ReactOS  0.4.14-dev-98-gb0d4763
decode.c File Reference
#include "jscript.h"
#include "wine/debug.h"
Include dependency graph for decode.c:

Go to the source code of this file.

Functions

 WINE_DEFAULT_DEBUG_CHANNEL (jscript)
 
static BOOL decode_dword (const WCHAR *p, DWORD *ret)
 
HRESULT decode_source (WCHAR *code)
 

Variables

static const unsigned char pick_encoding [64]
 
static const unsigned char dictionary [][3]
 
static const int digits []
 

Function Documentation

◆ decode_dword()

static BOOL decode_dword ( const WCHAR p,
DWORD ret 
)
static

Definition at line 89 of file decode.c.

90 {
91  DWORD i;
92 
93  for(i=0; i<6; i++) {
94  if(p[i] >= ARRAY_SIZE(digits) || digits[p[i]] == 0xff)
95  return FALSE;
96  }
97  if(p[6] != '=' || p[7] != '=')
98  return FALSE;
99 
100  *ret = (digits[p[0]] << 2)
101  + (digits[p[1]] >> 4)
102  + ((digits[p[1]] & 0xf) << 12)
103  + ((digits[p[2]] >> 2) << 8)
104  + ((digits[p[2]] & 0x3) << 22)
105  + (digits[p[3]] << 16)
106  + ((digits[p[4]] << 2) << 24)
107  + ((digits[p[5]] >> 4) << 24);
108  return TRUE;
109 }
#define TRUE
Definition: types.h:120
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
unsigned long DWORD
Definition: ntddk_ex.h:95
int ret
#define ARRAY_SIZE(a)
Definition: main.h:24
GLfloat GLfloat p
Definition: glext.h:8902
static const int digits[]
Definition: decode.c:71

Referenced by decode_source().

◆ decode_source()

HRESULT decode_source ( WCHAR code)

Definition at line 111 of file decode.c.

112 {
113  const WCHAR *src = code;
114  WCHAR *dst = code;
115 
116  static const WCHAR decode_beginW[] = {'#','@','~','^'};
117  static const WCHAR decode_endW[] = {'^','#','~','@'};
118 
119  while(*src) {
120  if(!strncmpW(src, decode_beginW, ARRAY_SIZE(decode_beginW))) {
121  DWORD len, i, j=0, csum, s=0;
122 
123  src += ARRAY_SIZE(decode_beginW);
124 
125  if(!decode_dword(src, &len))
126  return JS_E_INVALID_CHAR;
127 
128  src += 8;
129 
130  for(i=0; i<len; i++) {
131  if (src[i] == '@') {
132  switch(src[++i]) {
133  case '#':
134  s += dst[j++] = '\r';
135  break;
136  case '&':
137  s += dst[j++] = '\n';
138  break;
139  case '!':
140  s += dst[j++] = '<';
141  break;
142  case '*':
143  s += dst[j++] = '>';
144  break;
145  case '$':
146  s += dst[j++] = '@';
147  break;
148  default:
149  FIXME("unescape %c\n", src[i]);
150  return E_FAIL;
151  }
152  }else if (src[i] < 128) {
153  s += dst[j] = dictionary[src[i]][pick_encoding[j%64]];
154  j++;
155  }else {
156  FIXME("Unsupported char %c\n", src[i]);
157  return E_FAIL;
158  }
159  }
160 
161  src += len;
162  dst += j;
163 
164  if(!decode_dword(src, &csum) || s != csum)
165  return JS_E_INVALID_CHAR;
166  src += 8;
167 
168  if(strncmpW(src, decode_endW, ARRAY_SIZE(decode_endW)))
169  return JS_E_INVALID_CHAR;
170  src += ARRAY_SIZE(decode_endW);
171  }else {
172  *dst++ = *src++;
173  }
174  }
175 
176  *dst = 0;
177 
178  TRACE("decoded %s\n", debugstr_w(code));
179  return S_OK;
180 }
static BOOL decode_dword(const WCHAR *p, DWORD *ret)
Definition: decode.c:89
#define JS_E_INVALID_CHAR
Definition: jscript.h:546
#define E_FAIL
Definition: ddrawi.h:102
WINE_UNICODE_INLINE int strncmpW(const WCHAR *str1, const WCHAR *str2, int n)
Definition: unicode.h:235
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint i
Definition: glfuncs.h:248
#define debugstr_w
Definition: kernel32.h:32
#define FIXME(fmt,...)
Definition: debug.h:110
static const unsigned char pick_encoding[64]
Definition: decode.c:31
GLsizei GLenum const GLvoid GLsizei GLenum GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLint GLint GLint GLshort GLshort GLshort GLubyte GLubyte GLubyte GLuint GLuint GLuint GLushort GLushort GLushort GLbyte GLbyte GLbyte GLbyte GLdouble GLdouble GLdouble GLdouble GLfloat GLfloat GLfloat GLfloat GLint GLint GLint GLint GLshort GLshort GLshort GLshort GLubyte GLubyte GLubyte GLubyte GLuint GLuint GLuint GLuint GLushort GLushort GLushort GLushort GLboolean const GLdouble const GLfloat const GLint const GLshort const GLbyte const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLdouble const GLfloat const GLfloat const GLint const GLint const GLshort const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort const GLdouble const GLfloat const GLint const GLshort GLenum GLenum GLenum GLfloat GLenum GLint GLenum GLenum GLenum GLfloat GLenum GLenum GLint GLenum GLfloat GLenum GLint GLint GLushort GLenum GLenum GLfloat GLenum GLenum GLint GLfloat const GLubyte GLenum GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLint GLint GLsizei GLsizei GLint GLenum GLenum const GLvoid GLenum GLenum const GLfloat GLenum GLenum const GLint GLenum GLenum const GLdouble GLenum GLenum const GLfloat GLenum GLenum const GLint GLsizei GLuint GLfloat GLuint GLbitfield GLfloat GLint GLuint GLboolean GLenum GLfloat GLenum GLbitfield GLenum GLfloat GLfloat GLint GLint const GLfloat GLenum GLfloat GLfloat GLint GLint GLfloat GLfloat GLint GLint const GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat GLint GLfloat GLfloat const GLdouble const GLfloat const GLdouble const GLfloat GLint GLint GLint j
Definition: glfuncs.h:250
uint32_t * csum
Definition: write.c:2821
#define TRACE(s)
Definition: solgame.cpp:4
__wchar_t WCHAR
Definition: xmlstorage.h:180
unsigned long DWORD
Definition: ntddk_ex.h:95
GLenum GLsizei len
Definition: glext.h:6722
GLdouble s
Definition: gl.h:2039
GLenum src
Definition: glext.h:6340
int code
Definition: i386-dis.c:3591
#define S_OK
Definition: intsafe.h:59
#define ARRAY_SIZE(a)
Definition: main.h:24
GLenum GLenum dst
Definition: glext.h:6340
Definition: fs.h:216

