user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<GetNextURL>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x50,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    %rsi,-0x40(%rbp)
  mov    %rdx,-0x48(%rbp)
  mov    %ecx,-0x4c(%rbp)
  cmpl   $0x0,-0x4c(%rbp)
  jne    L133
  mov    -0x38(%rbp),%rax
  mov    %rax,%rdi
  call   <removeWhiteSpace@plt>
  jmp    L133
L302:
  cmpb   $0x3c,-0x21(%rbp)
  jne    L119
  mov    -0x4c(%rbp),%eax
  cltq
  lea    0x1(%rax),%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x61,%al
  je     L447
  mov    -0x4c(%rbp),%eax
  cltq
  lea    0x1(%rax),%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x41,%al
  je     L447
L119:
  addl   $0x1,-0x4c(%rbp)
L133:
  mov    -0x4c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  mov    %al,-0x21(%rbp)
  cmpb   $0x0,-0x21(%rbp)
  jne    L302
L447:
  cmpb   $0x0,-0x21(%rbp)
  je     L220
  mov    -0x4c(%rbp),%eax
  cltq
  lea    0x1(%rax),%rdx
  mov    -0x38(%rbp),%rax
  add    %rdx,%rax
  mov    $0x3d,%esi
  mov    %rax,%rdi
  call   <strchr@plt>
  mov    %rax,-0x10(%rbp)
  cmpq   $0x0,-0x10(%rbp)
  je     L103
  mov    -0x10(%rbp),%rax
  sub    $0x1,%rax
  movzbl (%rax),%eax
  cmp    $0x65,%al
  je     L103
  mov    -0x10(%rbp),%rax
  sub    -0x38(%rbp),%rax
  mov    -0x4c(%rbp),%edx
  movslq %edx,%rdx
  sub    %rdx,%rax
  cmp    $0xa,%rax
  jle    L340
L103:
  mov    -0x4c(%rbp),%eax
  lea    0x1(%rax),%ecx
  mov    -0x48(%rbp),%rdx
  mov    -0x40(%rbp),%rsi
  mov    -0x38(%rbp),%rax
  mov    %rax,%rdi
  call   <GetNextURL>
  jmp    L146
L340:
  mov    -0x10(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  cmp    $0x22,%al
  je     L188
  mov    -0x10(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  cmp    $0x27,%al
  jne    L142
L188:
  addq   $0x1,-0x10(%rbp)
L142:
  addq   $0x1,-0x10(%rbp)
  mov    -0x10(%rbp),%rax
  lea    D4(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strpbrk@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  jne    L341
  mov    -0x4c(%rbp),%eax
  lea    0x1(%rax),%ecx
  mov    -0x48(%rbp),%rdx
  mov    -0x40(%rbp),%rsi
  mov    -0x38(%rbp),%rax
  mov    %rax,%rdi
  call   <GetNextURL>
  jmp    L146
L341:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x23,%al
  jne    L56
  mov    -0x4c(%rbp),%eax
  lea    0x1(%rax),%ecx
  mov    -0x48(%rbp),%rdx
  mov    -0x40(%rbp),%rsi
  mov    -0x38(%rbp),%rax
  mov    %rax,%rdi
  call   <GetNextURL>
  jmp    L146
L56:
  mov    -0x10(%rbp),%rax
  mov    $0x7,%edx
  lea    D23(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncmp@plt>
  test   %eax,%eax
  jne    L345
  mov    -0x4c(%rbp),%eax
  lea    0x1(%rax),%ecx
  mov    -0x48(%rbp),%rdx
  mov    -0x40(%rbp),%rsi
  mov    -0x38(%rbp),%rax
  mov    %rax,%rdi
  call   <GetNextURL>
  jmp    L146
L345:
  mov    -0x10(%rbp),%rax
  mov    $0x4,%edx
  lea    D27(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncmp@plt>
  test   %eax,%eax
  je     L67
  mov    -0x10(%rbp),%rax
  mov    $0x4,%edx
  lea    D17(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncmp@plt>
  test   %eax,%eax
  jne    L0
L67:
  mov    -0x8(%rbp),%rax
  sub    -0x10(%rbp),%rax
  mov    %eax,%edx
  mov    -0x10(%rbp),%rcx
  mov    -0x48(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncpy@plt>
  mov    -0x8(%rbp),%rax
  sub    -0x38(%rbp),%rax
  add    $0x1,%eax
  jmp    L146
L0:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2e,%al
  jne    L251
  mov    -0x8(%rbp),%rax
  sub    -0x10(%rbp),%rax
  add    %eax,-0x4c(%rbp)
  mov    -0x8(%rbp),%rax
  sub    -0x10(%rbp),%rax
  mov    %eax,%edx
  mov    -0x10(%rbp),%rcx
  mov    -0x48(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncpy@plt>
  movl   $0x0,-0x14(%rbp)
  mov    -0x48(%rbp),%rdx
