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

```asm
<main>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x18(%rsp)
  xor    %eax,%eax
  cmp    $0x1,%edi
  jle    L9
  mov    %edi,%ebx
  mov    %rsi,%rbp
  movl   $0x0,0xc(%rsp)
  movl   $0x0,0x10(%rsp)
  lea    0xc(%rsp),%rdx
  mov    0x8(%rsi),%rdi
  lea    D7(%rip),%rsi
  call   <sscanf@plt>
  cmp    $0x2,%ebx
  je     L3
  cmp    $0x3,%ebx
  jne    L10
  lea    0x10(%rsp),%rdx
  mov    0x10(%rbp),%rdi
  lea    D7(%rip),%rsi
  call   <sscanf@plt>
  movslq 0xc(%rsp),%rdi
  call   <dynamic_mmap@plt>
  mov    0x10(%rsp),%esi
  mov    %esi,(%rax)
  mov    (%rax),%eax
  mov    %eax,0x14(%rsp)
  mov    0x14(%rsp),%edx
  lea    D0(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    0x14(%rsp),%eax
  cmp    0x10(%rsp),%eax
  lea    D6(%rip),%rsi
  lea    D88(%rip),%rax
  cmovne %rax,%rsi
  lea    D67(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L65
L9:
  lea    D44(%rip),%rdi
  call   <puts@plt>
  mov    $0xffffffff,%edi
  call   <exit@plt>
L65:
  mov    0x18(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L51
  mov    $0x0,%eax
  add    $0x28,%rsp
  pop    %rbx
  pop    %rbp
  ret
L10:
  lea    D81(%rip),%rdi
  call   <puts@plt>
  mov    $0xffffffff,%edi
  call   <exit@plt>
  movslq 0xc(%rsp),%rdi
  call   <dynamic_mmap@plt>
  jmp    L11
L3:
  movslq 0xc(%rsp),%rdi
  call   <dynamic_mmap@plt>
L11:
  mov    (%rax),%esi
  lea    D28(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L65
L51:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: label: D7
type_guessed: string
name: disassemble_data
arguments: label: D0
type_guessed: string
name: disassemble_data
arguments: label: D6
type_guessed: string
name: disassemble_data
arguments: label: D88
type_guessed: string
name: disassemble_data
arguments: label: D67
type_guessed: string
name: disassemble_data
arguments: label: D44
type_guessed: string
name: disassemble_data
arguments: label: D81
type_guessed: string
name: disassemble_data
arguments: label: D28
type_guessed: string

tool: D7: %lli

tool: D0: Value = 0x%x, Set Value = 0x%x


tool: D6: Passed

tool: D88: Failed

tool: D67: Write : %s


tool: D44: Enter an address to read or enter an address and value to write

tool: D81: Unknown error

tool: D28: Value = 0x%x


assistant: ```c
int main(int argc, char *argv[]) {
  if (argc < 2) {
    printf("Enter an address to read or enter an address and value to write\n");
    exit(-1);
  } else {
    uint64_t address = 0;
    uint64_t value = 0;
    volatile uint32_t *ptr;
    bool is_read = true;
    sscanf(argv[1], "%lli", &address);
    address &= 0xFFFFFFFF;
    switch (argc) {
    case 2:
      is_read = true;
      break;
    case 3:
      sscanf(argv[2], "%lli", &value);
      is_read = false;
      break;
    default:
      printf("Unknown error\n");
      exit(-1);
    }
    ptr = (uint32_t *)dynamic_mmap((void *)(uint32_t)address);
    if (is_read) {
      printf("Value = 0x%x\n", *ptr);
    } else {
      volatile uint32_t read_value;
      *ptr = 0xFFFFFFFF & value;
      read_value = *ptr;
      printf("Value = 0x%x, Set Value = 0x%x\n", 0xFFFFFFFF & value, read_value);
      printf("Write : %s\n", read_value == value ? "Passed" : "Failed");
    }
  }
}
```