user: 下面的汇编指令对应的C源代码是什么:

```asm
<login_page>:
  endbr64
  push   %r15
  lea    D79(%rip),%rsi
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x70,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x68(%rsp)
  xor    %eax,%eax
  call   <mg_get_var@plt>
  lea    D18(%rip),%rsi
  mov    %rbp,%rdi
  mov    %rax,%r12
  call   <mg_get_var@plt>
  lea    D86(%rip),%rsi
  mov    %rbp,%rdi
  mov    %rax,%r13
  call   <mg_get_header@plt>
  test   %r12,%r12
  je     L27
  test   %r13,%r13
  je     L27
  lea    D17(%rip),%r15
  mov    %r12,%rdi
  mov    %rax,%r14
  mov    %r15,%rsi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L31
L25:
  lea    D54(%rip),%rsi
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <mg_printf@plt>
L55:
  mov    %r12,%rdi
  call   <mg_free@plt>
L48:
  test   %r13,%r13
  je     L61
  mov    %r13,%rdi
  call   <mg_free@plt>
L61:
  mov    0x68(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L106
  add    $0x70,%rsp
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L27:
  xor    %eax,%eax
  lea    D54(%rip),%rsi
  mov    %rbp,%rdi
  call   <mg_printf@plt>
  test   %r12,%r12
  je     L48
  jmp    L55
  nopl   0x0(%rax,%rax,1)
L31:
  mov    %r15,%rsi
  mov    %r13,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L25
  mov    %rsp,%r15
  test   %r14,%r14
  je     L107
  mov    %r15,%rdx
  lea    D62(%rip),%rsi
  mov    %r14,%rdi
  call   <sscanf@plt>
  cmp    $0x1,%eax
  je     L91
L107:
  lea    D64(%rip),%rsi
  mov    %r15,%rdi
  call   <strcpy@plt>
L91:
  mov    %r15,%rdx
  lea    D7(%rip),%rsi
  mov    %rbp,%rdi
  xor    %eax,%eax
  call   <mg_printf@plt>
  jmp    L55
L106:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: tag: D79
type: string
name: parse_data
arguments: tag: D18
type: string
name: parse_data
arguments: tag: D86
type: string
name: parse_data
arguments: tag: D17
type: string
name: parse_data
arguments: tag: D54
type: string
name: parse_data
arguments: tag: D62
type: string
name: parse_data
arguments: tag: D64
type: string
name: parse_data
arguments: tag: D7
type: string

tool: D79: name

tool: D18: pass

tool: D86: Cookie

tool: D17: admin

tool: D54: HTTP/1.1 200 OK
content-Type: text/html

Please login (enter admin/admin to pass)<br><form method=post>Name: <input type=text name=name></input><br/>Password: <input type=password name=pass></input><br/><input type=submit value=Login></input></form>

tool: D62: uri=%99s

tool: D64: /

tool: D7: HTTP/1.1 301 Moved Permanently
Location: %s
Set-Cookie: allow=yes;



assistant: ```c
void login_page(struct mg_connection *conn, const struct mg_request_info *ri, void *data) {
  char *name, *pass, uri[100];
  const char *cookie;
  name = mg_get_var(conn, "name");
  pass = mg_get_var(conn, "pass");
  cookie = mg_get_header(conn, "Cookie");
  if (name != NULL && pass != NULL && strcmp(name, "admin") == 0 && strcmp(pass, "admin") == 0) {
    if (cookie == NULL || sscanf(cookie, "uri=%99s", uri) != 1)
      (void)strcpy(uri, "/");
    mg_printf(conn,
              "HTTP/1.1 301 Moved Permanently\r\n"
              "Location: %s\r\n"
              "Set-Cookie: allow=yes;\r\n\r\n",
              uri);
  } else {
    mg_printf(conn, "HTTP/1.1 200 OK\r\n"
                    "content-Type: text/html\r\n\r\n"
                    "Please login (enter admin/admin to pass)<br>"
                    "<form method=post>"
                    "Name: <input type=text name=name></input><br/>"
                    "Password: <input type=password name=pass></input><br/>"
                    "<input type=submit value=Login></input>"
                    "</form>");
  }
  if (name != NULL)
    mg_free(name);
  if (pass != NULL)
    mg_free(pass);
}
```