ylfeng/ReF-Decompile-dataset huggingface dataset:
user: 下面的汇编指令对应的C源代码是什么：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  movl   $0x0,-0x4(%rbp)
  jmp    L18
L16:
  call   <fork@plt>
  mov    $0x0,%edi
  call   <wait@plt>
  addl   $0x1,-0x4(%rbp)
L18:
  cmpl   $0x2,-0x4(%rbp)
  jle    L16
  mov    $0x0,%eax
  call   <getpid@plt>
  mov    %eax,%esi
  lea    D3(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  mov    $0x0,%edi
  call   <exit@plt>
  nop
  leave
  ret
```

tool_calls: name: unpack_data
arguments: tag: D3
datatype: string

tool: D3: PID = %d


assistant: ```c
void main() {
  int i;
  for (i = 0; i < 3; i++) {
    fork();
    wait(0);
  }
  printf("PID = %d\n", getpid());
  exit(0);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  call   <fork@plt>
  mov    $0x0,%edi
  call   <wait@plt>
  call   <fork@plt>
  mov    $0x0,%edi
  call   <wait@plt>
  call   <fork@plt>
  mov    $0x0,%edi
  call   <wait@plt>
  mov    $0x0,%eax
  call   <getpid@plt>
  mov    %eax,%esi
  lea    D3(%rip),%rdi
  call   <printf@plt>
  mov    $0x0,%edi
  call   <exit@plt>
  add    $0x8,%rsp
  ret
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D3
datatype: string

tool: D3: PID = %d


assistant: ```c
void main() {
  int i;
  for (i = 0; i < 3; i++) {
    fork();
    wait(0);
  }
  printf("PID = %d\n", getpid());
  exit(0);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  call   <fork@plt>
  xor    %edi,%edi
  call   <wait@plt>
  call   <fork@plt>
  xor    %edi,%edi
  call   <wait@plt>
  call   <fork@plt>
  xor    %edi,%edi
  call   <wait@plt>
  xor    %eax,%eax
  call   <getpid@plt>
  lea    D1(%rip),%rdi
  mov    %eax,%esi
  call   <printf@plt>
  xor    %edi,%edi
  add    $0x8,%rsp
  jmp    10b0 <exit@plt>
```

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

tool: D1: PID = %d


assistant: ```c
void main() {
  int i;
  for (i = 0; i < 3; i++) {
    fork();
    wait(0);
  }
  printf("PID = %d\n", getpid());
  exit(0);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  call   <fork@plt>
  xor    %edi,%edi
  call   <wait@plt>
  call   <fork@plt>
  xor    %edi,%edi
  call   <wait@plt>
  call   <fork@plt>
  xor    %edi,%edi
  call   <wait@plt>
  xor    %eax,%eax
  call   <getpid@plt>
  lea    D3(%rip),%rdi
  mov    %eax,%esi
  call   <printf@plt>
  xor    %edi,%edi
  add    $0x8,%rsp
  jmp    10b0 <exit@plt>
```

tool_calls: name: unpack_data
arguments: data_label: D3
type_infered: string

tool: D3: PID = %d


assistant: ```c
void main() {
  int i;
  for (i = 0; i < 3; i++) {
    fork();
    wait(0);
  }
  printf("PID = %d\n", getpid());
  exit(0);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<rdtsc>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  rdtsc
  mov    %rax,-0x8(%rbp)
  mov    -0x8(%rbp),%rax
  pop    %rbp
  ret
```

assistant: ```c
uint64_t rdtsc(void) {
  int64_t tsc;
  __asm __volatile("rdtsc" : "=A"(tsc));
  return (tsc);
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<rdtsc>:
  endbr64
  rdtsc
  ret
```

assistant: ```c
uint64_t rdtsc(void) {
  int64_t tsc;
  __asm __volatile("rdtsc" : "=A"(tsc));
  return (tsc);
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<rdtsc>:
  endbr64
  rdtsc
  ret
```

assistant: ```c
uint64_t rdtsc(void) {
  int64_t tsc;
  __asm __volatile("rdtsc" : "=A"(tsc));
  return (tsc);
}
```
user: Translate the below assembly code into C programming language:

