user: Demonstrate the C code that generates the assembly output below:

```asm
<read_command>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x7e0,%rsp
  mov    %rdi,%rbp
  mov    %rsi,%r13
  mov    %fs:0x28,%rax
  mov    %rax,0x7d8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rdi
  mov    $0x3e8,%esi
  call   <fgets@plt>
  test   %rax,%rax
  je     L124
  mov    %rsp,%rdi
  mov    %rbp,%rdx
  lea    D0(%rip),%rsi
  call   <sscanf@plt>
  movzbl (%rsp),%eax
  cmp    $0x20,%al
  je     L67
  cmp    $0x9,%al
  jne    L25
L67:
  mov    $0x1,%eax
L284:
  mov    %eax,%ecx
  movzbl (%rsp,%rax,1),%edx
  add    $0x1,%rax
  cmp    $0x20,%dl
  je     L284
  cmp    $0x9,%dl
  je     L284
L247:
  movslq %ecx,%rax
  movzbl (%rsp,%rax,1),%edx
  test   $0xdf,%dl
  je     L99
  lea    -0x9(%rdx),%eax
  cmp    $0x1,%al
  jbe    L99
  mov    $0x1,%eax
  movslq %ecx,%rsi
  lea    (%rsp,%rsi,1),%r8
L228:
  lea    (%rcx,%rax,1),%ebx
  mov    %eax,%edi
  mov    %dl,-0x1(%rbp,%rax,1)
  movzbl (%r8,%rax,1),%edx
  add    $0x1,%rax
  lea    -0x9(%rdx),%esi
  cmp    $0x1,%sil
  jbe    L144
  test   $0xdf,%dl
  jne    L228
L144:
  movslq %edi,%rdi
  movb   $0x0,0x0(%rbp,%rdi,1)
  movslq %ebx,%rax
  movzbl (%rsp,%rax,1),%eax
  test   %al,%al
  je     L111
  mov    $0x0,%r12d
  mov    $0x0,%ebp
  mov    $0x0,%r14d
  cmp    $0xa,%al
  jne    L262
L111:
  mov    $0x0,%r12d
L177:
  mov    0x7d8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L51
  mov    %r12d,%eax
  add    $0x7e0,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L25:
  mov    $0x0,%ecx
  jmp    L247
L99:
  mov    %ecx,%ebx
  mov    $0x0,%edi
  jmp    L144
L47:
  add    $0x1,%ebx
  movslq %ebx,%rbx
L105:
  mov    %ebx,%ecx
  movzbl (%rsp,%rbx,1),%eax
  add    $0x1,%rbx
  cmp    $0x20,%al
  je     L105
  cmp    $0x9,%al
  je     L105
L252:
  movslq %ecx,%rax
  movzbl (%rsp,%rax,1),%edx
  test   $0xdf,%dl
  je     L188
  lea    -0x9(%rdx),%eax
  cmp    $0x1,%al
  jbe    L188
  mov    $0x1,%eax
  lea    0x3ef(%rsp),%r9
  movslq %ecx,%rsi
  lea    (%rsp,%rsi,1),%r8
L95:
  lea    (%rcx,%rax,1),%ebx
  mov    %eax,%edi
  mov    %dl,(%r9,%rax,1)
  movzbl (%r8,%rax,1),%edx
  add    $0x1,%rax
  test   $0xdf,%dl
  je     L191
  lea    -0x9(%rdx),%esi
  cmp    $0x1,%sil
  ja     L95
L191:
  movslq %edi,%rdi
  movb   $0x0,0x3f0(%rsp,%rdi,1)
  cmpb   $0x0,0x3f0(%rsp)
  jne    L90
L204:
  movslq %ebx,%rax
  movzbl (%rsp,%rax,1),%eax
  test   %al,%al
  je     L177
  cmp    $0xa,%al
  je     L177
L262:
  movslq %ebx,%rax
  movzbl (%rsp,%rax,1),%eax
  cmp    $0x20,%al
  je     L47
  mov    %ebx,%ecx
  cmp    $0x9,%al
  je     L47
  jmp    L252
L188:
  mov    %ecx,%ebx
  mov    %r14d,%edi
  jmp    L191
L90:
  mov    $0x3e8,%edi
  call   <malloc@plt>
  mov    %rax,%rdi
  movslq %ebp,%rax
  mov    %rdi,0x0(%r13,%rax,8)
  add    $0x1,%ebp
  lea    0x3f0(%rsp),%rsi
  call   <strcpy@plt>
  add    $0x1,%r12d
  jmp    L204
L124:
  mov    $0xffffffff,%r12d
  jmp    L177
L51:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: label: D0
datatype: string

tool: D0: %s

assistant: ```c
int read_command(char *command, char *args[], FILE *stream) {
  char cmdline[1000];
  int i, j = 0, k = 0;
  char *ret;
  int cnt = 0;
  char temp[1000];
  ret = fgets(cmdline, 1000, stream);
  if (ret == 0)
    return -1;
  sscanf(cmdline, "%s", command);
  i = 0;
  while (cmdline[i] == ' ' || cmdline[i] == '\t')
    i++;
  while (cmdline[i] != '\0' && cmdline[i] != '\n' && cmdline[i] != ' ' && cmdline[i] != '\t')
    command[k++] = cmdline[i++];
  command[k] = '\0';
  while (cmdline[i] != '\0' && cmdline[i] != '\n') {
    k = 0;
    while (cmdline[i] == ' ' || cmdline[i] == '\t')
      i++;
    while (cmdline[i] != ' ' && cmdline[i] != '\t' && cmdline[i] != '\0' && cmdline[i] != '\n')
      temp[k++] = cmdline[i++];
    temp[k] = '\0';
    if (strlen(temp)) {
      args[j] = (char *)malloc(sizeof(temp));
      strcpy(args[j++], temp);
      cnt++;
    }
  }
  return cnt;
}
```