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[HB] Ouch. Add files.

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This commit is contained in:
Behdad Esfahbod 2009-05-21 12:46:29 -04:00
parent fe550f4dd8
commit c7d457aa3a
2 changed files with 78 additions and 9 deletions
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13
src/hb-common.h
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@ -30,11 +30,11 @@
#include <stdint.h>
# ifdef __cplusplus
# define HB_BEGIN_DECLS() extern "C" { extern int hb_dummy_prototype (int)
# define HB_END_DECLS() } extern "C" int hb_dummy_prototype (int)
# define HB_BEGIN_DECLS() extern "C" { extern int _hb_dummy_prototype1 (int)
# define HB_END_DECLS() } extern "C" int _hb_dummy_prototype2 (int)
# else /* !__cplusplus */
# define HB_BEGIN_DECLS() extern int hb_dummy_prototype (int)
# define HB_END_DECLS() extern int hb_dummy_prototype (int)
# define HB_BEGIN_DECLS() extern int _hb_dummy_prototype1 (int)
# define HB_END_DECLS() extern int _hb_dummy_prototype2 (int)
# endif /* !__cplusplus */
typedef int hb_bool_t;
@ -47,8 +47,7 @@ typedef uint32_t hb_tag_t;
((const char *) s)[3]))
typedef uint32_t hb_codepoint_t;
/* XXX */
typedef struct HB_BufferRec_ hb_buffer_t;
typedef int32_t hb_position_t;
typedef int32_t hb_16dot16_t;
#endif /* HB_COMMON_H */

74
src/hb-private.h
View File

@ -27,6 +27,8 @@
#ifndef HB_PRIVATE_H
#define HB_PRIVATE_H
#include <hb-common.h>
#include <glib.h>
/* Macros to convert to/from BigEndian */
@ -39,12 +41,36 @@
#define hb_be_uint64_t GUINT64_TO_BE
#define hb_be_int64_t GINT64_TO_BE
#define HB_LIKELY G_LIKEYLY
#define HB_LIKELY G_LIKELY
#define HB_UNLIKELY G_UNLIKELY
#define HB_UNUSED(arg) ((arg) = (arg))
#define HB_GNUC_UNUSED G_GNUC_UNUSED
#include <assert.h>
#include <stdlib.h>
#include <stdio.h> /* XXX */
/* Basics */
#undef MIN
#define MIN(a,b) ((a) < (b) ? (a) : (b))
#ifndef HB_INTERNAL
# define HB_INTERNAL
#endif
#ifndef NULL
# define NULL ((void *)0)
#endif
#ifndef FALSE
# define FALSE 0
#endif
#ifndef TRUE
# define TRUE 1
#endif
#define _ASSERT_STATIC1(_line, _cond) typedef int _static_assert_on_line_##_line##_failed[(_cond)?1:-1]
#define _ASSERT_STATIC0(_line, _cond) _ASSERT_STATIC1 (_line, (_cond))
@ -52,11 +78,55 @@
#define ASSERT_SIZE(_type, _size) ASSERT_STATIC (sizeof (_type) == (_size))
/* Return the number of 1 bits in mask.
*
* GCC 3.4 supports a "population count" builtin, which on many targets is
* implemented with a single instruction. There is a fallback definition
* in libgcc in case a target does not have one, which should be just as
* good as the open-coded solution below, (which is "HACKMEM 169").
*/
static inline unsigned int
_hb_popcount32 (uint32_t mask)
{
#if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)
return __builtin_popcount (mask);
#else
register int y;
y = (mask >> 1) &033333333333;
y = mask - y - ((y >>1) & 033333333333);
return (((y + (y >> 3)) & 030707070707) % 077);
#endif
}
/*
* buffer
*/
/* XXX */
#define HB_BUFFER_GLYPH_PROPERTIES_UNKNOWN 0xFFFF
#define HB_OT_GPOS_NO_LAST ((unsigned int) -1)
/* XXX */
typedef enum {
/* no error */
HB_Err_Ok = 0x0000,
HB_Err_Not_Covered = 0xFFFF,
/* _hb_err() is called whenever returning the following errors,
* and in a couple places for HB_Err_Not_Covered too. */
/* programmer error */
HB_Err_Invalid_Argument = 0x1A66,
/* font error */
HB_Err_Invalid_SubTable_Format = 0x157F,
HB_Err_Invalid_SubTable = 0x1570,
HB_Err_Read_Error = 0x6EAD,
/* system error */
HB_Err_Out_Of_Memory = 0xDEAD
} HB_Error;
#endif /* HB_PRIVATE_H */