```asm
<rdtsc>:
  endbr64
  rdtsc
  ret
```

assistant: ```c
uint64_t rdtsc(void) {
  int64_t tsc;
  __asm __volatile("rdtsc" : "=A"(tsc));
  return (tsc);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<zc3xx_sofdetect>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x8(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    %rcx,-0x20(%rbp)
  mov    %r8d,-0x24(%rbp)
  mov    %r9,-0x30(%rbp)
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0xff,%al
  jne    L27
  mov    -0x18(%rbp),%rax
  add    $0x1,%rax
  movzbl (%rax),%eax
  cmp    $0xd8,%al
  jne    L27
  mov    -0x20(%rbp),%rax
  movl   $0x2,(%rax)
  mov    -0x30(%rbp),%rax
  mov    (%rax),%edx
  mov    -0x20(%rbp),%rax
  mov    (%rax),%eax
  sub    %eax,%edx
  mov    -0x30(%rbp),%rax
  mov    %edx,(%rax)
  mov    $0x0,%eax
  jmp    L28
L27:
  mov    -0x20(%rbp),%rax
  movl   $0x0,(%rax)
  mov    -0x24(%rbp),%eax
  add    $0x1,%eax
L28:
  pop    %rbp
  ret
```

assistant: ```c
int zc3xx_sofdetect(struct usb_spca50x *spca50x, struct spca50x_frame *frame, unsigned char *cdata, int *iPix, int seqnum, int *datalength) {
  if (cdata[0] == 0xFF && cdata[1] == 0xD8) {
    *iPix = 2;
    *datalength -= *iPix;
    return 0;
    PDEBUG(5, "Zc301 header packet found datalength %d !!", *datalength);
  }
  *iPix = 0;
  return (seqnum + 1);
}
```
user: Translate the below assembly code into C programming language:

```asm
<zc3xx_sofdetect>:
  endbr64
  cmpb   $0xff,(%rdx)
  je     L4
L11:
  movl   $0x0,(%rcx)
  lea    0x1(%r8),%eax
  ret
L4:
  cmpb   $0xd8,0x1(%rdx)
  jne    L11
  movl   $0x2,(%rcx)
  subl   $0x2,(%r9)
  mov    $0x0,%eax
  ret
```

assistant: ```c
int zc3xx_sofdetect(struct usb_spca50x *spca50x, struct spca50x_frame *frame, unsigned char *cdata, int *iPix, int seqnum, int *datalength) {
  if (cdata[0] == 0xFF && cdata[1] == 0xD8) {
    *iPix = 2;
    *datalength -= *iPix;
    return 0;
    PDEBUG(5, "Zc301 header packet found datalength %d !!", *datalength);
  }
  *iPix = 0;
  return (seqnum + 1);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<zc3xx_sofdetect>:
  endbr64
  cmpb   $0xff,(%rdx)
  je     L0
L17:
  movl   $0x0,(%rcx)
  lea    0x1(%r8),%eax
  ret
  nopl   0x0(%rax)
L0:
  cmpb   $0xd8,0x1(%rdx)
  jne    L17
  movl   $0x2,(%rcx)
  xor    %eax,%eax
  subl   $0x2,(%r9)
  ret
```

assistant: ```c
int zc3xx_sofdetect(struct usb_spca50x *spca50x, struct spca50x_frame *frame, unsigned char *cdata, int *iPix, int seqnum, int *datalength) {
  if (cdata[0] == 0xFF && cdata[1] == 0xD8) {
    *iPix = 2;
    *datalength -= *iPix;
    return 0;
    PDEBUG(5, "Zc301 header packet found datalength %d !!", *datalength);
  }
  *iPix = 0;
  return (seqnum + 1);
}
```
user: Translate the below assembly code into C programming language:

