ylfeng/ReF-Decompile-dataset huggingface dataset:
user: What is the c source code of the assembly code below:

```asm
<restore_solutions>:
  endbr64
  xor    %ecx,%ecx
  xor    %edx,%edx
  xor    %esi,%esi
  mov    $0x30,%edi
  jmp    1050 <_ada_use_c2phc@plt>
```

assistant: ```c
int restore_solutions(void) {
  int *a, *b, fail;
  double *c;
  fail = _ada_use_c2phc(48, a, b, c);
  return fail;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<restore_solutions>:
  endbr64
  xor    %ecx,%ecx
  xor    %edx,%edx
  xor    %esi,%esi
  mov    $0x30,%edi
  jmp    1050 <_ada_use_c2phc@plt>
```

assistant: ```c
int restore_solutions(void) {
  int *a, *b, fail;
  double *c;
  fail = _ada_use_c2phc(48, a, b, c);
  return fail;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<get_stats>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    -0xc(%rbp),%rdx
  mov    -0x18(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <statfs@plt>
  test   %rax,%rax
  je     L12
  lea    D4(%rip),%rax
  mov    %rax,%rdi
  call   <die@plt>
L12:
  mov    -0xc(%rbp),%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L7
  call   <__stack_chk_fail@plt>
L7:
  leave
  ret
```

tool_calls: name: parse_data
arguments: label: D4
type_infered: string

tool: D4: Cannot read disk statistics.

assistant: ```c
struct statfs get_stats(char *disk) {
  struct statfs stats;
  if (statfs(disk, &stats) != 0) {
    die("Cannot read disk statistics.");
  }
  return stats;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<get_stats>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  call   <statfs@plt>
  test   %rax,%rax
  jne    L23
L12:
  mov    0x4(%rsp),%eax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L10
  add    $0x18,%rsp
  ret
L23:
  lea    D7(%rip),%rdi
  call   <die@plt>
  jmp    L12
L10:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: data_tag: D7
data_type: string

tool: D7: Cannot read disk statistics.

assistant: ```c
struct statfs get_stats(char *disk) {
  struct statfs stats;
  if (statfs(disk, &stats) != 0) {
    die("Cannot read disk statistics.");
  }
  return stats;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<get_stats>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  call   <statfs@plt>
  test   %rax,%rax
  jne    L18
L25:
  mov    0x4(%rsp),%eax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L21
  add    $0x18,%rsp
  ret
L18:
  lea    D1(%rip),%rdi
  call   <die@plt>
  jmp    L25
L21:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: data_label: D1
type_guessed: string

tool: D1: Cannot read disk statistics.

assistant: ```c
struct statfs get_stats(char *disk) {
  struct statfs stats;
  if (statfs(disk, &stats) != 0) {
    die("Cannot read disk statistics.");
  }
  return stats;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<get_stats>:
  endbr64
  sub    $0x18,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    0x4(%rsp),%rsi
  call   <statfs@plt>
  test   %rax,%rax
  jne    L15
L23:
  mov    0x4(%rsp),%eax
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L7
  add    $0x18,%rsp
  ret
L15:
  lea    D6(%rip),%rdi
  call   <die@plt>
  jmp    L23
L7:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: data_tag: D6
data_type: string

tool: D6: Cannot read disk statistics.

assistant: ```c
struct statfs get_stats(char *disk) {
  struct statfs stats;
  if (statfs(disk, &stats) != 0) {
    die("Cannot read disk statistics.");
  }
  return stats;
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<str_to_lower>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x28,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,-0x1c(%rbp)
  mov    -0x1c(%rbp),%eax
  add    $0x1,%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x18(%rbp)
  movl   $0x0,-0x20(%rbp)
  jmp    L8
L11:
  mov    -0x20(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    -0x20(%rbp),%edx
  movslq %edx,%rcx
  mov    -0x18(%rbp),%rdx
  lea    (%rcx,%rdx,1),%rbx
  mov    %eax,%edi
  call   <tolower@plt>
  mov    %al,(%rbx)
  addl   $0x1,-0x20(%rbp)
L8:
  mov    -0x20(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L11
  mov    -0x20(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movb   $0x0,(%rax)
  mov    -0x18(%rbp),%rax
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

