diff options
Diffstat (limited to 'src/Common/libzip/zip_utf-8.c')
-rw-r--r-- | src/Common/libzip/zip_utf-8.c | 101 |
1 files changed, 39 insertions, 62 deletions
diff --git a/src/Common/libzip/zip_utf-8.c b/src/Common/libzip/zip_utf-8.c index f38eea04..8f02f88a 100644 --- a/src/Common/libzip/zip_utf-8.c +++ b/src/Common/libzip/zip_utf-8.c @@ -17,7 +17,7 @@ 3. The names of the authors may not be used to endorse or promote products derived from this software without specific prior written permission. - + THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE @@ -39,83 +39,65 @@ static const zip_uint16_t _cp437_to_unicode[256] = { /* 0x00 - 0x0F */ - 0x2007, 0x263A, 0x263B, 0x2665, 0x2666, 0x2663, 0x2660, 0x2022, - 0x25D8, 0x25CB, 0x25D9, 0x2642, 0x2640, 0x266A, 0x266B, 0x263C, + 0x2007, 0x263A, 0x263B, 0x2665, 0x2666, 0x2663, 0x2660, 0x2022, 0x25D8, 0x25CB, 0x25D9, 0x2642, 0x2640, 0x266A, 0x266B, 0x263C, /* 0x10 - 0x1F */ - 0x25BA, 0x25C4, 0x2195, 0x203C, 0x00B6, 0x00A7, 0x25AC, 0x21A8, - 0x2191, 0x2193, 0x2192, 0x2190, 0x221F, 0x2194, 0x25B2, 0x25BC, + 0x25BA, 0x25C4, 0x2195, 0x203C, 0x00B6, 0x00A7, 0x25AC, 0x21A8, 0x2191, 0x2193, 0x2192, 0x2190, 0x221F, 0x2194, 0x25B2, 0x25BC, /* 0x20 - 0x2F */ - 0x0020, 0x0021, 0x0022, 0x0023, 0x0024, 0x0025, 0x0026, 0x0027, - 0x0028, 0x0029, 0x002A, 0x002B, 0x002C, 0x002D, 0x002E, 0x002F, + 0x0020, 0x0021, 0x0022, 0x0023, 0x0024, 0x0025, 0x0026, 0x0027, 0x0028, 0x0029, 0x002A, 0x002B, 0x002C, 0x002D, 0x002E, 0x002F, /* 0x30 - 0x3F */ - 0x0030, 0x0031, 0x0032, 0x0033, 0x0034, 0x0035, 0x0036, 0x0037, - 0x0038, 0x0039, 0x003A, 0x003B, 0x003C, 0x003D, 0x003E, 0x003F, + 0x0030, 0x0031, 0x0032, 0x0033, 0x0034, 0x0035, 0x0036, 0x0037, 0x0038, 0x0039, 0x003A, 0x003B, 0x003C, 0x003D, 0x003E, 0x003F, /* 0x40 - 0x4F */ - 0x0040, 0x0041, 0x0042, 0x0043, 0x0044, 0x0045, 0x0046, 0x0047, - 0x0048, 0x0049, 0x004A, 0x004B, 0x004C, 0x004D, 0x004E, 0x004F, + 0x0040, 0x0041, 0x0042, 0x0043, 0x0044, 0x0045, 0x0046, 0x0047, 0x0048, 0x0049, 0x004A, 0x004B, 0x004C, 0x004D, 0x004E, 0x004F, /* 0x50 - 0x5F */ - 0x0050, 0x0051, 0x0052, 0x0053, 0x0054, 0x0055, 0x0056, 0x0057, - 0x0058, 0x0059, 0x005A, 0x005B, 0x005C, 0x005D, 0x005E, 0x005F, + 0x0050, 0x0051, 0x0052, 0x0053, 0x0054, 0x0055, 0x0056, 0x0057, 0x0058, 0x0059, 0x005A, 0x005B, 0x005C, 0x005D, 0x005E, 0x005F, /* 0x60 - 0x6F */ - 0x0060, 0x0061, 0x0062, 0x0063, 0x0064, 0x0065, 0x0066, 0x0067, - 0x0068, 0x0069, 0x006A, 0x006B, 0x006C, 0x006D, 0x006E, 0x006F, + 0x0060, 0x0061, 0x0062, 0x0063, 0x0064, 0x0065, 0x0066, 0x0067, 0x0068, 0x0069, 0x006A, 0x006B, 0x006C, 0x006D, 0x006E, 0x006F, /* 0x70 - 0x7F */ - 0x0070, 0x0071, 0x0072, 0x0073, 0x0074, 0x0075, 0x0076, 0x0077, - 0x0078, 0x0079, 0x007A, 0x007B, 0x007C, 0x007D, 0x007E, 0x2302, + 0x0070, 0x0071, 0x0072, 0x0073, 