```asm
<zc3xx_sofdetect>:
  endbr64
  cmpb   $0xff,(%rdx)
  je     L8
L6:
  movl   $0x0,(%rcx)
  lea    0x1(%r8),%eax
  ret
  nopl   0x0(%rax)
L8:
  cmpb   $0xd8,0x1(%rdx)
  jne    L6
  movl   $0x2,(%rcx)
  xor    %eax,%eax
  subl   $0x2,(%r9)
  ret
```

assistant: ```c
int zc3xx_sofdetect(struct usb_spca50x *spca50x, struct spca50x_frame *frame, unsigned char *cdata, int *iPix, int seqnum, int *datalength) {
  if (cdata[0] == 0xFF && cdata[1] == 0xD8) {
    *iPix = 2;
    *datalength -= *iPix;
    return 0;
    PDEBUG(5, "Zc301 header packet found datalength %d !!", *datalength);
  }
  *iPix = 0;
  return (seqnum + 1);
}
```
user: What is the c source code of the assembly code below?

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x120,%rsp
  mov    %edi,-0x114(%rbp)
  mov    %rsi,-0x120(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  lea    D51(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    -0x110(%rbp),%rax
  mov    %rax,%rsi
  lea    D57(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
  lea    D30(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    -0x90(%rbp),%rax
  mov    %rax,%rsi
  lea    D57(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
  lea    -0x90(%rbp),%rdx
  lea    -0x110(%rbp),%rax
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strend@plt>
  test   %rax,%rax
  je     L0
  lea    -0x110(%rbp),%rdx
  lea    -0x90(%rbp),%rax
  mov    %rax,%rsi
  lea    D6(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L10
L0:
  lea    -0x90(%rbp),%rdx
  lea    -0x110(%rbp),%rax
  mov    %rax,%rsi
  lea    D38(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
L10:
  mov    $0x0,%eax
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L15
  call   <__stack_chk_fail@plt>
L15:
  leave
  ret
```

tool_calls: name: unpack_data
arguments: data_tag: D51
type_guessed: string
name: unpack_data
arguments: data_tag: D57
type_guessed: string
name: unpack_data
arguments: data_tag: D30
type_guessed: string
name: unpack_data
arguments: data_tag: D6
type_guessed: string
name: unpack_data
arguments: data_tag: D38
type_guessed: string

tool: D51: input your prefix:

tool: D57: %s

tool: D30: input yoru suffix:

tool: D6: '%s' match '%s' at end


tool: D38: there are no resemblance between '%s' and '%s'


assistant: ```c
int main(int argc, char **argv) {
  char str1[128];
  char str2[128];
  printf("input your prefix:");
  scanf("%s", str1);
  printf("input yoru suffix:");
  scanf("%s", str2);
  if (strend(str1, str2)) {
    printf("'%s' match '%s' at end\n", str2, str1);
  } else {
    printf("there are no resemblance between '%s' and '%s'\n", str1, str2);
  }
  return 0;
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<main>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x110,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x108(%rsp)
  xor    %eax,%eax
  lea    D13(%rip),%rdi
  call   <printf@plt>
  mov    %rsp,%rbx
  mov    %rbx,%rsi
  lea    D38(%rip),%r12
  mov    %r12,%rdi
  call   <scanf@plt>
  lea    D5(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    0x80(%rsp),%rbp
  mov    %rbp,%rsi
  mov    %r12,%rdi
  call   <scanf@plt>
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <strend@plt>
  test   %rax,%rax
  je     L1
  mov    %rsp,%rdx
  mov    %rbp,%rsi
  lea    D4(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
L10:
  mov    0x108(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L20
  mov    $0x0,%eax
  add    $0x110,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L1:
  lea    0x80(%rsp),%rdx
  mov    %rsp,%rsi
  lea    D6(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  jmp    L10
L20:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: tag: D13
type: string
name: parse_data
arguments: tag: D38
type: string
name: parse_data
arguments: tag: D5
type: string
name: parse_data
arguments: tag: D4
type: string
name: parse_data
arguments: tag: D6
type: string

tool: D13: input your prefix:

tool: D38: %s

tool: D5: input yoru suffix:

tool: D4: '%s' match '%s' at end


tool: D6: there are no resemblance between '%s' and '%s'


assistant: ```c
int main(int argc, char **argv) {
  char str1[128];
  char str2[128];
  printf("input your prefix:");
  scanf("%s", str1);
  printf("input yoru suffix:");
  scanf("%s", str2);
  if (strend(str1, str2)) {
    printf("'%s' match '%s' at end\n", str2, str1);
  } else {
    printf("there are no resemblance between '%s' and '%s'\n", str1, str2);
  }
  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   %r13
  lea    D16(%rip),%rdi
  push   %r12
  push   %rbp
  lea    D47(%rip),%rbp
