user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  add    $0xffffffffffffff80,%rsp
  mov    %edi,-0x74(%rbp)
  mov    %rsi,-0x80(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  movabs $0x3f5250492b5441,%rax
  mov    $0x0,%edx
  mov    %rax,-0x70(%rbp)
  mov    %rdx,-0x68(%rbp)
  movl   $0x0,-0x60(%rbp)
  movb   $0xd,-0x69(%rbp)
  movb   $0xa,-0x68(%rbp)
  cmpl   $0x2,-0x74(%rbp)
  jg     L107
  mov    -0x80(%rbp),%rax
  mov    (%rax),%rax
  mov    %rax,%rsi
  lea    D63(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0xffffffff,%eax
  jmp    L66
L107:
  mov    -0x80(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  lea    D42(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L109
  mov    -0x80(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rax
  lea    D35(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L6
  mov    -0x80(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rax
  lea    D38(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L106
L6:
  mov    $0x1c,%edi
  call   <gpio_init@plt>
  mov    $0x1d,%edi
  call   <gpio_init@plt>
  mov    $0x1b,%edi
  call   <gpio_init@plt>
  mov    $0x0,%esi
  mov    $0x1b,%edi
  call   <gpio_output@plt>
  mov    $0x1,%esi
  mov    $0x1c,%edi
  call   <gpio_output@plt>
  mov    $0x0,%esi
  mov    $0x1d,%edi
  call   <gpio_output@plt>
  mov    $0x7a120,%edi
  call   <usleep@plt>
  mov    -0x80(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rax
  lea    D38(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L106
  mov    $0x1,%esi
  mov    $0x1d,%edi
  call   <gpio_output@plt>
  jmp    L106
L109:
  mov    -0x80(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  lea    D44(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L106
  mov    -0x80(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rax
  lea    D35(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L23
  mov    -0x80(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rax
  lea    D38(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L106
L23:
  mov    $0xc0,%edx
  mov    $0x40,%esi
  mov    $0x10000060,%edi
  call   <reg_option@plt>
  mov    $0xc,%edx
  mov    $0x4,%esi
  mov    $0x10000060,%edi
  call   <reg_option@plt>
  mov    $0x11,%edi
  call   <gpio_init@plt>
  mov    $0x10,%edi
  call   <gpio_init@plt>
  mov    $0xe,%edi
  call   <gpio_init@plt>
  mov    $0x1,%edi
  call   <gpio_init@plt>
  mov    $0x0,%esi
  mov    $0x1,%edi
  call   <gpio_output@plt>
  mov    $0x1,%esi
  mov    $0x10,%edi
  call   <gpio_output@plt>
  mov    $0x0,%esi
  mov    $0xe,%edi
  call   <gpio_output@plt>
  mov    $0x0,%esi
  mov    $0x11,%edi
  call   <gpio_output@plt>
  mov    $0x30d40,%edi
  call   <usleep@plt>
  mov    $0x1,%esi
  mov    $0xe,%edi
  call   <gpio_output@plt>
  mov    $0x1,%esi
  mov    $0x11,%edi
  call   <gpio_output@plt>
  mov    $0x7a120,%edi
  call   <usleep@plt>
  mov    -0x80(%rbp),%rax
  add    $0x10,%rax
  mov    (%rax),%rax
  lea    D38(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L106
  mov    $0x0,%esi
  mov    $0x10,%edi
  call   <gpio_output@plt>
  mov    $0x7a120,%edi
  call   <usleep@plt>
  mov    $0x1,%esi
  mov    $0x10,%edi
  call   <gpio_output@plt>
L106:
  mov    $0x0,%eax
L66:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L9
  call   <__stack_chk_fail@plt>
L9:
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D63
data_type: string
name: extract_symbolic_data
arguments: data_label: D42
data_type: string
name: extract_symbolic_data
arguments: data_label: D35
data_type: string
name: extract_symbolic_data
arguments: data_label: D38
data_type: string
name: extract_symbolic_data
arguments: data_label: D44
data_type: string

tool: D63: Usage: %s 3g/4g 0/1


tool: D42: 4g

tool: D35: 0

tool: D38: 1

tool: D44: 3g

assistant: ```c
int main(int argc, char **argv) {
  int fd, fd_temp;
  int err;
  int len;
  int i;
  char rcv_buf[100];
  char send_buf[20] = "AT+IPR?";
  send_buf[7] = 0x0D;
  send_buf[8] = 0x0A;
  if (argc < 3) {
    printf("Usage: %s 3g/4g 0/1\n", argv[0]);
    return -1;
  }
  if (0 == strcmp(argv[1], "4g")) {
    if ((0 == strcmp(argv[2], "0")) || (0 == strcmp(argv[2], "1"))) {
      gpio_init(28);
      gpio_init(29);
      gpio_init(27);
      gpio_output(27, 0);
      gpio_output(28, 1);
      gpio_output(29, 0);
      usleep(500000);
      if (0 == strcmp(argv[2], "1")) {
        gpio_output(29, 1);
      }
    }
  } else if (0 == strcmp(argv[1], "3g")) {
    if ((0 == strcmp(argv[2], "0")) || (0 == strcmp(argv[2], "1"))) {
      reg_option(0X10000060, 0x1 << 6, 0x3 << 6);
      reg_option(0X10000060, 0x1 << 2, 0x3 << 2);
      gpio_init(17);
      gpio_init(16);
      gpio_init(14);
      gpio_init(1);
      gpio_output(1, 0);
      gpio_output(16, 1);
      gpio_output(14, 0);
      gpio_output(17, 0);
      usleep(200000);
      gpio_output(14, 1);
      gpio_output(17, 1);
      usleep(500000);
      if (0 == strcmp(argv[2], "1")) {
        gpio_output(16, 0);
        usleep(500000);
        gpio_output(16, 1);
      }
    }
  }
  return 0;
}
```