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

```asm
<_TwoFish_BinHex>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x40,%rsp
  mov    %rdi,-0x28(%rbp)
  mov    %rsi,-0x30(%rbp)
  mov    %edx,-0x34(%rbp)
  cmpl   $0x0,-0x34(%rbp)
  je     L44
  mov    -0x30(%rbp),%rax
  shl    $0x2,%rax
  lea    -0x4(%rax),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x30(%rbp),%rax
  shl    $0x3,%rax
  lea    -0x4(%rax),%rdx
  mov    -0x28(%rbp),%rax
  add    %rdx,%rax
  mov    %rax,-0x8(%rbp)
  jmp    L100
L35:
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  mov    %eax,-0x14(%rbp)
  andl   $0xf,-0x14(%rbp)
  cmpl   $0x9,-0x14(%rbp)
  jle    L115
  addl   $0x57,-0x14(%rbp)
  jmp    L104
L115:
  addl   $0x30,-0x14(%rbp)
L104:
  mov    -0x8(%rbp),%rax
  lea    -0x4(%rax),%rdx
  mov    %rdx,-0x8(%rbp)
  mov    -0x14(%rbp),%edx
  mov    %edx,(%rax)
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  mov    %eax,-0x14(%rbp)
  sarl   $0x4,-0x14(%rbp)
  andl   $0xf,-0x14(%rbp)
  cmpl   $0x9,-0x14(%rbp)
  jle    L86
  addl   $0x57,-0x14(%rbp)
  jmp    L64
L86:
  addl   $0x30,-0x14(%rbp)
L64:
  mov    -0x8(%rbp),%rax
  mov    -0x14(%rbp),%edx
  mov    %edx,(%rax)
  subq   $0x4,-0x10(%rbp)
  subq   $0x4,-0x8(%rbp)
  subq   $0x1,-0x30(%rbp)
L100:
  cmpq   $0x0,-0x30(%rbp)
  jne    L35
  jmp    L31
L44:
  mov    -0x28(%rbp),%rax
  mov    %rax,-0x10(%rbp)
  mov    -0x28(%rbp),%rax
  mov    %rax,-0x8(%rbp)
  jmp    L16
L0:
  mov    -0x10(%rbp),%rax
  lea    0x4(%rax),%rdx
  mov    %rdx,-0x10(%rbp)
  mov    (%rax),%eax
  mov    %eax,%edi
  call   <tolower@plt>
  sub    $0x30,%eax
  mov    %eax,-0x14(%rbp)
  cmpl   $0x9,-0x14(%rbp)
  jle    L110
  subl   $0x27,-0x14(%rbp)
L110:
  mov    -0x14(%rbp),%eax
  shl    $0x4,%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  mov    %edx,(%rax)
  mov    -0x10(%rbp),%rax
  mov    (%rax),%eax
  mov    %eax,%edi
  call   <tolower@plt>
  sub    $0x30,%eax
  mov    %eax,-0x14(%rbp)
  cmpl   $0x9,-0x14(%rbp)
  jle    L39
  subl   $0x27,-0x14(%rbp)
L39:
  mov    -0x8(%rbp),%rax
  mov    (%rax),%eax
  or     -0x14(%rbp),%eax
  mov    %eax,%edx
  mov    -0x8(%rbp),%rax
  mov    %edx,(%rax)
  addq   $0x4,-0x10(%rbp)
  addq   $0x4,-0x8(%rbp)
  subq   $0x2,-0x30(%rbp)
L16:
  cmpq   $0x0,-0x30(%rbp)
  jne    L0
L31:
  nop
  leave
  ret
```