  sub    $0x110,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x108(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r12
  lea    0x80(%rsp),%r13
  call   <printf@plt>
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <scanf@plt>
  lea    D39(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %r13,%rsi
  mov    %rbp,%rdi
  call   <scanf@plt>
  mov    %r13,%rsi
  mov    %r12,%rdi
  call   <strend@plt>
  test   %rax,%rax
  je     L25
  mov    %r12,%rdx
  mov    %r13,%rsi
  lea    D37(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
L10:
  mov    0x108(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L13
  add    $0x110,%rsp
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L25:
  mov    %r13,%rdx
  mov    %r12,%rsi
  lea    D22(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  jmp    L10
L13:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: retrieve_data
arguments: label: D16
type_infered: string
name: retrieve_data
arguments: label: D47
type_infered: string
name: retrieve_data
arguments: label: D39
type_infered: string
name: retrieve_data
arguments: label: D37
type_infered: string
name: retrieve_data
arguments: label: D22
type_infered: string

tool: D16: input your prefix:

tool: D47: %s

tool: D39: input yoru suffix:

tool: D37: '%s' match '%s' at end


tool: D22: there are no resemblance between '%s' and '%s'


assistant: ```c
int main(int argc, char **argv) {
  char str1[128];
  char str2[128];
  printf("input your prefix:");
  scanf("%s", str1);
  printf("input yoru suffix:");
  scanf("%s", str2);
  if (strend(str1, str2)) {
    printf("'%s' match '%s' at end\n", str2, str1);
  } else {
    printf("there are no resemblance between '%s' and '%s'\n", str1, str2);
  }
  return 0;
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<main>:
  endbr64
  push   %r13
  lea    D13(%rip),%rdi
  push   %r12
  push   %rbp
  lea    D18(%rip),%rbp
  sub    $0x110,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x108(%rsp)
  xor    %eax,%eax
  mov    %rsp,%r12
  lea    0x80(%rsp),%r13
  call   <printf@plt>
  mov    %r12,%rsi
  mov    %rbp,%rdi
  call   <scanf@plt>
  lea    D1(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %r13,%rsi
  mov    %rbp,%rdi
  call   <scanf@plt>
  mov    %r13,%rsi
  mov    %r12,%rdi
  call   <strend@plt>
  test   %rax,%rax
  je     L3
  mov    %r12,%rdx
  mov    %r13,%rsi
  lea    D6(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
L2:
  mov    0x108(%rsp),%rax
  sub    %fs:0x28,%rax
  jne    L26
  add    $0x110,%rsp
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L3:
  mov    %r13,%rdx
  mov    %r12,%rsi
  lea    D41(%rip),%rdi
  xor    %eax,%eax
  call   <printf@plt>
  jmp    L2
L26:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: read_data
arguments: data_label: D13
data_type: string
name: read_data
arguments: data_label: D18
data_type: string
name: read_data
arguments: data_label: D1
data_type: string
name: read_data
arguments: data_label: D6
data_type: string
name: read_data
arguments: data_label: D41
data_type: string

tool: D13: input your prefix:

tool: D18: %s

tool: D1: input yoru suffix:

tool: D6: '%s' match '%s' at end


tool: D41: there are no resemblance between '%s' and '%s'


assistant: ```c
int main(int argc, char **argv) {
  char str1[128];
  char str2[128];
  printf("input your prefix:");
  scanf("%s", str1);
  printf("input yoru suffix:");
  scanf("%s", str2);
  if (strend(str1, str2)) {
    printf("'%s' match '%s' at end\n", str2, str1);
  } else {
    printf("there are no resemblance between '%s' and '%s'\n", str1, str2);
  }
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<PIC_remap>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %edi,-0x14(%rbp)
  mov    %esi,-0x18(%rbp)
  mov    $0x21,%edi
  call   <inb@plt>
  mov    %al,-0x2(%rbp)
  mov    $0xa1,%edi
  call   <inb@plt>
  mov    %al,-0x1(%rbp)
  mov    $0x11,%esi
  mov    $0x20,%edi
  call   <outb@plt>
  mov    $0x11,%esi
  mov    $0xa0,%edi
  call   <outb@plt>
  mov    -0x14(%rbp),%eax
  movzbl %al,%eax
  mov    %eax,%esi
  mov    $0x21,%edi
  call   <outb@plt>
  mov    -0x18(%rbp),%eax
  movzbl %al,%eax
  mov    %eax,%esi
  mov    $0xa1,%edi
  call   <outb@plt>
  mov    $0x4,%esi
  mov    $0x21,%edi
  call   <outb@plt>
  mov    $0x2,%esi
  mov    $0xa1,%edi
  call   <outb@plt>
  mov    $0x1,%esi
  mov    $0x21,%edi
  call   <outb@plt>
  mov    $0x1,%esi
  mov    $0xa1,%edi
  call   <outb@plt>
  movzbl -0x2(%rbp),%eax
  mov    %eax,%esi
  mov    $0x21,%edi
  call   <outb@plt>
  movzbl -0x1(%rbp),%eax
  mov    %eax,%esi
  mov    $0xa1,%edi
  call   <outb@plt>
  nop
  leave
  ret
```

