ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Demonstrate the C code that generates the assembly output below:

```asm
<get_testcase>:
  endbr64
  sub    $0x18,%rsp
  lea    D5(%rip),%rdi
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  call   <getenv@plt>
  mov    %rax,%rdi
  xor    %eax,%eax
  test   %rdi,%rdi
  je     L21
  mov    $0xa,%edx
  mov    %rsp,%rsi
  call   <strtol@plt>
  mov    (%rsp),%rdx
  test   %rdx,%rdx
  je     L12
  cmpb   $0x0,(%rdx)
  jne    L12
  cmp    $0x8,%rax
  mov    $0xffffffff,%edx
  cmova  %edx,%eax
L21:
  mov    0x8(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L45
  add    $0x18,%rsp
  ret
  nopw   0x0(%rax,%rax,1)
L12:
  mov    $0xffffffff,%eax
  jmp    L21
L45:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: unpack_data
arguments: label: D5
data_type: string

tool: D5: SMSL_TESTCASE

assistant: ```c
int get_testcase(void) {
  const char *s;
  char *eptr;
  long testcase_number;
  if ((s = getenv("SMSL_TESTCASE")) == NULL) {
    return 0;
  }
  testcase_number = strtol(s, &eptr, 10);
  if ((eptr == NULL) || (*eptr != '\0') || (testcase_number < 0) || (testcase_number > 8)) {
    return -1;
  }
  return testcase_number;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %edi,-0x24(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    D45(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    -0x14(%rbp),%rax
  mov    %rax,%rsi
  lea    D8(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  mov    -0x14(%rbp),%eax
  mov    %eax,%edi
  call   <malloc@plt>
  mov    %rax,-0x10(%rbp)
  lea    D33(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rsi
  lea    D27(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rsi
  lea    D30(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x10(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    $0x0,%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: data_tag: D45
type: string
name: parse_data
arguments: data_tag: D8
type: string
name: parse_data
arguments: data_tag: D33
type: string
name: parse_data
arguments: data_tag: D27
type: string
name: parse_data
arguments: data_tag: D30
type: string

tool: D45: What size of string do you need?

tool: D8: %d

tool: D33: Type the string: 

tool: D27: %s

tool: D30: The string is: %s


assistant: ```c
int main(int argc, char **argv) {
  int sizeOfString;
  printf("What size of string do you need?");
  scanf("%d", &sizeOfString);
  char *str = malloc(sizeof(char) * sizeOfString);
  printf("Type the string: ");
  scanf("%s", str);
  printf("The string is: %s\n", str);
  free(str);
  return 0;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<main>:
  endbr64
  push   %rbx
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  lea    D17(%rip),%rdi
  call   <printf@plt>
  lea    0x4(%rsp),%rsi
  lea    D28(%rip),%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  mov    0x4(%rsp),%edi
  call   <malloc@plt>
  mov    %rax,%rbx
  lea    D21(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    %rbx,%rsi
  lea    D20(%rip),%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  mov    %rbx,%rsi
  lea    D15(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    %rbx,%rdi
  call   <free@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L0
  mov    $0x0,%eax
  add    $0x10,%rsp
  pop    %rbx
  ret
L0:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: extract_symbolic_data
arguments: tag: D17
type: string
name: extract_symbolic_data
arguments: tag: D28
type: string
name: extract_symbolic_data
arguments: tag: D21
type: string
name: extract_symbolic_data
arguments: tag: D20
type: string
name: extract_symbolic_data
arguments: tag: D15
type: string

tool: D17: What size of string do you need?

tool: D28: %d

tool: D21: Type the string: 

tool: D20: %s

tool: D15: The string is: %s


assistant: ```c
int main(int argc, char **argv) {
  int sizeOfString;
  printf("What size of string do you need?");
  scanf("%d", &sizeOfString);
  char *str = malloc(sizeof(char) * sizeOfString);
  printf("Type the string: ");
  scanf("%s", str);
  printf("The string is: %s\n", str);
  free(str);
  return 0;
}
```
user: What is the c source code of the assembly code below:

```asm
<main>:
  endbr64
  push   %rbp
  lea    D31(%rip),%rdi
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  call   <printf@plt>
  lea    0x4(%rsp),%rsi
  lea    D10(%rip),%rdi
  xor    %eax,%eax
  call   <scanf@plt>
  mov    0x4(%rsp),%edi
  call   <malloc@plt>
  lea    D35(%rip),%rdi
  mov    %rax,%rbp
  xor    %eax,%eax
  call   <printf@plt>
  mov    %rbp,%rsi
  lea    D21(%rip),%rdi
  xor    %eax,%eax
  call   <scanf@plt>
  lea    D33(%rip),%rdi
  xor    %eax,%eax
  mov    %rbp,%rsi
  call   <printf@plt>
  mov    %rbp,%rdi
  call   <free@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L0
  add    $0x10,%rsp
  xor    %eax,%eax
  pop    %rbp
  ret
L0:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: label: D31
type: string
name: retrieve_data
arguments: label: D10
type: string
name: retrieve_data
arguments: label: D35
type: string
name: retrieve_data
arguments: label: D21
type: string
name: retrieve_data
arguments: label: D33
type: string

tool: D31: What size of string do you need?

tool: D10: %d

tool: D35: Type the string: 

tool: D21: %s

tool: D33: The string is: %s


assistant: ```c
int main(int argc, char **argv) {
  int sizeOfString;
  printf("What size of string do you need?");
  scanf("%d", &sizeOfString);
  char *str = malloc(sizeof(char) * sizeOfString);
  printf("Type the string: ");
  scanf("%s", str);
  printf("The string is: %s\n", str);
  free(str);
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<main>:
  endbr64
  push   %rbp
  lea    D40(%rip),%rdi
  sub    $0x10,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x8(%rsp)
  xor    %eax,%eax
  call   <printf@plt>
  lea    0x4(%rsp),%rsi
  lea    D15(%rip),%rdi
  xor    %eax,%eax
  call   <scanf@plt>
  mov    0x4(%rsp),%edi
  call   <malloc@plt>
  lea    D32(%rip),%rdi
  mov    %rax,%rbp
  xor    %eax,%eax
  call   <printf@plt>
  mov    %rbp,%rsi
  lea    D22(%rip),%rdi
  xor    %eax,%eax
  call   <scanf@plt>
  lea    D45(%rip),%rdi
  xor    %eax,%eax
  mov    %rbp,%rsi
  call   <printf@plt>
  mov    %rbp,%rdi
  call   <free@plt>
  mov    0x8(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L1
  add    $0x10,%rsp
  xor    %eax,%eax
  pop    %rbp
  ret
L1:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: label: D40
data_type: string
name: retrieve_data
arguments: label: D15
data_type: string
name: retrieve_data
arguments: label: D32
data_type: string
name: retrieve_data
arguments: label: D22
data_type: string
name: retrieve_data
arguments: label: D45
data_type: string

tool: D40: What size of string do you need?

tool: D15: %d

tool: D32: Type the string: 

tool: D22: %s

tool: D45: The string is: %s


assistant: ```c
int main(int argc, char **argv) {
  int sizeOfString;
  printf("What size of string do you need?");
  scanf("%d", &sizeOfString);
  char *str = malloc(sizeof(char) * sizeOfString);
  printf("Type the string: ");
  scanf("%s", str);
  printf("The string is: %s\n", str);
  free(str);
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<getNeighbours>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %edx,-0x20(%rbp)
  movl   $0x0,-0xc(%rbp)
  mov    -0x1c(%rbp),%eax
  sub    $0x1,%eax
  mov    %eax,-0x8(%rbp)
  jmp    L45
L83:
  mov    -0x20(%rbp),%eax
  add    $0x1,%eax
  mov    %eax,-0x4(%rbp)
  jmp    L0
L6:
  cmpl   $0x1e,-0x8(%rbp)
  je     L25
  cmpl   $0x1e,-0x4(%rbp)
  je     L25
  cmpl   $0xffffffff,-0x8(%rbp)
  je     L25
  cmpl   $0xffffffff,-0x4(%rbp)
  je     L25
  mov    -0x8(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jne    L20
  mov    -0x4(%rbp),%eax
  cmp    -0x20(%rbp),%eax
  je     L25
L20:
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    %rdx,%rax
  shl    $0x4,%rax
  sub    %rdx,%rax
  shl    $0x3,%rax
  mov    %rax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rax,%rdx
  mov    -0x4(%rbp),%eax
  cltq
  mov    (%rdx,%rax,4),%eax
  add    %eax,-0xc(%rbp)
L25:
  subl   $0x1,-0x4(%rbp)
L0:
  mov    -0x20(%rbp),%eax
  sub    $0x1,%eax
  cmp    %eax,-0x4(%rbp)
  jge    L6
  addl   $0x1,-0x8(%rbp)
L45:
  mov    -0x1c(%rbp),%eax
  add    $0x1,%eax
  cmp    %eax,-0x8(%rbp)
  jle    L83
  mov    -0xc(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int getNeighbours(int g[][30], int x, int y) {
  int n = 0, i, j;
  for (i = x - 1; i <= x + 1; i++)
    for (j = y + 1; j >= y - 1; j--) {
      if (i == 30 || j == 30 || i == -1 || j == -1 || (i == x && j == y))
        ;
      else
        n += g[i][j];
    }
  return n;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<getNeighbours>:
  endbr64
  push   %rbp
  push   %rbx
  mov    %esi,%r8d
  mov    %edx,%r9d
  lea    -0x1(%rsi),%edx
  movslq %edx,%rcx
  mov    %rcx,%rax
  shl    $0x4,%rax
  sub    %rcx,%rax
  lea    (%rdi,%rax,8),%rdi
  lea    0x2(%rsi),%ebp
  mov    $0x0,%r10d
  lea    0x1(%r9),%ebx
  movslq %r9d,%rsi
  sub    $0x2,%rsi
  jmp    L89
L16:
  add    (%r11,%rax,4),%r10d
L74:
  sub    $0x1,%rax
  cmp    %rsi,%rax
  je     L8
L1:
  cmp    $0x1e,%edx
  je     L74
  cmp    $0x1e,%eax
  je     L74
  cmp    $0xffffffff,%edx
  je     L74
  cmp    $0xffffffff,%eax
  je     L74
  cmp    %edx,%r8d
  jne    L16
  cmp    %eax,%r9d
  je     L74
  jmp    L16
L8:
  add    $0x1,%edx
  add    $0x78,%rdi
  cmp    %ebp,%edx
  je     L101
L89:
  mov    %rdi,%r11
  movslq %ebx,%rax
  jmp    L1
L101:
  mov    %r10d,%eax
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
int getNeighbours(int g[][30], int x, int y) {
  int n = 0, i, j;
  for (i = x - 1; i <= x + 1; i++)
    for (j = y + 1; j >= y - 1; j--) {
      if (i == 30 || j == 30 || i == -1 || j == -1 || (i == x && j == y))
        ;
      else
        n += g[i][j];
    }
  return n;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<getNeighbours>:
  endbr64
  mov    %esi,%r9d
  movslq %edx,%rsi
  push   %r12
  xor    %r12d,%r12d
  lea    -0x1(%r9),%edx
  lea    0x1(%rsi),%r11d
  push   %rbx
  mov    %rsi,%r10
  movslq %edx,%rcx
  lea    0x2(%r9),%ebx
  movslq %r11d,%r11
  sub    $0x2,%rsi
  mov    %rcx,%rax
  shl    $0x4,%rax
  sub    %rcx,%rax
  lea    (%rdi,%rax,8),%r8
L0:
  cmp    $0x1e,%edx
  mov    %r11,%rax
  sete   %dil
L9:
  cmp    $0x1e,%eax
  je     L7
  test   %dil,%dil
  jne    L7
  cmp    $0xffffffff,%edx
  je     L7
  cmp    $0xffffffff,%eax
  je     L7
  cmp    %edx,%r9d
  jne    L83
  cmp    %eax,%r10d
  jne    L83
  nop
L7:
  sub    $0x1,%rax
  cmp    %rax,%rsi
  jne    L9
  add    $0x1,%edx
  add    $0x78,%r8
  cmp    %ebx,%edx
  jne    L0
  mov    %r12d,%eax
  pop    %rbx
  pop    %r12
  ret
  nopl   0x0(%rax,%rax,1)
L83:
  add    (%r8,%rax,4),%r12d
  jmp    L7
```

