diff options
Diffstat (limited to 'src/modules/filters/scsuutf8.cpp')
| -rw-r--r-- | src/modules/filters/scsuutf8.cpp | 96 |
1 files changed, 51 insertions, 45 deletions
diff --git a/src/modules/filters/scsuutf8.cpp b/src/modules/filters/scsuutf8.cpp index d0d5ceb..aff265d 100644 --- a/src/modules/filters/scsuutf8.cpp +++ b/src/modules/filters/scsuutf8.cpp @@ -1,6 +1,6 @@ /****************************************************************************** * - * SCSUUTF8 - SWFilter decendant to convert a SCSU character to UTF-8 + * SCSUUTF8 - SWFilter descendant to convert a SCSU character to UTF-8 * */ @@ -22,6 +22,8 @@ #include <scsuutf8.h> +SWORD_NAMESPACE_START + SCSUUTF8::SCSUUTF8() { } @@ -59,11 +61,13 @@ unsigned char* SCSUUTF8::UTF8Output(unsigned long uchar, unsigned char* text) return text; } -char SCSUUTF8::ProcessText(char *text, int len, const SWKey *key, const SWModule *module) -{ +char SCSUUTF8::processText(SWBuf &text, const SWKey *key, const SWModule *module) { +/* unsigned char *to, *from; unsigned long buflen = len * FILTERPAD; char active = 0, mode = 0; + if ((unsigned long)key < 2) // hack, we're en(1)/de(0)ciphering + return -1; static unsigned short start[8] = {0x0000,0x0080,0x0100,0x0300,0x2000,0x2080,0x2100,0x3000}; static unsigned short slide[8] = {0x0080,0x00C0,0x0400,0x0600,0x0900,0x3040,0x30A0,0xFF00}; @@ -103,7 +107,7 @@ char SCSUUTF8::ProcessText(char *text, int len, const SWKey *key, const SWModule }; if (!len) - return 0; + return 0; memmove(&text[buflen - len], text, len); from = (unsigned char*)&text[buflen - len]; @@ -114,95 +118,95 @@ char SCSUUTF8::ProcessText(char *text, int len, const SWKey *key, const SWModule for (int i = 0; i < len;) { - if (i >= len) break; - c = from[i++]; + if (i >= len) break; + c = from[i++]; - if (c >= 0x80) + if (c >= 0x80) { to = UTF8Output (c - 0x80 + slide[active], to); } - else if (c >= 0x20 && c <= 0x7F) + else if (c >= 0x20 && c <= 0x7F) { to = UTF8Output (c, to); } - else if (c == 0x0 || c == 0x9 || c == 0xA || c == 0xC || c == 0xD) + else if (c == 0x0 || c == 0x9 || c == 0xA || c == 0xC || c == 0xD) { to = UTF8Output (c, to); } - else if (c >= 0x1 && c <= 0x8) /* SQn */ + else if (c >= 0x1 && c <= 0x8) // SQn { - if (i >= len) break; - /* single quote */ d = from[i++]; + if (i >= len) break; + d = from[i++]; // single quote to = UTF8Output (d < 0x80 ? d + start [c - 0x1] : d - 0x80 + slide [c - 0x1], to); } - else if (c >= 0x10 && c <= 0x17) /* SCn */ + else if (c >= 0x10 && c <= 0x17) // SCn { - /* change window */ active = c - 0x10; + active = c - 0x10; // change window } - else if (c >= 0x18 && c <= 0x1F) /* SDn */ + else if (c >= 0x18 && c <= 0x1F) // SDn { - /* define window */ active = c - 0x18; - if (i >= len) break; + active = c - 0x18; // define window + if (i >= len) break; slide [active] = win [from[i++]]; } - else if (c == 0xB) /* SDX */ + else if (c == 0xB) // SDX { - if (i >= len) break; - c = from[i++]; + if (i >= len) break; + c = from[i++]; - if (i >= len) break; - d = from[i++]; + if (i >= len) break; + d = from[i++]; slide [active = c>>5] = 0x10000 + (((c & 0x1F) << 8 | d) << 7); } - else if (c == 0xE) /* SQU */ + else if (c == 0xE) // SQU { - if (i >= len) break; - /* SQU */ c = from[i++]; + if (i >= len) break; + c = from[i++]; // SQU - if (i >= len) break; - to = UTF8Output (c << 8 | from[i++], to); - } - else if (c == 0xF) /* SCU */ + if (i >= len) break; + to = UTF8Output (c << 8 | from[i++], to); + } + else if (c == 0xF) // SCU { - /* change to Unicode mode */ mode = 1; + mode = 1; // change to Unicode mode while (mode) { - if (i >= len) break; - c = from[i++]; + if (i >= len) break; + c = from[i++]; - if (c <= 0xDF || c >= 0xF3) + if (c <= 0xDF || c >= 0xF3) { - if (i >= len) break; + if (i >= len) break; to = UTF8Output (c << 8 | from[i++], to); } - else if (c == 0xF0) /* UQU */ + else if (c == 0xF0) // UQU { - if (i >= len) break; + if (i >= len) break; c = from[i++]; - if (i >= len) break; - to = UTF8Output (c << 8 | from[i++], to); + if (i >= len) break; + to = UTF8Output (c << 8 | from[i++], to); } - else if (c >= 0xE0 && c <= 0xE7) /* UCn */ + else if (c >= 0xE0 && c <= 0xE7) // UCn { active = c - 0xE0; mode = 0; } - else if (c >= 0xE8 && c <= 0xEF) /* UDn */ + else if (c >= 0xE8 && c <= 0xEF) // UDn { - if (i >= len) break; + if (i >= len) break; slide [active=c-0xE8] = win [from[i++]]; mode = 0; } - else if (c == 0xF1) /* UDX */ + else if (c == 0xF1) // UDX { - if (i >= len) break; + if (i >= len) break; c = from[i++]; - if (i >= len) break; - d = from[i++]; + if (i >= len) break; + d = from[i++]; slide [active = c>>5] = 0x10000 + (((c & 0x1F) << 8 | d) << 7); mode = 0; @@ -215,6 +219,8 @@ char SCSUUTF8::ProcessText(char *text, int len, const SWKey *key, const SWModule *to++ = 0; *to = 0; +*/ return 0; } +SWORD_NAMESPACE_END |