user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<UpnpSudirribeEvents>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x50,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %esi,-0x2c(%rbp)
  mov    %rdx,-0x38(%rbp)
  mov    %ecx,-0x30(%rbp)
  mov    %r8,-0x40(%rbp)
  mov    %r9d,-0x44(%rbp)
  mov    0x10(%rbp),%rax
  mov    %rax,-0x50(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x2c(%rbp),%eax
  add    $0x1,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x10(%rbp)
  lea    -0x18(%rbp),%rdx
  mov    -0x30(%rbp),%ecx
  mov    -0x38(%rbp),%rax
  mov    %ecx,%esi
  mov    %rax,%rdi
  call   <ILibGetLong@plt>
  mov    -0x2c(%rbp),%edx
  mov    -0x28(%rbp),%rcx
  mov    -0x10(%rbp),%rax
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcpy@plt>
  mov    -0x2c(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x10(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x18(%rbp),%rax
  cmp    $0x1c20,%rax
  jle    L60
  movq   $0x1c20,-0x18(%rbp)
L60:
  cmpl   $0x17,-0x2c(%rbp)
  jne    L14
  mov    -0x28(%rbp),%rax
  add    $0x1,%rax
  mov    $0x16,%edx
  lea    D43(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcmp@plt>
  test   %rax,%rax
  jne    L14
  mov    -0x18(%rbp),%rax
  mov    -0x50(%rbp),%rsi
  mov    -0x44(%rbp),%ecx
  mov    -0x40(%rbp),%rdx
  mov    %rsi,%r8
  mov    %rax,%rsi
  lea    D49(%rip),%rax
  mov    %rax,%rdi
  call   <UpnpTryToSudirribe@plt>
  jmp    L12
L14:
  cmpl   $0x18,-0x2c(%rbp)
  jne    L52
  mov    -0x28(%rbp),%rax
  add    $0x1,%rax
  mov    $0x17,%edx
  lea    D13(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <memcmp@plt>
  test   %rax,%rax
  jne    L52
  mov    -0x18(%rbp),%rax
  mov    -0x50(%rbp),%rsi
  mov    -0x44(%rbp),%ecx
  mov    -0x40(%rbp),%rdx
  mov    %rsi,%r8
  mov    %rax,%rsi
  lea    D27(%rip),%rax
  mov    %rax,%rdi
  call   <UpnpTryToSudirribe@plt>
  jmp    L12
L52:
  mov    -0x50(%rbp),%rax
  mov    $0x1,%r8d
  mov    $0x1,%ecx
  mov    $0x38,%edx
  lea    D42(%rip),%rsi
  mov    %rax,%rdi
  call   <ILibWebServer_Send_Raw@plt>
L12:
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L41
  call   <__stack_chk_fail@plt>
L41:
  leave
  ret
```

tool_calls: name: read_data
arguments: data_tag: D43
datatype: string
name: read_data
arguments: data_tag: D49
datatype: string
name: read_data
arguments: data_tag: D13
datatype: string
name: read_data
arguments: data_tag: D27
datatype: string
name: read_data
arguments: data_tag: D42
datatype: string

tool: D43: ContentDirectory/event

tool: D49: ContentDirectory

tool: D13: ConnectionManager/event

tool: D27: ConnectionManager

tool: D42: HTTP/1.1 412 Invalid Service Name
Content-Length: 0



assistant: ```c
void UpnpSudirribeEvents(char *path, int pathlength, char *Timeout, int TimeoutLength, char *URL, int URLLength, struct ILibWebServer_Session *session) {
  long TimeoutVal;
  char *buffer = (char *)malloc(1 + sizeof(char) * pathlength);
  ILibGetLong(Timeout, TimeoutLength, &TimeoutVal);
  memcpy(buffer, path, pathlength);
  buffer[pathlength] = '\0';
  free(buffer);
  if (TimeoutVal > 7200) {
    TimeoutVal = 7200;
  }
  if (pathlength == 23 && memcmp(path + 1, "ContentDirectory/event", 22) == 0) {
    UpnpTryToSudirribe("ContentDirectory", TimeoutVal, URL, URLLength, session);
  } else if (pathlength == 24 && memcmp(path + 1, "ConnectionManager/event", 23) == 0) {
    UpnpTryToSudirribe("ConnectionManager", TimeoutVal, URL, URLLength, session);
  } else {
    ILibWebServer_Send_Raw(session, "HTTP/1.1 412 Invalid Service Name\r\nContent-Length: 0\r\n\r\n", 56, 1, 1);
  }
}
```