assistant: ```c
int getNeighbours(int g[][30], int x, int y) {
  int n = 0, i, j;
  for (i = x - 1; i <= x + 1; i++)
    for (j = y + 1; j >= y - 1; j--) {
      if (i == 30 || j == 30 || i == -1 || j == -1 || (i == x && j == y))
        ;
      else
        n += g[i][j];
    }
  return n;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<re_match>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %edx,-0x14(%rbp)
  mov    %ecx,-0x18(%rbp)
  mov    %r8,-0x20(%rbp)
  mov    -0x18(%rbp),%edi
  mov    -0x14(%rbp),%esi
  mov    -0x10(%rbp),%rdx
  mov    -0x8(%rbp),%rax
  mov    -0x14(%rbp),%ecx
  push   %rcx
  push   -0x20(%rbp)
  mov    %edi,%r9d
  mov    %esi,%r8d
  mov    %rdx,%rcx
  mov    $0x0,%edx
  mov    $0x0,%esi
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <re_match_2@plt>
  add    $0x10,%rsp
  leave
  ret
```

assistant: ```c
int re_match(pbufp, string, size, pos, regs)
struct re_pattern_buffer *pbufp;
char *string;
int size, pos;
struct re_registers *regs;
{
  return re_match_2(pbufp, 0, 0, string, size, pos, regs, size);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<re_match>:
  endbr64
  sub    $0x8,%rsp
  mov    %ecx,%r9d
  push   %rdx
  push   %r8
  mov    %edx,%r8d
  mov    %rsi,%rcx
  mov    $0x0,%edx
  mov    $0x0,%esi
  mov    $0x0,%eax
  call   <re_match_2@plt>
  add    $0x18,%rsp
  ret
```