Referenced by compile_script().

◆ WINE_DEFAULT_DEBUG_CHANNEL()

WINE_DEFAULT_DEBUG_CHANNEL ( jscript  )

Variable Documentation

◆ dictionary

const unsigned char dictionary[][3]
static

Definition at line 37 of file decode.c.

◆ digits

const int digits[]
static
Initial value:
= {
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0x3e, 0xff, 0xff, 0xff, 0x3f,
0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x3a, 0x3b,
0x3c, 0x3d, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06,
0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e,
0x0f, 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16,
0x17, 0x18, 0x19, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20,
0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28,
0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, 0x30,
0x31, 0x32, 0x33, 0xff, 0xff, 0xff, 0xff, 0xff}

Definition at line 71 of file decode.c.

Referenced by __get_fdigit(), __get_fdigit_or_sep(), _Initialize_get_float(), LocaleTest::_money_put_get2(), LocaleTest::_num_put_get(), _Stl_atod(), _Stl_string_to_double(), af_latin_metrics_check_digits(), complete_digits(), CRYPT_AsnDecodeGeneralizedTime(), decode_dword(), do_process_key(), format_float(), msvcrt_int_to_base32(), msvcrt_int_to_base32_w(), NumPutGetTest::num_put_float(), number(), numberf(), PICE_number(), streamout(), strntoi(), TRIO_ARGS1(), TRIO_ARGS6(), ui2ipv4(), and WPRINTF_GetLen().

◆ pick_encoding

const unsigned char pick_encoding[64]
static
Initial value:
= {
1,2,0,1,2,0,2,0,0,2,0,2,1,0,2,0,
1,0,2,0,1,1,2,0,0,2,1,0,2,0,0,2,
1,1,0,2,0,2,0,1,0,1,1,2,0,1,0,2,
1,0,2,0,1,1,2,0,0,1,1,2,0,1,0,2}

Definition at line 31 of file decode.c.

Referenced by decode_source().