ylfeng/ReF-Decompile-dataset huggingface dataset:
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<main>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  mov    %rsp,-0x48(%rbp)
  lea    -0x40(%rbp),%rsi
  lea    D1(%rip),%rdi
  call   <scanf@plt>
  mov    -0x40(%rbp),%rcx
  lea    0xf(,%rcx,8),%rax
  mov    %rax,%rsi
  and    $0xfffffffffffffff0,%rsi
  and    $0xfffffffffffff000,%rax
  mov    %rsp,%rdx
  sub    %rax,%rdx
L57:
  cmp    %rdx,%rsp
  je     L36
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  jmp    L57
L36:
  mov    %rsi,%rax
  and    $0xfff,%eax
  sub    %rax,%rsp
  test   %rax,%rax
  je     L28
  orq    $0x0,-0x8(%rsp,%rax,1)
L28:
  mov    %rsp,%r15
  test   %rcx,%rcx
  jle    L54
  mov    %r15,%rbx
  mov    $0x0,%r12d
  mov    $0x0,%r13d
  lea    D0(%rip),%r14
L35:
  mov    %rbx,%rsi
  mov    %r14,%rdi
  mov    $0x0,%eax
  call   <scanf@plt>
  add    (%rbx),%r13
  add    $0x1,%r12
  mov    -0x40(%rbp),%rcx
  add    $0x8,%rbx
  cmp    %r12,%rcx
  jg     L35
  movabs $0x5555555555555556,%rdx
  mov    %r13,%rax
  imul   %rdx
  mov    %r13,%rax
  sar    $0x3f,%rax
  sub    %rax,%rdx
  lea    (%rdx,%rdx,2),%rax
  cmp    %rax,%r13
  jne    L109
L102:
  movabs $0x5555555555555556,%rdx
  mov    %r13,%rax
  imul   %rdx
  sar    $0x3f,%r13
  sub    %r13,%rdx
  cmp    $0x1,%rcx
  jle    L31
  lea    (%rdx,%rdx,1),%r11
  sub    $0x1,%rcx
  mov    $0x0,%eax
  mov    $0x0,%edi
  mov    $0x0,%r8d
  mov    $0x0,%r9d
L66:
  mov    %r9,%rsi
  add    (%r15,%rax,8),%rsi
  mov    %rsi,%r9
  lea    (%rdi,%r8,1),%r10
  cmp    %rsi,%r11
  cmove  %r10,%rdi
  cmp    %rsi,%rdx
  sete   %sil
  movzbl %sil,%esi
  add    %rsi,%r8
  add    $0x1,%rax
  cmp    %rax,%rcx
  jne    L66
L84:
  mov    %rdi,%rsi
  lea    D0(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    -0x48(%rbp),%rsp
L3:
  mov    -0x38(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L105
  mov    $0x0,%eax
  lea    -0x28(%rbp),%rsp
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
L109:
  mov    $0x30,%edi
  call   <putchar@plt>
  mov    -0x48(%rbp),%rsp
  jmp    L3
L54:
  mov    $0x0,%r13d
  jmp    L102
L31:
  mov    $0x0,%edi
  jmp    L84
L105:
  call   <__stack_chk_fail@plt>
```

tool_calls: name: parse_data
arguments: data_label: D1
type_infered: string
name: parse_data
arguments: data_label: D0
type_infered: string

tool: D1: %lld

tool: D0: %I64d

assistant: ```c
int main() {
  long long n, s = 0, c = 0, w1 = 0, w2 = 0, i = 0;
  scanf("%lld", &n);
  long a[n];
  for (; i < n; ++i) {
    scanf("%I64d", a + i);
    s += a[i];
  }
  if (s % 3) {
    printf("0");
    return 0;
  }
  s /= 3;
  for (i = 0; i < n - 1; ++i) {
    c += a[i];
    if (c == 2 * s)
      w2 += w1;
    if (c == s)
      ++w1;
  }
  printf("%I64d", w2);
}
```
user: What would the C source look like for the assembly code provided here:

```asm
<main>:
  endbr64
  push   %rbp
  lea    D14(%rip),%rdi
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  lea    -0x40(%rbp),%rsi
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  mov    %rsp,%r13
  call   <scanf@plt>
  mov    -0x40(%rbp),%rcx
  mov    %rsp,%rsi
  lea    0xf(,%rcx,8),%rax
  mov    %rax,%rdx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rsi
  and    $0xfffffffffffffff0,%rdx
  cmp    %rsi,%rsp
  je     L99
L120:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rsi,%rsp
  jne    L120
L99:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  jne    L116
L44:
  mov    %rsp,%rbx
  mov    %rbx,-0x48(%rbp)
  test   %rcx,%rcx
  jle    L7
  xor    %r14d,%r14d
  xor    %r12d,%r12d
  lea    D27(%rip),%r15
  nop
L30:
  mov    %rbx,%rsi
  mov    %r15,%rdi
  xor    %eax,%eax
  add    $0x1,%r14
  call   <scanf@plt>
  mov    -0x40(%rbp),%rsi
  add    (%rbx),%r12
  add    $0x8,%rbx
  cmp    %r14,%rsi
  jg     L30
  movabs $0x5555555555555556,%rdx
  mov    %r12,%rax
  imul   %rdx
  mov    %r12,%rax
  sar    $0x3f,%rax
  sub    %rax,%rdx
  mov    %rdx,%r8
  lea    (%rdx,%rdx,2),%rax
  mov    %r12,%rdx
  sub    %rax,%rdx
  jne    L46
  cmp    $0x1,%rsi
  jle    L58
  mov    -0x48(%rbp),%rax
  lea    (%r8,%r8,1),%r10
  xor    %ecx,%ecx
  lea    -0x8(%rax,%rsi,8),%r9
  xor    %esi,%esi
  nopl   (%rax)
L38:
  add    (%rax),%rdx
  lea    (%rsi,%rcx,1),%rdi
  cmp    %rdx,%r10
  cmove  %rdi,%rsi
  xor    %edi,%edi
  cmp    %rdx,%r8
  sete   %dil
  add    $0x8,%rax
  add    %rdi,%rcx
  cmp    %r9,%rax
  jne    L38
L23:
  mov    %r15,%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %r13,%rsp
L94:
  mov    -0x38(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L115
  lea    -0x28(%rbp),%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
L46:
  mov    $0x30,%edi
  call   <putchar@plt>
  mov    %r13,%rsp
  jmp    L94
L116:
  orq    $0x0,-0x8(%rsp,%rdx,1)
  jmp    L44
L7:
  xor    %esi,%esi
  lea    D27(%rip),%r15
  jmp    L23
L115:
  call   <__stack_chk_fail@plt>
L58:
  xor    %esi,%esi
  jmp    L23
```