assistant: ```c
int re_match(pbufp, string, size, pos, regs)
struct re_pattern_buffer *pbufp;
char *string;
int size, pos;
struct re_registers *regs;
{
  return re_match_2(pbufp, 0, 0, string, size, pos, regs, size);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<re_match>:
  endbr64
  sub    $0x8,%rsp
  mov    %ecx,%r9d
  xor    %eax,%eax
  mov    %rsi,%rcx
  push   %rdx
  xor    %esi,%esi
  push   %r8
  mov    %edx,%r8d
  xor    %edx,%edx
  call   <re_match_2@plt>
  add    $0x18,%rsp
  ret
```

assistant: ```c
int re_match(pbufp, string, size, pos, regs)
struct re_pattern_buffer *pbufp;
char *string;
int size, pos;
struct re_registers *regs;
{
  return re_match_2(pbufp, 0, 0, string, size, pos, regs, size);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<re_match>:
  endbr64
  sub    $0x8,%rsp
  mov    %ecx,%r9d
  xor    %eax,%eax
  mov    %rsi,%rcx
  push   %rdx
  xor    %esi,%esi
  push   %r8
  mov    %edx,%r8d
  xor    %edx,%edx
  call   <re_match_2@plt>
  add    $0x18,%rsp
  ret
```