  mov    -0x40(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <relativeUrl@plt>
  mov    %eax,-0x14(%rbp)
  cmpl   $0x0,-0x14(%rbp)
  jle    L316
  mov    -0x14(%rbp),%eax
  jmp    L146
L316:
  mov    -0x4c(%rbp),%eax
  lea    0x1(%rax),%ecx
  mov    -0x48(%rbp),%rdx
  mov    -0x40(%rbp),%rsi
  mov    -0x38(%rbp),%rax
  mov    %rax,%rdi
  call   <GetNextURL>
  jmp    L146
L251:
  mov    -0x10(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x2f,%al
  jne    L33
  movl   $0x7,-0x20(%rbp)
  jmp    L260
L389:
  mov    -0x20(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x2f,%al
  je     L409
  addl   $0x1,-0x20(%rbp)
L260:
  mov    -0x40(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  cmp    %eax,-0x20(%rbp)
  jl     L389
  jmp    L376
L409:
  nop
L376:
  mov    -0x40(%rbp),%rdx
  mov    -0x48(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  mov    -0x20(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x8(%rbp),%rax
  sub    -0x10(%rbp),%rax
  mov    %eax,%edx
  mov    -0x10(%rbp),%rcx
  mov    -0x48(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncat@plt>
  mov    -0x8(%rbp),%rax
  sub    -0x38(%rbp),%rax
  add    $0x1,%eax
  jmp    L146
L33:
  mov    -0x40(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x18(%rbp)
  mov    -0x18(%rbp),%eax
  sub    $0x1,%eax
  mov    %eax,-0x20(%rbp)
  jmp    L281
L398:
  mov    -0x20(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x2f,%al
  je     L41
  subl   $0x1,-0x20(%rbp)
L281:
  cmpl   $0x0,-0x20(%rbp)
  jns    L398
  jmp    L196
L41:
  nop
L196:
  mov    -0x18(%rbp),%eax
  sub    $0x1,%eax
  mov    %eax,-0x1c(%rbp)
  jmp    L374
L356:
  mov    -0x1c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x40(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x2e,%al
  je     L54
  subl   $0x1,-0x1c(%rbp)
L374:
  cmpl   $0x0,-0x1c(%rbp)
  jns    L356
  jmp    L17
L54:
  nop
L17:
  mov    -0x18(%rbp),%eax
  sub    $0x1,%eax
  cmp    %eax,-0x20(%rbp)
  jne    L136
  mov    -0x40(%rbp),%rdx
  mov    -0x48(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  mov    -0x20(%rbp),%eax
  cltq
  lea    0x1(%rax),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x8(%rbp),%rax
  sub    -0x10(%rbp),%rax
  mov    %eax,%edx
  mov    -0x10(%rbp),%rcx
  mov    -0x48(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncat@plt>
  mov    -0x8(%rbp),%rax
  sub    -0x38(%rbp),%rax
  add    $0x1,%eax
  jmp    L146
L136:
  cmpl   $0x6,-0x20(%rbp)
  jle    L333
  mov    -0x20(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jle    L320
L333:
  mov    -0x40(%rbp),%rdx
  mov    -0x48(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  mov    -0x18(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movb   $0x2f,(%rax)
  mov    -0x8(%rbp),%rax
  sub    -0x10(%rbp),%rax
  mov    %eax,%edx
  mov    -0x10(%rbp),%rcx
  mov    -0x48(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncat@plt>
  mov    -0x8(%rbp),%rax
  sub    -0x38(%rbp),%rax
  add    $0x1,%eax
  jmp    L146
L320:
  mov    -0x40(%rbp),%rdx
  mov    -0x48(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcpy@plt>
  mov    -0x20(%rbp),%eax
  cltq
  lea    0x1(%rax),%rdx
  mov    -0x48(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x8(%rbp),%rax
  sub    -0x10(%rbp),%rax
  mov    %eax,%edx
  mov    -0x10(%rbp),%rcx
  mov    -0x48(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <strncat@plt>
  mov    -0x8(%rbp),%rax
  sub    -0x38(%rbp),%rax
  add    $0x1,%eax
  jmp    L146
L220:
  mov    $0xffffffff,%eax
L146:
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: label: D4
type_guessed: string
name: extract_symbolic_data
arguments: label: D23
type_guessed: string
name: extract_symbolic_data
arguments: label: D27
type_guessed: string
name: extract_symbolic_data
arguments: label: D17
type_guessed: string