assistant: ```c
void _TwoFish_BinHex(u_int8_t *buf, unsigned long len, int bintohex) {
  u_int8_t *pi, *po, c;
  if (bintohex) {
    for (pi = buf + len - 1, po = buf + (2 * len) - 1; len > 0; pi--, po--, len--) {
      c = *pi;
      c &= 15;
      if (c > 9)
        c += ('a' - 10);
      else
        c += '0';
      *po-- = c;
      c = *pi;
      c >>= 4;
      c &= 15;
      if (c > 9)
        c += ('a' - 10);
      else
        c += '0';
      *po = c;
    }
  } else {
    for (pi = buf, po = buf; len > 0; pi++, po++, len -= 2) {
      c = tolower(*pi++) - '0';
      if (c > 9)
        c -= ('0' - 9);
      *po = c << 4;
      c = tolower(*pi) - '0';
      if (c > 9)
        c -= ('0' - 9);
      *po |= c;
    }
  }
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<_TwoFish_BinHex>:
  endbr64
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%r12
  mov    %rsi,%rbp
  test   %edx,%edx
  jne    L13
  mov    %rdi,%r13
  test   %rsi,%rsi
  je     L24
L29:
  mov    (%r12),%edi
  call   <tolower@plt>
  lea    -0x30(%rax),%ebx
  sub    $0x57,%eax
  cmp    $0x9,%ebx
  cmovg  %eax,%ebx
  shl    $0x4,%ebx
  mov    %ebx,0x0(%r13)
  mov    0x4(%r12),%edi
  call   <tolower@plt>
  lea    -0x30(%rax),%edx
  sub    $0x57,%eax
  cmp    $0x9,%edx
  cmovg  %eax,%edx
  or     %edx,%ebx
  mov    %ebx,0x0(%r13)
  add    $0x8,%r12
  add    $0x4,%r13
  sub    $0x2,%rbp
  jne    L29
  jmp    L24
L13:
  lea    -0x4(%rdi,%rsi,4),%rsi
  lea    -0x4(%rdi,%rbp,8),%rdi
  test   %rbp,%rbp
  je     L24
  neg    %rbp
  mov    $0x0,%edx
L15:
  mov    (%rsi,%rdx,4),%eax
  and    $0xf,%eax
  lea    0x57(%rax),%r8d
  lea    0x30(%rax),%ecx
  cmp    $0xa,%eax
  mov    %r8d,%eax
  cmovl  %ecx,%eax
  mov    %eax,(%rdi,%rdx,8)
  mov    (%rsi,%rdx,4),%eax
  sar    $0x4,%eax
  and    $0xf,%eax
  lea    0x57(%rax),%r8d
  lea    0x30(%rax),%ecx
  cmp    $0xa,%eax
  mov    %r8d,%eax
  cmovl  %ecx,%eax
  mov    %eax,-0x4(%rdi,%rdx,8)
  sub    $0x1,%rdx
  cmp    %rdx,%rbp
  jne    L15
L24:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
void _TwoFish_BinHex(u_int8_t *buf, unsigned long len, int bintohex) {
  u_int8_t *pi, *po, c;
  if (bintohex) {
    for (pi = buf + len - 1, po = buf + (2 * len) - 1; len > 0; pi--, po--, len--) {
      c = *pi;
      c &= 15;
      if (c > 9)
        c += ('a' - 10);
      else
        c += '0';
      *po-- = c;
      c = *pi;
      c >>= 4;
      c &= 15;
      if (c > 9)
        c += ('a' - 10);
      else
        c += '0';
      *po = c;
    }
  } else {
    for (pi = buf, po = buf; len > 0; pi++, po++, len -= 2) {
      c = tolower(*pi++) - '0';
      if (c > 9)
        c -= ('0' - 9);
      *po = c << 4;
      c = tolower(*pi) - '0';
      if (c > 9)
        c -= ('0' - 9);
      *po |= c;
    }
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<_TwoFish_BinHex>:
  endbr64
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %edx,%edx
  jne    L30
  mov    %rdi,%rbp
  test   %rsi,%rsi
  je     L12
L26:
