user: 这段汇编代码用C语言表示是什么样的?

```asm
<getmeminfo>:
  endbr64
  push   %r15
  lea    D12(%rip),%r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x4c8,%rsp
  mov    %rdi,0x18(%rsp)
  lea    0xb0(%rsp),%rbx
  mov    %rsi,0x8(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x4b8(%rsp)
  xor    %eax,%eax
  movl   $0x0,(%rdi)
  lea    D31(%rip),%rdi
  movl   $0x0,(%rsi)
  lea    D78(%rip),%rsi
  call   <fopen@plt>
  mov    %rax,%r14
  jmp    L50
  nopl   (%rax)
L77:
  mov    %rbp,%rsi
  lea    D34(%rip),%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L23
L53:
  mov    %rbp,%rsi
  lea    D37(%rip),%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L41
L2:
  mov    %rbp,%rsi
  lea    D73(%rip),%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L100
L50:
  mov    %r14,%rdx
  mov    $0x400,%esi
  mov    %rbx,%rdi
  call   <fgets@plt>
  test   %rax,%rax
  je     L48
  lea    0x30(%rsp),%rbp
  lea    0x28(%rsp),%r12
  mov    %rbx,%rdi
  movb   $0x0,0x30(%rsp)
  lea    0x70(%rsp),%r13
  mov    %r12,%r8
  mov    %rbp,%rdx
  movb   $0x0,0x70(%rsp)
  lea    D13(%rip),%rsi
  mov    %r13,%rcx
  movb   $0x0,0x28(%rsp)
  call   <sscanf@plt>
  mov    %rbp,%rsi
  lea    D64(%rip),%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L77
  mov    %r13,%rdi
  call   <atoi@plt>
  mov    %r12,%rsi
  mov    %r15,%rdi
  mov    %eax,0x14(%rsp)
  call   <strcmp@plt>
  mov    0x14(%rsp),%edx
  mov    %rax,%r8
  mov    %edx,%eax
  shl    $0xa,%eax
  test   %r8,%r8
  cmove  %eax,%edx
  mov    0x18(%rsp),%rax
  mov    %edx,(%rax)
  jmp    L77
  nopl   0x0(%rax)
L41:
  mov    %r13,%rdi
  call   <atoi@plt>
  mov    %r12,%rsi
  mov    %r15,%rdi
  mov    %eax,0x14(%rsp)
  call   <strcmp@plt>
  mov    0x14(%rsp),%edx
  mov    %rax,%r8
  mov    %edx,%eax
  shl    $0xa,%eax
  test   %r8,%r8
  cmove  %eax,%edx
  mov    0x8(%rsp),%rax
  add    %edx,(%rax)
  jmp    L2
  nopl   (%rax)
L23:
  mov    %r13,%rdi
  call   <atoi@plt>
  mov    %r12,%rsi
  mov    %r15,%rdi
  mov    %eax,0x14(%rsp)
  call   <strcmp@plt>
  mov    0x14(%rsp),%edx
  mov    %rax,%r8
  mov    %edx,%eax
  shl    $0xa,%eax
  test   %r8,%r8
  cmove  %eax,%edx
  mov    0x8(%rsp),%rax
  add    %edx,(%rax)
  jmp    L53
  nopl   (%rax)
L48:
  mov    %r14,%rdi
  call   <fclose@plt>
  mov    0x4b8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L11
  add    $0x4c8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nop
L100:
  mov    %r13,%rdi
  call   <atoi@plt>
  mov    %r12,%rsi
  mov    %r15,%rdi
  mov    %eax,%ebp
  call   <strcmp@plt>
  mov    %rax,%r8
  mov    %ebp,%eax
  shl    $0xa,%eax
  test   %r8,%r8
  cmove  %eax,%ebp
  mov    0x8(%rsp),%rax
  add    %ebp,(%rax)
  jmp    L50
L11:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: label: D12
type_guessed: string
name: disassemble_data
arguments: label: D31
type_guessed: string
name: disassemble_data
arguments: label: D78
type_guessed: string
name: disassemble_data
arguments: label: D34
type_guessed: string
name: disassemble_data
arguments: label: D37
type_guessed: string
name: disassemble_data
arguments: label: D73
type_guessed: string
name: disassemble_data
arguments: label: D13
type_guessed: string
name: disassemble_data
arguments: label: D64
type_guessed: string

tool: D12: kB

tool: D31: /proc/meminfo

tool: D78: r

tool: D34: MemFree:

tool: D37: Buffers:

tool: D73: Cached:

tool: D13: %s%s%s

tool: D64: MemTotal:

assistant: ```c
int getmeminfo(uint64_t *size, uint64_t *free) {
  FILE *f;
  char key[64];
  char val[64];
  char unit[8];
  char buff[1024];
  uint64_t data;
  *size = 0;
  *free = 0;
  f = fopen("/proc/meminfo", "r");
  while (fgets(buff, sizeof(buff), f)) {
    key[0] = 0;
    val[0] = 0;
    unit[0] = 0;
    sscanf(buff, "%s%s%s", key, val, unit);
    if (strcmp("MemTotal:", key) == 0) {
      data = atoi(val);
      if (strcmp("kB", unit) == 0) {
        data *= 1024;
      }
      *size = data;
    }
    if (strcmp("MemFree:", key) == 0) {
      data = atoi(val);
      if (strcmp("kB", unit) == 0) {
        data *= 1024;
      }
      *free += data;
    }
    if (strcmp("Buffers:", key) == 0) {
      data = atoi(val);
      if (strcmp("kB", unit) == 0) {
        data *= 1024;
      }
      *free += data;
    }
    if (strcmp("Cached:", key) == 0) {
      data = atoi(val);
      if (strcmp("kB", unit) == 0) {
        data *= 1024;
      }
      *free += data;
    }
  }
  fclose(f);
  return (0);
}
```