ylfeng/ReF-Decompile-dataset huggingface dataset:
user: What would the C source look like for the assembly code provided here?

```asm
<cobs_encode>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    %rdx,-0x28(%rbp)
  movl   $0x0,-0x8(%rbp)
  movb   $0x1,-0x9(%rbp)
  movl   $0x0,-0x4(%rbp)
  jmp    L44
L28:
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L20
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rax,%rdx
  movzbl -0x9(%rbp),%eax
  mov    %al,(%rdx)
  movzbl -0x9(%rbp),%eax
  add    %eax,-0x8(%rbp)
  movb   $0x1,-0x9(%rbp)
  jmp    L11
L20:
  mov    -0x4(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x18(%rbp),%rax
  add    %rdx,%rax
  movzbl -0x9(%rbp),%ecx
  mov    -0x8(%rbp),%edx
  add    %ecx,%edx
  movslq %edx,%rcx
  mov    -0x28(%rbp),%rdx
  add    %rcx,%rdx
  movzbl (%rax),%eax
  mov    %al,(%rdx)
  movzbl -0x9(%rbp),%eax
  add    $0x1,%eax
  mov    %al,-0x9(%rbp)
  cmpb   $0xff,-0x9(%rbp)
  jne    L11
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rax,%rdx
  movzbl -0x9(%rbp),%eax
  mov    %al,(%rdx)
  movzbl -0x9(%rbp),%eax
  add    %eax,-0x8(%rbp)
  movb   $0x1,-0x9(%rbp)
L11:
  addl   $0x1,-0x4(%rbp)
L44:
  mov    -0x4(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L28
  mov    -0x8(%rbp),%eax
  movslq %eax,%rdx
  mov    -0x28(%rbp),%rax
  add    %rax,%rdx
  movzbl -0x9(%rbp),%eax
  mov    %al,(%rdx)
  movzbl -0x9(%rbp),%eax
  add    %eax,-0x8(%rbp)
  mov    -0x8(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int cobs_encode(char *in_buf, int n, char *out_buf) {
  int out_ptr = 0;
  unsigned char ctr = 1;
  for (int i = 0; i < n; i++) {
    if (in_buf[i] == 0) {
      out_buf[out_ptr] = ctr;
      out_ptr += ctr;
      ctr = 1;
    } else {
      out_buf[out_ptr + ctr] = in_buf[i];
      ctr++;
      if (ctr == 255) {
        out_buf[out_ptr] = ctr;
        out_ptr += ctr;
        ctr = 1;
      }
    }
  }
  out_buf[out_ptr] = ctr;
  out_ptr += ctr;
  return out_ptr;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<cobs_encode>:
  endbr64
  mov    %rdx,%r8
  test   %esi,%esi
  jle    L29
  mov    %rdi,%rdx
  lea    -0x1(%rsi),%eax
  lea    0x1(%rdi,%rax,1),%r9
  mov    $0x1,%eax
  mov    $0x0,%esi
  jmp    L18
L38:
  movzbl %al,%ecx
  add    %esi,%ecx
  movslq %ecx,%rcx
  mov    %dil,(%r8,%rcx,1)
  add    $0x1,%eax
  cmp    $0xff,%al
  je     L35
L21:
  add    $0x1,%rdx
  cmp    %r9,%rdx
  je     L25
L18:
  movzbl (%rdx),%edi
  test   %dil,%dil
  jne    L38
  movslq %esi,%rcx
  mov    %al,(%r8,%rcx,1)
  movzbl %al,%eax
  add    %eax,%esi
  mov    $0x1,%eax
  jmp    L21
L35:
  movslq %esi,%rax
  movb   $0xff,(%r8,%rax,1)
  add    $0xff,%esi
  mov    $0x1,%eax
  jmp    L21
L29:
  mov    $0x1,%eax
  mov    $0x0,%esi
L25:
  movslq %esi,%rdx
  mov    %al,(%r8,%rdx,1)
  movzbl %al,%eax
  add    %esi,%eax
  ret
```

assistant: ```c
int cobs_encode(char *in_buf, int n, char *out_buf) {
  int out_ptr = 0;
  unsigned char ctr = 1;
  for (int i = 0; i < n; i++) {
    if (in_buf[i] == 0) {
      out_buf[out_ptr] = ctr;
      out_ptr += ctr;
      ctr = 1;
    } else {
      out_buf[out_ptr + ctr] = in_buf[i];
      ctr++;
      if (ctr == 255) {
        out_buf[out_ptr] = ctr;
        out_ptr += ctr;
        ctr = 1;
      }
    }
  }
  out_buf[out_ptr] = ctr;
  out_ptr += ctr;
  return out_ptr;
}
```
user: Translate the below assembly code into C programming language:

```asm
<cobs_encode>:
  endbr64
  mov    %rdx,%r8
  test   %esi,%esi
  jle    L39
  lea    -0x1(%rsi),%eax
  mov    $0x1,%ecx
  xor    %r9d,%r9d
  lea    0x1(%rdi,%rax,1),%r11
  xor    %eax,%eax
  jmp    L48
  nopl   0x0(%rax,%rax,1)
L15:
  movslq %edx,%r9
  mov    %cl,(%r10)
  mov    $0x1,%edx
  mov    $0x1,%ecx
  mov    %r9,%rax
L2:
  add    $0x1,%rdi
  cmp    %r11,%rdi
  je     L21
L48:
  movzbl (%rdi),%esi
  movzbl %cl,%edx
  lea    (%r8,%r9,1),%r10
  add    %eax,%edx
  test   %sil,%sil
  je     L15
  movslq %edx,%rdx
  add    $0x1,%ecx
  mov    %sil,(%r8,%rdx,1)
  movzbl %cl,%edx
  cmp    $0xff,%cl
  jne    L2
  add    $0xff,%eax
  add    $0x1,%rdi
  movb   $0xff,(%r10)
  mov    $0x1,%edx
  mov    $0x1,%ecx
  movslq %eax,%r9
  cmp    %r11,%rdi
  jne    L48
L21:
  add    %r9,%r8
  add    %edx,%eax
  mov    %cl,(%r8)
  ret
  nop
L39:
  mov    $0x1,%ecx
  mov    $0x1,%eax
  mov    %cl,(%r8)
  ret
```

assistant: ```c
int cobs_encode(char *in_buf, int n, char *out_buf) {
  int out_ptr = 0;
  unsigned char ctr = 1;
  for (int i = 0; i < n; i++) {
    if (in_buf[i] == 0) {
      out_buf[out_ptr] = ctr;
      out_ptr += ctr;
      ctr = 1;
    } else {
      out_buf[out_ptr + ctr] = in_buf[i];
      ctr++;
      if (ctr == 255) {
        out_buf[out_ptr] = ctr;
        out_ptr += ctr;
        ctr = 1;
      }
    }
  }
  out_buf[out_ptr] = ctr;
  out_ptr += ctr;
  return out_ptr;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<cobs_encode>:
  endbr64
  mov    %rdx,%r8
  test   %esi,%esi
  jle    L34
  lea    -0x1(%rsi),%eax
  mov    $0x1,%ecx
  xor    %r9d,%r9d
  lea    0x1(%rdi,%rax,1),%r11
  xor    %eax,%eax
  jmp    L47
  nopl   0x0(%rax,%rax,1)
L43:
  movslq %edx,%r9
  mov    %cl,(%r10)
  mov    $0x1,%edx
  mov    $0x1,%ecx
  mov    %r9,%rax
L45:
  add    $0x1,%rdi
  cmp    %rdi,%r11
  je     L4
L47:
  movzbl (%rdi),%esi
  movzbl %cl,%edx
  lea    (%r8,%r9,1),%r10
  add    %eax,%edx
  test   %sil,%sil
  je     L43
  movslq %edx,%rdx
  add    $0x1,%ecx
  mov    %sil,(%r8,%rdx,1)
  movzbl %cl,%edx
  cmp    $0xff,%cl
  jne    L45
  add    $0xff,%eax
  add    $0x1,%rdi
  movb   $0xff,(%r10)
  mov    $0x1,%edx
  mov    $0x1,%ecx
  movslq %eax,%r9
  cmp    %rdi,%r11
  jne    L47
L4:
  add    %r9,%r8
  add    %edx,%eax
  mov    %cl,(%r8)
  ret
  nop
L34:
  mov    $0x1,%ecx
  mov    $0x1,%eax
  mov    %cl,(%r8)
  ret
```