assistant: ```c
char *str_to_lower(char *str) {
  int len = strlen(str);
  char *tmp = malloc(len + 1);
  int i = 0;
  for (; i < len; ++i) {
    tmp[i] = tolower(str[i]);
  }
  tmp[i] = '\0';
  return tmp;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<str_to_lower>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%r12
  call   <strlen@plt>
  mov    %eax,%r13d
  lea    0x1(%rax),%edi
  call   <malloc@plt>
  mov    %rax,%rbp
  test   %r13d,%r13d
  jle    L5
  mov    %r13d,%r14d
  mov    $0x0,%ebx
L24:
  movsbl (%r12,%rbx,1),%edi
  call   <tolower@plt>
  mov    %al,0x0(%rbp,%rbx,1)
  add    $0x1,%rbx
  cmp    %r14,%rbx
  jne    L24
L8:
  movslq %r13d,%r13
  movb   $0x0,0x0(%rbp,%r13,1)
  mov    %rbp,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  ret
L5:
  mov    $0x0,%r13d
  jmp    L8
```

assistant: ```c
char *str_to_lower(char *str) {
  int len = strlen(str);
  char *tmp = malloc(len + 1);
  int i = 0;
  for (; i < len; ++i) {
    tmp[i] = tolower(str[i]);
  }
  tmp[i] = '\0';
  return tmp;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<str_to_lower>:
  endbr64
  push   %r13
  mov    %rdi,%r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  call   <strlen@plt>
  movslq %eax,%rbp
  lea    0x1(%rbp),%edi
  call   <malloc@plt>
  mov    %rax,%r12
  test   %ebp,%ebp
  jle    L18
  xor    %ebx,%ebx
  nopw   0x0(%rax,%rax,1)
L15:
  movsbl 0x0(%r13,%rbx,1),%edi
  call   <tolower@plt>
  mov    %al,(%r12,%rbx,1)
  add    $0x1,%rbx
  cmp    %rbx,%rbp
  jne    L15
  add    %r12,%rbp
L9:
  movb   $0x0,0x0(%rbp)
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   (%rax)
L18:
  mov    %rax,%rbp
  jmp    L9
```

assistant: ```c
char *str_to_lower(char *str) {
  int len = strlen(str);
  char *tmp = malloc(len + 1);
  int i = 0;
  for (; i < len; ++i) {
    tmp[i] = tolower(str[i]);
  }
  tmp[i] = '\0';
  return tmp;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<str_to_lower>:
  endbr64
  push   %r13
  mov    %rdi,%r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  call   <strlen@plt>
  movslq %eax,%rbp
  lea    0x1(%rbp),%edi
  call   <malloc@plt>
  mov    %rax,%r12
  test   %ebp,%ebp
  jle    L5
  xor    %ebx,%ebx
  nopw   0x0(%rax,%rax,1)
L8:
  movsbl 0x0(%r13,%rbx,1),%edi
  call   <tolower@plt>
  mov    %al,(%r12,%rbx,1)
  add    $0x1,%rbx
  cmp    %rbx,%rbp
  jne    L8
  add    %r12,%rbp
L1:
  movb   $0x0,0x0(%rbp)
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   (%rax)
L5:
  mov    %rax,%rbp
  jmp    L1
```

assistant: ```c
char *str_to_lower(char *str) {
  int len = strlen(str);
  char *tmp = malloc(len + 1);
  int i = 0;
  for (; i < len; ++i) {
    tmp[i] = tolower(str[i]);
  }
  tmp[i] = '\0';
  return tmp;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<get_ext>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  cmpq   $0x0,-0x18(%rbp)
  jne    L32
  mov    $0x0,%eax
  jmp    L16
L32:
  mov    -0x18(%rbp),%rax
  mov    $0x2e,%esi
  mov    %rax,%rdi
  call   <strrchr@plt>
  mov    %rax,-0x8(%rbp)
  cmpq   $0x0,-0x8(%rbp)
  jne    L30
  mov    $0x0,%eax
  jmp    L16
L30:
  mov    -0x8(%rbp),%rax
  add    $0x1,%rax
L16:
  leave
  ret
```