tool_calls: name: read_data
arguments: tag: D14
datatype: string
name: read_data
arguments: tag: D27
datatype: string

tool: D14: %lld

tool: D27: %I64d

assistant: ```c
int main() {
  long long n, s = 0, c = 0, w1 = 0, w2 = 0, i = 0;
  scanf("%lld", &n);
  long a[n];
  for (; i < n; ++i) {
    scanf("%I64d", a + i);
    s += a[i];
  }
  if (s % 3) {
    printf("0");
    return 0;
  }
  s /= 3;
  for (i = 0; i < n - 1; ++i) {
    c += a[i];
    if (c == 2 * s)
      w2 += w1;
    if (c == s)
      ++w1;
  }
  printf("%I64d", w2);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<main>:
  endbr64
  push   %rbp
  lea    D8(%rip),%rdi
  mov    %rsp,%rbp
  push   %r15
  push   %r14
  lea    -0x40(%rbp),%rsi
  push   %r13
  push   %r12
  push   %rbx
  sub    $0x28,%rsp
  mov    %fs:0x28,%rax
  mov    %rax,-0x38(%rbp)
  xor    %eax,%eax
  mov    %rsp,%r13
  call   <scanf@plt>
  mov    -0x40(%rbp),%rcx
  mov    %rsp,%rsi
  lea    0xf(,%rcx,8),%rax
  mov    %rax,%rdx
  and    $0xfffffffffffff000,%rax
  sub    %rax,%rsi
  and    $0xfffffffffffffff0,%rdx
  cmp    %rsi,%rsp
  je     L112
L36:
  sub    $0x1000,%rsp
  orq    $0x0,0xff8(%rsp)
  cmp    %rsi,%rsp
  jne    L36
L112:
  and    $0xfff,%edx
  sub    %rdx,%rsp
  test   %rdx,%rdx
  jne    L78
L51:
  mov    %rsp,%rbx
  mov    %rbx,-0x48(%rbp)
  test   %rcx,%rcx
  jle    L45
  xor    %r14d,%r14d
  xor    %r12d,%r12d
  lea    D15(%rip),%r15
  nop
L108:
  mov    %rbx,%rsi
  mov    %r15,%rdi
  xor    %eax,%eax
  add    $0x1,%r14
  call   <scanf@plt>
  mov    -0x40(%rbp),%rsi
  add    (%rbx),%r12
  add    $0x8,%rbx
  cmp    %r14,%rsi
  jg     L108
  movabs $0x5555555555555556,%rdx
  mov    %r12,%rax
  imul   %rdx
  mov    %r12,%rax
  sar    $0x3f,%rax
  sub    %rax,%rdx
  mov    %rdx,%r8
  lea    (%rdx,%rdx,2),%rax
  mov    %r12,%rdx
  sub    %rax,%rdx
  jne    L61
  cmp    $0x1,%rsi
  jle    L107
  mov    -0x48(%rbp),%rax
  lea    (%r8,%r8,1),%r10
  xor    %ecx,%ecx
  lea    -0x8(%rax,%rsi,8),%r9
  xor    %esi,%esi
  nopl   (%rax)
L64:
  add    (%rax),%rdx
  lea    (%rsi,%rcx,1),%rdi
  cmp    %rdx,%r10
  cmove  %rdi,%rsi
  xor    %edi,%edi
  cmp    %r8,%rdx
  sete   %dil
  add    $0x8,%rax
  add    %rdi,%rcx
  cmp    %rax,%r9
  jne    L64
L26:
  mov    %r15,%rdi
  xor    %eax,%eax
  call   <printf@plt>
  mov    %r13,%rsp
L3:
  mov    -0x38(%rbp),%rax
  sub    %fs:0x28,%rax
  jne    L92
  lea    -0x28(%rbp),%rsp
  xor    %eax,%eax
  pop    %rbx
  pop    %r12
  pop    %r13
  pop    %r14
  pop    %r15
  pop    %rbp
  ret
L61:
  mov    $0x30,%edi
  call   <putchar@plt>
  mov    %r13,%rsp
  jmp    L3
L78:
  orq    $0x0,-0x8(%rsp,%rdx,1)
  jmp    L51
L45:
  xor    %esi,%esi
  lea    D15(%rip),%r15
  jmp    L26
L92:
  call   <__stack_chk_fail@plt>
L107:
  xor    %esi,%esi
  jmp    L26
```

tool_calls: name: read_data
arguments: data_label: D8
datatype: string
name: read_data
arguments: data_label: D15
datatype: string

tool: D8: %lld

tool: D15: %I64d

assistant: ```c
int main() {
  long long n, s = 0, c = 0, w1 = 0, w2 = 0, i = 0;
  scanf("%lld", &n);
  long a[n];
  for (; i < n; ++i) {
    scanf("%I64d", a + i);
    s += a[i];
  }
  if (s % 3) {
    printf("0");
    return 0;
  }
  s /= 3;
  for (i = 0; i < n - 1; ++i) {
    c += a[i];
    if (c == 2 * s)
      w2 += w1;
    if (c == s)
      ++w1;
  }
  printf("%I64d", w2);
}
```
user: What is the c source code of the assembly code below:

```asm
<u8shiftc>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %rdi,-0x18(%rbp)
  mov    %esi,-0x1c(%rbp)
  cmpl   $0x0,-0x1c(%rbp)
  jle    L17
  movl   $0x0,-0x4(%rbp)
  jmp    L92
L87:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jne    L41
  mov    -0x18(%rbp),%rax
  jmp    L43
L41:
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  test   %al,%al
  jns    L65
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  mov    %al,-0x5(%rbp)
  jmp    L50
L13:
  addq   $0x1,-0x18(%rbp)
L50:
  shlb   -0x5(%rbp)
  movzbl -0x5(%rbp),%eax
  test   %al,%al
  js     L13
L65:
  addq   $0x1,-0x18(%rbp)
  addl   $0x1,-0x4(%rbp)
L92:
  mov    -0x4(%rbp),%eax
  cmp    -0x1c(%rbp),%eax
  jl     L87
  jmp    L45
L17:
  cmpl   $0x0,-0x1c(%rbp)
  jns    L45
  subq   $0x1,-0x18(%rbp)
L45:
  mov    -0x18(%rbp),%rax
L43:
  pop    %rbp
  ret
```