0x0074, 0x0075, 0x0076, 0x0077, 0x0078, 0x0079, 0x007A, 0x007B, 0x007C, 0x007D, 0x007E, 0x2302, /* 0x80 - 0x8F */ - 0x00C7, 0x00FC, 0x00E9, 0x00E2, 0x00E4, 0x00E0, 0x00E5, 0x00E7, - 0x00EA, 0x00EB, 0x00E8, 0x00EF, 0x00EE, 0x00EC, 0x00C4, 0x00C5, + 0x00C7, 0x00FC, 0x00E9, 0x00E2, 0x00E4, 0x00E0, 0x00E5, 0x00E7, 0x00EA, 0x00EB, 0x00E8, 0x00EF, 0x00EE, 0x00EC, 0x00C4, 0x00C5, /* 0x90 - 0x9F */ - 0x00C9, 0x00E6, 0x00C6, 0x00F4, 0x00F6, 0x00F2, 0x00FB, 0x00F9, - 0x00FF, 0x00D6, 0x00DC, 0x00A2, 0x00A3, 0x00A5, 0x20A7, 0x0192, + 0x00C9, 0x00E6, 0x00C6, 0x00F4, 0x00F6, 0x00F2, 0x00FB, 0x00F9, 0x00FF, 0x00D6, 0x00DC, 0x00A2, 0x00A3, 0x00A5, 0x20A7, 0x0192, /* 0xA0 - 0xAF */ - 0x00E1, 0x00ED, 0x00F3, 0x00FA, 0x00F1, 0x00D1, 0x00AA, 0x00BA, - 0x00BF, 0x2310, 0x00AC, 0x00BD, 0x00BC, 0x00A1, 0x00AB, 0x00BB, + 0x00E1, 0x00ED, 0x00F3, 0x00FA, 0x00F1, 0x00D1, 0x00AA, 0x00BA, 0x00BF, 0x2310, 0x00AC, 0x00BD, 0x00BC, 0x00A1, 0x00AB, 0x00BB, /* 0xB0 - 0xBF */ - 0x2591, 0x2592, 0x2593, 0x2502, 0x2524, 0x2561, 0x2562, 0x2556, - 0x2555, 0x2563, 0x2551, 0x2557, 0x255D, 0x255C, 0x255B, 0x2510, + 0x2591, 0x2592, 0x2593, 0x2502, 0x2524, 0x2561, 0x2562, 0x2556, 0x2555, 0x2563, 0x2551, 0x2557, 0x255D, 0x255C, 0x255B, 0x2510, /* 0xC0 - 0xCF */ - 0x2514, 0x2534, 0x252C, 0x251C, 0x2500, 0x253C, 0x255E, 0x255F, - 0x255A, 0x2554, 0x2569, 0x2566, 0x2560, 0x2550, 0x256C, 0x2567, + 0x2514, 0x2534, 0x252C, 0x251C, 0x2500, 0x253C, 0x255E, 0x255F, 0x255A, 0x2554, 0x2569, 0x2566, 0x2560, 0x2550, 0x256C, 0x2567, /* 0xD0 - 0xDF */ - 0x2568, 0x2564, 0x2565, 0x2559, 0x2558, 0x2552, 0x2553, 0x256B, - 0x256A, 0x2518, 0x250C, 0x2588, 0x2584, 0x258C, 0x2590, 0x2580, + 0x2568, 0x2564, 0x2565, 0x2559, 0x2558, 0x2552, 0x2553, 0x256B, 0x256A, 0x2518, 0x250C, 0x2588, 0x2584, 0x258C, 0x2590, 0x2580, /* 0xE0 - 0xEF */ - 0x03B1, 0x00DF, 0x0393, 0x03C0, 0x03A3, 0x03C3, 0x00B5, 0x03C4, - 0x03A6, 0x0398, 0x03A9, 0x03B4, 0x221E, 0x03C6, 0x03B5, 0x2229, + 0x03B1, 0x00DF, 0x0393, 0x03C0, 0x03A3, 0x03C3, 0x00B5, 0x03C4, 0x03A6, 0x0398, 0x03A9, 0x03B4, 0x221E, 0x03C6, 0x03B5, 0x2229, /* 0xF0 - 0xFF */ - 0x2261, 0x00B1, 0x2265, 0x2264, 0x2320, 0x2321, 0x00F7, 0x2248, - 0x00B0, 0x2219, 0x00B7, 0x221A, 0x207F, 0x00B2, 0x25A0, 0x00A0 -}; - -#define UTF_8_LEN_2_MASK 0xe0 -#define UTF_8_LEN_2_MATCH 0xc0 -#define UTF_8_LEN_3_MASK 0xf0 -#define UTF_8_LEN_3_MATCH 0xe0 -#define UTF_8_LEN_4_MASK 0xf8 -#define UTF_8_LEN_4_MATCH 0xf0 -#define UTF_8_CONTINUE_MASK 0xc0 + 0x2261, 0x00B1, 0x2265, 0x2264, 0x2320, 0x2321, 0x00F7, 0x2248, 0x00B0, 0x2219, 0x00B7, 0x221A, 0x207F, 0x00B2, 0x25A0, 0x00A0}; + +#define UTF_8_LEN_2_MASK 0xe0 +#define UTF_8_LEN_2_MATCH 0xc0 +#define UTF_8_LEN_3_MASK 0xf0 +#define UTF_8_LEN_3_MATCH 0xe0 +#define UTF_8_LEN_4_MASK 0xf8 +#define UTF_8_LEN_4_MATCH 0xf0 +#define UTF_8_CONTINUE_MASK 