assistant: ```c
const char *get_ext(const char *path) {
  const char *dot;
  if (path == NULL) {
    return NULL;
  }
  if ((dot = strrchr(path, '.')) == NULL) {
    return NULL;
  }
  return dot + 1;
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<get_ext>:
  endbr64
  test   %rdi,%rdi
  je     L4
  sub    $0x8,%rsp
  mov    $0x2e,%esi
  call   <strrchr@plt>
  cmp    $0x1,%rax
  sbb    $0xffffffffffffffff,%rax
  add    $0x8,%rsp
  ret
L4:
  mov    %rdi,%rax
  ret
```

assistant: ```c
const char *get_ext(const char *path) {
  const char *dot;
  if (path == NULL) {
    return NULL;
  }
  if ((dot = strrchr(path, '.')) == NULL) {
    return NULL;
  }
  return dot + 1;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<get_ext>:
  endbr64
  test   %rdi,%rdi
  je     L4
  sub    $0x8,%rsp
  mov    $0x2e,%esi
  call   <strrchr@plt>
  test   %rax,%rax
  je     L3
  add    $0x1,%rax
  add    $0x8,%rsp
  ret
  nopl   (%rax)
L3:
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
  nop
L4:
  xor    %eax,%eax
  ret
```

assistant: ```c
const char *get_ext(const char *path) {
  const char *dot;
  if (path == NULL) {
    return NULL;
  }
  if ((dot = strrchr(path, '.')) == NULL) {
    return NULL;
  }
  return dot + 1;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<get_ext>:
  endbr64
  test   %rdi,%rdi
  je     L3
  sub    $0x8,%rsp
  mov    $0x2e,%esi
  call   <strrchr@plt>
  test   %rax,%rax
  je     L6
  add    $0x1,%rax
  add    $0x8,%rsp
  ret
  nopl   (%rax)
L6:
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
  nop
L3:
  xor    %eax,%eax
  ret
```

assistant: ```c
const char *get_ext(const char *path) {
  const char *dot;
  if (path == NULL) {
    return NULL;
  }
  if ((dot = strrchr(path, '.')) == NULL) {
    return NULL;
  }
  return dot + 1;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<int2utf8str>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    $0x5,%edi
  call   <xxmalloc@plt>
  mov    %rax,-0x8(%rbp)
  cmpl   $0x7f,-0x14(%rbp)
  jg     L52
  mov    -0x14(%rbp),%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  mov    %dl,(%rax)
  mov    -0x8(%rbp),%rax
  add    $0x1,%rax
  movb   $0x0,(%rax)
  mov    -0x8(%rbp),%rax
  jmp    L49
L52:
  cmpl   $0x7ff,-0x14(%rbp)
  jg     L21
  mov    -0x14(%rbp),%eax
  sar    $0x6,%eax
  or     $0xffffffc0,%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  mov    %dl,(%rax)
  mov    -0x14(%rbp),%eax
  and    $0x3f,%eax
  or     $0xffffff80,%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  add    $0x1,%rax
  mov    %dl,(%rax)
  mov    -0x8(%rbp),%rax
  add    $0x2,%rax
  movb   $0x0,(%rax)
  mov    -0x8(%rbp),%rax
  jmp    L49
L21:
  cmpl   $0xffff,-0x14(%rbp)
  jg     L41
  mov    -0x14(%rbp),%eax
  sar    $0xc,%eax
  or     $0xffffffe0,%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  mov    %dl,(%rax)
  mov    -0x14(%rbp),%eax
  sar    $0x6,%eax
  and    $0x3f,%eax
  or     $0xffffff80,%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  add    $0x1,%rax
  mov    %dl,(%rax)
  mov    -0x14(%rbp),%eax
  and    $0x3f,%eax
  or     $0xffffff80,%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  add    $0x2,%rax
  mov    %dl,(%rax)
  mov    -0x8(%rbp),%rax
  add    $0x3,%rax
  movb   $0x0,(%rax)
  mov    -0x8(%rbp),%rax
  jmp    L49
L41:
  mov    $0x0,%eax
L49:
  leave
  ret
```

