user: 请从给定的汇编指令推导出C源代码:

```asm
<viewLicense>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    $0x0,%eax
  call   <clear_screen@plt>
  mov    $0x0,%eax
  call   <drawLogo@plt>
  mov    $0x0,%eax
  call   <getchar@plt>
  lea    D7(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D4(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  call   <getchar@plt>
  nop
  pop    %rbp
  ret
```

tool_calls: name: unpack_data
arguments: tag: D7
type_guessed: string
name: unpack_data
arguments: tag: D4
type_guessed: string

tool: D7:  Copyright (c) 2015
 Khaled Mohammad <itskhaledmohammad@gmail.com> (twitter: @itskhaledmd)
 All Rights Reserved.

 BSD 3-Clause License
 http://www.opensource.org/licenses/BSD-3-Clause

 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions are
 met:

 * Redistributions of source code must retain the above copyright notice,
   this list of conditions and the following disclaimer.
 * Redistributions in binary form must reproduce the above copyright
   notice, this list of conditions and the following disclaimer in the
   documentation and/or other materials provided with the distribution.
 * Neither the name of (Khaled Mohammad) nor the names of its contributors
   may be used to endorse or promote products derived from this software
   without specific prior written permission.

 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
 PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
 TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.



tool: D4: Press enter to continue...


assistant: ```c
void viewLicense(void) {
  clear_screen();
  drawLogo();
  getchar();
  printf(" Copyright (c) 2015\n"
         " Khaled Mohammad <itskhaledmohammad@gmail.com> (twitter: @itskhaledmd)\n"
         " All Rights Reserved.\n"
         "\n"
         " BSD 3-Clause License\n"
         " http://www.opensource.org/licenses/BSD-3-Clause\n"
         "\n"
         " Redistribution and use in source and binary forms, with or without\n"
         " modification, are permitted provided that the following conditions are\n"
         " met:\n"
         "\n"
         " * Redistributions of source code must retain the above copyright notice,\n"
         "   this list of conditions and the following disclaimer.\n"
         " * Redistributions in binary form must reproduce the above copyright\n"
         "   notice, this list of conditions and the following disclaimer in the\n"
         "   documentation and/or other materials provided with the distribution.\n"
         " * Neither the name of (Khaled Mohammad) nor the names of its contributors\n"
         "   may be used to endorse or promote products derived from this software\n"
         "   without specific prior written permission.\n"
         "\n"
         " THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS \"AS\n"
         " IS\" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED\n"
         " TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A\n"
         " PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT\n"
         " HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,\n"
         " SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED\n"
         " TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR\n"
         " PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF\n"
         " LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING\n"
         " NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS\n"
         " SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.\n\n");
  printf("Press enter to continue...\n");
  getchar();
}
```