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

```asm
<myTok>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  mov    %esi,%r13d
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x8,%rsp
  movzbl (%rdi),%eax
  test   %al,%al
  je     L14
  mov    %rdi,%rdx
  xor    %ecx,%ecx
  xor    %edi,%edi
  jmp    L51
  nopl   0x0(%rax)
L166:
  cmp    $0x1,%ecx
  je     L107
  add    $0x1,%edi
  mov    $0x1,%ecx
L107:
  movzbl 0x1(%rdx),%eax
  add    $0x1,%rdx
  test   %al,%al
  je     L70
L51:
  cmp    %al,%r13b
  jne    L166
  movzbl 0x1(%rdx),%eax
  add    $0x1,%rdx
  xor    %ecx,%ecx
  test   %al,%al
  jne    L51
L70:
  add    $0x1,%edi
L68:
  mov    $0x8,%esi
  mov    %rbx,%r12
  xor    %r15d,%r15d
  call   <calloc@plt>
  xor    %edi,%edi
  mov    %rax,%r14
  nopl   0x0(%rax)
L20:
  movzbl (%r12),%ebp
  xor    %eax,%eax
  add    $0x1,%r12
  test   %bpl,%bpl
  je     L157
L48:
  cmp    %r13b,%bpl
  je     L157
  movzbl (%r12),%ebp
  add    $0x1,%edi
  mov    $0x1,%eax
  add    $0x1,%r12
  test   %bpl,%bpl
  jne    L48
  nopl   0x0(%rax,%rax,1)
L157:
  test   %eax,%eax
  je     L0
  add    $0x1,%edi
  mov    $0x1,%esi
  call   <calloc@plt>
  xor    %edi,%edi
  mov    %rax,%r8
  movslq %r15d,%rax
  add    $0x1,%r15d
  mov    %r8,(%r14,%rax,8)
L0:
  test   %bpl,%bpl
  jne    L20
  xor    %ecx,%ecx
  xor    %esi,%esi
L31:
  movzbl (%rbx),%eax
  xor    %edx,%edx
  add    $0x1,%rbx
  test   %al,%al
  je     L117
L147:
  cmp    %r13b,%al
  je     L117
  movslq %esi,%rdx
  movslq %ecx,%rdi
  add    $0x1,%rbx
  add    $0x1,%ecx
  mov    (%r14,%rdx,8),%rdx
  mov    %al,(%rdx,%rdi,1)
  movzbl -0x1(%rbx),%eax
  mov    $0x1,%edx
  test   %al,%al
  jne    L147
  nopl   (%rax)
L117:
  test   %edx,%edx
  je     L42
  add    $0x1,%esi
  xor    %ecx,%ecx
L42:
  test   %al,%al
  jne    L31
  add    $0x8,%rsp
  mov    %r14,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopw   0x0(%rax,%rax,1)
L14:
  mov    $0x1,%edi
  jmp    L68
```

assistant: ```c
char **myTok(char *str, char delim) {
  int numTokens = 0;
  char *iter = str;
  int lastChar = 0;
  int current = 0;
  while (*iter != 0) {
    if (*iter == delim) {
      current = 0;
    } else {
      current = 1;
    }
    if ((lastChar == 0) && (current == 1)) {
      numTokens++;
    }
    lastChar = current;
    iter++;
  }
  numTokens++;
  char **tokens = (char **)calloc(numTokens, sizeof(char *));
  iter = str;
  lastChar = 0;
  current = 0;
  int endOfInput = 0;
  int i = 0;
  int sizeCurrent = 0;
  while (!endOfInput) {
    if ((*iter == delim) || (*iter == 0)) {
      current = 0;
      if ((*iter == 0)) {
        endOfInput = 1;
      }
    } else {
      current = 1;
    }
    if (current == 1) {
      sizeCurrent++;
    }
    if ((lastChar == 1) && (current == 0)) {
      sizeCurrent++;
      *(tokens + i) = (char *)calloc(sizeCurrent, sizeof(char));
      sizeCurrent = 0;
      i += 1;
    }
    lastChar = current;
    iter++;
  }
  iter = str;
  i = 0;
  int j = 0;
  lastChar = 0;
  current = 0;
  endOfInput = 0;
  while (!endOfInput) {
    if ((*iter == delim) || (*iter == 0)) {
      current = 0;
      if ((*iter == 0)) {
        endOfInput = 1;
      }
    } else {
      current = 1;
    }
    if (current == 1) {
      *(*(tokens + i) + j) = *iter;
      j++;
    }
    if ((lastChar == 1) && (current == 0)) {
      i += 1;
      j = 0;
    }
    lastChar = current;
    iter++;
  }
  return tokens;
}
```