ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 请将以下的汇编代码转换成C语言代码:

```asm
<util_runcmd>:
  endbr64
  push   %r15
  mov    $0x17,%r15d
  push   %r14
  mov    %edx,%r14d
  push   %r13
  mov    %ecx,%r13d
  push   %r12
  mov    %r8d,%r12d
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  call   <fork@plt>
  cmp    $0xffffffff,%eax
  je     L116
  test   %eax,%eax
  jne    L138
  xor    %esi,%esi
  mov    %r14d,%edi
  call   <_redirect_fd@plt>
  test   %eax,%eax
  jne    L177
L176:
  mov    $0x1,%esi
  mov    %r13d,%edi
  call   <_redirect_fd@plt>
  test   %eax,%eax
  jne    L199
L24:
  mov    $0x2,%esi
  mov    %r12d,%edi
  call   <_redirect_fd@plt>
  mov    %eax,%r15d
  test   %eax,%eax
  jne    L44
L117:
  mov    (%rbx),%rdi
  mov    %rbx,%rsi
  call   <execvp@plt>
  test   %eax,%eax
  js     L3
L116:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L80
  add    $0x18,%rsp
  mov    %r15d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
L138:
  xor    %edx,%edx
  lea    0x4(%rsp),%rsi
  mov    %eax,%edi
  call   <util_waitpid@plt>
  test   %eax,%eax
  jns    L53
  mov    $0x9,%r15d
  test   %rbp,%rbp
  je     L116
  mov    D0(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,0x0(%rbp)
  jmp    L116
  nopl   0x0(%rax,%rax,1)
L53:
  mov    0x4(%rsp),%edi
  call   <WIFEXITED@plt>
  test   %eax,%eax
  je     L119
  mov    0x4(%rsp),%edi
  mov    $0x6,%r15d
  call   <WEXITSTATUS@plt>
  test   %eax,%eax
  je     L119
L187:
  test   %rbp,%rbp
  je     L116
  mov    0x4(%rsp),%eax
  mov    %eax,0x0(%rbp)
  jmp    L116
  nopl   0x0(%rax)
L177:
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L176
  nopw   0x0(%rax,%rax,1)
L3:
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L116
  nop
L119:
  mov    0x4(%rsp),%edi
  mov    $0x7,%r15d
  call   <WIFSIGNALED@plt>
  test   %eax,%eax
  jne    L187
  mov    0x4(%rsp),%edi
  xor    %r15d,%r15d
  call   <WIFSTOPPED@plt>
  test   %eax,%eax
  setne  %r15b
  shl    $0x3,%r15d
  jmp    L187
  nopl   0x0(%rax,%rax,1)
L44:
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L117
  nop
L199:
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L24
L80:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int util_runcmd(char **argv, int *wstat, int ifd, int ofd, int efd) {
  pid_t pid;
  int res = 0;
  int s;
  switch ((pid = fork())) {
  case -1:
    res = 23;
    break;
  case 0:
    if ((res = _redirect_fd(ifd, 0)) != 0)
      exit(1);
    if ((res = _redirect_fd(ofd, 1)) != 0)
      exit(1);
    if ((res = _redirect_fd(efd, 2)) != 0)
      exit(1);
    if (execvp(argv[0], argv) < 0) {
      exit(1);
    }
    break;
  default:
    if (util_waitpid(pid, &s, 0) < 0) {
      res = 9;
      if (wstat)
        *wstat = errno;
    } else {
      if (WIFEXITED(s) && WEXITSTATUS(s) != 0)
        res = 6;
      else if (WIFSIGNALED(s))
        res = 7;
      else if (WIFSTOPPED(s))
        res = 8;
      if (wstat)
        *wstat = s;
    }
    break;
  }
  return res;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<util_runcmd>:
  endbr64
  push   %r15
  mov    $0x17,%r15d
  push   %r14
  mov    %edx,%r14d
  push   %r13
  mov    %ecx,%r13d
  push   %r12
  mov    %r8d,%r12d
  push   %rbp
  mov    %rsi,%rbp
  push   %rbx
  mov    %rdi,%rbx
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  call   <fork@plt>
  cmp    $0xffffffff,%eax
  je     L86
  test   %eax,%eax
  jne    L87
  xor    %esi,%esi
  mov    %r14d,%edi
  call   <_redirect_fd@plt>
  test   %eax,%eax
  jne    L54