0xc0 #define UTF_8_CONTINUE_MATCH 0x80 zip_encoding_type_t -_zip_guess_encoding(zip_string_t *str, zip_encoding_type_t expected_encoding) -{ +_zip_guess_encoding(zip_string_t *str, zip_encoding_type_t expected_encoding) { zip_encoding_type_t enc; const zip_uint8_t *name; zip_uint32_t i, j, ulen; @@ -129,7 +111,7 @@ _zip_guess_encoding(zip_string_t *str, zip_encoding_type_t expected_encoding) enc = str->encoding; else { enc = ZIP_ENCODING_ASCII; - for (i=0; i<str->length; i++) { + for (i = 0; i < str->length; i++) { if ((name[i] > 31 && name[i] < 128) || name[i] == '\r' || name[i] == '\n' || name[i] == '\t') continue; @@ -150,8 +132,8 @@ _zip_guess_encoding(zip_string_t *str, zip_encoding_type_t expected_encoding) break; } - for (j=1; j<=ulen; j++) { - if ((name[i+j] & UTF_8_CONTINUE_MASK) != UTF_8_CONTINUE_MATCH) { + for (j = 1; j <= ulen; j++) { + if ((name[i + j] & UTF_8_CONTINUE_MASK) != UTF_8_CONTINUE_MATCH) { enc = ZIP_ENCODING_CP437; goto done; } @@ -170,14 +152,13 @@ done: if (expected_encoding != enc && enc != ZIP_ENCODING_ASCII) return ZIP_ENCODING_ERROR; } - + return enc; } static zip_uint32_t -_zip_unicode_to_utf8_len(zip_uint32_t codepoint) -{ +_zip_unicode_to_utf8_len(zip_uint32_t codepoint) { if (codepoint < 0x0080) return 1; if (codepoint < 0x0800) @@ -189,8 +170,7 @@ _zip_unicode_to_utf8_len(zip_uint32_t codepoint) static zip_uint32_t -_zip_unicode_to_utf8(zip_uint32_t codepoint, zip_uint8_t *buf) -{ +_zip_unicode_to_utf8(zip_uint32_t codepoint, zip_uint8_t *buf) { if (codepoint < 0x0080) { buf[0] = codepoint & 0xff; return 1; @@ -215,9 +195,7 @@ _zip_unicode_to_utf8(zip_uint32_t codepoint, zip_uint8_t *buf) zip_uint8_t * -_zip_cp437_to_utf8(const zip_uint8_t * const _cp437buf, zip_uint32_t len, - zip_uint32_t *utf8_lenp, zip_error_t *error) -{ +_zip_cp437_to_utf8(const zip_uint8_t *const _cp437buf, zip_uint32_t len, zip_uint32_t *utf8_lenp, zip_error_t *error) { zip_uint8_t *cp437buf = (zip_uint8_t *)_cp437buf; zip_uint8_t *utf8buf; zip_uint32_t buflen, i, offset; @@ -229,21 +207,20 @@ _zip_cp437_to_utf8(const zip_uint8_t * const _cp437buf, zip_uint32_t len, } buflen = 1; - for (i=0; i<len; i++) + for (i = 0; i < len; i++) buflen += _zip_unicode_to_utf8_len(_cp437_to_unicode[cp437buf[i]]); - if ((utf8buf=(zip_uint8_t*)malloc(buflen)) == NULL) { + if ((utf8buf = (zip_uint8_t *)malloc(buflen)) == NULL) { zip_error_set(error, ZIP_ER_MEMORY, 0); return NULL; } offset = 0; - for (i=0; i<len; i++) - offset += _zip_unicode_to_utf8(_cp437_to_unicode[cp437buf[i]], - utf8buf+offset); + for (i = 0; i < len; i++) + offset += _zip_unicode_to_utf8(_cp437_to_unicode[cp437buf[i]], utf8buf + offset); - utf8buf[buflen-1] = 0; + utf8buf[buflen - 1] = 0; if (utf8_lenp) - *utf8_lenp = buflen-1; + *utf8_lenp = buflen - 1; return utf8buf; } |