assistant: ```c
int re_match(pbufp, string, size, pos, regs)
struct re_pattern_buffer *pbufp;
char *string;
int size, pos;
struct re_registers *regs;
{
  return re_match_2(pbufp, 0, 0, string, size, pos, regs, size);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<csc_strbody>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  jmp    L95
L63:
  addq   $0x1,-0x8(%rbp)
L95:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  je     L50
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x8,%al
  jle    L105
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xd,%al
  jle    L63
L105:
  mov    -0x8(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L63
L50:
  cmpq   $0x0,-0x10(%rbp)
  je     L83
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    -0x10(%rbp),%rdx
  mov    %eax,(%rdx)
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  test   %eax,%eax
  jle    L83
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  lea    -0x1(%rax),%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,(%rax)
  jmp    L108
L96:
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  lea    -0x1(%rax),%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,(%rax)
L108:
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  test   %eax,%eax
  js     L79
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  movslq %eax,%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x8,%al
  jle    L62
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  movslq %eax,%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0xd,%al
  jle    L96
L62:
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  movslq %eax,%rdx
  mov    -0x8(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L96
L79:
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  lea    0x1(%rax),%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,(%rax)
L83:
  mov    -0x8(%rbp),%rax
  leave
  ret
```

assistant: ```c
char *csc_strbody(char *s, int *len) {
  while (*s && ((((*s) >= 9) && ((*s) <= 0xd)) || ((*s) == 0x20)))
    s++;
  if (len) {
    *len = strlen(s);
    if (*len > 0) {
      (*len)--;
      while ((*len >= 0) && ((((s[*len]) >= 9) && ((s[*len]) <= 0xd)) || ((s[*len]) == 0x20)))
        (*len)--;
      (*len)++;
    }
  }
  return s;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<csc_strbody>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rsi,%rbp
  movzbl (%rdi),%eax
  mov    %rdi,%rbx
  test   %al,%al
  jne    L122
  jmp    L42
L128:
  add    $0x1,%rdi
  movzbl (%rdi),%eax
  test   %al,%al
  je     L48
L122:
  lea    -0x9(%rax),%edx
  cmp    $0x4,%dl
  jbe    L128
  cmp    $0x20,%al
  je     L128
  mov    %rdi,%rbx
L42:
  test   %rbp,%rbp
  je     L127
  mov    %rbx,%rdi
  call   <strlen@plt>
  test   %eax,%eax
  jle    L34
  sub    $0x1,%eax
  mov    %eax,0x0(%rbp)
  movslq %eax,%rdx
  add    %rbx,%rdx
  jmp    L84
L48:
  mov    %rdi,%rbx
  jmp    L42
L34:
  mov    %eax,0x0(%rbp)
  jmp    L127
L126:
  sub    $0x1,%eax
  mov    %eax,0x0(%rbp)
  sub    $0x1,%rdx
  cmp    $0xffffffff,%eax
  je     L22
L84:
  movzbl (%rdx),%ecx
  lea    -0x9(%rcx),%esi
  cmp    $0x4,%sil
  jbe    L126
  cmp    $0x20,%cl
  je     L126
L22:
  add    $0x1,%eax
  mov    %eax,0x0(%rbp)
L127:
  mov    %rbx,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
char *csc_strbody(char *s, int *len) {
  while (*s && ((((*s) >= 9) && ((*s) <= 0xd)) || ((*s) == 0x20)))
    s++;
  if (len) {
    *len = strlen(s);
    if (*len > 0) {
      (*len)--;
      while ((*len >= 0) && ((((s[*len]) >= 9) && ((s[*len]) <= 0xd)) || ((s[*len]) == 0x20)))
        (*len)--;
      (*len)++;
    }
  }
  return s;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<csc_strbody>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x8,%rsp
  movzbl (%rdi),%eax
  test   %al,%al
  jne    L18
  jmp    L80
  nopw   0x0(%rax,%rax,1)
L28:
  movzbl 0x1(%r12),%eax
  add    $0x1,%r12
  test   %al,%al
  je     L80
L18:
  lea    -0x9(%rax),%edx
  cmp    $0x4,%dl
  jbe    L28
  cmp    $0x20,%al
  je     L28
L80:
  test   %rbx,%rbx
  je     L51
  mov    %r12,%rdi
  call   <strlen@plt>
  test   %eax,%eax
  jle    L12
  sub    $0x1,%eax
  movslq %eax,%rdx
  mov    %eax,(%rbx)
  add    %r12,%rdx
  jmp    L104
  nopl   0x0(%rax,%rax,1)
L105:
  sub    $0x1,%eax
  sub    $0x1,%rdx
  mov    %eax,(%rbx)
  cmp    $0xffffffff,%eax
  je     L50
L104:
  movzbl (%rdx),%ecx
  lea    -0x9(%rcx),%esi
  cmp    $0x4,%sil
  jbe    L105
  cmp    $0x20,%cl
  je     L105
  add    $0x1,%eax
L12:
  mov    %eax,(%rbx)
L51:
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %r12
  ret
  nop
L50:
  xor    %eax,%eax
  jmp    L12
```

