ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Translate the below assembly code into C programming language:

```asm
<pkcs7pad>:
  endbr64
  push   %r13
  mov    %rdi,%r13
  mov    %rcx,%rdi
  push   %r12
  movslq %esi,%r12
  mov    %edx,%esi
  mov    %r12d,%eax
  push   %rbp
  mov    %rcx,%rbp
  cltd
  push   %rbx
  idiv   %esi
  sub    $0x8,%rsp
  lea    0x1(%rax),%ebx
  imul   %esi,%ebx
  xor    %esi,%esi
  mov    %ebx,%edx
  call   <memset@plt>
  mov    %r12d,%edx
  mov    %r13,%rsi
  mov    %rbp,%rdi
  call   <memcpy@plt>
  mov    %ebx,%eax
  sub    %r12d,%eax
  cmp    %ebx,%r12d
  jge    L7
  lea    -0x1(%rax),%ecx
  lea    0x0(%rbp,%r12,4),%rdx
  add    %r12,%rcx
  lea    0x4(%rbp,%rcx,4),%rcx
  nopl   0x0(%rax)
L15:
  mov    %eax,(%rdx)
  add    $0x4,%rdx
  cmp    %rcx,%rdx
  jne    L15
L7:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
int pkcs7pad(const uint8_t *const message, const int len, const int BK_SIZE, uint8_t *const out) {
  const int nsize = (len / BK_SIZE + 1) * BK_SIZE;
  memset(out, 0, nsize);
  memcpy(out, message, len);
  const int pad = nsize - len;
  for (int i = len; i < nsize; i++) {
    out[i] = pad;
  }
  return 0;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<pkcs7pad>:
  endbr64
  push   %r13
  mov    %rdi,%r13
  mov    %rcx,%rdi
  push   %r12
  mov    %esi,%r12d
  mov    %edx,%esi
  mov    %r12d,%eax
  push   %rbp
  mov    %rcx,%rbp
  cltd
  push   %rbx
  idiv   %esi
  sub    $0x8,%rsp
  lea    0x1(%rax),%ebx
  imul   %esi,%ebx
  xor    %esi,%esi
  mov    %ebx,%edx
  call   <memset@plt>
  mov    %r13,%rsi
  mov    %r12d,%edx
  mov    %rbp,%rdi
  call   <memcpy@plt>
  mov    %ebx,%esi
  sub    %r12d,%esi
  cmp    %ebx,%r12d
  jge    L69
  lea    -0x1(%rsi),%eax
  cmp    $0x2,%eax
  jbe    L40
  mov    %esi,%edx
  movslq %r12d,%rax
  movd   %esi,%xmm1
  shr    $0x2,%edx
  lea    0x0(%rbp,%rax,4),%rax
  pshufd $0x0,%xmm1,%xmm0
  sub    $0x1,%edx
  lea    0x10(%rax),%rcx
  shl    $0x4,%rdx
  add    %rcx,%rdx
  jmp    L1
  nopw   0x0(%rax,%rax,1)
L5:
  add    $0x10,%rcx
L1:
  movups %xmm0,(%rax)
  mov    %rcx,%rax
  cmp    %rdx,%rcx
  jne    L5
  mov    %esi,%eax
  and    $0xfffffffc,%eax
  add    %eax,%r12d
  cmp    %eax,%esi
  je     L69