assistant: ```c
unsigned char *int2utf8str(int codepoint) {
  unsigned char *value;
  value = xxmalloc(sizeof(unsigned char) * 5);
  if (codepoint < 0x80) {
    *(value) = (unsigned char)(codepoint);
    *(value + 1) = 0;
    return (value);
  } else if (codepoint < 0x800) {
    *(value) = (0xc0 | (unsigned char)(codepoint >> 6));
    *(value + 1) = (0x80 | (unsigned char)(codepoint & 0x3f));
    *(value + 2) = 0;
    return (value);
  } else if (codepoint < 0x10000) {
    *(value) = (0xe0 | (unsigned char)(codepoint >> 12));
    *(value + 1) = (0x80 | (unsigned char)((codepoint >> 6) & 0x3f));
    *(value + 2) = (0x80 | (unsigned char)(codepoint & 0x3f));
    *(value + 3) = 0;
    return (value);
  } else {
    return (0);
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<int2utf8str>:
  endbr64
  push   %rbx
  mov    %edi,%ebx
  mov    $0x5,%edi
  call   <xxmalloc@plt>
  cmp    $0x7f,%ebx
  jle    L46
  cmp    $0x7ff,%ebx
  jle    L51
  cmp    $0xffff,%ebx
  jg     L37
  mov    %ebx,%edx
  sar    $0xc,%edx
  or     $0xffffffe0,%edx
  mov    %dl,(%rax)
  mov    %ebx,%edx
  sar    $0x6,%edx
  and    $0x3f,%edx
  or     $0xffffff80,%edx
  mov    %dl,0x1(%rax)
  and    $0x3f,%ebx
  or     $0xffffff80,%ebx
  mov    %bl,0x2(%rax)
  movb   $0x0,0x3(%rax)
  jmp    L5
L46:
  mov    %bl,(%rax)
  movb   $0x0,0x1(%rax)
L5:
  pop    %rbx
  ret
L51:
  mov    %ebx,%edx
  sar    $0x6,%edx
  or     $0xffffffc0,%edx
  mov    %dl,(%rax)
  and    $0x3f,%ebx
  or     $0xffffff80,%ebx
  mov    %bl,0x1(%rax)
  movb   $0x0,0x2(%rax)
  jmp    L5
L37:
  mov    $0x0,%eax
  jmp    L5
```

assistant: ```c
unsigned char *int2utf8str(int codepoint) {
  unsigned char *value;
  value = xxmalloc(sizeof(unsigned char) * 5);
  if (codepoint < 0x80) {
    *(value) = (unsigned char)(codepoint);
    *(value + 1) = 0;
    return (value);
  } else if (codepoint < 0x800) {
    *(value) = (0xc0 | (unsigned char)(codepoint >> 6));
    *(value + 1) = (0x80 | (unsigned char)(codepoint & 0x3f));
    *(value + 2) = 0;
    return (value);
  } else if (codepoint < 0x10000) {
    *(value) = (0xe0 | (unsigned char)(codepoint >> 12));
    *(value + 1) = (0x80 | (unsigned char)((codepoint >> 6) & 0x3f));
    *(value + 2) = (0x80 | (unsigned char)(codepoint & 0x3f));
    *(value + 3) = 0;
    return (value);
  } else {
    return (0);
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<int2utf8str>:
  endbr64
  push   %rbx
  mov    %edi,%ebx
  mov    $0x5,%edi
  call   <xxmalloc@plt>
  cmp    $0x7f,%ebx
  jle    L17
  cmp    $0x7ff,%ebx
  jle    L20
  cmp    $0xffff,%ebx
  jg     L23
  mov    %ebx,%edx
  movb   $0x0,0x3(%rax)
  sar    $0xc,%edx
  or     $0xffffffe0,%edx
  mov    %dl,(%rax)
  mov    %ebx,%edx
  and    $0x3f,%ebx
  sar    $0x6,%edx
  or     $0xffffff80,%ebx
  and    $0x3f,%edx
  mov    %bl,0x2(%rax)
  or     $0xffffff80,%edx
  mov    %dl,0x1(%rax)
  pop    %rbx
  ret
  nopl   (%rax)
L20:
  mov    %ebx,%edx
  and    $0x3f,%ebx
  movb   $0x0,0x2(%rax)
  sar    $0x6,%edx
  or     $0xffffff80,%ebx
  or     $0xffffffc0,%edx
  mov    %bl,0x1(%rax)
  mov    %dl,(%rax)
  pop    %rbx
  ret
  nopl   0x0(%rax)
L17:
  mov    %bl,(%rax)
  movb   $0x0,0x1(%rax)
  pop    %rbx
  ret
  nopl   0x0(%rax,%rax,1)
L23:
  xor    %eax,%eax
  pop    %rbx
  ret
```

