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

```asm
<argize>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    %rcx,-0x40(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x30(%rbp),%rax
  movl   $0x0,(%rax)
  movl   $0x0,-0x14(%rbp)
  nop
  jmp    L16
L216:
  cmpl   $0x5,-0x14(%rbp)
  ja     L16
  mov    -0x14(%rbp),%eax
  lea    0x0(,%rax,4),%rdx
  lea    D0(%rip),%rax
  mov    (%rdx,%rax,1),%eax
  cltq
  lea    D0(%rip),%rdx
  add    %rdx,%rax
  notrack jmp *%rax
L122:
  addq   $0x1,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  mov    %eax,%edi
  call   <isspace@plt>
  test   %eax,%eax
  jne    L122
  addq   $0x1,-0x8(%rbp)
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L130
  jmp    L16
L130:
  movl   $0x1,-0x14(%rbp)
  mov    -0x30(%rbp),%rax
  mov    (%rax),%eax
  cltq
  cmp    %rax,-0x40(%rbp)
  jbe    L87
  mov    -0x30(%rbp),%rax
  mov    (%rax),%eax
  lea    0x1(%rax),%ecx
  mov    -0x30(%rbp),%rdx
  mov    %ecx,(%rdx)
  cltq
  lea    0x0(,%rax,8),%rdx
  mov    -0x38(%rbp),%rax
  add    %rax,%rdx
  mov    -0x8(%rbp),%rax
  mov    %rax,(%rdx)
  movl   $0x2,-0x14(%rbp)
  jmp    L23
L87:
  mov    $0x1,%eax
  jmp    L95
L23:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  movzbl %al,%eax
  mov    %eax,%edi
  call   <isspace@plt>
  test   %eax,%eax
  je     L115
  mov    -0x10(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  movb   $0x0,(%rax)
  mov    -0x8(%rbp),%rdx
  lea    0x1(%rdx),%rcx
  mov    %rcx,-0x8(%rbp)
  movzbl (%rax),%eax
  mov    %al,(%rdx)
  movl   $0x0,-0x14(%rbp)
  jmp    L16
L115:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x22,%al
  jne    L195
  addq   $0x1,-0x10(%rbp)
  movl   $0x3,-0x14(%rbp)
  jmp    L16
L195:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x5c,%al
  jne    L123
  addq   $0x1,-0x10(%rbp)
  movl   $0x4,-0x14(%rbp)
  jmp    L16
L123:
  mov    -0x10(%rbp),%rdx
  lea    0x1(%rdx),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x8(%rbp),%rax
  lea    0x1(%rax),%rcx
  mov    %rcx,-0x8(%rbp)
  movzbl (%rdx),%edx
  mov    %dl,(%rax)
  jmp    L16
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  cmp    $0x22,%eax
  je     L116
  cmp    $0x5c,%eax
  je     L187
  jmp    L190
L116:
  addq   $0x1,-0x10(%rbp)
  movl   $0x2,-0x14(%rbp)
  jmp    L128
L187:
  addq   $0x1,-0x10(%rbp)
  movl   $0x5,-0x14(%rbp)
  jmp    L128
L190:
  mov    -0x10(%rbp),%rdx
  lea    0x1(%rdx),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x8(%rbp),%rax
  lea    0x1(%rax),%rcx
  mov    %rcx,-0x8(%rbp)
  movzbl (%rdx),%edx
  mov    %dl,(%rax)
  nop
L128:
  jmp    L16
  mov    -0x10(%rbp),%rdx
  lea    0x1(%rdx),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x8(%rbp),%rax
  lea    0x1(%rax),%rcx
  mov    %rcx,-0x8(%rbp)
  movzbl (%rdx),%edx
  mov    %dl,(%rax)
  movl   $0x2,-0x14(%rbp)
  jmp    L16
  mov    -0x10(%rbp),%rdx
  lea    0x1(%rdx),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x8(%rbp),%rax
  lea    0x1(%rax),%rcx
  mov    %rcx,-0x8(%rbp)
  movzbl (%rdx),%edx
  mov    %dl,(%rax)
  movl   $0x3,-0x14(%rbp)
  nop
L16:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L216
  mov    -0x8(%rbp),%rax
  movb   $0x0,(%rax)
  mov    $0x0,%eax
L95:
  leave
  ret
```

assistant: ```c
int argize(char *cmdline, int *const argc, char *argv[], const size_t argvlen) {
  char *p, *q;
  int state;
  p = q = cmdline;
  *argc = 0;
  state = 0;
  while (*p) {
    switch (state) {
    case 0:
      while (isspace((unsigned char)*p))
        p++;
      q++;
      if (!*p)
        break;
      state = 1;
      ;
    case 1:
      if ((size_t)*argc < argvlen)
        argv[(*argc)++] = q;
      else
        return 1;
      state = 2;
    case 2:
      if (isspace((unsigned char)*p)) {
        *q++ = *p++ = '\0';
        state = 0;
      } else if (*p == '"') {
        p++;
        state = 3;
      } else if (*p == '\\') {
        p++;
        state = 4;
      } else
        *q++ = *p++;
      break;
    case 3:
      switch (*p) {
      case '"':
        p++;
        state = 2;
        break;
      case '\\':
        p++;
        state = 5;
        break;
      default:
        *q++ = *p++;
        break;
      }
      break;
    case 4:
      *q++ = *p++;
      state = 2;
      break;
    case 5:
      *q++ = *p++;
      state = 3;
      break;
    }
  }
  *q = '\0';
  return 0;
}
```