assistant: ```c
char *csc_strbody(char *s, int *len) {
  while (*s && ((((*s) >= 9) && ((*s) <= 0xd)) || ((*s) == 0x20)))
    s++;
  if (len) {
    *len = strlen(s);
    if (*len > 0) {
      (*len)--;
      while ((*len >= 0) && ((((s[*len]) >= 9) && ((s[*len]) <= 0xd)) || ((s[*len]) == 0x20)))
        (*len)--;
      (*len)++;
    }
  }
  return s;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<csc_strbody>:
  endbr64
  push   %r12
  mov    %rdi,%r12
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x8,%rsp
  movzbl (%rdi),%eax
  test   %al,%al
  jne    L100
  jmp    L32
  nopw   0x0(%rax,%rax,1)
L114:
  movzbl 0x1(%r12),%eax
  add    $0x1,%r12
  test   %al,%al
  je     L32
L100:
  lea    -0x9(%rax),%edx
  cmp    $0x4,%dl
  jbe    L114
  cmp    $0x20,%al
  je     L114
L32:
  test   %rbx,%rbx
  je     L45
  mov    %r12,%rdi
  call   <strlen@plt>
  test   %eax,%eax
  jle    L115
  sub    $0x1,%eax
  movslq %eax,%rdx
  mov    %eax,(%rbx)
  add    %r12,%rdx
  jmp    L40
  nopl   0x0(%rax,%rax,1)
L7:
  sub    $0x1,%eax
  sub    $0x1,%rdx
  mov    %eax,(%rbx)
  cmp    $0xffffffff,%eax
  je     L5
L40:
  movzbl (%rdx),%ecx
  lea    -0x9(%rcx),%esi
  cmp    $0x4,%sil
  jbe    L7
  cmp    $0x20,%cl
  je     L7
  add    $0x1,%eax
L115:
  mov    %eax,(%rbx)
L45:
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbx
  pop    %r12
  ret
  nop
L5:
  xor    %eax,%eax
  jmp    L115
```

assistant: ```c
char *csc_strbody(char *s, int *len) {
  while (*s && ((((*s) >= 9) && ((*s) <= 0xd)) || ((*s) == 0x20)))
    s++;
  if (len) {
    *len = strlen(s);
    if (*len > 0) {
      (*len)--;
      while ((*len >= 0) && ((((s[*len]) >= 9) && ((s[*len]) <= 0xd)) || ((s[*len]) == 0x20)))
        (*len)--;
      (*len)++;
    }
  }
  return s;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x30,%rsp
  mov    %edi,-0x24(%rbp)
  mov    %rsi,-0x30(%rbp)
  lea    D2(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    D4(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  lea    D29(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    $0x400,%edi
  call   <malloc@plt>
  mov    %rax,-0x10(%rbp)
  mov    -0x30(%rbp),%rax
  add    $0x8,%rax
  mov    (%rax),%rax
  lea    D49(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <fopen@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rdx
  mov    -0x10(%rbp),%rax
  mov    %rdx,%rcx
  mov    $0x400,%edx
  mov    $0x1,%esi
  mov    %rax,%rdi
  call   <fread@plt>
  mov    %eax,-0x14(%rbp)
  mov    -0x14(%rbp),%eax
  mov    %eax,%esi
  lea    D32(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x8(%rbp),%rax
  mov    %rax,%rdi
  call   <fclose@plt>
  mov    -0x14(%rbp),%edx
  mov    -0x10(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <vul@plt>
  lea    D21(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    $0x0,%eax
  leave
  ret
```