  mov    (%r12),%edi
  call   <tolower@plt>
  lea    -0x30(%rax),%edx
  sub    $0x57,%eax
  cmp    $0x9,%edx
  cmovg  %eax,%edx
  mov    %edx,%ebx
  shl    $0x4,%ebx
  mov    %ebx,0x0(%rbp)
  mov    0x4(%r12),%edi
  call   <tolower@plt>
  lea    -0x30(%rax),%edx
  sub    $0x57,%eax
  cmp    $0x9,%edx
  cmovg  %eax,%edx
  add    $0x8,%r12
  add    $0x4,%rbp
  or     %ebx,%edx
  mov    %edx,-0x4(%rbp)
  sub    $0x2,%r13
  jne    L26
L12:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  nopl   0x0(%rax)
L30:
  lea    -0x4(%rdi,%rsi,4),%rsi
  lea    -0x4(%rdi,%r13,8),%rdi
  test   %r13,%r13
  je     L12
  neg    %r13
  xor    %edx,%edx
  nopl   0x0(%rax)
L5:
  mov    (%rsi,%rdx,4),%eax
  and    $0xf,%eax
  lea    0x57(%rax),%r8d
  cmp    $0xa,%eax
  lea    0x30(%rax),%ecx
  mov    %r8d,%eax
  cmovl  %ecx,%eax
  mov    %eax,(%rdi,%rdx,8)
  mov    (%rsi,%rdx,4),%eax
  sar    $0x4,%eax
  and    $0xf,%eax
  lea    0x57(%rax),%r8d
  cmp    $0xa,%eax
  lea    0x30(%rax),%ecx
  mov    %r8d,%eax
  cmovl  %ecx,%eax
  mov    %eax,-0x4(%rdi,%rdx,8)
  sub    $0x1,%rdx
  cmp    %rdx,%r13
  jne    L5
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
void _TwoFish_BinHex(u_int8_t *buf, unsigned long len, int bintohex) {
  u_int8_t *pi, *po, c;
  if (bintohex) {
    for (pi = buf + len - 1, po = buf + (2 * len) - 1; len > 0; pi--, po--, len--) {
      c = *pi;
      c &= 15;
      if (c > 9)
        c += ('a' - 10);
      else
        c += '0';
      *po-- = c;
      c = *pi;
      c >>= 4;
      c &= 15;
      if (c > 9)
        c += ('a' - 10);
      else
        c += '0';
      *po = c;
    }
  } else {
    for (pi = buf, po = buf; len > 0; pi++, po++, len -= 2) {
      c = tolower(*pi++) - '0';
      if (c > 9)
        c -= ('0' - 9);
      *po = c << 4;
      c = tolower(*pi) - '0';
      if (c > 9)
        c -= ('0' - 9);
      *po |= c;
    }
  }
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<_TwoFish_BinHex>:
  endbr64
  push   %r13
  mov    %rsi,%r13
  push   %r12
  mov    %rdi,%r12
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  test   %edx,%edx
  jne    L20
  mov    %rdi,%rbp
  test   %rsi,%rsi
  je     L53
L32:
  mov    (%r12),%edi
  call   <tolower@plt>
  lea    -0x30(%rax),%edx
  sub    $0x57,%eax
  cmp    $0x9,%edx
  cmovg  %eax,%edx
  mov    %edx,%ebx
  shl    $0x4,%ebx
  mov    %ebx,0x0(%rbp)
  mov    0x4(%r12),%edi
  call   <tolower@plt>
  lea    -0x30(%rax),%edx
  cmp    $0x9,%edx
  jle    L24
  sub    $0x57,%eax
  add    $0x8,%r12
  add    $0x4,%rbp
  or     %ebx,%eax
  mov    %eax,-0x4(%rbp)
  sub    $0x2,%r13
  jne    L32
L53:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
L24:
  or     %ebx,%edx
  add    $0x8,%r12
  add    $0x4,%rbp
  mov    %edx,-0x4(%rbp)
  sub    $0x2,%r13
  jne    L32
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
  xchg   %ax,%ax
L20:
  lea    -0x4(%rdi,%rsi,4),%rsi
  lea    -0x4(%rdi,%r13,8),%rdi
  test   %r13,%r13
  je     L53
  neg    %r13
  xor    %edx,%edx
