user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<stripOutEmailAddress>:
  endbr64
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  call   <strlen@plt>
  test   %rax,%rax
  je     L16
  mov    $0x1,%edx
  mov    $0xffffffff,%r12d
  xor    %ebx,%ebx
  xor    %ecx,%ecx
  jmp    L7
  nopw   0x0(%rax,%rax,1)
L112:
  cmp    $0x3e,%cl
  je     L127
L19:
  xor    %esi,%esi
  test   %ebx,%ebx
  je     L43
  add    $0x1,%ebx
  mov    $0x1,%esi
L43:
  movslq %edx,%rcx
  add    $0x1,%edx
  cmp    %rax,%rcx
  jae    L149
L7:
  movzbl 0x0(%rbp,%rcx,1),%ecx
  cmp    $0x3c,%cl
  jne    L112
  cmp    $0xffffffff,%r12d
  jne    L19
  movslq %edx,%rcx
  mov    %edx,%r12d
  mov    $0x1,%esi
  mov    $0x1,%ebx
  add    $0x1,%edx
  cmp    %rax,%rcx
  jb     L7
  nopw   0x0(%rax,%rax,1)
L149:
  test   %r12d,%r12d
  je     L16
  test   %sil,%sil
  je     L16
  mov    %ebx,%edi
  call   <malloc@plt>
  mov    %rax,%r8
  test   %ebx,%ebx
  jle    L14
  movslq %r12d,%rdx
  mov    %r8,%rsi
  lea    -0x1(%rbx),%eax
  mov    %ebx,%ecx
  lea    0x1(%rbp,%rdx,1),%rdi
  sub    %rdi,%rsi
  cmp    $0xe,%rsi
  jbe    L70
  cmp    $0x6,%eax
  jbe    L70
  cmp    $0xe,%eax
  jbe    L125
  shr    $0x4,%ecx
  add    %rbp,%rdx
  xor    %eax,%eax
  shl    $0x4,%rcx
  nop
L207:
  movdqu (%rdx,%rax,1),%xmm0
  movups %xmm0,(%r8,%rax,1)
  add    $0x10,%rax
  cmp    %rcx,%rax
  jne    L207
  mov    %ebx,%eax
  and    $0xfffffff0,%eax
  mov    %eax,%esi
  cmp    %eax,%ebx
  je     L14
  mov    %ebx,%ecx
  sub    %eax,%ecx
  lea    -0x1(%rcx),%edi
  cmp    $0x6,%edi
  jbe    L246
L213:
  mov    (%rdx,%rax,1),%rdx
  mov    %rdx,(%r8,%rax,1)
  mov    %ecx,%eax
  and    $0xfffffff8,%eax
  add    %eax,%esi
  cmp    %eax,%ecx
  je     L14
L246:
  lea    (%r12,%rsi,1),%eax
  cltq
  movzbl 0x0(%rbp,%rax,1),%edx
  movslq %esi,%rax
  mov    %dl,(%r8,%rax,1)
  lea    0x1(%rsi),%eax
  cmp    %eax,%ebx
  jle    L14
  lea    (%r12,%rax,1),%edx
  cltq
  movslq %edx,%rdx
  movzbl 0x0(%rbp,%rdx,1),%edx
  mov    %dl,(%r8,%rax,1)
  lea    0x2(%rsi),%eax
  cmp    %eax,%ebx
  jle    L14
  lea    (%r12,%rax,1),%edx
  cltq
  movslq %edx,%rdx
  movzbl 0x0(%rbp,%rdx,1),%edx
  mov    %dl,(%r8,%rax,1)
  lea    0x3(%rsi),%eax
  cmp    %eax,%ebx
  jle    L14
  lea    (%r12,%rax,1),%edx
  cltq
  movslq %edx,%rdx
  movzbl 0x0(%rbp,%rdx,1),%edx
  mov    %dl,(%r8,%rax,1)
  lea    0x4(%rsi),%eax
  cmp    %eax,%ebx
  jle    L14
  lea    (%r12,%rax,1),%edx
  cltq
  movslq %edx,%rdx
  movzbl 0x0(%rbp,%rdx,1),%edx
  mov    %dl,(%r8,%rax,1)
  lea    0x5(%rsi),%eax
  cmp    %eax,%ebx
  jle    L14
  lea    (%r12,%rax,1),%edx
  cltq
  movslq %edx,%rdx
  movzbl 0x0(%rbp,%rdx,1),%edx
  mov    %dl,(%r8,%rax,1)
  lea    0x6(%rsi),%edx
  cmp    %edx,%ebx
  jle    L14
  lea    (%r12,%rdx,1),%eax
  movslq %edx,%rdx
  cltq
  movzbl 0x0(%rbp,%rax,1),%eax
  mov    %al,(%r8,%rdx,1)
L14:
  movslq %ebx,%rbx
  mov    %r8,%rax
  movb   $0x0,(%r8,%rbx,1)
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax)
L16:
  xor    %r8d,%r8d
  pop    %rbx
  pop    %rbp
  mov    %r8,%rax
  pop    %r12
  ret
  nopl   0x0(%rax,%rax,1)
L127:
  sub    $0x1,%ebx
  setne  %sil
  jmp    L149
L70:
  mov    %ebx,%esi
  xor    %eax,%eax
  add    %rbp,%rdx
  nopl   0x0(%rax,%rax,1)
L236:
  movzbl (%rdx,%rax,1),%ecx
  mov    %cl,(%r8,%rax,1)
  add    $0x1,%rax
  cmp    %rsi,%rax
  jne    L236
  jmp    L14
L125:
  xor    %eax,%eax
  xor    %esi,%esi
  add    %rbp,%rdx
  jmp    L213
```

assistant: ```c
char *stripOutEmailAddress(char *line) {
  int length_needed = 0;
  int start = -1;
  int i;
  size_t len = strlen(line);
  for (i = 0; i < len; i++) {
    if (line[i] == '<' && start == -1) {
      start = i + 1;
      length_needed = 1;
    } else if (line[i] == '>') {
      length_needed--;
      break;
    } else if (length_needed)
      length_needed++;
  }
  if (length_needed && start) {
    char *output = malloc(length_needed);
    for (i = 0; i < length_needed; i++)
      output[i] = line[start + i];
    output[length_needed] = '\0';
    return output;
  }
  return NULL;
}
```