L12:
  mov    $0x1,%esi
  mov    %r13d,%edi
  call   <_redirect_fd@plt>
  test   %eax,%eax
  jne    L184
L62:
  mov    $0x2,%esi
  mov    %r12d,%edi
  call   <_redirect_fd@plt>
  mov    %eax,%r15d
  test   %eax,%eax
  jne    L186
L115:
  mov    (%rbx),%rdi
  mov    %rbx,%rsi
  call   <execvp@plt>
  test   %eax,%eax
  js     L111
L86:
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L165
  add    $0x18,%rsp
  mov    %r15d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
  nopl   (%rax)
L87:
  xor    %edx,%edx
  lea    0x4(%rsp),%rsi
  mov    %eax,%edi
  call   <util_waitpid@plt>
  test   %eax,%eax
  jns    L195
  mov    $0x9,%r15d
  test   %rbp,%rbp
  je     L86
  mov    D2(%rip),%rax
  mov    (%rax),%eax
  mov    %eax,0x0(%rbp)
  jmp    L86
  nopl   0x0(%rax,%rax,1)
L195:
  mov    0x4(%rsp),%edi
  call   <WIFEXITED@plt>
  test   %eax,%eax
  je     L107
  mov    0x4(%rsp),%edi
  mov    $0x6,%r15d
  call   <WEXITSTATUS@plt>
  test   %eax,%eax
  je     L107
L94:
  test   %rbp,%rbp
  je     L86
  mov    0x4(%rsp),%eax
  mov    %eax,0x0(%rbp)
  jmp    L86
  nopl   0x0(%rax)
L54:
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L12
  nopw   0x0(%rax,%rax,1)
L111:
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L86
  nop
L107:
  mov    0x4(%rsp),%edi
  mov    $0x7,%r15d
  call   <WIFSIGNALED@plt>
  test   %eax,%eax
  jne    L94
  mov    0x4(%rsp),%edi
  xor    %r15d,%r15d
  call   <WIFSTOPPED@plt>
  test   %eax,%eax
  setne  %r15b
  shl    $0x3,%r15d
  jmp    L94
  nopl   0x0(%rax,%rax,1)
L186:
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L115
  nop
L184:
  mov    $0x1,%edi
  call   <exit@plt>
  jmp    L62
L165:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
int util_runcmd(char **argv, int *wstat, int ifd, int ofd, int efd) {
  pid_t pid;
  int res = 0;
  int s;
  switch ((pid = fork())) {
  case -1:
    res = 23;
    break;
  case 0:
    if ((res = _redirect_fd(ifd, 0)) != 0)
      exit(1);
    if ((res = _redirect_fd(ofd, 1)) != 0)
      exit(1);
    if ((res = _redirect_fd(efd, 2)) != 0)
      exit(1);
    if (execvp(argv[0], argv) < 0) {
      exit(1);
    }
    break;
  default:
    if (util_waitpid(pid, &s, 0) < 0) {
      res = 9;
      if (wstat)
        *wstat = errno;
    } else {
      if (WIFEXITED(s) && WEXITSTATUS(s) != 0)
        res = 6;
      else if (WIFSIGNALED(s))
        res = 7;
      else if (WIFSTOPPED(s))
        res = 8;
      if (wstat)
        *wstat = s;
    }
    break;
  }
  return res;
}
```
user: What is the c source code of the assembly code below:

```asm
<out>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0xd0,%rsp
  mov    %rdi,-0xc8(%rbp)
  mov    %rsi,-0xa8(%rbp)
  mov    %rdx,-0xa0(%rbp)
  mov    %rcx,-0x98(%rbp)
  mov    %r8,-0x90(%rbp)
  mov    %r9,-0x88(%rbp)
  test   %al,%al
  je     L5
  movaps %xmm0,-0x80(%rbp)
  movaps %xmm1,-0x70(%rbp)
  movaps %xmm2,-0x60(%rbp)
  movaps %xmm3,-0x50(%rbp)
  movaps %xmm4,-0x40(%rbp)
  movaps %xmm5,-0x30(%rbp)
  movaps %xmm6,-0x20(%rbp)
  movaps %xmm7,-0x10(%rbp)
L5:
  mov    -0xc8(%rbp),%rdx
  mov    -0xb4(%rbp),%eax
  mov    %rdx,%rsi
  mov    %eax,%edi
  call   <va_start@plt>
  mov    -0xc8(%rbp),%rdx
  sub    $0x8,%rsp
  mov    -0xb4(%rbp),%eax
  push   %rax
  mov    %rdx,%r9
  lea    D4(%rip),%r8
  mov    $0x0,%ecx
  mov    $0x0,%edx
  mov    $0x0,%esi
  mov    $0x0,%edi
  call   <out_common@plt>
  add    $0x10,%rsp
  mov    -0xb4(%rbp),%eax
  mov    %eax,%edi
  call   <va_end@plt>
  nop
  leave
  ret
```