assistant: ```c
int cobs_encode(char *in_buf, int n, char *out_buf) {
  int out_ptr = 0;
  unsigned char ctr = 1;
  for (int i = 0; i < n; i++) {
    if (in_buf[i] == 0) {
      out_buf[out_ptr] = ctr;
      out_ptr += ctr;
      ctr = 1;
    } else {
      out_buf[out_ptr + ctr] = in_buf[i];
      ctr++;
      if (ctr == 255) {
        out_buf[out_ptr] = ctr;
        out_ptr += ctr;
        ctr = 1;
      }
    }
  }
  out_buf[out_ptr] = ctr;
  out_ptr += ctr;
  return out_ptr;
}
```
user: What is the c source code of the assembly code below?

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    $0x0,%eax
  call   <calibrate@plt>
  mov    $0x0,%eax
  pop    %rbp
  ret
```

assistant: ```c
int main(void) {
  calibrate();
  return 0;
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  mov    $0x0,%eax
  call   <calibrate@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main(void) {
  calibrate();
  return 0;
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  xor    %eax,%eax
  call   <calibrate@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main(void) {
  calibrate();
  return 0;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  xor    %eax,%eax
  call   <calibrate@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  ret
```

assistant: ```c
int main(void) {
  calibrate();
  return 0;
}
```
user: What is the c source code of the assembly code below:

```asm
<dasd_open_device>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  mov    -0x1c(%rbp),%edx
  mov    -0x18(%rbp),%rax
  mov    %edx,%esi
  mov    %rax,%rdi
  call   <open@plt>
  mov    %eax,-0x4(%rbp)
  cmpl   $0xffffffff,-0x4(%rbp)
  jne    L2
  mov    -0x18(%rbp),%rax
  mov    %rax,%rsi
  lea    D5(%rip),%rax
  mov    %rax,%rdi
  call   <warn@plt>
L2:
  mov    -0x4(%rbp),%eax
  leave
  ret
```

tool_calls: name: retrieve_data
arguments: data_tag: D5
data_type: string

tool: D5: Could not open device '%s'

assistant: ```c
int dasd_open_device(const char *device, int flags) {
  int fd;
  fd = open(device, flags);
  if (fd == -1)
    warn("Could not open device '%s'", device);
  return fd;
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<dasd_open_device>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  call   <open@plt>
  mov    %eax,%ebx
  cmp    $0xffffffff,%eax
  je     L13
L12:
  mov    %ebx,%eax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L13:
  mov    %rbp,%rsi
  lea    D5(%rip),%rdi
  call   <warn@plt>
  jmp    L12
```

tool_calls: name: read_data
arguments: label: D5
type_infered: string

tool: D5: Could not open device '%s'

assistant: ```c
int dasd_open_device(const char *device, int flags) {
  int fd;
  fd = open(device, flags);
  if (fd == -1)
    warn("Could not open device '%s'", device);
  return fd;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<dasd_open_device>:
  endbr64
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <open@plt>
  mov    %eax,%r12d
  cmp    $0xffffffff,%eax
  je     L1
  add    $0x8,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  ret
  cs nopw 0x0(%rax,%rax,1)
L1:
  mov    %rbp,%rsi
  lea    D8(%rip),%rdi
  call   <warn@plt>
  add    $0x8,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D8
type_guessed: string

tool: D8: Could not open device '%s'

assistant: ```c
int dasd_open_device(const char *device, int flags) {
  int fd;
  fd = open(device, flags);
  if (fd == -1)
    warn("Could not open device '%s'", device);
  return fd;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<dasd_open_device>:
  endbr64
  push   %r12
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  call   <open@plt>
  mov    %eax,%r12d
  cmp    $0xffffffff,%eax
  je     L7
  add    $0x8,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  ret
  cs nopw 0x0(%rax,%rax,1)
L7:
  mov    %rbp,%rsi
  lea    D1(%rip),%rdi
  call   <warn@plt>
  add    $0x8,%rsp
  mov    %r12d,%eax
  pop    %rbp
  pop    %r12
  ret
```

tool_calls: name: unpack_data
arguments: tag: D1
type: string

tool: D1: Could not open device '%s'