  nopl   0x0(%rax)
L3:
  mov    (%rsi,%rdx,4),%eax
  and    $0xf,%eax
  lea    0x57(%rax),%r8d
  cmp    $0xa,%eax
  lea    0x30(%rax),%ecx
  mov    %r8d,%eax
  cmovl  %ecx,%eax
  mov    %eax,(%rdi,%rdx,8)
  mov    (%rsi,%rdx,4),%eax
  sar    $0x4,%eax
  and    $0xf,%eax
  lea    0x57(%rax),%r8d
  cmp    $0xa,%eax
  lea    0x30(%rax),%ecx
  mov    %r8d,%eax
  cmovl  %ecx,%eax
  mov    %eax,-0x4(%rdi,%rdx,8)
  sub    $0x1,%rdx
  cmp    %rdx,%r13
  jne    L3
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  pop    %r12
  pop    %r13
  ret
```

assistant: ```c
void _TwoFish_BinHex(u_int8_t *buf, unsigned long len, int bintohex) {
  u_int8_t *pi, *po, c;
  if (bintohex) {
    for (pi = buf + len - 1, po = buf + (2 * len) - 1; len > 0; pi--, po--, len--) {
      c = *pi;
      c &= 15;
      if (c > 9)
        c += ('a' - 10);
      else
        c += '0';
      *po-- = c;
      c = *pi;
      c >>= 4;
      c &= 15;
      if (c > 9)
        c += ('a' - 10);
      else
        c += '0';
      *po = c;
    }
  } else {
    for (pi = buf, po = buf; len > 0; pi++, po++, len -= 2) {
      c = tolower(*pi++) - '0';
      if (c > 9)
        c -= ('0' - 9);
      *po = c << 4;
      c = tolower(*pi) - '0';
      if (c > 9)
        c -= ('0' - 9);
      *po |= c;
    }
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<from_hex>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  mov    %rdi,%rbp
  mov    %rsi,%rbx
  movzbl (%rdi),%eax
  test   %al,%al
  je     L85
  lea    0x1(%rdi),%rdx
  mov    $0x0,%ecx
  jmp    L100
L115:
  add    $0x1,%ecx
L48:
  add    $0x1,%rdx
  movzbl -0x1(%rdx),%eax
  test   %al,%al
  je     L101
L100:
  lea    -0x30(%rax),%esi
  cmp    $0x9,%sil
  jbe    L115
  and    $0xffffffdf,%eax
  sub    $0x41,%eax
  cmp    $0x5,%al
  ja     L48
  jmp    L115
L85:
  mov    $0x0,%ecx
L101:
  add    $0x1,%ecx
  mov    %ecx,%edx
  shr    $0x1f,%edx
  add    %ecx,%edx
  sar    %edx
  mov    $0x0,%esi
  mov    %rbx,%rdi
  call   <memset@plt>
  movzbl 0x0(%rbp),%eax
  test   %al,%al
  je     L119
  add    $0x1,%rbp
  mov    $0x0,%esi
  jmp    L27
L39:
  mov    %eax,%edx
  and    $0xffffffdf,%edx
  sub    $0x41,%edx
  cmp    $0x5,%dl
  ja     L73
  mov    %esi,%edx
  shr    $0x1f,%edx
  add    %esi,%edx
  sar    %edx
  movslq %edx,%rdx
  or     $0x20,%eax
  movsbl %al,%eax
  sub    $0x57,%eax
  mov    %esi,%ecx
  xor    $0x1,%ecx
  and    $0x1,%ecx
  shl    $0x2,%ecx
  shl    %cl,%eax
  or     %al,(%rbx,%rdx,1)
  add    $0x1,%esi
L73:
  add    $0x1,%rbp
  movzbl -0x1(%rbp),%eax
  test   %al,%al
  je     L119
L27:
  lea    -0x30(%rax),%edx
  cmp    $0x9,%dl
  ja     L39
  mov    %esi,%edx
  shr    $0x1f,%edx
  add    %esi,%edx
  sar    %edx
  movslq %edx,%rdx
  movsbl %al,%eax
  sub    $0x30,%eax
  mov    %esi,%ecx
  xor    $0x1,%ecx
  and    $0x1,%ecx
  shl    $0x2,%ecx
  shl    %cl,%eax
  or     %al,(%rbx,%rdx,1)
  add    $0x1,%esi
  jmp    L73
L119:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
```