tool_calls: name: read_data
arguments: data_tag: D4
type_guessed: string

tool: D4: 


assistant: ```c
void out(const char *fmt, ...) {
  va_list ap;
  va_start(ap, fmt);
  out_common(NULL, 0, NULL, 0, "\n", fmt, ap);
  va_end(ap);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<out>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    %rdi,%rsi
  mov    $0x0,%ebp
  mov    %ebp,%edi
  call   <va_start@plt>
  sub    $0x8,%rsp
  push   %rbp
  mov    %rbx,%r9
  lea    D5(%rip),%r8
  mov    $0x0,%ecx
  mov    $0x0,%edx
  mov    $0x0,%esi
  mov    $0x0,%edi
  call   <out_common@plt>
  mov    %ebp,%edi
  call   <va_end@plt>
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: unpack_data
arguments: data_label: D5
datatype: string

tool: D5: 


assistant: ```c
void out(const char *fmt, ...) {
  va_list ap;
  va_start(ap, fmt);
  out_common(NULL, 0, NULL, 0, "\n", fmt, ap);
  va_end(ap);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<out>:
  endbr64
  push   %rbp
  xor    %ebp,%ebp
  mov    %rdi,%rsi
  push   %rbx
  mov    %rdi,%rbx
  mov    %ebp,%edi
  sub    $0x8,%rsp
  call   <va_start@plt>
  sub    $0x8,%rsp
  mov    %rbx,%r9
  xor    %ecx,%ecx
  push   %rbp
  lea    D4(%rip),%r8
  xor    %edx,%edx
  xor    %esi,%esi
  xor    %edi,%edi
  call   <out_common@plt>
  mov    %ebp,%edi
  call   <va_end@plt>
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: retrieve_data
arguments: data_label: D4
type: string

tool: D4: 


assistant: ```c
void out(const char *fmt, ...) {
  va_list ap;
  va_start(ap, fmt);
  out_common(NULL, 0, NULL, 0, "\n", fmt, ap);
  va_end(ap);
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<out>:
  endbr64
  push   %rbp
  xor    %ebp,%ebp
  mov    %rdi,%rsi
  push   %rbx
  mov    %rdi,%rbx
  mov    %ebp,%edi
  sub    $0x8,%rsp
  call   <va_start@plt>
  sub    $0x8,%rsp
  mov    %rbx,%r9
  xor    %ecx,%ecx
  push   %rbp
  lea    D1(%rip),%r8
  xor    %edx,%edx
  xor    %esi,%esi
  xor    %edi,%edi
  call   <out_common@plt>
  mov    %ebp,%edi
  call   <va_end@plt>
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

tool_calls: name: parse_data
arguments: data_label: D1
datatype: string

tool: D1: 