L40:
  movslq %r12d,%rax
  mov    %esi,0x0(%rbp,%rax,4)
  lea    0x0(,%rax,4),%rdx
  lea    0x1(%r12),%eax
  cmp    %eax,%ebx
  jle    L69
  add    $0x2,%r12d
  mov    %esi,0x4(%rbp,%rdx,1)
  cmp    %r12d,%ebx
  jle    L69
  mov    %esi,0x8(%rbp,%rdx,1)
L69:
  add    $0x8,%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
int pkcs7pad(const uint8_t *const message, const int len, const int BK_SIZE, uint8_t *const out) {
  const int nsize = (len / BK_SIZE + 1) * BK_SIZE;
  memset(out, 0, nsize);
  memcpy(out, message, len);
  const int pad = nsize - len;
  for (int i = len; i < nsize; i++) {
    out[i] = pad;
  }
  return 0;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<getop>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  nop
L1:
  mov    $0x0,%eax
  call   <getch@plt>
  mov    %eax,-0x4(%rbp)
  mov    -0x4(%rbp),%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  mov    %dl,(%rax)
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  cmp    $0x20,%al
  je     L1
  cmpl   $0x9,-0x4(%rbp)
  je     L1
  mov    -0x18(%rbp),%rax
  add    $0x1,%rax
  movb   $0x0,(%rax)
  mov    -0x4(%rbp),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L78
  cmpl   $0x2e,-0x4(%rbp)
  je     L78
  mov    -0x4(%rbp),%eax
  jmp    L30
L78:
  mov    -0x4(%rbp),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  je     L55
  nop
L93:
  mov    $0x0,%eax
  call   <getch@plt>
  mov    %eax,-0x4(%rbp)
  addq   $0x1,-0x18(%rbp)
  mov    -0x4(%rbp),%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  mov    %dl,(%rax)
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L93
L55:
  cmpl   $0x2e,-0x4(%rbp)
  jne    L68
  nop
L73:
  mov    $0x0,%eax
  call   <getch@plt>
  mov    %eax,-0x4(%rbp)
  addq   $0x1,-0x18(%rbp)
  mov    -0x4(%rbp),%eax
  mov    %eax,%edx
  mov    -0x18(%rbp),%rax
  mov    %dl,(%rax)
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  movsbl %al,%eax
  mov    %eax,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L73
L68:
  mov    -0x18(%rbp),%rax
  movb   $0x0,(%rax)
  mov    D0(%rip),%rax
  mov    (%rax),%eax
  cmp    %eax,-0x4(%rbp)
  je     L99
  mov    -0x4(%rbp),%eax
  mov    %eax,%edi
  call   <ungetch@plt>
L99:
  mov    $0x30,%eax
L30:
  leave
  ret
```

