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

```asm
<json_serialize_string>:
  endbr64
  push   %r15
  push   %r14
  mov    %rdi,%r14
  push   %r13
  mov    %rsi,%r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  call   <strlen@plt>
  lea    D47(%rip),%rsi
  mov    %r13,%rdi
  mov    %rax,%r12
  call   <append_string@plt>
  test   %eax,%eax
  js     L107
  mov    %eax,%ebx
  cltq
  add    %r13,%rax
  test   %r13,%r13
  cmovne %rax,%r13
  test   %r12,%r12
  je     L110
  add    %r14,%r12
  lea    D89(%rip),%r15
  lea    D99(%rip),%rbp
  nopl   0x0(%rax,%rax,1)
L229:
  movzbl (%r14),%eax
  cmp    $0x2f,%al
  jg     L84
  cmp    $0x7,%al
  jle    L54
  lea    -0x8(%rax),%ecx
  cmp    $0x27,%cl
  ja     L54
  movzbl %cl,%ecx
  movslq 0x0(%rbp,%rcx,4),%rcx
  add    %rbp,%rcx
  notrack jmp *%rcx
  cs nopw 0x0(%rax,%rax,1)
L54:
  test   %r13,%r13
  je     L35
  mov    %al,0x0(%r13)
  add    $0x1,%r13
L35:
  add    $0x1,%ebx
L36:
  add    $0x1,%r14
  cmp    %r14,%r12
  jne    L229
L110:
  lea    D47(%rip),%rsi
  mov    %r13,%rdi
  call   <append_string@plt>
  test   %eax,%eax
  js     L107
  add    $0x8,%rsp
  add    %ebx,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
  lea    D7(%rip),%rsi
  mov    %r13,%rdi
  call   <append_string@plt>
  test   %eax,%eax
  js     L107
  nopl   0x0(%rax,%rax,1)
L46:
  movslq %eax,%rcx
  add    %r13,%rcx
  test   %r13,%r13
  cmovne %rcx,%r13
  add    %eax,%ebx
  jmp    L36
  nopl   0x0(%rax)
  lea    D90(%rip),%rsi
  mov    %r13,%rdi
  call   <append_string@plt>
  test   %eax,%eax
  jns    L46
L107:
  add    $0x8,%rsp
  mov    $0xffffffff,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopw   0x0(%rax,%rax,1)
  lea    D49(%rip),%rsi
  mov    %r13,%rdi
  call   <append_string@plt>
  test   %eax,%eax
  jns    L46
  jmp    L107
  nopl   (%rax)
  lea    D17(%rip),%rsi
  mov    %r13,%rdi
  call   <append_string@plt>
  test   %eax,%eax
  jns    L46
  jmp    L107
  nopl   (%rax)
  lea    D40(%rip),%rsi
  mov    %r13,%rdi
  call   <append_string@plt>
  test   %eax,%eax
  jns    L46
  jmp    L107
  nopl   0x0(%rax)
  lea    D78(%rip),%rsi
  mov    %r13,%rdi
  call   <append_string@plt>
  test   %eax,%eax
  jns    L46
  jmp    L107
  nopl   0x0(%rax)
  lea    D8(%rip),%rsi
  mov    %r13,%rdi
  call   <append_string@plt>
  test   %eax,%eax
  jns    L46
  jmp    L107
  nopl   0x0(%rax)
L84:
  cmp    $0x5c,%al
  jne    L54
  mov    %r15,%rsi
  mov    %r13,%rdi
  call   <append_string@plt>
  test   %eax,%eax
  jns    L46
  jmp    L107
```

tool_calls: name: disassemble_data
arguments: tag: D47
type: string
name: disassemble_data
arguments: tag: D89
type: string
name: disassemble_data
arguments: tag: D7
type: string
name: disassemble_data
arguments: tag: D90
type: string
name: disassemble_data
arguments: tag: D49
type: string
name: disassemble_data
arguments: tag: D17
type: string
name: disassemble_data
arguments: tag: D40
type: string
name: disassemble_data
arguments: tag: D78
type: string
name: disassemble_data
arguments: tag: D8
type: string

tool: D47: "

tool: D89: \\

tool: D7: \/

tool: D90: \"

tool: D49: \r

tool: D17: \f

tool: D40: \n

tool: D78: \t

tool: D8: \b

assistant: ```c
int json_serialize_string(const char *string, char *buf) {
  size_t i = 0, len = strlen(string);
  char c = '\0';
  int written = -1, written_total = 0;
  do {
    written = append_string(buf, ("\""));
    if (written < 0) {
      return -1;
    }
    if (buf != NULL) {
      buf += written;
    }
    written_total += written;
  } while (0);
  for (i = 0; i < len; i++) {
    c = string[i];
    switch (c) {
    case '\"':
      do {
        written = append_string(buf, ("\\\""));
        if (written < 0) {
          return -1;
        }
        if (buf != NULL) {
          buf += written;
        }
        written_total += written;
      } while (0);
      break;
    case '\\':
      do {
        written = append_string(buf, ("\\\\"));
        if (written < 0) {
          return -1;
        }
        if (buf != NULL) {
          buf += written;
        }
        written_total += written;
      } while (0);
      break;
    case '/':
      do {
        written = append_string(buf, ("\\/"));
        if (written < 0) {
          return -1;
        }
        if (buf != NULL) {
          buf += written;
        }
        written_total += written;
      } while (0);
      break;
    case '\b':
      do {
        written = append_string(buf, ("\\b"));
        if (written < 0) {
          return -1;
        }
        if (buf != NULL) {
          buf += written;
        }
        written_total += written;
      } while (0);
      break;
    case '\f':
      do {
        written = append_string(buf, ("\\f"));
        if (written < 0) {
          return -1;
        }
        if (buf != NULL) {
          buf += written;
        }
        written_total += written;
      } while (0);
      break;
    case '\n':
      do {
        written = append_string(buf, ("\\n"));
        if (written < 0) {
          return -1;
        }
        if (buf != NULL) {
          buf += written;
        }
        written_total += written;
      } while (0);
      break;
    case '\r':
      do {
        written = append_string(buf, ("\\r"));
        if (written < 0) {
          return -1;
        }
        if (buf != NULL) {
          buf += written;
        }
        written_total += written;
      } while (0);
      break;
    case '\t':
      do {
        written = append_string(buf, ("\\t"));
        if (written < 0) {
          return -1;
        }
        if (buf != NULL) {
          buf += written;
        }
        written_total += written;
      } while (0);
      break;
    default:
      if (buf != NULL) {
        buf[0] = c;
        buf += 1;
      }
      written_total += 1;
      break;
    }
  }
  do {
    written = append_string(buf, ("\""));
    if (written < 0) {
      return -1;
    }
    if (buf != NULL) {
      buf += written;
    }
    written_total += written;
  } while (0);
  return written_total;
}
```