assistant: ```c
void from_hex(const char *const hex, uint8_t *const buf) {
  int len = 0;
  int i = 0;
  while (hex[i]) {
    char c = hex[i];
    if ((c >= '0' && c <= '9') || (c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F')) {
      len++;
    }
    i++;
  }
  memset(buf, 0, (len + 1) / 2 * sizeof(unsigned char));
  i = 0;
  int bufi = 0;
  while (hex[i]) {
    char c = hex[i];
    if (c >= '0' && c <= '9') {
      buf[bufi / 2] |= (c - '0') << (bufi % 2 == 0 ? 4 : 0);
      bufi++;
    } else if ((c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F')) {
      c |= 0x20;
      buf[bufi / 2] |= (c - 'a' + 10) << (bufi % 2 == 0 ? 4 : 0);
      bufi++;
    }
    i++;
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子：

```asm
<from_hex>:
  endbr64
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x8,%rsp
  movzbl (%rdi),%eax
  test   %al,%al
  je     L3
  lea    0x1(%rdi),%rcx
  xor    %esi,%esi
  nopl   0x0(%rax)
L58:
  lea    -0x30(%rax),%edi
  cmp    $0x9,%dil
  jbe    L65
  and    $0xffffffdf,%eax
  sub    $0x41,%eax
  cmp    $0x5,%al
  ja     L13
L65:
  add    $0x1,%esi
L13:
  movzbl (%rcx),%eax
  add    $0x1,%rcx
  test   %al,%al
  jne    L58
  lea    0x1(%rsi),%edx
  sar    %edx
L8:
  mov    %rbx,%rdi
  xor    %esi,%esi
  call   <memset@plt>
  movzbl 0x0(%rbp),%eax
  lea    0x1(%rbp),%rdx
  xor    %edi,%edi
  test   %al,%al
  jne    L67
  jmp    L4
  nopl   0x0(%rax,%rax,1)
L105:
  mov    %edi,%ecx
  mov    %edi,%eax
  add    $0x1,%edi
  not    %ecx
  sar    %eax
  shl    $0x2,%ecx
  cltq
  and    $0x4,%ecx
  shl    %cl,%esi
  or     %sil,(%rbx,%rax,1)
L25:
  movzbl (%rdx),%eax
  add    $0x1,%rdx
  test   %al,%al
  je     L4
L67:
  lea    -0x30(%rax),%esi
  cmp    $0x9,%sil
  jbe    L105
  mov    %eax,%ecx
  and    $0xffffffdf,%ecx
  sub    $0x41,%ecx
  cmp    $0x5,%cl
  ja     L25
  mov    %edi,%ecx
  mov    %edi,%esi
  or     $0x20,%eax
  add    $0x1,%rdx
  not    %ecx
  sar    %esi
  movsbl %al,%eax
  add    $0x1,%edi
  shl    $0x2,%ecx
  movslq %esi,%rsi
  sub    $0x57,%eax
  and    $0x4,%ecx
  shl    %cl,%eax
  or     %al,(%rbx,%rsi,1)
  movzbl -0x1(%rdx),%eax
  test   %al,%al
  jne    L67
L4:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
  nop
L3:
  xor    %edx,%edx
  jmp    L8
```