assistant: ```c
int getop(char *s) {
  int c;
  while ((*s = c = getch()) == ' ' || c == '\t')
    ;
  *(s + 1) = '\0';
  if (!isdigit(c) && c != '.')
    return c;
  if (isdigit(c))
    while (isdigit(*++s = c = getch()))
      ;
  if (c == '.')
    while (isdigit(*++s = c = getch()))
      ;
  *s = '\0';
  if (c != EOF)
    ungetch(c);
  return '0';
}
```
user: 请将以下的汇编代码转换成C语言代码:

```asm
<getop>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbp
L92:
  mov    $0x0,%eax
  call   <getch@plt>
  mov    %eax,%ebx
  mov    %al,0x0(%rbp)
  cmp    $0x9,%eax
  je     L92
  cmp    $0x20,%al
  je     L92
  movb   $0x0,0x1(%rbp)
  movsbl %al,%r12d
  mov    %r12d,%edi
  call   <isdigit@plt>
  cmp    $0x2e,%ebx
  je     L107
  test   %rax,%rax
  je     L80
L107:
  mov    %r12d,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  je     L20
L59:
  mov    $0x0,%eax
  call   <getch@plt>
  mov    %eax,%ebx
  add    $0x1,%rbp
  mov    %al,0x0(%rbp)
  movsbl %al,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L59
L20:
  cmp    $0x2e,%ebx
  je     L34
L99:
  movb   $0x0,0x0(%rbp)
  mov    D1(%rip),%rax
  cmp    %ebx,(%rax)
  jne    L74
  mov    $0x30,%ebx
L80:
  mov    %ebx,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
L34:
  mov    $0x0,%eax
  call   <getch@plt>
  mov    %eax,%ebx
  add    $0x1,%rbp
  mov    %al,0x0(%rbp)
  movsbl %al,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L34
  jmp    L99
L74:
  mov    %ebx,%edi
  call   <ungetch@plt>
  mov    $0x30,%ebx
  jmp    L80
```

assistant: ```c
int getop(char *s) {
  int c;
  while ((*s = c = getch()) == ' ' || c == '\t')
    ;
  *(s + 1) = '\0';
  if (!isdigit(c) && c != '.')
    return c;
  if (isdigit(c))
    while (isdigit(*++s = c = getch()))
      ;
  if (c == '.')
    while (isdigit(*++s = c = getch()))
      ;
  *s = '\0';
  if (c != EOF)
    ungetch(c);
  return '0';
}
```
user: 这段汇编代码用C语言表示是什么样的？

```asm
<getop>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  nopl   0x0(%rax,%rax,1)
L47:
  xor    %eax,%eax
  call   <getch@plt>
  mov    %al,(%rbx)
  mov    %eax,%r12d
  cmp    $0x9,%eax
  je     L47
  cmp    $0x20,%al
  je     L47
  movb   $0x0,0x1(%rbx)
  movsbl %al,%ebp
  mov    %ebp,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L87
  cmp    $0x2e,%r12d
  je     L15
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  cs nopw 0x0(%rax,%rax,1)
L15:
  mov    %ebp,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L61
  nopl   0x0(%rax)
L46:
  xor    %eax,%eax
  add    $0x1,%rbx
  call   <getch@plt>
  mov    %al,(%rbx)
  movsbl %al,%edi
  mov    %eax,%r12d
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L46
  jmp    L34
  nop
L87:
  mov    %ebp,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  je     L39
  nopl   0x0(%rax)
L61:
  xor    %eax,%eax
  add    $0x1,%rbx
  call   <getch@plt>
  mov    %al,(%rbx)
  movsbl %al,%edi
  mov    %eax,%r12d
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L61
L39:
  cmp    $0x2e,%r12d
  je     L46
L34:
  mov    D8(%rip),%rax
  movb   $0x0,(%rbx)
  cmp    %r12d,(%rax)
  je     L17
  mov    %r12d,%edi
  mov    $0x30,%r12d
  call   <ungetch@plt>
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax,%rax,1)
L17:
  mov    $0x30,%r12d
  pop    %rbx
  pop    %rbp
  mov    %r12d,%eax
  pop    %r12
  ret
```

assistant: ```c
int getop(char *s) {
  int c;
  while ((*s = c = getch()) == ' ' || c == '\t')
    ;
  *(s + 1) = '\0';
  if (!isdigit(c) && c != '.')
    return c;
  if (isdigit(c))
    while (isdigit(*++s = c = getch()))
      ;
  if (c == '.')
    while (isdigit(*++s = c = getch()))
      ;
  *s = '\0';
  if (c != EOF)
    ungetch(c);
  return '0';
}
```
user: What is the c source code of the assembly code below:

```asm
<getop>:
  endbr64
  push   %r12
  push   %rbp
  push   %rbx
  mov    %rdi,%rbx
  nopl   0x0(%rax,%rax,1)
L76:
  xor    %eax,%eax
  call   <getch@plt>
  mov    %al,(%rbx)
  mov    %eax,%r12d
  cmp    $0x9,%eax
  je     L76
  cmp    $0x20,%al
  je     L76
  movb   $0x0,0x1(%rbx)
  movsbl %al,%ebp
  mov    %ebp,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L80
  cmp    $0x2e,%r12d
  je     L15
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  cs nopw 0x0(%rax,%rax,1)
L15:
  mov    %ebp,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L36
  nopl   0x0(%rax)
L88:
  xor    %eax,%eax
  add    $0x1,%rbx
  call   <getch@plt>
  mov    %al,(%rbx)
  movsbl %al,%edi
  mov    %eax,%r12d
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L88
  jmp    L1
  nop
L80:
  mov    %ebp,%edi
  call   <isdigit@plt>
  test   %rax,%rax
  je     L96
  nopl   0x0(%rax)
L36:
  xor    %eax,%eax
  add    $0x1,%rbx
  call   <getch@plt>
  mov    %al,(%rbx)
  movsbl %al,%edi
  mov    %eax,%r12d
  call   <isdigit@plt>
  test   %rax,%rax
  jne    L36
L96:
  cmp    $0x2e,%r12d
  je     L88
L1:
  mov    D8(%rip),%rax
  movb   $0x0,(%rbx)
  cmp    %r12d,(%rax)
  je     L51
  mov    %r12d,%edi
  mov    $0x30,%r12d
  call   <ungetch@plt>
  mov    %r12d,%eax
  pop    %rbx
  pop    %rbp
  pop    %r12
  ret
  nopl   0x0(%rax,%rax,1)
L51:
  mov    $0x30,%r12d
  pop    %rbx
  pop    %rbp
  mov    %r12d,%eax
  pop    %r12
  ret
```

assistant: ```c
int getop(char *s) {
  int c;
  while ((*s = c = getch()) == ' ' || c == '\t')
    ;
  *(s + 1) = '\0';
  if (!isdigit(c) && c != '.')
    return c;
  if (isdigit(c))
    while (isdigit(*++s = c = getch()))
      ;
  if (c == '.')
    while (isdigit(*++s = c = getch()))
      ;
  *s = '\0';
  if (c != EOF)
    ungetch(c);
  return '0';
}
```
user: What would the C source look like for the assembly code provided here?

```asm
<hex2array>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  movl   $0x0,-0xc(%rbp)
  movl   $0x0,-0x8(%rbp)
  movl   $0x0,-0x4(%rbp)
L78:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  mov    %al,-0xd(%rbp)
  cmpb   $0x2f,-0xd(%rbp)
  jbe    L43
  cmpb   $0x39,-0xd(%rbp)
  ja     L43
  mov    -0xc(%rbp),%eax
  shl    $0x4,%eax
  mov    %eax,%edx
  movzbl -0xd(%rbp),%eax
  add    %edx,%eax
  sub    $0x30,%eax
  mov    %eax,-0xc(%rbp)
  addl   $0x1,-0x4(%rbp)
  jmp    L106
L43:
  cmpb   $0x60,-0xd(%rbp)
  jbe    L75
  cmpb   $0x66,-0xd(%rbp)
  ja     L75
  mov    -0xc(%rbp),%eax
  shl    $0x4,%eax
  mov    %eax,%edx
  movzbl -0xd(%rbp),%eax
  add    %edx,%eax
  sub    $0x57,%eax
  mov    %eax,-0xc(%rbp)
  addl   $0x1,-0x4(%rbp)
  jmp    L106
L75:
  cmpb   $0x40,-0xd(%rbp)
  jbe    L58
  cmpb   $0x46,-0xd(%rbp)
  ja     L58
  mov    -0xc(%rbp),%eax
  shl    $0x4,%eax
  mov    %eax,%edx
  movzbl -0xd(%rbp),%eax
  add    %edx,%eax
  sub    $0x37,%eax
  mov    %eax,-0xc(%rbp)
  addl   $0x1,-0x4(%rbp)
  jmp    L106
L58:
  cmpl   $0x0,-0x4(%rbp)
  jle    L106
  mov    -0xc(%rbp),%eax
  mov    %eax,%edx
  mov    -0x20(%rbp),%rax
  mov    %dl,(%rax)
  addq   $0x1,-0x20(%rbp)
  addl   $0x1,-0x8(%rbp)
  movl   $0x0,-0xc(%rbp)
  movl   $0x0,-0x4(%rbp)
L106:
  cmpl   $0x2,-0x4(%rbp)
  jne    L66
  mov    -0xc(%rbp),%eax
  mov    %eax,%edx
  mov    -0x20(%rbp),%rax
  mov    %dl,(%rax)
  addq   $0x1,-0x20(%rbp)
  addl   $0x1,-0x8(%rbp)
  movl   $0x0,-0xc(%rbp)
  movl   $0x0,-0x4(%rbp)
L66:
  addq   $0x1,-0x18(%rbp)
  cmpb   $0x0,-0xd(%rbp)
  jne    L78
  mov    -0x8(%rbp),%eax
  pop    %rbp
  ret
```