assistant: ```c
unsigned char *int2utf8str(int codepoint) {
  unsigned char *value;
  value = xxmalloc(sizeof(unsigned char) * 5);
  if (codepoint < 0x80) {
    *(value) = (unsigned char)(codepoint);
    *(value + 1) = 0;
    return (value);
  } else if (codepoint < 0x800) {
    *(value) = (0xc0 | (unsigned char)(codepoint >> 6));
    *(value + 1) = (0x80 | (unsigned char)(codepoint & 0x3f));
    *(value + 2) = 0;
    return (value);
  } else if (codepoint < 0x10000) {
    *(value) = (0xe0 | (unsigned char)(codepoint >> 12));
    *(value + 1) = (0x80 | (unsigned char)((codepoint >> 6) & 0x3f));
    *(value + 2) = (0x80 | (unsigned char)(codepoint & 0x3f));
    *(value + 3) = 0;
    return (value);
  } else {
    return (0);
  }
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<int2utf8str>:
  endbr64
  push   %rbx
  mov    %edi,%ebx
  mov    $0x5,%edi
  call   <xxmalloc@plt>
  cmp    $0x7f,%ebx
  jle    L1
  cmp    $0x7ff,%ebx
  jle    L9
  cmp    $0xffff,%ebx
  jg     L13
  mov    %ebx,%edx
  movb   $0x0,0x3(%rax)
  sar    $0xc,%edx
  or     $0xffffffe0,%edx
  mov    %dl,(%rax)
  mov    %ebx,%edx
  and    $0x3f,%ebx
  sar    $0x6,%edx
  or     $0xffffff80,%ebx
  and    $0x3f,%edx
  mov    %bl,0x2(%rax)
  or     $0xffffff80,%edx
  mov    %dl,0x1(%rax)
  pop    %rbx
  ret
  nopl   (%rax)
L9:
  mov    %ebx,%edx
  and    $0x3f,%ebx
  movb   $0x0,0x2(%rax)
  sar    $0x6,%edx
  or     $0xffffff80,%ebx
  or     $0xffffffc0,%edx
  mov    %bl,0x1(%rax)
  mov    %dl,(%rax)
  pop    %rbx
  ret
  nopl   0x0(%rax)
L1:
  mov    %bl,(%rax)
  movb   $0x0,0x1(%rax)
  pop    %rbx
  ret
  nopl   0x0(%rax,%rax,1)
L13:
  xor    %eax,%eax
  pop    %rbx
  ret
```

assistant: ```c
unsigned char *int2utf8str(int codepoint) {
  unsigned char *value;
  value = xxmalloc(sizeof(unsigned char) * 5);
  if (codepoint < 0x80) {
    *(value) = (unsigned char)(codepoint);
    *(value + 1) = 0;
    return (value);
  } else if (codepoint < 0x800) {
    *(value) = (0xc0 | (unsigned char)(codepoint >> 6));
    *(value + 1) = (0x80 | (unsigned char)(codepoint & 0x3f));
    *(value + 2) = 0;
    return (value);
  } else if (codepoint < 0x10000) {
    *(value) = (0xe0 | (unsigned char)(codepoint >> 12));
    *(value + 1) = (0x80 | (unsigned char)((codepoint >> 6) & 0x3f));
    *(value + 2) = (0x80 | (unsigned char)(codepoint & 0x3f));
    *(value + 3) = 0;
    return (value);
  } else {
    return (0);
  }
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<create_fs>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x38,%rsp
  mov    %rdi,-0x58(%rbp)
  mov    %rsi,-0x60(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  mov    %rsp,%rax
  mov    %rax,%rbx
  mov    -0x58(%rbp),%rax
  lea    D16(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <fopen@plt>