assistant: ```c
void PIC_remap(int offset1, int offset2) {
  unsigned char a1, a2;
  a1 = inb((0x20 + 1));
  a2 = inb((0xA0 + 1));
  outb(0x20, 0x10 + 0x01);
  do {
  } while (0);
  outb(0xA0, 0x10 + 0x01);
  do {
  } while (0);
  outb((0x20 + 1), offset1);
  do {
  } while (0);
  outb((0xA0 + 1), offset2);
  do {
  } while (0);
  outb((0x20 + 1), 4);
  do {
  } while (0);
  outb((0xA0 + 1), 2);
  do {
  } while (0);
  outb((0x20 + 1), 0x01);
  do {
  } while (0);
  outb((0xA0 + 1), 0x01);
  do {
  } while (0);
  outb((0x20 + 1), a1);
  outb((0xA0 + 1), a2);
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<PIC_remap>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %edi,%r13d
  mov    %esi,%r12d
  mov    $0x21,%edi
  call   <inb@plt>
  mov    %eax,%ebp
  mov    $0xa1,%edi
  call   <inb@plt>
  mov    %eax,%ebx
  mov    $0x11,%esi
  mov    $0x20,%edi
  call   <outb@plt>
  mov    $0x11,%esi
  mov    $0xa0,%edi
  call   <outb@plt>
  movzbl %r13b,%esi
  mov    $0x21,%edi
  call   <outb@plt>
  movzbl %r12b,%esi
  mov    $0xa1,%edi
  call   <outb@plt>
  mov    $0x4,%esi
  mov    $0x21,%edi
  call   <outb@plt>
  mov    $0x2,%esi
  mov    $0xa1,%edi
  call   <outb@plt>
  mov    $0x1,%esi
  mov    $0x21,%edi
  call   <outb@plt>
  mov    $0x1,%esi
  mov    $0xa1,%edi
  call   <outb@plt>
  movzbl %bpl,%esi
  mov    $0x21,%edi
  call   <outb@plt>
  movzbl %bl,%esi
  mov    $0xa1,%edi
  call   <outb@plt>
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
void PIC_remap(int offset1, int offset2) {
  unsigned char a1, a2;
  a1 = inb((0x20 + 1));
  a2 = inb((0xA0 + 1));
  outb(0x20, 0x10 + 0x01);
  do {
  } while (0);
  outb(0xA0, 0x10 + 0x01);
  do {
  } while (0);
  outb((0x20 + 1), offset1);
  do {
  } while (0);
  outb((0xA0 + 1), offset2);
  do {
  } while (0);
  outb((0x20 + 1), 4);
  do {
  } while (0);
  outb((0xA0 + 1), 2);
  do {
  } while (0);
  outb((0x20 + 1), 0x01);
  do {
  } while (0);
  outb((0xA0 + 1), 0x01);
  do {
  } while (0);
  outb((0x20 + 1), a1);
  outb((0xA0 + 1), a2);
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<PIC_remap>:
  endbr64
  push   %r13
  mov    %edi,%r13d
  mov    $0x21,%edi
  push   %r12
  mov    %esi,%r12d
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  call   <inb@plt>
  mov    $0xa1,%edi