assistant: ```c
int hex2array(char *src, unsigned char *dest) {
  unsigned int rt = 0;
  unsigned char c;
  int size = 0;
  int chars = 0;
  do {
    c = *src;
    if ((c >= '0') && (c <= '9')) {
      rt = (rt << 4) + (c - '0');
      chars++;
    } else if ((c >= 'a') && (c <= 'f')) {
      rt = (rt << 4) + (c - 'a') + 10;
      chars++;
    } else if ((c >= 'A') && (c <= 'F')) {
      rt = (rt << 4) + (c - 'A') + 10;
      chars++;
    } else if (chars > 0) {
      *dest = rt;
      dest++;
      size++;
      rt = 0;
      chars = 0;
    }
    if (chars == 2) {
      *dest = rt;
      dest++;
      size++;
      rt = 0;
      chars = 0;
    }
    src++;
  } while (c != '\0');
  return size;
}
```
user: Translate the below assembly code into C programming language:

```asm
<hex2array>:
  endbr64
  mov    %rsi,%r8
  lea    0x1(%rdi),%rsi
  mov    $0x0,%ecx
  mov    $0x0,%r9d
  mov    $0x0,%eax
  mov    $0x0,%r10d
  jmp    L89
L66:
  shl    $0x4,%eax
  movzbl %dl,%edi
  lea    -0x30(%rax,%rdi,1),%eax
  add    $0x1,%ecx
L98:
  cmp    $0x2,%ecx
  je     L4
L92:
  add    $0x1,%rsi
L89:
  movzbl -0x1(%rsi),%edx
  lea    -0x30(%rdx),%edi
  cmp    $0x9,%dil
  jbe    L66
  lea    -0x61(%rdx),%edi
  cmp    $0x5,%dil
  ja     L40
  shl    $0x4,%eax
  movzbl %dl,%edi
  lea    -0x57(%rax,%rdi,1),%eax
  add    $0x1,%ecx
  jmp    L98
L40:
  lea    -0x41(%rdx),%edi
  cmp    $0x5,%dil
  ja     L29
  shl    $0x4,%eax
  movzbl %dl,%edi
  lea    -0x37(%rax,%rdi,1),%eax
  add    $0x1,%ecx
  jmp    L98
L29:
  test   %ecx,%ecx
  jle    L65
  mov    %al,(%r8)
  add    $0x1,%r8
  add    $0x1,%r9d
  mov    $0x0,%ecx
  mov    %r10d,%eax
  jmp    L65
L4:
  mov    %al,(%r8)
  add    $0x1,%r8
  add    $0x1,%r9d
  mov    $0x0,%ecx
  mov    %r10d,%eax
L65:
  test   %dl,%dl
  jne    L92
  mov    %r9d,%eax
  ret
```

assistant: ```c
int hex2array(char *src, unsigned char *dest) {
  unsigned int rt = 0;
  unsigned char c;
  int size = 0;
  int chars = 0;
  do {
    c = *src;
    if ((c >= '0') && (c <= '9')) {
      rt = (rt << 4) + (c - '0');
      chars++;
    } else if ((c >= 'a') && (c <= 'f')) {
      rt = (rt << 4) + (c - 'a') + 10;
      chars++;
    } else if ((c >= 'A') && (c <= 'F')) {
      rt = (rt << 4) + (c - 'A') + 10;
      chars++;
    } else if (chars > 0) {
      *dest = rt;
      dest++;
      size++;
      rt = 0;
      chars = 0;
    }
    if (chars == 2) {
      *dest = rt;
      dest++;
      size++;
      rt = 0;
      chars = 0;
    }
    src++;
  } while (c != '\0');
  return size;
}
```
user: 这段汇编代码用C语言表示是什么样的：

```asm
<hex2array>:
  endbr64
  mov    %rsi,%r8
  xor    %ecx,%ecx
  lea    0x1(%rdi),%rsi
  xor    %r9d,%r9d
  xor    %eax,%eax
  jmp    L37
  nopl   0x0(%rax)
L59:
  shl    $0x4,%eax
  movzbl %dl,%edi
  add    $0x1,%ecx
  lea    -0x30(%rax,%rdi,1),%eax
L80:
  cmp    $0x2,%ecx
  je     L38
L42:
  mov    $0x1,%ecx
L79:
  add    $0x1,%rsi
L37:
  movzbl -0x1(%rsi),%edx
  lea    -0x30(%rdx),%edi
  cmp    $0x9,%dil
  jbe    L59
  lea    -0x61(%rdx),%edi
  cmp    $0x5,%dil
  ja     L44
  shl    $0x4,%eax
  movzbl %dl,%edi
  add    $0x1,%ecx
  lea    -0x57(%rax,%rdi,1),%eax
  cmp    $0x2,%ecx
  jne    L42
L38:
  mov    %al,(%r8)
  add    $0x1,%r9d
  add    $0x1,%r8
  xor    %eax,%eax
  test   %dl,%dl
  je     L94
L15:
  xor    %ecx,%ecx
  jmp    L79
L44:
  lea    -0x41(%rdx),%edi
  cmp    $0x5,%dil
  ja     L76
  shl    $0x4,%eax
  movzbl %dl,%edi
  add    $0x1,%ecx
  lea    -0x37(%rax,%rdi,1),%eax
  jmp    L80
  nopl   0x0(%rax,%rax,1)
L76:
  cmp    $0x1,%ecx
  je     L38
  test   %dl,%dl
  jne    L15
L94:
  mov    %r9d,%eax
  ret
```