assistant: ```c
char *u8shiftc(char *str, int len) {
  if (len > 0)
    for (int i = 0; i < len; ++i) {
      if (*str == 0)
        return str;
      if (*str < 0) {
        unsigned char c = *str;
        while ((c <<= 1) & 128)
          ++str;
      }
      ++str;
    }
  else if (len < 0)
    do {
      --str;
    } while (*str && 192 == 128);
  return str;
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<u8shiftc>:
  endbr64
  test   %esi,%esi
  jle    L17
  mov    $0x0,%eax
  jmp    L14
L13:
  add    $0x1,%rdi
  add    $0x1,%eax
  cmp    %eax,%esi
  je     L28
L14:
  movzbl (%rdi),%edx
  test   %dl,%dl
  je     L53
  jns    L13
  add    %dl,%dl
  jns    L13
L42:
  add    $0x1,%rdi
  add    %dl,%dl
  js     L42
  jmp    L13
L28:
  mov    %rdi,%rax
  ret
L17:
  cmp    $0x80000000,%esi
  mov    %rdi,%rax
  adc    $0xffffffffffffffff,%rax
  ret
L53:
  mov    %rdi,%rax
  ret
```

assistant: ```c
char *u8shiftc(char *str, int len) {
  if (len > 0)
    for (int i = 0; i < len; ++i) {
      if (*str == 0)
        return str;
      if (*str < 0) {
        unsigned char c = *str;
        while ((c <<= 1) & 128)
          ++str;
      }
      ++str;
    }
  else if (len < 0)
    do {
      --str;
    } while (*str && 192 == 128);
  return str;
}
```
user: 请将这段汇编代码片段转换成等效的C代码:

```asm
<u8shiftc>:
  endbr64
  mov    %rdi,%rax
  test   %esi,%esi
  jle    L8
  xor    %ecx,%ecx
  jmp    L54
  nop
L53:
  add    $0x1,%ecx
  add    $0x1,%rax
  cmp    %ecx,%esi
  je     L39
  nopl   0x0(%rax,%rax,1)
L54:
  movzbl (%rax),%edx
  test   %dl,%dl
  je     L42
  js     L1
  add    $0x1,%ecx
  add    $0x1,%rax
  cmp    %ecx,%esi
  jne    L54
L39:
  ret
  nopl   (%rax)
L12:
  add    $0x1,%rax
L1:
  add    %dl,%dl
  js     L12
  jmp    L53
  nopw   0x0(%rax,%rax,1)
L8:
  cmp    $0x1,%esi
  adc    $0xffffffffffffffff,%rax
L42:
  ret
```

assistant: ```c
char *u8shiftc(char *str, int len) {
  if (len > 0)
    for (int i = 0; i < len; ++i) {
      if (*str == 0)
        return str;
      if (*str < 0) {
        unsigned char c = *str;
        while ((c <<= 1) & 128)
          ++str;
      }
      ++str;
    }
  else if (len < 0)
    do {
      --str;
    } while (*str && 192 == 128);
  return str;
}
```
user: What is the c source code of the assembly code below:

```asm
<u8shiftc>:
  endbr64
  mov    %rdi,%rax
  test   %esi,%esi
  jle    L19
  xor    %ecx,%ecx
  jmp    L75
  nop
L5:
  add    $0x1,%ecx
  add    $0x1,%rax
  cmp    %ecx,%esi
  je     L10
  nopl   0x0(%rax,%rax,1)
L75:
  movzbl (%rax),%edx
  test   %dl,%dl
  je     L52
  js     L32
  add    $0x1,%ecx
  add    $0x1,%rax
  cmp    %ecx,%esi
  jne    L75
L10:
  ret
  nopl   (%rax)
L54:
  add    $0x1,%rax
L32:
  add    %dl,%dl
  js     L54
  jmp    L5
  nopw   0x0(%rax,%rax,1)
L19:
  cmp    $0x1,%esi
  adc    $0xffffffffffffffff,%rax
L52:
  ret
```

assistant: ```c
char *u8shiftc(char *str, int len) {
  if (len > 0)
    for (int i = 0; i < len; ++i) {
      if (*str == 0)
        return str;
      if (*str < 0) {
        unsigned char c = *str;
        while ((c <<= 1) & 128)
          ++str;
      }
      ++str;
    }
  else if (len < 0)
    do {
      --str;
    } while (*str && 192 == 128);
  return str;
}
```
user: What is the c source code of the assembly code below:

```asm
<ProcessLine>:
  endbr64
  push   %r12
  mov    %edx,%r12d
  push   %rbp
  mov    %rsi,%rbp
  mov    %edx,%esi
  mov    %rbp,%rdi
  sub    $0x8,%rsp
  call   <GPSChecksumOK@plt>
  test   %rax,%rax
  je     L58
  movzbl 0x1(%rbp),%esi
  movzbl 0x2(%rbp),%edx
  movzbl 0x3(%rbp),%ecx
  movzbl 0x4(%rbp),%r8d
  movzbl 0x5(%rbp),%r9d
  cmp    $0x47,%sil
  je     L171
L162:
  add    $0x8,%rsp
  lea    D3(%rip),%rdi
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  jmp    10a0 <printf@plt>
  nopl   0x0(%rax)
L171:
  cmp    $0x50,%dl
  jne    L162
  cmp    $0x52,%cl
  je     L100
  cmp    $0x47,%cl
  je     L50
  cmp    $0x56,%cl
  jne    L162
  cmp    $0x54,%r8b
  jne    L162
  cmp    $0x47,%r9b
  jne    L162
L89:
  add    $0x8,%rsp
  pop    %rbp
  pop    %r12
  ret
L58:
  add    $0x8,%rsp
  lea    D0(%rip),%rdi
  pop    %rbp
  pop    %r12
  jmp    1090 <puts@plt>
  nopl   0x0(%rax,%rax,1)
L50:
  cmp    $0x47,%r8b
  je     L87
  cmp    $0x53,%r8b
  je     L61
  cmp    $0x4c,%r8b
  jne    L162
  cmp    $0x4c,%r9b
  jne    L162
  jmp    L89
  nopw   0x0(%rax,%rax,1)
L100:
  cmp    $0x4d,%r8b
  jne    L162
  cmp    $0x43,%r9b
  jne    L162
  mov    %r12d,%esi
  mov    %rbp,%rdi
  call   <ProcessGPRMCCommand@plt>
L169:
  add    $0x8,%rsp
  mov    %rbp,%rsi
  lea    D11(%rip),%rdi
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  jmp    10a0 <printf@plt>
L61:
  cmp    $0x56,%r9b
  je     L89
  cmp    $0x41,%r9b
  jne    L162
  jmp    L89
L87:
  cmp    $0x41,%r9b
  jne    L162
  mov    %r12d,%esi
  mov    %rbp,%rdi
  call   <ProcessGPGGACommand@plt>
  jmp    L169
```

tool_calls: name: read_data
arguments: tag: D3
type_infered: string
name: read_data
arguments: tag: D0
type_infered: string
name: read_data
arguments: tag: D11
type_infered: string

