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a86f92136e
- Updated for new build system (2/28/2013) - declaration-after-statement no longer breaking MSVC build - Source files and scripts now contain appropriate license info - media/webvtt/update.sh no longer hiding unexpected/significant errors.
144 lines
4.9 KiB
C
144 lines
4.9 KiB
C
/**
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* Copyright (c) 2013 Mozilla Foundation and Contributors
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __INTERN_STRING_H__
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# define __INTERN_STRING_H__
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# include <webvtt/string.h>
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# define UTF8_AMPERSAND (0x26)
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# define UTF8_LESS_THAN (0x3C)
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# define UTF8_GREATER_THAN (0x3E)
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# define UTF8_HYPHEN_MINUS (0x2D)
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# define UTF8_LEFT_TO_RIGHT_1 (0xE2)
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# define UTF8_LEFT_TO_RIGHT_2 (0x80)
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# define UTF8_LEFT_TO_RIGHT_3 (0x8E)
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# define UTF8_RIGHT_TO_LEFT_1 (0xE2)
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# define UTF8_RIGHT_TO_LEFT_2 (0x80)
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# define UTF8_RIGHT_TO_LEFT_3 (0x8F)
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# define UTF8_NO_BREAK_SPACE_1 (0xC2)
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# define UTF8_NO_BREAK_SPACE_2 (0xA0)
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# define UTF8_NULL_BYTE (0x00)
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# define UTF8_COLON (0x3A)
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# define UTF8_SEMI_COLON (0x3B)
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# define UTF8_TAB (0x09)
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# define UTF8_FORM_FEED (0x0C)
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# define UTF8_LINE_FEED (0x0A)
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# define UTF8_CARRIAGE_RETURN (0x0D)
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# define UTF8_FULL_STOP (0x2E)
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# define UTF8_SOLIDUS (0x2F)
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# define UTF8_SPACE (0x20)
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# define UTF8_DIGIT_ZERO (0x30)
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# define UTF8_DIGIT_NINE (0x39)
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# define UTF8_CAPITAL_A (0x41)
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# define UTF8_CAPITAL_Z (0x5A)
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# define UTF8_A (0x61)
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# define UTF8_B (0x62)
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# define UTF8_C (0x63)
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# define UTF8_D (0x64)
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# define UTF8_E (0x65)
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# define UTF8_F (0x66)
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# define UTF8_G (0x67)
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# define UTF8_H (0x68)
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# define UTF8_I (0x69)
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# define UTF8_J (0x6A)
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# define UTF8_K (0x6B)
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# define UTF8_L (0x6C)
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# define UTF8_M (0x6D)
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# define UTF8_N (0x6E)
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# define UTF8_O (0x6F)
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# define UTF8_P (0x70)
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# define UTF8_Q (0x71)
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# define UTF8_R (0x72)
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# define UTF8_S (0x73)
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# define UTF8_T (0x74)
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# define UTF8_U (0x75)
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# define UTF8_V (0x76)
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# define UTF8_W (0x77)
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# define UTF8_X (0x78)
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# define UTF8_Y (0x79)
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# define UTF8_Z (0x7A)
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/**
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* Taken from ICU
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* http://source.icu-project.org/repos/icu/icu/trunk/source/common/unicode/utf.h
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*/
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# define UTF_IS_NONCHAR( C ) \
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( ( C )>=0xFDD0 && \
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( ( webvtt_uint32 )( C ) <= 0xfdef || ( ( C ) & 0xFFFE)==0xFFFE) && \
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( webvtt_uint32 )( C ) <= 0x10FFFF )
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# define UTF_HIGH_SURROGATE( C ) ( webvtt_uint16 )( ( ( C ) >> 10 ) + 0xD7C0 )
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# define UTF_LOW_SURROGATE( C ) ( webvtt_uint16 )( ( ( C ) & 0x3FF ) | 0xDC00 )
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# ifndef WEBVTT_MAX_LINE
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# define WEBVTT_MAX_LINE 0x10000
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# endif
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# ifdef WEBVTT_INLINE
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# define __WEBVTT_STRING_INLINE WEBVTT_INLINE
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# else
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# define __WEBVTT_STRING_INLINE
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# endif
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struct
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webvtt_string_data_t {
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struct webvtt_refcount_t refs;
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webvtt_uint32 alloc;
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webvtt_uint32 length;
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webvtt_byte *text;
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webvtt_byte array[1];
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};
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static __WEBVTT_STRING_INLINE int
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webvtt_isalpha( webvtt_byte ch )
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{
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return ( ( ( ch >= UTF8_CAPITAL_A ) && ( ch <= UTF8_CAPITAL_Z ) ) || ( ( ch >= UTF8_A ) && ( ch <= UTF8_Z ) ) );
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}
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static __WEBVTT_STRING_INLINE int
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webvtt_isdigit( webvtt_byte ch )
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{
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return ( ( ch >= UTF8_DIGIT_ZERO ) && ( ch <= UTF8_DIGIT_NINE ) );
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}
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static __WEBVTT_STRING_INLINE int
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webvtt_isalphanum( webvtt_byte ch )
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{
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return ( webvtt_isalpha( ch ) || webvtt_isdigit( ch ) );
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}
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static __WEBVTT_STRING_INLINE int
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webvtt_iswhite( webvtt_byte ch )
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{
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return ( ( ch == UTF8_CARRIAGE_RETURN ) || ( ch == UTF8_LINE_FEED ) || ( ch == UTF8_FORM_FEED )
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|| ( ch == UTF8_TAB ) || ( ch == UTF8_SPACE ) ) ;
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}
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# undef __WEBVTT_STRING_INLINE
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#endif
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