  mov    %eax,%ebp
  call   <inb@plt>
  mov    $0x11,%esi
  mov    $0x20,%edi
  mov    %eax,%ebx
  call   <outb@plt>
  mov    $0x11,%esi
  mov    $0xa0,%edi
  call   <outb@plt>
  movzbl %r13b,%esi
  mov    $0x21,%edi
  call   <outb@plt>
  movzbl %r12b,%esi
  mov    $0xa1,%edi
  call   <outb@plt>
  mov    $0x4,%esi
  mov    $0x21,%edi
  call   <outb@plt>
  mov    $0x2,%esi
  mov    $0xa1,%edi
  call   <outb@plt>
  mov    $0x1,%esi
  mov    $0x21,%edi
  call   <outb@plt>
  mov    $0x1,%esi
  mov    $0xa1,%edi
  call   <outb@plt>
  movzbl %bpl,%esi
  mov    $0x21,%edi
  call   <outb@plt>
  add    $0x8,%rsp
  movzbl %bl,%esi
  mov    $0xa1,%edi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  jmp    1070 <outb@plt>
```

assistant: ```c
void PIC_remap(int offset1, int offset2) {
  unsigned char a1, a2;
  a1 = inb((0x20 + 1));
  a2 = inb((0xA0 + 1));
  outb(0x20, 0x10 + 0x01);
  do {
  } while (0);
  outb(0xA0, 0x10 + 0x01);
  do {
  } while (0);
  outb((0x20 + 1), offset1);
  do {
  } while (0);
  outb((0xA0 + 1), offset2);
  do {
  } while (0);
  outb((0x20 + 1), 4);
  do {
  } while (0);
  outb((0xA0 + 1), 2);
  do {
  } while (0);
  outb((0x20 + 1), 0x01);
  do {
  } while (0);
  outb((0xA0 + 1), 0x01);
  do {
  } while (0);
  outb((0x20 + 1), a1);
  outb((0xA0 + 1), a2);
}
```
user: 请从给定的汇编指令推导出C源代码：

```asm
<PIC_remap>:
  endbr64
  push   %r13
  mov    %edi,%r13d
  mov    $0x21,%edi
  push   %r12
  mov    %esi,%r12d
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  call   <inb@plt>
  mov    $0xa1,%edi
  mov    %eax,%ebp
  call   <inb@plt>
  mov    $0x11,%esi
  mov    $0x20,%edi
  mov    %eax,%ebx
  call   <outb@plt>
  mov    $0x11,%esi
  mov    $0xa0,%edi
  call   <outb@plt>
  movzbl %r13b,%esi
  mov    $0x21,%edi
  call   <outb@plt>
  movzbl %r12b,%esi
  mov    $0xa1,%edi
  call   <outb@plt>
  mov    $0x4,%esi
  mov    $0x21,%edi
  call   <outb@plt>
  mov    $0x2,%esi
  mov    $0xa1,%edi
  call   <outb@plt>
  mov    $0x1,%esi
  mov    $0x21,%edi
  call   <outb@plt>
  mov    $0x1,%esi
  mov    $0xa1,%edi
  call   <outb@plt>
  movzbl %bpl,%esi
  mov    $0x21,%edi
  call   <outb@plt>
  add    $0x8,%rsp
  movzbl %bl,%esi
  mov    $0xa1,%edi
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  jmp    1070 <outb@plt>
```