tool: D3: Unknown NMEA sentence %c%c%c%c%c


tool: D0: Bad checksum

tool: D11: %s

assistant: ```c
void ProcessLine(int fd, unsigned char *Buffer, int Count) {
  if (GPSChecksumOK(Buffer, Count)) {
    if ((Buffer[1] == 'G') && (Buffer[2] == 'P') && (Buffer[3] == 'R') && (Buffer[4] == 'M') && (Buffer[5] == 'C')) {
      ProcessGPRMCCommand(Buffer, Count);
      printf("%s", Buffer);
    } else if ((Buffer[1] == 'G') && (Buffer[2] == 'P') && (Buffer[3] == 'G') && (Buffer[4] == 'G') && (Buffer[5] == 'A')) {
      ProcessGPGGACommand(Buffer, Count);
      printf("%s", Buffer);
    } else if ((Buffer[1] == 'G') && (Buffer[2] == 'P') && (Buffer[3] == 'G') && (Buffer[4] == 'S') && (Buffer[5] == 'V')) {
    } else if ((Buffer[1] == 'G') && (Buffer[2] == 'P') && (Buffer[3] == 'G') && (Buffer[4] == 'L') && (Buffer[5] == 'L')) {
    } else if ((Buffer[1] == 'G') && (Buffer[2] == 'P') && (Buffer[3] == 'G') && (Buffer[4] == 'S') && (Buffer[5] == 'A')) {
    } else if ((Buffer[1] == 'G') && (Buffer[2] == 'P') && (Buffer[3] == 'V') && (Buffer[4] == 'T') && (Buffer[5] == 'G')) {
    } else {
      printf("Unknown NMEA sentence %c%c%c%c%c\r\n", Buffer[1], Buffer[2], Buffer[3], Buffer[4], Buffer[5]);
    }
  } else {
    printf("Bad checksum\r\n");
  }
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<ProcessLine>:
  endbr64
  push   %r12
  mov    %edx,%r12d
  push   %rbp
  mov    %rsi,%rbp
  mov    %edx,%esi
  mov    %rbp,%rdi
  sub    $0x8,%rsp
  call   <GPSChecksumOK@plt>
  test   %rax,%rax
  je     L84
  movzbl 0x1(%rbp),%esi
  movzbl 0x2(%rbp),%edx
  movzbl 0x3(%rbp),%ecx
  movzbl 0x4(%rbp),%r8d
  movzbl 0x5(%rbp),%r9d
  cmp    $0x47,%sil
  je     L93
L10:
  add    $0x8,%rsp
  lea    D21(%rip),%rdi
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  jmp    10a0 <printf@plt>
  nopl   0x0(%rax)
L93:
  cmp    $0x50,%dl
  jne    L10
  cmp    $0x52,%cl
  je     L159
  cmp    $0x47,%cl
  je     L161
  cmp    $0x56,%cl
  jne    L10
  cmp    $0x54,%r8b
  jne    L10
  cmp    $0x47,%r9b
  jne    L10
L115:
  add    $0x8,%rsp
  pop    %rbp
  pop    %r12
  ret
L84:
  add    $0x8,%rsp
  lea    D2(%rip),%rdi
  pop    %rbp
  pop    %r12
  jmp    1090 <puts@plt>
  nopl   0x0(%rax,%rax,1)
L161:
  cmp    $0x47,%r8b
  je     L4
  cmp    $0x53,%r8b
  je     L53
  cmp    $0x4c,%r8b
  jne    L10