assistant: ```c
int hex2array(char *src, unsigned char *dest) {
  unsigned int rt = 0;
  unsigned char c;
  int size = 0;
  int chars = 0;
  do {
    c = *src;
    if ((c >= '0') && (c <= '9')) {
      rt = (rt << 4) + (c - '0');
      chars++;
    } else if ((c >= 'a') && (c <= 'f')) {
      rt = (rt << 4) + (c - 'a') + 10;
      chars++;
    } else if ((c >= 'A') && (c <= 'F')) {
      rt = (rt << 4) + (c - 'A') + 10;
      chars++;
    } else if (chars > 0) {
      *dest = rt;
      dest++;
      size++;
      rt = 0;
      chars = 0;
    }
    if (chars == 2) {
      *dest = rt;
      dest++;
      size++;
      rt = 0;
      chars = 0;
    }
    src++;
  } while (c != '\0');
  return size;
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<hex2array>:
  endbr64
  mov    %rsi,%r8
  xor    %ecx,%ecx
  lea    0x1(%rdi),%rsi
  xor    %r9d,%r9d
  xor    %eax,%eax
  jmp    L104
  nopl   0x0(%rax)
L38:
  shl    $0x4,%eax
  movzbl %dl,%edi
  add    $0x1,%ecx
  lea    -0x30(%rax,%rdi,1),%eax
L48:
  cmp    $0x2,%ecx
  je     L11
L71:
  mov    $0x1,%ecx
L100:
  add    $0x1,%rsi
L104:
  movzbl -0x1(%rsi),%edx
  lea    -0x30(%rdx),%edi
  cmp    $0x9,%dil
  jbe    L38
  lea    -0x61(%rdx),%edi
  cmp    $0x5,%dil
  ja     L12
  shl    $0x4,%eax
  movzbl %dl,%edi
  add    $0x1,%ecx
  lea    -0x57(%rax,%rdi,1),%eax
  cmp    $0x2,%ecx
  jne    L71
L11:
  mov    %al,(%r8)
  add    $0x1,%r9d
  add    $0x1,%r8
  xor    %eax,%eax
  test   %dl,%dl
  je     L69
L98:
  xor    %ecx,%ecx
  jmp    L100
L12:
  lea    -0x41(%rdx),%edi
  cmp    $0x5,%dil
  ja     L37
  shl    $0x4,%eax
  movzbl %dl,%edi
  add    $0x1,%ecx
  lea    -0x37(%rax,%rdi,1),%eax
  jmp    L48
  nopl   0x0(%rax,%rax,1)
L37:
  cmp    $0x1,%ecx
  je     L11
  test   %dl,%dl
  jne    L98
L69:
  mov    %r9d,%eax
  ret
```

assistant: ```c
int hex2array(char *src, unsigned char *dest) {
  unsigned int rt = 0;
  unsigned char c;
  int size = 0;
  int chars = 0;
  do {
    c = *src;
    if ((c >= '0') && (c <= '9')) {
      rt = (rt << 4) + (c - '0');
      chars++;
    } else if ((c >= 'a') && (c <= 'f')) {
      rt = (rt << 4) + (c - 'a') + 10;
      chars++;
    } else if ((c >= 'A') && (c <= 'F')) {
      rt = (rt << 4) + (c - 'A') + 10;
      chars++;
    } else if (chars > 0) {
      *dest = rt;
      dest++;
      size++;
      rt = 0;
      chars = 0;
    }
    if (chars == 2) {
      *dest = rt;
      dest++;
      size++;
      rt = 0;
      chars = 0;
    }
    src++;
  } while (c != '\0');
  return size;
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<get_file_size>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    D4(%rip),%rax
  mov    (%rax),%edx
  mov    -0x18(%rbp),%rax
  mov    $0x0,%esi
  mov    %rax,%rdi
  call   <fseek@plt>
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <ftell@plt>
  mov    %rax,-0x8(%rbp)
  mov    -0x18(%rbp),%rax
  mov    %rax,%rdi
  call   <rewind@plt>
  mov    -0x8(%rbp),%rax
  leave
  ret
```