assistant: ```c
int dasd_open_device(const char *device, int flags) {
  int fd;
  fd = open(device, flags);
  if (fd == -1)
    warn("Could not open device '%s'", device);
  return fd;
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<a_cas>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %esi,-0xc(%rbp)
  mov    %edx,-0x10(%rbp)
  mov    -0x8(%rbp),%rcx
  mov    -0xc(%rbp),%eax
  mov    -0x10(%rbp),%edx
  lock cmpxchg %edx,(%rcx)
  mov    %eax,-0xc(%rbp)
  mov    -0xc(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int a_cas(volatile int *p, int t, int s) {
  __asm__ __volatile__("lock ; cmpxchg %3, %1" : "=a"(t), "=m"(*p) : "a"(t), "r"(s) : "memory");
  return t;
}
```
user: Translate the below assembly code into C programming language:

```asm
<a_cas>:
  endbr64
  mov    %esi,%eax
  lock cmpxchg %edx,(%rdi)
  ret
```

assistant: ```c
int a_cas(volatile int *p, int t, int s) {
  __asm__ __volatile__("lock ; cmpxchg %3, %1" : "=a"(t), "=m"(*p) : "a"(t), "r"(s) : "memory");
  return t;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<a_cas>:
  endbr64
  mov    %esi,%eax
  lock cmpxchg %edx,(%rdi)
  ret
```

assistant: ```c
int a_cas(volatile int *p, int t, int s) {
  __asm__ __volatile__("lock ; cmpxchg %3, %1" : "=a"(t), "=m"(*p) : "a"(t), "r"(s) : "memory");
  return t;
}
```
user: What is the c source code of the assembly code below?

```asm
<a_cas>:
  endbr64
  mov    %esi,%eax
  lock cmpxchg %edx,(%rdi)
  ret
```

assistant: ```c
int a_cas(volatile int *p, int t, int s) {
  __asm__ __volatile__("lock ; cmpxchg %3, %1" : "=a"(t), "=m"(*p) : "a"(t), "r"(s) : "memory");
  return t;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<rx_start>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %rbx
  sub    $0x58,%rsp
  mov    %rdi,-0x58(%rbp)
  mov    %rsi,-0x60(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x18(%rbp)
  xor    %eax,%eax
  movabs $0x5e7c29285d5b2e2a,%rax
  mov    %rax,-0x24(%rbp)
  movl   $0x2b3f24,-0x1c(%rbp)
  mov    -0x58(%rbp),%rax
  mov    %rax,%rdi
  call   <strdup@plt>
  mov    %rax,-0x40(%rbp)
  movl   $0x0,-0x44(%rbp)
  jmp    L16
L61:
  mov    -0x44(%rbp),%eax
  cltq
  movzbl -0x24(%rbp,%rax,1),%eax
  movsbl %al,%edx
  lea    -0x26(%rbp),%rax
  lea    D4(%rip),%rcx
  mov    %rcx,%rsi
  mov    %rax,%rdi
  call   <sprintf@plt>
  jmp    L90
L95:
  lea    -0x26(%rbp),%rdx
  mov    -0x40(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strstr@plt>
  mov    %rax,-0x30(%rbp)
  cmpq   $0x0,-0x38(%rbp)
  je     L90
  cmpq   $0x0,-0x30(%rbp)
  je     L8
  cmpq   $0x0,-0x30(%rbp)
  je     L90
  mov    -0x30(%rbp),%rax
  add    $0x1,%rax
  cmp    %rax,-0x38(%rbp)
  je     L90
L8:
  mov    -0x38(%rbp),%rax
  movb   $0x0,(%rax)
L90:
  lea    -0x26(%rbp),%rax
  add    $0x1,%rax
  mov    -0x40(%rbp),%rdx
  mov    %rax,%rsi
  mov    %rdx,%rdi
  call   <strstr@plt>
  mov    %rax,-0x38(%rbp)
  cmpq   $0x0,-0x38(%rbp)
  jne    L95
  addl   $0x1,-0x44(%rbp)
L16:
  lea    -0x24(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  sub    $0x1,%eax
  cmp    %eax,-0x44(%rbp)
  jl     L61
  mov    -0x40(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  mov    %eax,%ebx
  mov    -0x58(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  cmp    %eax,%ebx
  je     L106
  mov    -0x40(%rbp),%rax
  mov    %rax,%rdi
  call   <strlen@plt>
  cltq
  lea    0x1(%rax),%rdx
  mov    -0x58(%rbp),%rax
  add    %rax,%rdx
  mov    -0x60(%rbp),%rax
  mov    %rdx,(%rax)
  jmp    L55
L106:
  mov    -0x60(%rbp),%rax
  movq   $0x0,(%rax)
L55:
  mov    -0x40(%rbp),%rax
  mov    %rax,%rdi
  call   <free@plt>
  mov    -0x60(%rbp),%rax
  mov    (%rax),%rax
  mov    -0x18(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L9
  call   <__stack_chk_fail@plt>
L9:
  mov    -0x8(%rbp),%rbx
  leave
  ret
```