assistant: ```c
void from_hex(const char *const hex, uint8_t *const buf) {
  int len = 0;
  int i = 0;
  while (hex[i]) {
    char c = hex[i];
    if ((c >= '0' && c <= '9') || (c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F')) {
      len++;
    }
    i++;
  }
  memset(buf, 0, (len + 1) / 2 * sizeof(unsigned char));
  i = 0;
  int bufi = 0;
  while (hex[i]) {
    char c = hex[i];
    if (c >= '0' && c <= '9') {
      buf[bufi / 2] |= (c - '0') << (bufi % 2 == 0 ? 4 : 0);
      bufi++;
    } else if ((c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F')) {
      c |= 0x20;
      buf[bufi / 2] |= (c - 'a' + 10) << (bufi % 2 == 0 ? 4 : 0);
      bufi++;
    }
    i++;
  }
}
```
user: 请将这段汇编代码片段转换成等效的C代码：

```asm
<from_hex>:
  endbr64
  push   %rbp
  mov    %rdi,%rbp
  push   %rbx
  mov    %rsi,%rbx
  sub    $0x8,%rsp
  movzbl (%rdi),%eax
  test   %al,%al
  je     L102
  lea    0x1(%rdi),%rcx
  xor    %esi,%esi
  nopl   0x0(%rax)
L18:
  lea    -0x30(%rax),%edi
  cmp    $0x9,%dil
  jbe    L68
  and    $0xffffffdf,%eax
  sub    $0x41,%eax
  cmp    $0x5,%al
  ja     L43
L68:
  add    $0x1,%esi
L43:
  movzbl (%rcx),%eax
  add    $0x1,%rcx
  test   %al,%al
  jne    L18
  lea    0x1(%rsi),%edx
  sar    %edx
L104:
  mov    %rbx,%rdi
  xor    %esi,%esi
  call   <memset@plt>
  movzbl 0x0(%rbp),%eax
  lea    0x1(%rbp),%rdx
  xor    %edi,%edi
  test   %al,%al
  jne    L14
  jmp    L28
  nopl   0x0(%rax,%rax,1)
L79:
  mov    %edi,%ecx
  mov    %edi,%eax
  add    $0x1,%edi
  not    %ecx
  sar    %eax
  shl    $0x2,%ecx
  cltq
  and    $0x4,%ecx
  shl    %cl,%esi
  or     %sil,(%rbx,%rax,1)
L109:
  movzbl (%rdx),%eax
  add    $0x1,%rdx
  test   %al,%al
  je     L28
L14:
  lea    -0x30(%rax),%esi
  cmp    $0x9,%sil
  jbe    L79
  mov    %eax,%ecx
  and    $0xffffffdf,%ecx
  sub    $0x41,%ecx
  cmp    $0x5,%cl
  ja     L109
  mov    %edi,%ecx
  mov    %edi,%esi
  or     $0x20,%eax
  add    $0x1,%rdx
  not    %ecx
  sar    %esi
  movsbl %al,%eax
  add    $0x1,%edi
  shl    $0x2,%ecx
  movslq %esi,%rsi
  sub    $0x57,%eax
  and    $0x4,%ecx
  shl    %cl,%eax
  or     %al,(%rbx,%rsi,1)
  movzbl -0x1(%rdx),%eax
  test   %al,%al
  jne    L14
L28:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
  nop
L102:
  xor    %edx,%edx
  jmp    L104
```

assistant: ```c
void from_hex(const char *const hex, uint8_t *const buf) {
  int len = 0;
  int i = 0;
  while (hex[i]) {
    char c = hex[i];
    if ((c >= '0' && c <= '9') || (c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F')) {
      len++;
    }
    i++;
  }
  memset(buf, 0, (len + 1) / 2 * sizeof(unsigned char));
  i = 0;
  int bufi = 0;
  while (hex[i]) {
    char c = hex[i];
    if (c >= '0' && c <= '9') {
      buf[bufi / 2] |= (c - '0') << (bufi % 2 == 0 ? 4 : 0);
      bufi++;
    } else if ((c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F')) {
      c |= 0x20;
      buf[bufi / 2] |= (c - 'a' + 10) << (bufi % 2 == 0 ? 4 : 0);
      bufi++;
    }
    i++;
  }
}
```
user: Translate the below assembly code into C programming language:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x90,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
L11:
  lea    -0x90(%rbp),%rax
  mov    %rax,%rsi
  lea    D32(%rip),%rax
  mov    %rax,%rdi
  call   <scanf@plt>
  lea    -0x90(%rbp),%rax
  lea    D48(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L24
  lea    D25(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  jmp    L11
L24:
  lea    -0x90(%rbp),%rax
  lea    D33(%rip),%rdx
  mov    %rdx,%rsi
  mov    %rax,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L6
  mov    $0x0,%edi
  call   <exit@plt>
  jmp    L11
L6:
  lea    D17(%rip),%rax
  mov    %rax,%rdi
  call   <printf@plt>
  jmp    L11
```

tool_calls: name: disassemble_data
arguments: label: D32
datatype: string
name: disassemble_data
arguments: label: D48
datatype: string
name: disassemble_data
arguments: label: D25
datatype: string
name: disassemble_data
arguments: label: D33
datatype: string
name: disassemble_data
arguments: label: D17
datatype: string

tool: D32: %s

tool: D48: help

tool: D25: This is help cmd!


tool: D33: quit

tool: D17: Wrong cmd!


assistant: ```c
int main() {
  char cmd[128];
  while (1) {
    scanf("%s", cmd);
    if (strcmp(cmd, "help") == 0) {
      printf("This is help cmd!\n");
    } else if (strcmp(cmd, "quit") == 0) {
      exit(0);
    } else {
      printf("Wrong cmd!\n");
    }
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<main>:
  endbr64
  push   %r14
  push   %r13
  push   %r12
  push   %rbp
  push   %rbx
  sub    $0x90,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x88(%rsp)
  xor    %eax,%eax
  lea    D31(%rip),%r12
  lea    D24(%rip),%rbp
  lea    D13(%rip),%r13
  lea    D1(%rip),%r14
  jmp    L23
L22:
  lea    D23(%rip),%rdi
  call   <printf@plt>
L23:
  mov    %rsp,%rbx
  mov    %rbx,%rsi
  mov    %r12,%rdi
  call   <scanf@plt>
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  je     L22
  mov    %rsp,%rdi
  mov    %r13,%rsi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L5
  mov    $0x0,%edi
  call   <exit@plt>
  jmp    L23
L5:
  mov    %r14,%rdi
  call   <printf@plt>
  jmp    L23
```

