbp)
  movzbl -0x16(%rbp),%eax
  or     %al,-0x15(%rbp)
  addl   $0x1,-0xc(%rbp)
L57:
  mov    -0xc(%rbp),%eax
  cmp    -0x34(%rbp),%eax
  jl     L0
  mov    -0x8(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int LittleEndian14(unsigned char *p_out, const unsigned char *p_in, int i_in, int i_le) {
  unsigned char tmp, cur = 0;
  int bits_in, bits_out = 0;
  int i, i_out = 0;
  for (i = 0; i < i_in; i++) {
    if (i % 2) {
      tmp = p_in[i - i_le];
      bits_in = 8;
    } else {
      tmp = p_in[i + i_le] & 0x3F;
      bits_in = 8 - 2;
    }
    if (bits_out < 8) {
      int need = ((8 - bits_out) > (bits_in) ? (bits_in) : (8 - bits_out));
      cur <<= need;
      cur |= (tmp >> (bits_in - need));
      tmp <<= (8 - bits_in + need);
      tmp >>= (8 - bits_in + need);
      bits_in -= need;
      bits_out += need;
    }
    if (bits_out == 8) {
      p_out[i_out] = cur;
      cur = 0;
      bits_out = 0;
      i_out++;
    }
    bits_out += bits_in;
    cur <<= bits_in;
    cur |= tmp;
  }
  return i_out;
}
```