user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<http>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x38(%rbp)
  mov    %rsi,-0x40(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x38(%rbp),%rax
  mov    $0x0,%edx
  lea    D27(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <net_connect_tcp@plt>
  mov    %eax,-0x24(%rbp)
  cmpl   $0x0,-0x24(%rbp)
  jns    L41
  mov    $0x0,%esi
  lea    D70(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <die@plt>
L41:
  lea    D12(%rip),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x38(%rbp),%rcx
  mov    -0x40(%rbp),%rdx
  mov    -0x10(%rbp),%rsi
  lea    -0x18(%rbp),%rax
  mov    %rcx,%r8
  mov    %rdx,%rcx
  mov    $0x2,%edx
  mov    %rax,%rdi
  call   <prepare@plt>
  mov    %eax,-0x20(%rbp)
  mov    -0x18(%rbp),%rsi
  mov    -0x20(%rbp),%edx
  mov    -0x24(%rbp),%eax
  mov    $0x0,%ecx
  mov    %eax,%edi
  call   <send@plt>
  mov    %eax,-0x1c(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  cmpl   $0x0,-0x1c(%rbp)
  jns    L32
  mov    -0x24(%rbp),%eax
  mov    %eax,%edx
  mov    $0x1,%esi
  lea    D3(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <die@plt>
L32:
  mov    -0x24(%rbp),%eax
  mov    %eax,%edi
  call   <net_receive@plt>
  mov    %rax,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  test   %rax,%rax
  jne    L35
  mov    -0x24(%rbp),%eax
  mov    %eax,%edx
  mov    $0x1,%esi
  lea    D66(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <die@plt>
  jmp    L35
L49:
  mov    -0x18(%rbp),%rax
  lea    D25(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strstr@plt>
  add    $0x4,%rax
  mov    %rax,-0x18(%rbp)
L35:
  mov    -0x18(%rbp),%rax
  lea    D36(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strstr@plt>
  test   %rax,%rax
  jne    L49
  mov    -0x18(%rbp),%rax
  lea    D25(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strstr@plt>
  mov    %rax,-0x18(%rbp)
  mov    -0x18(%rbp),%rax
  test   %rax,%rax
  je     L32
  mov    -0x18(%rbp),%rax
  add    $0x4,%rax
  mov    %rax,-0x18(%rbp)
  mov    -0x24(%rbp),%eax
  mov    %eax,%edi
  call   <close@plt>
  mov    -0x18(%rbp),%rax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L59
  call   <__stack_chk_fail@plt>
L59:
  leave
  ret
```

tool_calls: name: read_data
arguments: label: D27
data_type: string
name: read_data
arguments: label: D70
data_type: string
name: read_data
arguments: label: D12
data_type: string
name: read_data
arguments: label: D3
data_type: string
name: read_data
arguments: label: D66
data_type: string
name: read_data
arguments: label: D25
data_type: string
name: read_data
arguments: label: D36
data_type: string

tool: D27: http

tool: D70: Connect

tool: D12: GET %s HTTP/1.1
Host: %s
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:12.0) Gecko/20100101 Firefox/12.0
Connection: close



tool: D3: Send

tool: D66: Receive

tool: D25: 



tool: D36: HTTP/1.1 100 Continue


assistant: ```c
char *http(char *host, char *loc) {
  char *packet;
  int s = net_connect_tcp(host, "http", 0);
  if (s < 0)
    die("Connect", 0);
  char *cmd = "GET %s HTTP/1.1\r\nHost: %s\r\nUser-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:12.0) Gecko/20100101 Firefox/12.0\r\nConnection: close\r\n\r\n";
  int len = prepare(&packet, cmd, 2, loc, host);
  int r = send(s, packet, len, 0);
  free(packet);
  if (r < 0)
    die("Send", 1, s);
  do {
    if ((packet = net_receive(s)) == NULL)
      die("Receive", 1, s);
    while (strstr(packet, "HTTP/1.1 100 Continue\r\n") != NULL)
      packet = strstr(packet, "\r\n\r\n") + 4;
    packet = strstr(packet, "\r\n\r\n");
  } while (packet == NULL);
  packet += 4;
  close(s);
  return packet;
}
```