assistant: ```c
void out(const char *fmt, ...) {
  va_list ap;
  va_start(ap, fmt);
  out_common(NULL, 0, NULL, 0, "\n", fmt, ap);
  va_end(ap);
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  lea    D1(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  pop    %rbp
  ret
```

tool_calls: name: disassemble_data
arguments: data_tag: D1
type: string

tool: D1: hello


assistant: ```c
int main() {
  printf("hello\n");
  return 0;
  printf("MY world!!!!111\n");
  return 0;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D7(%rip),%rdi
  call   <printf@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D7
type: string

tool: D7: hello


assistant: ```c
int main() {
  printf("hello\n");
  return 0;
  printf("MY world!!!!111\n");
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D3(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: disassemble_data
arguments: data_label: D3
type_guessed: string

tool: D3: hello


assistant: ```c
int main() {
  printf("hello\n");
  return 0;
  printf("MY world!!!!111\n");
  return 0;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D6(%rip),%rdi
  call   <printf@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: parse_data
arguments: label: D6
data_type: string

tool: D6: hello


assistant: ```c
int main() {
  printf("hello\n");
  return 0;
  printf("MY world!!!!111\n");
  return 0;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<strFindLast>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  setne  %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  cmpq   $0x0,-0x20(%rbp)
  setne  %al
  movzbl %al,%eax
  mov    %eax,%edi
  call   <assert@plt>
  movq   $0x0,-0x8(%rbp)
  mov    -0x20(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strstr@plt>
  mov    %rax,-0x10(%rbp)
  jmp    L24
L29:
  mov    -0x10(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  mov    -0x10(%rbp),%rax
  lea    0x1(%rax),%rdx
  mov    -0x20(%rbp),%rax
  mov    %rax,%rsi
  mov    %rdx,%rdi
  call   <strstr@plt>
  mov    %rax,-0x10(%rbp)
L24:
  cmpq   $0x0,-0x10(%rbp)
  jne    L29
  cmpq   $0x0,-0x8(%rbp)
  je     L28
  mov    -0x8(%rbp),%rax
  sub    -0x18(%rbp),%rax
  jmp    L13
L28:
  mov    $0xffffffffffffffff,%rax
L13:
  leave
  ret
```