tool_calls: name: parse_data
arguments: tag: D4
type_guessed: string

tool: D4: \%c

assistant: ```c
char *rx_start(char *s, char **first) {
  char *s2, *m, *m2;
  char rx[] = "*.[]()|^$?+";
  char rxc[2];
  s2 = strdup(s);
  int l = 0;
  while (l < strlen(rx) - 1) {
    sprintf(rxc, "\\%c", rx[l]);
    while ((m = strstr(s2, rxc + 1))) {
      m2 = strstr(s2, rxc);
      if (m && (!m2 || (m2 && m2 + 1 != m)))
        *m = '\0';
    }
    l++;
  }
  if (strlen(s2) != strlen(s))
    *first = s + strlen(s2) + 1;
  else
    *first = NULL;
  free(s2);
  return (*first);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<rx_start>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %rdi,(%rsp)
  mov    %rsi,0x8(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  xor    %eax,%eax
  movabs $0x5e7c29285d5b2e2a,%rax
  mov    %rax,0x1c(%rsp)
  movl   $0x2b3f24,0x24(%rsp)
  call   <strdup@plt>
  mov    %rax,%rbx
  mov    $0x0,%r13d
  lea    D3(%rip),%r15
  jmp    L83
L14:
  add    $0x1,%r13
L83:
  lea    0x1c(%rsp),%rdi
  call   <strlen@plt>
  sub    $0x1,%eax
  cmp    %r13d,%eax
  jle    L20
  movsbl 0x1c(%rsp,%r13,1),%edx
  lea    0x1a(%rsp),%rdi
  mov    %r15,%rsi
  call   <sprintf@plt>
  lea    0x1b(%rsp),%r14
  lea    0x1a(%rsp),%rbp
L46:
  mov    %r14,%rsi
  mov    %rbx,%rdi
  call   <strstr@plt>
  mov    %rax,%r12
  test   %rax,%rax
  je     L14
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <strstr@plt>
  test   %rax,%rax
  je     L80
  add    $0x1,%rax
  cmp    %rax,%r12
  je     L46
L80:
  movb   $0x0,(%r12)
  jmp    L46
L20:
  mov    %rbx,%rdi
  call   <strlen@plt>
  mov    %eax,%ebp
  mov    (%rsp),%r15
  mov    %r15,%rdi
  call   <strlen@plt>
  mov    %eax,%edx
  mov    $0x0,%eax
  cmp    %edx,%ebp
  jne    L62
L34:
  mov    0x8(%rsp),%r15
  mov    %rax,(%r15)
  mov    %rbx,%rdi
  call   <free@plt>
  mov    (%r15),%rax
  mov    0x28(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L11
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L62:
  mov    %rbx,%rdi
  call   <strlen@plt>
  cltq
  lea    0x1(%r15,%rax,1),%rax
  jmp    L34
L11:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: disassemble_data
arguments: label: D3
type: string

tool: D3: \%c

assistant: ```c
char *rx_start(char *s, char **first) {
  char *s2, *m, *m2;
  char rx[] = "*.[]()|^$?+";
  char rxc[2];
  s2 = strdup(s);
  int l = 0;
  while (l < strlen(rx) - 1) {
    sprintf(rxc, "\\%c", rx[l]);
    while ((m = strstr(s2, rxc + 1))) {
      m2 = strstr(s2, rxc);
      if (m && (!m2 || (m2 && m2 + 1 != m)))
        *m = '\0';
    }
    l++;
  }
  if (strlen(s2) != strlen(s))
    *first = s + strlen(s2) + 1;
  else
    *first = NULL;
  free(s2);
  return (*first);
}
```
user: 这段汇编代码用C语言表示是什么样的?