  mov    %rax,-0x50(%rbp)
  cmpq   $0x0,-0x50(%rbp)
  je     L0
  mov    -0x50(%rbp),%rax
  mov    %rax,%rdi
  call   <fclose@plt>
  mov    $0xffffffff,%eax
  jmp    L4
L0:
  mov    -0x58(%rbp),%rax
  lea    D14(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <fopen@plt>
  mov    %rax,-0x50(%rbp)
  mov    -0x60(%rbp),%rdx
  mov    %rdx,%rax
  shl    $0x2,%rax
  add    %rdx,%rax
  lea    0x0(,%rax,4),%rdx
  add    %rdx,%rax
  shl    $0x3,%rax
  mov    %rax,%rdx
  sub    $0x1,%rdx
  mov    %rdx,-0x48(%rbp)
  mov    %rax,%r14
  mov    $0x0,%r15d
  mov    %rax,%r12
  mov    $0x0,%r13d
  mov    $0x10,%edx
  sub    $0x1,%rdx
  add    %rdx,%rax
  mov    $0x10,%ecx
  mov    $0x0,%edx
  div    %rcx
  imul   $0x10,%rax,%rax
  mov    %rax,%rcx
  and    $0xfffffffffffff000,%rcx
  mov    %rsp,%rdx
  sub    %rcx,%rdx
L9:
  cmp    %rdx,%rsp
  je     L3
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L9
L3:
  mov    %rax,%rdx
  and    $0xfff,%edx
  sub    %rdx,%rsp
  mov    %rax,%rdx
  and    $0xfff,%edx
  test   %rdx,%rdx
  je     L35
  and    $0xfff,%eax
  sub    $0x8,%rax
  add    %rsp,%rax
  orq    $0x0,(%rax)
L35:
  mov    %rsp,%rax
  add    $0x0,%rax
  mov    %rax,-0x40(%rbp)
  mov    -0x50(%rbp),%rdx
  mov    -0x60(%rbp),%rsi
  mov    -0x40(%rbp),%rax
  mov    %rdx,%rcx
  mov    $0xc8,%edx
  mov    %rax,%rdi
  call   <fwrite@plt>
  mov    -0x50(%rbp),%rax
  mov    %rax,%rdi
  call   <fclose@plt>
  mov    $0x0,%eax
L4:
  mov    %rbx,%rsp
  mov    -0x38(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L47
  call   <__stack_chk_fail@plt>
L47:
  lea    -0x28(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_label: D16
data_type: string
name: extract_symbolic_data
arguments: data_label: D14
data_type: string

tool: D16: r

tool: D14: w+

assistant: ```c
int create_fs(char *name, size_t blocksize) {
  FILE *fs = fopen(name, "r");
  if (fs != NULL) {
    fclose(fs);
    return -1;
  }
  fs = fopen(name, "w+");
  unsigned char arr[200 * blocksize];
  fwrite(arr, blocksize, 200, fs);
  fclose(fs);
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<create_fs>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r12
  push   %rbx
  sub    $0x10,%rsp
  mov    %rdi,%r12
  mov    %rsi,%rbx
  mov    %fs:0x28,%rax
  mov    %rax,-0x18(%rbp)
  xor    %eax,%eax
  lea    D11(%rip),%rsi
  call   <fopen@plt>
  test   %rax,%rax
  jne    L40
  lea    D4(%rip),%rsi
  mov    %r12,%rdi
  call   <fopen@plt>
  mov    %rax,%r12
  lea    (%rbx,%rbx,4),%rax
  lea    (%rax,%rax,4),%rax
  lea    0xf(,%rax,8),%rax
  mov    %rax,%rcx
  and    $0xfffffffffffffff0,%rcx
  and    $0xfffffffffffff000,%rax
  mov    %rsp,%rdx
  sub    %rax,%rdx
L44:
  cmp    %rdx,%rsp
  je     L57