assistant: ```c
ssize_t strFindLast(char *string, char *search) {
  char *pos;
  char *lastpos;
  assert(string != NULL);
  assert(search != NULL);
  lastpos = NULL;
  pos = strstr(string, search);
  while (pos) {
    lastpos = pos;
    pos = strstr(pos + 1, search);
  }
  if (lastpos)
    return (size_t)(lastpos - string);
  else
    return -1;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<strFindLast>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbp
  mov    %rsi,%rbx
  test   %rdi,%rdi
  setne  %dil
  movzbl %dil,%edi
  call   <assert@plt>
  test   %rbx,%rbx
  setne  %dil
  movzbl %dil,%edi
  call   <assert@plt>
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <strstr@plt>
  test   %rax,%rax
  je     L9
L4:
  lea    0x1(%rax),%rdi
  mov    %rax,%r12
  mov    %rbx,%rsi
  call   <strstr@plt>
  test   %rax,%rax
  jne    L4
  mov    %r12,%rax
  sub    %rbp,%rax
  test   %r12,%r12
  mov    $0xffffffffffffffff,%rdx
  cmove  %rdx,%rax
L10:
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L9:
  mov    $0xffffffffffffffff,%rax
  jmp    L10
```

assistant: ```c
ssize_t strFindLast(char *string, char *search) {
  char *pos;
  char *lastpos;
  assert(string != NULL);
  assert(search != NULL);
  lastpos = NULL;
  pos = strstr(string, search);
  while (pos) {
    lastpos = pos;
    pos = strstr(pos + 1, search);
  }
  if (lastpos)
    return (size_t)(lastpos - string);
  else
    return -1;
}
```
user: Translate the below assembly code into C programming language:

```asm
<strFindLast>:
  endbr64
  push   %r12
  test   %rdi,%rdi
  push   %rbp
  mov    %rdi,%rbp
  setne  %dil
  push   %rbx
  movzbl %dil,%edi
  mov    %rsi,%rbx
  call   <assert@plt>
  xor    %edi,%edi
  test   %rbx,%rbx
  setne  %dil
  call   <assert@plt>
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <strstr@plt>
  test   %rax,%rax
  je     L7
  nopl   0x0(%rax)
L8:
  lea    0x1(%rax),%rdi
  mov    %rbx,%rsi
  mov    %rax,%r12
  call   <strstr@plt>
  test   %rax,%rax
  jne    L8
  mov    %r12,%rax
  pop    %rbx
  sub    %rbp,%rax
  pop    %rbp
  pop    %r12
  ret
  nop
L7:
  pop    %rbx
  mov    $0xffffffffffffffff,%rax
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
ssize_t strFindLast(char *string, char *search) {
  char *pos;
  char *lastpos;
  assert(string != NULL);
  assert(search != NULL);
  lastpos = NULL;
  pos = strstr(string, search);
  while (pos) {
    lastpos = pos;
    pos = strstr(pos + 1, search);
  }
  if (lastpos)
    return (size_t)(lastpos - string);
  else
    return -1;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<strFindLast>:
  endbr64
  push   %r12
  test   %rdi,%rdi
  push   %rbp
  mov    %rdi,%rbp
  setne  %dil
  push   %rbx
  movzbl %dil,%edi
  mov    %rsi,%rbx
  call   <assert@plt>
  xor    %edi,%edi
  test   %rbx,%rbx
  setne  %dil
  call   <assert@plt>
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <strstr@plt>
  test   %rax,%rax
  je     L5
  nopl   0x0(%rax)
L14:
  lea    0x1(%rax),%rdi
  mov    %rbx,%rsi
  mov    %rax,%r12
  call   <strstr@plt>
  test   %rax,%rax
  jne    L14
  mov    %r12,%rax
  pop    %rbx
  sub    %rbp,%rax
  pop    %rbp
  pop    %r12
  ret
  nop
L5:
  pop    %rbx
  mov    $0xffffffffffffffff,%rax
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
ssize_t strFindLast(char *string, char *search) {
  char *pos;
  char *lastpos;
  assert(string != NULL);
  assert(search != NULL);
  lastpos = NULL;
  pos = strstr(string, search);
  while (pos) {
    lastpos = pos;
    pos = strstr(pos + 1, search);
  }
  if (lastpos)
    return (size_t)(lastpos - string);
  else
    return -1;
}
```
user: 这段汇编代码用C语言表示是什么样的:

```asm
<sprintf>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %rdi,%rbp
  mov    %rsi,0x8(%rsp)
  mov    $0x20,%edi
  call   <kmalloc@plt>
  mov    %rax,%r12
  mov    0x8(%rsp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,0x8(%rsp)
  movzbl (%rax),%ecx
  movsbl %cl,%edx
  test   %edx,%edx
  je     L115
  mov    $0x0,%ebx
  lea    0x10(%rsp),%rdi
  lea    D4(%rip),%r13
  lea    D9(%rip),%r15
  jmp    L18
L63:
  lea    0x2(%rax),%rdx
  mov    %rdx,0x8(%rsp)
  movzbl 0x1(%rax),%esi
  lea    -0x64(%rsi),%eax
  cmp    $0x14,%al
  ja     L117
  movzbl %al,%eax
  movslq 0x0(%r13,%rax,4),%rax
  add    %r13,%rax
  notrack jmp *%rax
  lea    0x8(%rdi),%r14
  movsbl %sil,%esi