```asm
<rx_start>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  xor    %r13d,%r13d
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %rdi,(%rsp)
  lea    0x1c(%rsp),%r14
  mov    %rsi,0x8(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  movabs $0x5e7c29285d5b2e2a,%rax
  movl   $0x2b3f24,0x24(%rsp)
  mov    %rax,0x1c(%rsp)
  call   <strdup@plt>
  mov    %r14,%rdi
  mov    %rax,%rbp
  call   <strlen@plt>
  sub    $0x1,%eax
  cmp    %r13d,%eax
  jle    L71
L30:
  movsbl (%r14,%r13,1),%edx
  lea    0x1a(%rsp),%r12
  lea    0x1b(%rsp),%rbx
  lea    D8(%rip),%rsi
  mov    %r12,%rdi
  call   <sprintf@plt>
  xchg   %ax,%ax
L76:
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <strstr@plt>
  mov    %rax,%r15
  test   %rax,%rax
  je     L6
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <strstr@plt>
  test   %rax,%rax
  je     L48
  add    $0x1,%rax
  cmp    %rax,%r15
  je     L76
L48:
  movb   $0x0,(%r15)
  jmp    L76
  nopw   0x0(%rax,%rax,1)
L6:
  mov    %r14,%rdi
  add    $0x1,%r13
  call   <strlen@plt>
  sub    $0x1,%eax
  cmp    %r13d,%eax
  jg     L30
L71:
  mov    %rbp,%rdi
  call   <strlen@plt>
  mov    (%rsp),%r14
  mov    %eax,%ebx
  mov    %r14,%rdi
  call   <strlen@plt>
  mov    %eax,%r8d
  xor    %eax,%eax
  cmp    %r8d,%ebx
  je     L69
  mov    %rbp,%rdi
  call   <strlen@plt>
  cltq
  lea    0x1(%r14,%rax,1),%rax
L69:
  mov    0x8(%rsp),%rbx
  mov    %rbp,%rdi
  mov    %rax,(%rbx)
  call   <free@plt>
  mov    (%rbx),%rax
  mov    0x28(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L3
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L3:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: data_tag: D8
type: string

tool: D8: \%c

assistant: ```c
char *rx_start(char *s, char **first) {
  char *s2, *m, *m2;
  char rx[] = "*.[]()|^$?+";
  char rxc[2];
  s2 = strdup(s);
  int l = 0;
  while (l < strlen(rx) - 1) {
    sprintf(rxc, "\\%c", rx[l]);
    while ((m = strstr(s2, rxc + 1))) {
      m2 = strstr(s2, rxc);
      if (m && (!m2 || (m2 && m2 + 1 != m)))
        *m = '\0';
    }
    l++;
  }
  if (strlen(s2) != strlen(s))
    *first = s + strlen(s2) + 1;
  else
    *first = NULL;
  free(s2);
  return (*first);
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<rx_start>:
  endbr64
  push   %r15
  push   %r14
  push   %r13
  xor    %r13d,%r13d
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x38,%rsp
  mov    %rdi,(%rsp)
  lea    0x1c(%rsp),%r14
  mov    %rsi,0x8(%rsp)
  mov    %fs:0x28,%rax
  mov    %rax,0x28(%rsp)
  movabs $0x5e7c29285d5b2e2a,%rax
  movl   $0x2b3f24,0x24(%rsp)
  mov    %rax,0x1c(%rsp)
  call   <strdup@plt>
  mov    %r14,%rdi
  mov    %rax,%rbp
  call   <strlen@plt>
  sub    $0x1,%eax
  cmp    %r13d,%eax
  jle    L37
L25:
  movsbl (%r14,%r13,1),%edx
  lea    0x1a(%rsp),%r12
  lea    0x1b(%rsp),%rbx
  lea    D2(%rip),%rsi
  mov    %r12,%rdi
  call   <sprintf@plt>
  xchg   %ax,%ax
L52:
  mov    %rbx,%rsi
  mov    %rbp,%rdi
  call   <strstr@plt>
  mov    %rax,%r15
  test   %rax,%rax
  je     L58
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <strstr@plt>
  test   %rax,%rax
  je     L63
  add    $0x1,%rax
  cmp    %rax,%r15
  je     L52
L63:
  movb   $0x0,(%r15)
  jmp    L52
  nopw   0x0(%rax,%rax,1)
L58:
  mov    %r14,%rdi
  add    $0x1,%r13
  call   <strlen@plt>
  sub    $0x1,%eax
  cmp    %r13d,%eax
  jg     L25
L37:
  mov    %rbp,%rdi
  call   <strlen@plt>
  mov    (%rsp),%r14
  mov    %eax,%ebx
  mov    %r14,%rdi
  call   <strlen@plt>
  mov    %eax,%r8d
  xor    %eax,%eax
  cmp    %r8d,%ebx
  je     L55
  mov    %rbp,%rdi
  call   <strlen@plt>
  cltq
  lea    0x1(%r14,%rax,1),%rax
L55:
  mov    0x8(%rsp),%rbx
  mov    %rbp,%rdi
  mov    %rax,(%rbx)
  call   <free@plt>
  mov    (%rbx),%rax
  mov    0x28(%rsp),%rdx
  sub    %fs:0x28,%rdx
  jne    L33
  add    $0x38,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  ret
L33:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: data_tag: D2
type: string