tool_calls: name: extract_symbolic_data
arguments: label: D2
data_type: string
name: extract_symbolic_data
arguments: label: D4
data_type: string
name: extract_symbolic_data
arguments: label: D29
data_type: string
name: extract_symbolic_data
arguments: label: D49
data_type: string
name: extract_symbolic_data
arguments: label: D32
data_type: string
name: extract_symbolic_data
arguments: label: D21
data_type: string

tool: D2: Compile: gcc vulp.c -o vulp -fno-stack-protector 

tool: D4: (-g should be involved to use SystemTap)

tool: D29: Run: ./vulp filename (<=16B: normal, >16B: abnormal)

tool: D49: r

tool: D32: %d bytes read.


tool: D21: Returned Properly

assistant: ```c
int main(int argc, char **argv) {
  char *data;
  int length;
  FILE *finput;
  printf("Compile: gcc vulp.c -o vulp -fno-stack-protector ");
  printf("(-g should be involved to use SystemTap)\n");
  printf("Run: ./vulp filename (<=16B: normal, >16B: abnormal)\n");
  data = (char *)malloc(1024);
  finput = fopen(argv[1], "r");
  length = fread(data, 1, 1024, finput);
  printf("%d bytes read.\n", length);
  fclose(finput);
  vul(data, length);
  printf("Returned Properly\n");
  return 0;
}
```