assistant: ```c
long get_file_size(FILE *xfile) {
  long size;
  fseek(xfile, 0, SEEK_END);
  size = ftell(xfile);
  rewind(xfile);
  return size;
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<get_file_size>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbx
  mov    D3(%rip),%rax
  mov    (%rax),%edx
  mov    $0x0,%esi
  call   <fseek@plt>
  mov    %rbx,%rdi
  call   <ftell@plt>
  mov    %rax,%rbp
  mov    %rbx,%rdi
  call   <rewind@plt>
  mov    %rbp,%rax
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
long get_file_size(FILE *xfile) {
  long size;
  fseek(xfile, 0, SEEK_END);
  size = ftell(xfile);
  rewind(xfile);
  return size;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<get_file_size>:
  endbr64
  push   %r12
  xor    %esi,%esi
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  mov    D1(%rip),%rax
  mov    (%rax),%edx
  call   <fseek@plt>
  mov    %rbp,%rdi
  call   <ftell@plt>
  mov    %rbp,%rdi
  mov    %rax,%r12
  call   <rewind@plt>
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
long get_file_size(FILE *xfile) {
  long size;
  fseek(xfile, 0, SEEK_END);
  size = ftell(xfile);
  rewind(xfile);
  return size;
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<get_file_size>:
  endbr64
  push   %r12
  xor    %esi,%esi
  push   %rbp
  mov    %rdi,%rbp
  sub    $0x8,%rsp
  mov    D3(%rip),%rax
  mov    (%rax),%edx
  call   <fseek@plt>
  mov    %rbp,%rdi
  call   <ftell@plt>
  mov    %rbp,%rdi
  mov    %rax,%r12
  call   <rewind@plt>
  add    $0x8,%rsp
  mov    %r12,%rax
  pop    %rbp
  pop    %r12
  ret
```

assistant: ```c
long get_file_size(FILE *xfile) {
  long size;
  fseek(xfile, 0, SEEK_END);
  size = ftell(xfile);
  rewind(xfile);
  return size;
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  lea    D64(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D0(%rip),%rax
  mov    %rax,%rdi
  call   <system@plt>
  lea    D24(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D61(%rip),%rax
  mov    %rax,%rdi
  call   <system@plt>
  lea    D1(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D47(%rip),%rax
  mov    %rax,%rdi
  call   <system@plt>
  lea    D84(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D33(%rip),%rax
  mov    %rax,%rdi
  call   <system@plt>
  lea    D85(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  lea    D80(%rip),%rax
  mov    %rax,%rdi
  call   <system@plt>
  mov    $0x0,%eax
  pop    %rbp
  ret
```