tool: D2: \%c

assistant: ```c
char *rx_start(char *s, char **first) {
  char *s2, *m, *m2;
  char rx[] = "*.[]()|^$?+";
  char rxc[2];
  s2 = strdup(s);
  int l = 0;
  while (l < strlen(rx) - 1) {
    sprintf(rxc, "\\%c", rx[l]);
    while ((m = strstr(s2, rxc + 1))) {
      m2 = strstr(s2, rxc);
      if (m && (!m2 || (m2 && m2 + 1 != m)))
        *m = '\0';
    }
    l++;
  }
  if (strlen(s2) != strlen(s))
    *first = s + strlen(s2) + 1;
  else
    *first = NULL;
  free(s2);
  return (*first);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  movl   $0x0,-0x8(%rbp)
  lea    D1(%rip),%rax
  mov    %rax,%rdi
  call   <xiconv_open@plt>
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  mov    $0x4,%esi
  mov    %eax,%edi
  call   <xiconv@plt>
  cmp    $0x1,%eax
  sete   %al
  movzbl %al,%eax
  or     %eax,-0x8(%rbp)
  lea    D38(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    -0x4(%rbp),%eax
  mov    $0x1,%esi
  mov    %eax,%edi
  call   <xiconv@plt>
  cmp    $0x1,%eax
  sete   %al
  movzbl %al,%eax
  or     %eax,-0x8(%rbp)
  lea    D38(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <iconv_close@plt>
  lea    D22(%rip),%rax
  mov    %rax,%rdi
  call   <xiconv_open@plt>
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  mov    $0x4,%esi
  mov    %eax,%edi
  call   <xiconv@plt>
  cmp    $0x1,%eax
  sete   %al
  movzbl %al,%eax
  or     %eax,-0x8(%rbp)
  lea    D38(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    -0x4(%rbp),%eax
  mov    $0x1,%esi
  mov    %eax,%edi
  call   <xiconv@plt>
  cmp    $0x1,%eax
  sete   %al
  movzbl %al,%eax
  or     %eax,-0x8(%rbp)
  lea    D38(%rip),%rax
  mov    %rax,%rdi
  call   <puts@plt>
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <iconv_close@plt>
  mov    -0x8(%rbp),%eax
  leave
  ret
```

tool_calls: name: parse_data
arguments: data_tag: D1
data_type: string
name: parse_data
arguments: data_tag: D38
data_type: string
name: parse_data
arguments: data_tag: D22
data_type: string

tool: D1: EUC-TW

tool: D38: ---

tool: D22: EUC-JP

assistant: ```c
int main(void) {
  iconv_t cd;
  int result = 0;
  cd = xiconv_open("EUC-TW");
  result |= xiconv(cd, 4) == true;
  puts("---");
  result |= xiconv(cd, 1) == true;
  puts("---");
  iconv_close(cd);
  cd = xiconv_open("EUC-JP");
  result |= xiconv(cd, 4) == true;
  puts("---");
  result |= xiconv(cd, 1) == true;
  puts("---");
  iconv_close(cd);
  return result;
}
```