user: Please show me the C implementation that matches the assembly code listed below:

```asm
<getLines>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  test   %rdi,%rdi
  je     L83
  mov    %rdi,%rbp
  mov    %rsi,%r12
  test   %rsi,%rsi
  je     L283
L187:
  mov    $0x8,%edi
  call   <malloc@plt>
  mov    %rax,%r13
  movzbl 0x0(%rbp),%eax
  test   %al,%al
  je     L162
  movl   $0x1,(%rsp)
  mov    $0x1,%ebx
  xor    %r14d,%r14d
  xor    %esi,%esi
  jmp    L250
  cs nopw 0x0(%rax,%rax,1)
L191:
  lea    0x1(%rbx),%rdx
  movzbl -0x1(%rbp,%rdx,1),%eax
  test   %al,%al
  je     L130
L150:
  mov    %rdx,%rbx
L250:
  lea    -0x1(%rbx),%edx
  mov    %ebx,%r15d
  cmp    $0xa,%al
  jne    L191
  mov    %rbp,%rdi
  call   <substring@plt>
  mov    %rax,%rdx
  cmp    %r14d,(%rsp)
  je     L260
L18:
  movslq %r14d,%rax
  mov    %r15d,%esi
  add    $0x1,%r14d
  mov    %rdx,0x0(%r13,%rax,8)
  lea    0x1(%rbx),%rdx
  movzbl -0x1(%rbp,%rdx,1),%eax
  test   %al,%al
  jne    L150
L130:
  cmpb   $0xa,-0x1(%rbp,%rbx,1)
  jne    L265
L249:
  mov    %r14d,(%r12)
L22:
  add    $0x18,%rsp
  mov    %r13,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   0x0(%rax,%rax,1)
L265:
  mov    %r15d,%edx
  mov    %rbp,%rdi
  lea    0x1(%r14),%r15d
  call   <substring@plt>
  mov    %rax,%rbp
  movslq %r14d,%rax
  lea    0x0(,%rax,8),%rbx
  cmp    %r14d,(%rsp)
  je     L13
  lea    0x0(%r13,%rbx,1),%rax
  mov    %r15d,%r14d
L223:
  mov    %rbp,(%rax)
  jmp    L249
  nopl   0x0(%rax)
L283:
  lea    D15(%rip),%rdi
  call   <puts@plt>
  mov    $0x4,%edi
  call   <malloc@plt>
  movl   $0x0,(%rax)
  mov    %rax,%r12
  jmp    L187
  nopl   0x0(%rax)
L260:
  mov    %r14d,%edi
  mov    %rax,(%rsp)
  lea    (%r14,%r14,1),%eax
  shl    $0x4,%edi
  mov    %eax,0xc(%rsp)
  call   <malloc@plt>
  test   %r14d,%r14d
  mov    (%rsp),%rdx
  mov    %rax,%rcx
  je     L185
  lea    0x8(%r13),%rax
  cmp    %rax,%rcx
  je     L66
  lea    -0x1(%r14),%eax
  cmp    $0x2,%eax
  jbe    L66
  mov    %r14d,%esi
  mov    %r13,%rdi
  mov    %rcx,%rax
  shr    %esi
  sub    %rcx,%rdi
  shl    $0x4,%rsi
  add    %rcx,%rsi
  nopw   0x0(%rax,%rax,1)
L228:
  movdqu (%rax,%rdi,1),%xmm0
  add    $0x10,%rax
  movups %xmm0,-0x10(%rax)
  cmp    %rsi,%rax
  jne    L228
  mov    %r14d,%eax
  and    $0xfffffffe,%eax
  test   $0x1,%r14b
  je     L185
  mov    0x0(%r13,%rax,8),%rsi
  mov    %rsi,(%rcx,%rax,8)
L185:
  mov    0xc(%rsp),%eax
  mov    %rcx,%r13
  mov    %eax,(%rsp)
  jmp    L18
  xchg   %ax,%ax
L162:
  xor    %r14d,%r14d
  cmpb   $0xa,-0x1(%rbp)
  je     L249
  mov    %rbp,%rdi
  xor    %edx,%edx
  xor    %esi,%esi
  mov    $0x1,%r14d
  call   <substring@plt>
  mov    %rax,%rbp
  mov    %r13,%rax
  jmp    L223
  nopw   0x0(%rax,%rax,1)
L13:
  mov    %r14d,%edi
  shl    $0x4,%edi
  call   <malloc@plt>
  mov    %rax,%rdx
  test   %r14d,%r14d
  je     L289
  lea    0x8(%r13),%rax
  cmp    %rax,%rdx
  je     L165
  mov    (%rsp),%ecx
  lea    -0x1(%rcx),%eax
  cmp    $0x2,%eax
  jbe    L165
  shr    %ecx
  mov    %r13,%rsi
  mov    %rdx,%rax
  shl    $0x4,%rcx
  sub    %rdx,%rsi
  add    %rdx,%rcx
  nopl   0x0(%rax)
L298:
  movdqu (%rax,%rsi,1),%xmm1
  add    $0x10,%rax
  movups %xmm1,-0x10(%rax)
  cmp    %rax,%rcx
  jne    L298
  mov    (%rsp),%ecx
  mov    %ecx,%eax
  and    $0xfffffffe,%eax
  and    $0x1,%ecx
  je     L289
  mov    0x0(%r13,%rax,8),%rcx
  mov    %rcx,(%rdx,%rax,8)
L289:
  lea    (%rdx,%rbx,1),%rax
  mov    %r15d,%r14d
  mov    %rdx,%r13
  jmp    L223
L83:
  lea    D4(%rip),%rdi
  xor    %r13d,%r13d
  call   <puts@plt>
  jmp    L22
L66:
  mov    %r14d,%eax
  mov    %r13,%r8
  lea    (%rcx,%rax,8),%rdi
  sub    %rcx,%r8
  mov    %rcx,%rax
  nopl   0x0(%rax,%rax,1)
L112:
  mov    (%r8,%rax,1),%rsi
  add    $0x8,%rax
  mov    %rsi,-0x8(%rax)
  cmp    %rdi,%rax
  jne    L112
  jmp    L185
L165:
  mov    (%rsp),%eax
  mov    %r13,%r8
  sub    %rdx,%r8
  lea    (%rdx,%rax,8),%rsi
  mov    %rdx,%rax
  xchg   %ax,%ax
L175:
  mov    (%r8,%rax,1),%rcx
  add    $0x8,%rax
  mov    %rcx,-0x8(%rax)
  cmp    %rax,%rsi
  jne    L175
  jmp    L289
```