assistant: ```c
void PIC_remap(int offset1, int offset2) {
  unsigned char a1, a2;
  a1 = inb((0x20 + 1));
  a2 = inb((0xA0 + 1));
  outb(0x20, 0x10 + 0x01);
  do {
  } while (0);
  outb(0xA0, 0x10 + 0x01);
  do {
  } while (0);
  outb((0x20 + 1), offset1);
  do {
  } while (0);
  outb((0xA0 + 1), offset2);
  do {
  } while (0);
  outb((0x20 + 1), 4);
  do {
  } while (0);
  outb((0xA0 + 1), 2);
  do {
  } while (0);
  outb((0x20 + 1), 0x01);
  do {
  } while (0);
  outb((0xA0 + 1), 0x01);
  do {
  } while (0);
  outb((0x20 + 1), a1);
  outb((0xA0 + 1), a2);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<parsepvd>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x840,%rsp
  mov    %edi,-0x824(%rbp)
  mov    %rsi,-0x830(%rbp)
  mov    %rdx,-0x838(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    D2(%rip),%rax
  mov    (%rax),%edx
  mov    -0x824(%rbp),%eax
  mov    $0x8000,%esi
  mov    %eax,%edi
  call   <lseek@plt>
  cmp    $0xffffffff,%eax
  jne    L47
  mov    $0xffffffff,%eax
  jmp    L58
L47:
  movq   $0x8000,-0x818(%rbp)
L83:
  lea    -0x810(%rbp),%rcx
  mov    -0x824(%rbp),%eax
  mov    $0x800,%edx
  mov    %rcx,%rsi
  mov    %eax,%edi
  call   <read@plt>
  cmp    $0xffffffff,%eax
  jne    L73
  mov    $0xffffffff,%eax
  jmp    L58
L73:
  movzbl -0x810(%rbp),%eax
  cmp    $0x1,%al
  je     L49
  movzbl -0x810(%rbp),%eax
  cmp    $0xff,%al
  jne    L45
  mov    $0xffffffff,%eax
  jmp    L58
L45:
  addq   $0x800,-0x818(%rbp)
  jmp    L83
L49:
  nop
  movzbl -0x7bc(%rbp),%eax
  movzbl %al,%eax
  shl    $0x8,%eax
  mov    %eax,%edx
  movzbl -0x7bb(%rbp),%eax
  movzbl %al,%eax
  add    %edx,%eax
  shl    $0x8,%eax
  mov    %eax,%edx
  movzbl -0x7ba(%rbp),%eax
  movzbl %al,%eax
  add    %edx,%eax
  shl    $0x8,%eax
  mov    %eax,%edx
  movzbl -0x7b9(%rbp),%eax
  movzbl %al,%eax
  add    %edx,%eax
  cltq
  shl    $0xb,%rax
  mov    %rax,%rdx
  mov    -0x838(%rbp),%rax
  mov    %rdx,(%rax)
  mov    -0x818(%rbp),%rax
L58:
  mov    -0x8(%rbp),%rdx
  sub    %fs:0x28,%rdx
  je     L76
  call   <__stack_chk_fail@plt>
L76:
  leave
  ret
```

assistant: ```c
int parsepvd(int isofd, unsigned char *mediasum, long long *isosize) {
  unsigned char buf[2048];
  long long offset;
  unsigned char *p __attribute__((unused));
  if (lseek(isofd, 16 * 2048, SEEK_SET) == -1)
    return ((long long)-1);
  offset = (16 * 2048);
  for (; 1;) {
    if (read(isofd, buf, 2048L) == -1)
      return ((long long)-1);
    if (buf[0] == 1)
      break;
    else if (buf[0] == 255)
      return ((long long)-1);
    offset += 2048L;
  }
  *isosize = (buf[84] * 0x1000000 + buf[84 + 1] * 0x10000 + buf[84 + 2] * 0x100 + buf[84 + 3]) * 2048LL;
  return offset;
}
```