tool_calls: name: read_data
arguments: tag: D64
type: string
name: read_data
arguments: tag: D0
type: string
name: read_data
arguments: tag: D24
type: string
name: read_data
arguments: tag: D61
type: string
name: read_data
arguments: tag: D1
type: string
name: read_data
arguments: tag: D47
type: string
name: read_data
arguments: tag: D84
type: string
name: read_data
arguments: tag: D33
type: string
name: read_data
arguments: tag: D85
type: string
name: read_data
arguments: tag: D80
type: string

tool: D64: This is your present working directory:


tool: D0: cd

tool: D24: This is your path:


tool: D61: PATH

tool: D1: This is the date:


tool: D47: date /T

tool: D84: This is a directory listing:


tool: D33: dir

tool: D85: This is a pause:


tool: D80: timeout 5

assistant: ```c
int main() {
  printf("This is your present working directory:\n");
  system("cd");
  printf("This is your path:\n");
  system("PATH");
  printf("This is the date:\n");
  system("date /T");
  printf("This is a directory listing:\n");
  system("dir");
  printf("This is a pause:\n");
  system("timeout 5");
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  sub    $0x8,%rsp
  lea    D88(%rip),%rdi
  call   <printf@plt>
  lea    D97(%rip),%rdi
  call   <system@plt>
  lea    D89(%rip),%rdi
  call   <printf@plt>
  lea    D42(%rip),%rdi
  call   <system@plt>
  lea    D67(%rip),%rdi
  call   <printf@plt>
  lea    D52(%rip),%rdi
  call   <system@plt>
  lea    D26(%rip),%rdi
  call   <printf@plt>
  lea    D25(%rip),%rdi
  call   <system@plt>
  lea    D70(%rip),%rdi
  call   <printf@plt>
  lea    D79(%rip),%rdi
  call   <system@plt>
  mov    $0x0,%eax
  add    $0x8,%rsp
  ret
```

tool_calls: name: disassemble_data
arguments: label: D88
type_guessed: string
name: disassemble_data
arguments: label: D97
type_guessed: string
name: disassemble_data
arguments: label: D89
type_guessed: string
name: disassemble_data
arguments: label: D42
type_guessed: string
name: disassemble_data
arguments: label: D67
type_guessed: string
name: disassemble_data
arguments: label: D52
type_guessed: string
name: disassemble_data
arguments: label: D26
type_guessed: string
name: disassemble_data
arguments: label: D25
type_guessed: string
name: disassemble_data
arguments: label: D70
type_guessed: string
name: disassemble_data
arguments: label: D79
type_guessed: string

tool: D88: This is your present working directory:


tool: D97: cd

tool: D89: This is your path:


tool: D42: PATH

tool: D67: This is the date:


tool: D52: date /T

tool: D26: This is a directory listing:


tool: D25: dir

tool: D70: This is a pause:


tool: D79: timeout 5

assistant: ```c
int main() {
  printf("This is your present working directory:\n");
  system("cd");
  printf("This is your path:\n");
  system("PATH");
  printf("This is the date:\n");
  system("date /T");
  printf("This is a directory listing:\n");
  system("dir");
  printf("This is a pause:\n");
  system("timeout 5");
}
```