  cmp    $0x4c,%r9b
  jne    L10
  jmp    L115
  nopw   0x0(%rax,%rax,1)
L159:
  cmp    $0x4d,%r8b
  jne    L10
  cmp    $0x43,%r9b
  jne    L10
  mov    %r12d,%esi
  mov    %rbp,%rdi
  call   <ProcessGPRMCCommand@plt>
L134:
  add    $0x8,%rsp
  mov    %rbp,%rsi
  lea    D5(%rip),%rdi
  xor    %eax,%eax
  pop    %rbp
  pop    %r12
  jmp    10a0 <printf@plt>
L53:
  cmp    $0x56,%r9b
  je     L115
  cmp    $0x41,%r9b
  jne    L10
  jmp    L115
L4:
  cmp    $0x41,%r9b
  jne    L10
  mov    %r12d,%esi
  mov    %rbp,%rdi
  call   <ProcessGPGGACommand@plt>
  jmp    L134
```

tool_calls: name: extract_symbolic_data
arguments: data_tag: D21
data_type: string
name: extract_symbolic_data
arguments: data_tag: D2
data_type: string
name: extract_symbolic_data
arguments: data_tag: D5
data_type: string

tool: D21: Unknown NMEA sentence %c%c%c%c%c


tool: D2: Bad checksum

tool: D5: %s

assistant: ```c
void ProcessLine(int fd, unsigned char *Buffer, int Count) {
  if (GPSChecksumOK(Buffer, Count)) {
    if ((Buffer[1] == 'G') && (Buffer[2] == 'P') && (Buffer[3] == 'R') && (Buffer[4] == 'M') && (Buffer[5] == 'C')) {
      ProcessGPRMCCommand(Buffer, Count);
      printf("%s", Buffer);
    } else if ((Buffer[1] == 'G') && (Buffer[2] == 'P') && (Buffer[3] == 'G') && (Buffer[4] == 'G') && (Buffer[5] == 'A')) {
      ProcessGPGGACommand(Buffer, Count);
      printf("%s", Buffer);
    } else if ((Buffer[1] == 'G') && (Buffer[2] == 'P') && (Buffer[3] == 'G') && (Buffer[4] == 'S') && (Buffer[5] == 'V')) {
    } else if ((Buffer[1] == 'G') && (Buffer[2] == 'P') && (Buffer[3] == 'G') && (Buffer[4] == 'L') && (Buffer[5] == 'L')) {
    } else if ((Buffer[1] == 'G') && (Buffer[2] == 'P') && (Buffer[3] == 'G') && (Buffer[4] == 'S') && (Buffer[5] == 'A')) {
    } else if ((Buffer[1] == 'G') && (Buffer[2] == 'P') && (Buffer[3] == 'V') && (Buffer[4] == 'T') && (Buffer[5] == 'G')) {
    } else {
      printf("Unknown NMEA sentence %c%c%c%c%c\r\n", Buffer[1], Buffer[2], Buffer[3], Buffer[4], Buffer[5]);
    }
  } else {
    printf("Bad checksum\r\n");
  }
}
```
user: What is the c source code of the assembly code below:

```asm
<sock_recv_string>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  mov    %edi,-0x4(%rbp)
  mov    %rsi,-0x10(%rbp)
  mov    %rdx,-0x18(%rbp)
  mov    $0xffffffff,%eax
  pop    %rbp
  ret
```