  mov    (%rdi),%edx
  mov    %r12,%rdi
  call   <kernel_itoa@plt>
  mov    %r12,%rcx
  mov    %r14,%rdi
L36:
  movzbl (%rcx),%edx
  test   %dl,%dl
  je     L98
L54:
  lea    0x1(%rbx),%eax
  cltq
  movslq %ebx,%rbx
  sub    %rbx,%rcx
L26:
  mov    %eax,%ebx
  mov    %dl,-0x1(%rbp,%rax,1)
  add    $0x1,%rax
  movzbl -0x1(%rcx,%rax,1),%edx
  test   %dl,%dl
  jne    L26
L98:
  mov    0x8(%rsp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,0x8(%rsp)
  movzbl (%rax),%ecx
  movsbl %cl,%edx
  test   %edx,%edx
  je     L115
L18:
  cmp    $0x25,%edx
  je     L63
  movslq %ebx,%rax
  mov    %cl,0x0(%rbp,%rax,1)
  lea    0x1(%rbx),%ebx
  jmp    L98
  lea    0x8(%rdi),%r14
  movss  (%rdi),%xmm0
  mov    $0x2,%esi
  mov    %r12,%rdi
  call   <kernel_ftoa@plt>
  mov    %r12,%rcx
  mov    %r14,%rdi
  jmp    L36
  lea    0x8(%rdi),%rax
  mov    (%rdi),%rcx
  mov    %rax,%rdi
  test   %rcx,%rcx
  jne    L36
  mov    %r15,%rcx
  mov    $0x28,%edx
  jmp    L54
L117:
  movslq %ebx,%rax
  mov    (%rdi),%edx
  mov    %dl,0x0(%rbp,%rax,1)
  lea    0x1(%rbx),%ebx
  lea    0x8(%rdi),%rdi
  jmp    L98
L115:
  mov    $0x20,%esi
  mov    %r12,%rdi
  call   <kfree@plt>
  mov    $0x0,%eax
  add    $0x18,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: unpack_data
arguments: label: D9
data_type: string

tool: D9: (null)

assistant: ```c
int sprintf(char *string, const char *format, ...) {
  char **arg = (char **)&format;
  char *buffer = (char *)kmalloc(32);
  int _char;
  int i = 0;
  arg++;
  while ((_char = *format++) != 0) {
    if (_char != '%') {
      string[i++] = _char;
    } else {
      char *ptr;
      _char = *format++;
      switch (_char) {
      case 'd':
      case 'u':
      case 'x': {
        kernel_itoa(buffer, _char, *((int *)arg++));
        ptr = buffer;
        goto string;
        break;
      }
      case 'f': {
        kernel_ftoa(buffer, 2, *((float *)arg++));
        ptr = buffer;
        goto string;
        break;
      }
      case 's': {
        ptr = *arg++;
        if (!ptr) {
          ptr = "(null)";
        }
      string : {
        while (*ptr) {
          string[i++] = *ptr++;
        }
        break;
      }
      }
      default: {
        string[i++] = *((int *)arg++);
        break;
      }
      }
    }
  }
  kfree(buffer, 32);
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<sprintf>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  mov    %rdi,%r12
  mov    $0x20,%edi
  push   %rbp
  push   %rbx
  sub    $0x18,%rsp
  mov    %rsi,0x8(%rsp)
  call   <kmalloc@plt>
  mov    %rax,%r14
  mov    0x8(%rsp),%rax
  lea    0x1(%rax),%rdx
  mov    %rdx,0x8(%rsp)
  movsbl (%rax),%edx
  test   %edx,%edx
  je     L26
  mov    %edx,%ecx
  lea    0x10(%rsp),%rdi
  lea    D8(%rip),%r15
  xor    %ebx,%ebx
  jmp    L106
  nopw   0x0(%rax,%rax,1)
L5:
  movslq %ebx,%rax
  add    $0x1,%ebx
  mov    %cl,(%r12,%rax,1)
  mov    0x8(%rsp),%rax
L62:
  lea    0x1(%rax),%rdx
  mov    %rdx,0x8(%rsp)
  movsbl (%rax),%edx
  mov    %edx,%ecx
  test   %edx,%edx
  je     L26
L106:
  cmp    $0x25,%edx
  jne    L5
  movsbl 0x1(%rax),%esi
  lea    0x2(%rax),%r13
  lea    0x8(%rdi),%rbp
  mov    %r13,0x8(%rsp)
  lea    -0x64(%rsi),%eax
  cmp    $0x14,%al
  ja     L14
  movzbl %al,%eax
  movslq (%r15,%rax,4),%rax
  add    %r15,%rax
  notrack jmp *%rax
  nopw   0x0(%rax,%rax,1)
L14:
  mov    (%rdi),%edx
  movslq %ebx,%rax
  mov    %rbp,%rdi
  add    $0x1,%ebx
  mov    %dl,(%r12,%rax,1)
  mov    %r13,%rax
  jmp    L62
  nopl   0x0(%rax)
  mov    (%rdi),%edx
  mov    %r14,%rdi
  call   <kernel_itoa@plt>
  mov    %r14,%rsi
L12:
  movzbl (%rsi),%edx
  test   %dl,%dl
  je     L114
L33:
  lea    0x1(%rbx),%eax
  movslq %ebx,%rbx
  cltq
  sub    %rbx,%rsi
  nopw   0x0(%rax,%rax,1)
L119:
  mov    %dl,-0x1(%r12,%rax,1)
  mov    %eax,%ebx
  add    $0x1,%rax
  movzbl -0x1(%rsi,%rax,1),%edx
  test   %dl,%dl
  jne    L119
L114:
  mov    %r13,%rax
  mov    %rbp,%rdi
  jmp    L62
  movss  (%rdi),%xmm0
  mov    $0x2,%esi
  mov    %r14,%rdi
  call   <kernel_ftoa@plt>
  mov    %r14,%rsi
  jmp    L12
  mov    (%rdi),%rsi
  test   %rsi,%rsi
  jne    L12
  lea    D10(%rip),%rsi
  mov    $0x28,%edx
  jmp    L33
  nopl   0x0(%rax,%rax,1)
L26:
  mov    %r14,%rdi
  mov    $0x20,%esi
  call   <kfree@plt>
  add    $0x18,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
```