tool_calls: name: retrieve_data
arguments: label: D31
type_infered: string
name: retrieve_data
arguments: label: D24
type_infered: string
name: retrieve_data
arguments: label: D13
type_infered: string
name: retrieve_data
arguments: label: D1
type_infered: string
name: retrieve_data
arguments: label: D23
type_infered: string

tool: D31: %s

tool: D24: help

tool: D13: quit

tool: D1: Wrong cmd!


tool: D23: This is help cmd!


assistant: ```c
int main() {
  char cmd[128];
  while (1) {
    scanf("%s", cmd);
    if (strcmp(cmd, "help") == 0) {
      printf("This is help cmd!\n");
    } else if (strcmp(cmd, "quit") == 0) {
      exit(0);
    } else {
      printf("Wrong cmd!\n");
    }
  }
}
```
user: 下面的汇编指令对应的C源代码是什么:

```asm
<main>:
  endbr64
  push   %r15
  lea    D41(%rip),%r15
  push   %r14
  lea    D29(%rip),%r14
  push   %r13
  lea    D35(%rip),%r13
  push   %r12
  lea    D4(%rip),%r12
  push   %rbp
  lea    D10(%rip),%rbp
  push   %rbx
  sub    $0x98,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x88(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbx
  xchg   %ax,%ax
L48:
  mov    %rbx,%rsi
  mov    %r12,%rdi
  call   <scanf@plt>
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L35
  mov    %r13,%rdi
  call   <printf@plt>
  jmp    L48
  nopl   (%rax)
L35:
  mov    %r14,%rsi
  mov    %rbx,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L14
  xor    %edi,%edi
  call   <exit@plt>
  jmp    L48
  nopl   0x0(%rax)
L14:
  mov    %r15,%rdi
  call   <printf@plt>
  jmp    L48
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D41
data_type: string
name: extract_symbolic_data
arguments: data_tag: D29
data_type: string
name: extract_symbolic_data
arguments: data_tag: D35
data_type: string
name: extract_symbolic_data
arguments: data_tag: D4
data_type: string
name: extract_symbolic_data
arguments: data_tag: D10
data_type: string

tool: D41: Wrong cmd!