assistant: ```c
int sock_recv_string(int fd, char *dest, size_t maxlen) {
  char *err;
  int i;
  return -1;
  if (!dest)
    return -1;
  if (maxlen <= 0)
    return 0;
  for (i = 0; (size_t)i < maxlen && (read(fd, dest + i, 1) > 0); i++)
    if (dest[i] == 0 || dest[i] == '\n')
      break;
  if (err == NULL) {
    fprintf(stderr, "sock_recv_string: socket read error\n");
    return -1;
  }
  printf("sock_recv_string: Got message \"%s\"\n", dest);
  return strlen(dest);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<sock_recv_string>:
  endbr64
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int sock_recv_string(int fd, char *dest, size_t maxlen) {
  char *err;
  int i;
  return -1;
  if (!dest)
    return -1;
  if (maxlen <= 0)
    return 0;
  for (i = 0; (size_t)i < maxlen && (read(fd, dest + i, 1) > 0); i++)
    if (dest[i] == 0 || dest[i] == '\n')
      break;
  if (err == NULL) {
    fprintf(stderr, "sock_recv_string: socket read error\n");
    return -1;
  }
  printf("sock_recv_string: Got message \"%s\"\n", dest);
  return strlen(dest);
}
```
user: Please show me the C implementation that matches the assembly code listed below:

```asm
<sock_recv_string>:
  endbr64
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int sock_recv_string(int fd, char *dest, size_t maxlen) {
  char *err;
  int i;
  return -1;
  if (!dest)
    return -1;
  if (maxlen <= 0)
    return 0;
  for (i = 0; (size_t)i < maxlen && (read(fd, dest + i, 1) > 0); i++)
    if (dest[i] == 0 || dest[i] == '\n')
      break;
  if (err == NULL) {
    fprintf(stderr, "sock_recv_string: socket read error\n");
    return -1;
  }
  printf("sock_recv_string: Got message \"%s\"\n", dest);
  return strlen(dest);
}
```
user: Converte this assembly snippet into its equivalent C code:

```asm
<sock_recv_string>:
  endbr64
  mov    $0xffffffff,%eax
  ret
```

assistant: ```c
int sock_recv_string(int fd, char *dest, size_t maxlen) {
  char *err;
  int i;
  return -1;
  if (!dest)
    return -1;
  if (maxlen <= 0)
    return 0;
  for (i = 0; (size_t)i < maxlen && (read(fd, dest + i, 1) > 0); i++)
    if (dest[i] == 0 || dest[i] == '\n')
      break;
  if (err == NULL) {
    fprintf(stderr, "sock_recv_string: socket read error\n");
    return -1;
  }
  printf("sock_recv_string: Got message \"%s\"\n", dest);
  return strlen(dest);
}
```
user: 请从给定的汇编指令推导出C源代码:

```asm
<RandomFunc>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x20,%rsp
  mov    %rdi,-0x18(%rbp)
  mov    %rsi,-0x20(%rbp)
  mov    %fs:0x28,%rax
  mov    %rax,-0x8(%rbp)
  xor    %eax,%eax
  mov    -0x18(%rbp),%rax
  movzbl (%rax),%eax
  sub    $0x25,%eax
  mov    %al,-0x9(%rbp)
  movb   $0x0,-0xa(%rbp)
  jmp    L17
L1:
  movzbl -0x9(%rbp),%eax
  mov    %eax,%edx
  movzbl -0x9(%rbp),%eax
  movzbl %al,%eax
  shl    $0x4,%eax
  and    $0xfffffff0,%eax
  or     %edx,%eax
  mov    %al,-0x9(%rbp)
  movzbl -0xa(%rbp),%eax
  add    $0x1,%eax
  mov    %al,-0xa(%rbp)
L17:
  cmpb   $0x0,-0xa(%rbp)
  je     L1
  movzbl -0x9(%rbp),%eax
  xor    $0xffffffec,%eax
  mov    %eax,%edx
  mov    -0x20(%rbp),%rax
  mov    %dl,(%rax)
  nop
  mov    -0x8(%rbp),%rax
  sub    %fs:0x28,%rax
  je     L27
  call   <__stack_chk_fail@plt>
L27:
  leave
  ret
```

assistant: ```c
void RandomFunc(unsigned char input[1], unsigned char output[1]) {
  unsigned char state[1];
  unsigned char local1;
  {
    state[0UL] = input[0UL] + (unsigned char)219;
    local1 = 0UL;
    while (local1 < 1UL) {
      state[0UL] |= (state[0UL] & (unsigned char)63) << 4UL;
      local1++;
    }
    output[0UL] = state[0UL] ^ (unsigned char)236;
  }
}
```
user: 提供的汇编代码用C语言表示会是什么样子:

```asm
<RandomFunc>:
  endbr64
  movzbl (%rdi),%edx
  sub    $0x25,%edx
  mov    %edx,%eax
  shl    $0x4,%eax
  or     %edx,%eax
  xor    $0xffffffec,%eax
  mov    %al,(%rsi)
  ret
```

assistant: ```c
void RandomFunc(unsigned char input[1], unsigned char output[1]) {
  unsigned char state[1];
  unsigned char local1;
  {
    state[0UL] = input[0UL] + (unsigned char)219;
    local1 = 0UL;
    while (local1 < 1UL) {
      state[0UL] |= (state[0UL] & (unsigned char)63) << 4UL;
      local1++;
    }
    output[0UL] = state[0UL] ^ (unsigned char)236;
  }
}
```
user: 下面的汇编指令对应的C源代码是什么：

```asm
<RandomFunc>:
  endbr64
  movzbl (%rdi),%edx
  sub    $0x25,%edx
  mov    %edx,%eax
  shl    $0x4,%eax
  or     %edx,%eax
  xor    $0xffffffec,%eax
  mov    %al,(%rsi)
  ret
```

assistant: ```c
void RandomFunc(unsigned char input[1], unsigned char output[1]) {
  unsigned char state[1];
  unsigned char local1;
  {
    state[0UL] = input[0UL] + (unsigned char)219;
    local1 = 0UL;
    while (local1 < 1UL) {
      state[0UL] |= (state[0UL] & (unsigned char)63) << 4UL;
      local1++;
    }
    output[0UL] = state[0UL] ^ (unsigned char)236;
  }
}
```