tool_calls: name: disassemble_data
arguments: data_label: D10
type: string

tool: D10: (null)

assistant: ```c
int sprintf(char *string, const char *format, ...) {
  char **arg = (char **)&format;
  char *buffer = (char *)kmalloc(32);
  int _char;
  int i = 0;
  arg++;
  while ((_char = *format++) != 0) {
    if (_char != '%') {
      string[i++] = _char;
    } else {
      char *ptr;
      _char = *format++;
      switch (_char) {
      case 'd':
      case 'u':
      case 'x': {
        kernel_itoa(buffer, _char, *((int *)arg++));
        ptr = buffer;
        goto string;
        break;
      }
      case 'f': {
        kernel_ftoa(buffer, 2, *((float *)arg++));
        ptr = buffer;
        goto string;
        break;
      }
      case 's': {
        ptr = *arg++;
        if (!ptr) {
          ptr = "(null)";
        }
      string : {
        while (*ptr) {
          string[i++] = *ptr++;
        }
        break;
      }
      }
      default: {
        string[i++] = *((int *)arg++);
        break;
      }
      }
    }
  }
  kfree(buffer, 32);
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<ftok>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0x10(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <lstat@plt>
  test   %rax,%rax
  jns    L11
  mov    $0xffffffff,%eax
  jmp    L23
L11:
  mov    -0x10(%rbp),%eax
  movzwl %ax,%edx
  mov    -0xc(%rbp),%eax
  shl    $0x10,%eax
  and    $0xff0000,%eax
  or     %eax,%edx
  mov    -0x1c(%rbp),%eax
  shl    $0x18,%eax
  or     %edx,%eax
L23:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L18
  call   <__stack_chk_fail@plt>
L18:
  leave
  ret
```

assistant: ```c
key_t ftok(const char *path, int id) {
  struct stat st;
  if (lstat(path, &st) < 0)
    return (key_t)-1;
  return (key_t)((st.st_ino & 0xffff) | ((st.st_dev & 0xff) << 16) | ((id & 0xff) << 24));
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<ftok>:
  endbr64
  push   %rbx
  sub    $0x10,%rsp
  mov    %esi,%ebx
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rsi
  call   <lstat@plt>
  test   %rax,%rax
  js     L17
  mov    0x4(%rsp),%eax
  shl    $0x10,%eax
  and    $0xff0000,%eax
  movzwl (%rsp),%edx
  or     %edx,%eax
  shl    $0x18,%ebx
  or     %ebx,%eax
L11:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L19
  add    $0x10,%rsp
  pop    %rbx
  ret
L17:
  mov    $0xffffffff,%eax
  jmp    L11
L19:
  call   <__stack_chk_fail@plt>
```

assistant: ```c
key_t ftok(const char *path, int id) {
  struct stat st;
  if (lstat(path, &st) < 0)
    return (key_t)-1;
  return (key_t)((st.st_ino & 0xffff) | ((st.st_dev & 0xff) << 16) | ((id & 0xff) << 24));
}
```