user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<CGSagaGetValueGroup>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x58,%rsp
  mov    %rdi,-0x48(%rbp)
  mov    %rsi,-0x50(%rbp)
  mov    %rdx,-0x58(%rbp)
  movl   $0x0,-0x28(%rbp)
  movl   $0x0,-0x34(%rbp)
  movl   $0x0,-0x24(%rbp)
  mov    -0x50(%rbp),%rdx
  mov    -0x48(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strstr@plt>
  mov    %rax,-0x20(%rbp)
  cmpq   $0x0,-0x20(%rbp)
  jne    L39
  mov    $0x0,%eax
  jmp    L98
L39:
  mov    -0x20(%rbp),%rax
  sub    -0x48(%rbp),%rax
  mov    %eax,%ebx
  mov    -0x50(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  add    %ebx,%eax
  add    $0x1,%eax
  mov    %eax,-0x30(%rbp)
  mov    -0x20(%rbp),%rax
  sub    -0x48(%rbp),%rax
  sub    $0x1,%eax
  mov    %eax,-0x2c(%rbp)
  movl   $0x0,-0x38(%rbp)
  jmp    L141
L156:
  mov    -0x20(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    -0x50(%rbp),%rax
  mov    %rax,%rsi
  mov    %rdx,%rdi
  call   <strstr@plt>
  mov    %rax,-0x18(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  je     L148
  mov    -0x18(%rbp),%rax
  sub    -0x20(%rbp),%rax
  mov    %eax,%edx
  mov    -0x30(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0x30(%rbp)
  mov    -0x18(%rbp),%rax
  sub    -0x20(%rbp),%rax
  mov    %eax,%edx
  mov    -0x2c(%rbp),%eax
  add    %edx,%eax
  mov    %eax,-0x2c(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,-0x20(%rbp)
  jmp    L141
L148:
  movl   $0x1,-0x38(%rbp)
  jmp    L77
L141:
  mov    -0x30(%rbp),%eax
  cltq
  lea    0x1(%rax),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x7b,%al
  jne    L156
  mov    -0x2c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0xa,%al
  jne    L156
L77:
  cmpl   $0x0,-0x38(%rbp)
  je     L83
  mov    $0x0,%eax
  jmp    L98
L125:
  addl   $0x1,-0x30(%rbp)
L83:
  mov    -0x30(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x7b,%al
  jne    L125
  addl   $0x1,-0x30(%rbp)
  jmp    L128
L105:
  mov    -0x30(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x7b,%al
  jne    L147
  addl   $0x1,-0x28(%rbp)
  jmp    L3
L147:
  mov    -0x30(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x7d,%al
  jne    L3
  subl   $0x1,-0x28(%rbp)
L3:
  mov    -0x30(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  mov    -0x34(%rbp),%edx
  movslq %edx,%rcx
  mov    -0x58(%rbp),%rdx
  add    %rcx,%rdx
  movzbl (%rax),%eax
  mov    %al,(%rdx)
  addl   $0x1,-0x34(%rbp)
  addl   $0x1,-0x30(%rbp)
L128:
  mov    -0x30(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x7d,%al
  jne    L105
  cmpl   $0x0,-0x28(%rbp)
  jne    L105
  mov    -0x34(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x58(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    $0x1,%eax
L98:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
int CGSagaGetValueGroup(char *buf, char *group, char *outbuf) {
  char *place, *placesecond;
  int iplace;
  int failure;
  int i;
  int startpoint, startletter;
  int subg = 0;
  i = 0;
  iplace = 0;
  place = strstr(buf, group);
  if (!place) {
    return 0;
  }
  startpoint = place - buf + strlen(group) + 1;
  startletter = (place - buf) - 1;
  failure = 0;
  while (buf[startpoint + 1] != '{' || buf[startletter] != '\n') {
    placesecond = strstr(place + 1, group);
    if (placesecond) {
      startpoint += (placesecond - place);
      startletter += (placesecond - place);
      place = placesecond;
    } else {
      failure = 1;
      break;
    }
  }
  if (failure) {
    return 0;
  }
  while (buf[startpoint] != '{') {
    startpoint++;
  }
  startpoint++;
  while (buf[startpoint] != '}' || subg) {
    if (buf[startpoint] == '{') {
      subg++;
    } else if (buf[startpoint] == '}') {
      subg--;
    }
    outbuf[i] = buf[startpoint];
    i++;
    startpoint++;
  }
  outbuf[i] = '\0';
  return 1;
}
```