tool: D4: '">

tool: D23: mailto:

tool: D27: http

tool: D17: HTTP

assistant: ```c
int GetNextURL(char *html, char *urlofthispage, char *result, int pos) {
  char c;
  int len, i, j;
  char *p1;
  char *p2;
  if (pos == 0) {
    removeWhiteSpace(html);
  }
  while (0 != (c = html[pos])) {
    if ((c == '<') && ((html[pos + 1] == 'a') || (html[pos + 1] == 'A'))) {
      break;
    }
    pos++;
  }
  if (c) {
    p1 = strchr(&(html[pos + 1]), '=');
    if ((!p1) || (*(p1 - 1) == 'e') || ((p1 - html - pos) > 10)) {
      return GetNextURL(html, urlofthispage, result, pos + 1);
    }
    if (*(p1 + 1) == '\"' || *(p1 + 1) == '\'')
      p1++;
    p1++;
    p2 = strpbrk(p1, "\'\">");
    if (!p2) {
      return GetNextURL(html, urlofthispage, result, pos + 1);
    }
    if (*p1 == '#') {
      return GetNextURL(html, urlofthispage, result, pos + 1);
    }
    if (!strncmp(p1, "mailto:", 7))
      return GetNextURL(html, urlofthispage, result, pos + 1);
    if (!strncmp(p1, "http", 4) || !strncmp(p1, "HTTP", 4)) {
      strncpy(result, p1, (p2 - p1));
      return (int)(p2 - html + 1);
    } else {
      if (p1[0] == '.') {
        pos = pos + (int)(p2 - p1);
        strncpy(result, p1, (p2 - p1));
        int len = 0;
        if ((len = relativeUrl(urlofthispage, result)) > 0) {
          return len;
        } else {
          return GetNextURL(html, urlofthispage, result, pos + 1);
        }
      }
      if (p1[0] == '/') {
        for (i = 7; i < strlen(urlofthispage); i++)
          if (urlofthispage[i] == '/')
            break;
        strcpy(result, urlofthispage);
        result[i] = 0;
        strncat(result, p1, (p2 - p1));
        return (int)(p2 - html + 1);
      } else {
        len = strlen(urlofthispage);
        for (i = (len - 1); i >= 0; i--)
          if (urlofthispage[i] == '/')
            break;
        for (j = (len - 1); j >= 0; j--)
          if (urlofthispage[j] == '.')
            break;
        if (i == (len - 1)) {
          strcpy(result, urlofthispage);
          result[i + 1] = 0;
          strncat(result, p1, p2 - p1);
          return (int)(p2 - html + 1);
        }
        if ((i <= 6) || (i > j)) {
          strcpy(result, urlofthispage);
          result[len] = '/';
          strncat(result, p1, p2 - p1);
          return (int)(p2 - html + 1);
        }
        strcpy(result, urlofthispage);
        result[i + 1] = 0;
        strncat(result, p1, p2 - p1);
        return (int)(p2 - html + 1);
      }
    }
  }
  return -1;
}
```