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L44
L40:
  mov    %rax,%rdi
  call   <fclose@plt>
  mov    $0xffffffff,%eax
  jmp    L32
L57:
  mov    %rcx,%rax
  and    $0xfff,%eax
  sub    %rax,%rsp
  test   %rax,%rax
  je     L0
  orq    $0x0,-0x8(%rsp,%rax,1)
L0:
  mov    %r12,%rcx
  mov    $0xc8,%edx
  mov    %rbx,%rsi
  mov    %rsp,%rdi
  call   <fwrite@plt>
  mov    %r12,%rdi
  call   <fclose@plt>
  mov    $0x0,%eax
L32:
  mov    -0x18(%rbp),%rdx
  sub    %fs:0x28,%rdx
  jne    L7
  lea    -0x10(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %rbp
  ret
L7:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: label: D11
type_guessed: string
name: extract_symbolic_data
arguments: label: D4
type_guessed: string

tool: D11: r

tool: D4: w+

assistant: ```c
int create_fs(char *name, size_t blocksize) {
  FILE *fs = fopen(name, "r");
  if (fs != NULL) {
    fclose(fs);
    return -1;
  }
  fs = fopen(name, "w+");
  unsigned char arr[200 * blocksize];
  fwrite(arr, blocksize, 200, fs);
  fclose(fs);
  return 0;
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<create_fs>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r13
  mov    %rdi,%r13
  push   %r12
  mov    %rsi,%r12
  lea    D14(%rip),%rsi
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x18(%rbp)
  xor    %eax,%eax
  call   <fopen@plt>
  test   %rax,%rax
  jne    L13
  mov    %r13,%rdi
  lea    D19(%rip),%rsi
  call   <fopen@plt>
  mov    %rsp,%rcx
  mov    %rax,%r13
  lea    (%r12,%r12,4),%rax
  lea    (%rax,%rax,4),%rax
  lea    0xf(,%rax,8),%rdx
  mov    %rdx,%rax
  and    $0xfffffffffffff000,%rdx
  sub    %rdx,%rcx
  and    $0xfffffffffffffff0,%rax
  cmp    %rcx,%rsp
  je     L20
L37:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rcx,%rsp
  jne    L37
L20:
  and    $0xfff,%eax
  sub    %rax,%rsp
  test   %rax,%rax
  jne    L16
L59:
  mov    %r13,%rcx
  mov    $0xc8,%edx
  mov    %r12,%rsi
  mov    %rsp,%rdi
  call   <fwrite@plt>
  mov    %r13,%rdi
  call   <fclose@plt>
  xor    %eax,%eax
L64:
  mov    -0x18(%rbp),%rdx
  sub    %fs:0x28,%rdx
  jne    L7
  lea    -0x10(%rbp),%rsp
  pop    %r12
  pop    %r13
  pop    %rbp
  ret
  nopl   (%rax)
L16:
  orq    $0x0,-0x8(%rsp,%rax,1)
  jmp    L59
  nopl   0x0(%rax,%rax,1)
L13:
  mov    %rax,%rdi
  call   <fclose@plt>
  mov    $0xffffffff,%eax
  jmp    L64
L7:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: data_tag: D14
type: string
name: read_data
arguments: data_tag: D19
type: string

tool: D14: r

tool: D19: w+

assistant: ```c
int create_fs(char *name, size_t blocksize) {
  FILE *fs = fopen(name, "r");
  if (fs != NULL) {
    fclose(fs);
    return -1;
  }
  fs = fopen(name, "w+");
  unsigned char arr[200 * blocksize];
  fwrite(arr, blocksize, 200, fs);
  fclose(fs);
  return 0;
}
```