tool_calls: name: disassemble_data
arguments: label: D15
type: string
name: disassemble_data
arguments: label: D4
type: string

tool: D15: Len is null

tool: D4: getLines() recieved a null message

assistant: ```c
char **getLines(char *message, int *len) {
  if (message == NULL) {
    puts("getLines() recieved a null message");
    return NULL;
  }
  if (len == NULL) {
    puts("Len is null");
    len = (int *)malloc(sizeof(int));
    *len = 0;
  }
  int index = 0, size = 1, leftIndex = 0, arrIndex = 0;
  char **arr = (char **)malloc(sizeof(char *));
  while (message[index] != 0) {
    if (message[index] == '\n') {
      char *sub = substring(message, leftIndex, index);
      if (arrIndex == size) {
        char **tmpArr = (char **)malloc(sizeof(char *) * (size * 2));
        for (int i = 0; i < size; i++) {
          tmpArr[i] = arr[i];
        }
        size = size * 2;
        arr = tmpArr;
      }
      arr[arrIndex] = sub;
      arrIndex++;
      leftIndex = index + 1;
    }
    index++;
  }
  if (message[index - 1] != '\n') {
    char *sub = substring(message, leftIndex, index);
    if (arrIndex == size) {
      char **tmpArr = (char **)malloc(sizeof(char *) * (size * 2));
      for (int i = 0; i < size; i++) {
        tmpArr[i] = arr[i];
      }
      size = size * 2;
      arr = tmpArr;
    }
    arr[arrIndex] = sub;
    arrIndex++;
  }
  *len = arrIndex;
  return arr;
}
```