tool: D29: quit

tool: D35: This is help cmd!


tool: D4: %s

tool: D10: help

assistant: ```c
int main() {
  char cmd[128];
  while (1) {
    scanf("%s", cmd);
    if (strcmp(cmd, "help") == 0) {
      printf("This is help cmd!\n");
    } else if (strcmp(cmd, "quit") == 0) {
      exit(0);
    } else {
      printf("Wrong cmd!\n");
    }
  }
}
```
user: 请将以下的汇编代码转换成C语言代码：

```asm
<main>:
  endbr64
  push   %r15
  lea    D27(%rip),%r15
  push   %r14
  lea    D14(%rip),%r14
  push   %r13
  lea    D33(%rip),%r13
  push   %r12
  lea    D24(%rip),%r12
  push   %rbp
  lea    D49(%rip),%rbp
  push   %rbx
  sub    $0x98,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,0x88(%rsp)
  xor    %eax,%eax
  mov    %rsp,%rbx
  xchg   %ax,%ax
L43:
  mov    %rbx,%rsi
  mov    %r12,%rdi
  call   <scanf@plt>
  mov    %rbp,%rsi
  mov    %rbx,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L13
  mov    %r13,%rdi
  call   <printf@plt>
  jmp    L43
  nopl   (%rax)
L13:
  mov    %r14,%rsi
  mov    %rbx,%rdi
  call   <strcmp@plt>
  test   %rax,%rax
  jne    L16
  xor    %edi,%edi
  call   <exit@plt>
  jmp    L43
  nopl   0x0(%rax)
L16:
  mov    %r15,%rdi
  call   <printf@plt>
  jmp    L43
```

tool_calls: name: unpack_data
arguments: data_label: D27
data_type: string
name: unpack_data
arguments: data_label: D14
data_type: string
name: unpack_data
arguments: data_label: D33
data_type: string
name: unpack_data
arguments: data_label: D24
data_type: string
name: unpack_data
arguments: data_label: D49
data_type: string

tool: D27: Wrong cmd!


tool: D14: quit

tool: D33: This is help cmd!


tool: D24: %s

tool: D49: help

assistant: ```c
int main() {
  char cmd[128];
  while (1) {
    scanf("%s", cmd);
    if (strcmp(cmd, "help") == 0) {
      printf("This is help cmd!\n");
    } else if (strcmp(cmd, "quit") == 0) {
      exit(0);
    } else {
      printf("Wrong cmd!\n");
    }
  }
}
```
user: 请显示与下面列出的汇编代码相匹配的C语言实现：

```asm
<all_objects_click_reset>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    $0x0,%eax
  call   <box_click_reset@plt>
  mov    $0x0,%eax
  call   <button_click_reset@plt>
  nop
  pop    %rbp
  ret
```

assistant: ```c
void all_objects_click_reset(void) {
  box_click_reset();
  button_click_reset();
}
```
user: What would the C source look like for the assembly code provided here:

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

assistant: ```c
void all_objects_click_reset(void) {
  box_click_reset();
  button_click_reset();
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<all_objects_click_reset>:
  endbr64
  sub    $0x8,%rsp
  xor    %eax,%eax
  call   <box_click_reset@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  jmp    1070 <button_click_reset@plt>
```

assistant: ```c
void all_objects_click_reset(void) {
  box_click_reset();
  button_click_reset();
}
```
user: Demonstrate the C code that generates the assembly output below:

```asm
<all_objects_click_reset>:
  endbr64
  sub    $0x8,%rsp
  xor    %eax,%eax
  call   <box_click_reset@plt>
  xor    %eax,%eax
  add    $0x8,%rsp
  jmp    1070 <button_click_reset@plt>
```

assistant: ```c
void all_objects_click_reset(void) {
  box_click_reset();
  button_click_reset();
}
```