diff options
Diffstat (limited to 'src/3rdparty/freetype/src/bdf')
| -rw-r--r-- | src/3rdparty/freetype/src/bdf/bdf.h | 6 | ||||
| -rw-r--r-- | src/3rdparty/freetype/src/bdf/bdfdrivr.c | 68 | ||||
| -rw-r--r-- | src/3rdparty/freetype/src/bdf/bdfdrivr.h | 4 | ||||
| -rw-r--r-- | src/3rdparty/freetype/src/bdf/bdflib.c | 78 |
4 files changed, 93 insertions, 63 deletions
diff --git a/src/3rdparty/freetype/src/bdf/bdf.h b/src/3rdparty/freetype/src/bdf/bdf.h index 1b64426aad..561b4158a5 100644 --- a/src/3rdparty/freetype/src/bdf/bdf.h +++ b/src/3rdparty/freetype/src/bdf/bdf.h @@ -114,8 +114,8 @@ FT_BEGIN_HEADER union { char* atom; - long int32; - unsigned long card32; + long l; + unsigned long ul; } value; /* Value of the property. */ @@ -160,7 +160,7 @@ FT_BEGIN_HEADER typedef struct _hashnode_ { const char* key; - void* data; + size_t data; } _hashnode, *hashnode; diff --git a/src/3rdparty/freetype/src/bdf/bdfdrivr.c b/src/3rdparty/freetype/src/bdf/bdfdrivr.c index 0b736b5ceb..631ec460e7 100644 --- a/src/3rdparty/freetype/src/bdf/bdfdrivr.c +++ b/src/3rdparty/freetype/src/bdf/bdfdrivr.c @@ -53,7 +53,7 @@ THE SOFTWARE. typedef struct BDF_CMapRec_ { FT_CMapRec cmap; - FT_UInt num_encodings; + FT_ULong num_encodings; /* ftobjs.h: FT_CMap->clazz->size */ BDF_encoding_el* encodings; } BDF_CMapRec, *BDF_CMap; @@ -92,8 +92,8 @@ THE SOFTWARE. { BDF_CMap cmap = (BDF_CMap)bdfcmap; BDF_encoding_el* encodings = cmap->encodings; - FT_UInt min, max, mid; - FT_UInt result = 0; + FT_ULong min, max, mid; /* num_encodings */ + FT_UShort result = 0; /* encodings->glyph */ min = 0; @@ -101,7 +101,7 @@ THE SOFTWARE. while ( min < max ) { - FT_UInt32 code; + FT_ULong code; mid = ( min + max ) >> 1; @@ -131,9 +131,9 @@ THE SOFTWARE. { BDF_CMap cmap = (BDF_CMap)bdfcmap; BDF_encoding_el* encodings = cmap->encodings; - FT_UInt min, max, mid; - FT_UInt32 charcode = *acharcode + 1; - FT_UInt result = 0; + FT_ULong min, max, mid; /* num_encodings */ + FT_UShort result = 0; /* encodings->glyph */ + FT_ULong charcode = *acharcode + 1; min = 0; @@ -141,7 +141,7 @@ THE SOFTWARE. while ( min < max ) { - FT_UInt32 code; + FT_ULong code; /* same as BDF_encoding_el.enc */ mid = ( min + max ) >> 1; @@ -169,7 +169,14 @@ THE SOFTWARE. } Exit: - *acharcode = charcode; + if ( charcode > 0xFFFFFFFFUL ) + { + FT_TRACE1(( "bdf_cmap_char_next: charcode 0x%x > 32bit API" )); + *acharcode = 0; + /* XXX: result should be changed to indicate an overflow error */ + } + else + *acharcode = (FT_UInt32)charcode; return result; } @@ -196,9 +203,8 @@ THE SOFTWARE. bdf_font_t* font = bdf->bdffont; bdf_property_t* prop; - int nn, len; - char* strings[4] = { NULL, NULL, NULL, NULL }; - int lengths[4]; + char* strings[4] = { NULL, NULL, NULL, NULL }; + size_t nn, len, lengths[4]; face->style_flags = 0; @@ -284,7 +290,7 @@ THE SOFTWARE. /* add_style_name and setwidth_name */ if ( nn == 0 || nn == 3 ) { - int mm; + size_t mm; for ( mm = 0; mm < len; mm++ ) @@ -426,7 +432,7 @@ THE SOFTWARE. prop = bdf_get_font_property( font, "AVERAGE_WIDTH" ); if ( prop ) - bsize->width = (FT_Short)( ( prop->value.int32 + 5 ) / 10 ); + bsize->width = (FT_Short)( ( prop->value.l + 5 ) / 10 ); else bsize->width = (FT_Short)( bsize->height * 2/3 ); @@ -434,21 +440,21 @@ THE SOFTWARE. if ( prop ) /* convert from 722.7 decipoints to 72 points per inch */ bsize->size = - (FT_Pos)( ( prop->value.int32 * 64 * 7200 + 36135L ) / 72270L ); + (FT_Pos)( ( prop->value.l * 64 * 7200 + 36135L ) / 72270L ); else bsize->size = bsize->width << 6; prop = bdf_get_font_property( font, "PIXEL_SIZE" ); if ( prop ) - bsize->y_ppem = (FT_Short)prop->value.int32 << 6; + bsize->y_ppem = (FT_Short)prop->value.l << 6; prop = bdf_get_font_property( font, "RESOLUTION_X" ); if ( prop ) - resolution_x = (FT_Short)prop->value.int32; + resolution_x = (FT_Short)prop->value.l; prop = bdf_get_font_property( font, "RESOLUTION_Y" ); if ( prop ) - resolution_y = (FT_Short)prop->value.int32; + resolution_y = (FT_Short)prop->value.l; if ( bsize->y_ppem == 0 ) { @@ -479,7 +485,12 @@ THE SOFTWARE. (face->en_table[n]).glyph = (FT_Short)n; if ( cur[n].encoding == font->default_char ) - face->default_glyph = n; + { + if ( n < FT_UINT_MAX ) + face->default_glyph = (FT_UInt)n; + else + FT_TRACE1(( "idx %d is too large for this system\n", n )); + } } } @@ -671,7 +682,10 @@ THE SOFTWARE. bitmap->rows = glyph.bbx.height; bitmap->width = glyph.bbx.width; - bitmap->pitch = glyph.bpr; + if ( glyph.bpr > INT_MAX ) + FT_TRACE1(( "BDF_Glyph_Load: too large pitch %d is truncated\n", + glyph.bpr )); + bitmap->pitch = (int)glyph.bpr; /* same as FT_Bitmap.pitch */ /* note: we don't allocate a new array to hold the bitmap; */ /* we can simply point to it */ @@ -743,13 +757,23 @@ THE SOFTWARE. break; case BDF_INTEGER: + if ( prop->value.l > 0x7FFFFFFFL || prop->value.l < ( -1 - 0x7FFFFFFFL ) ) + { + FT_TRACE1(( "bdf_get_bdf_property: " )); + FT_TRACE1(( "too large integer 0x%x is truncated\n" )); + } aproperty->type = BDF_PROPERTY_TYPE_INTEGER; - aproperty->u.integer = prop->value.int32; + aproperty->u.integer = (FT_Int32)prop->value.l; break; case BDF_CARDINAL: + if ( prop->value.ul > 0xFFFFFFFFUL ) + { + FT_TRACE1(( "bdf_get_bdf_property: " )); + FT_TRACE1(( "too large cardinal 0x%x is truncated\n" )); + } aproperty->type = BDF_PROPERTY_TYPE_CARDINAL; - aproperty->u.cardinal = prop->value.card32; + aproperty->u.cardinal = (FT_UInt32)prop->value.ul; break; default: diff --git a/src/3rdparty/freetype/src/bdf/bdfdrivr.h b/src/3rdparty/freetype/src/bdf/bdfdrivr.h index 86f40ee4af..db7093bb45 100644 --- a/src/3rdparty/freetype/src/bdf/bdfdrivr.h +++ b/src/3rdparty/freetype/src/bdf/bdfdrivr.h @@ -36,6 +36,10 @@ THE SOFTWARE. FT_BEGIN_HEADER +#ifdef FT_CONFIG_OPTION_PIC +#error "this module does not support PIC yet" +#endif + typedef struct BDF_encoding_el_ { diff --git a/src/3rdparty/freetype/src/bdf/bdflib.c b/src/3rdparty/freetype/src/bdf/bdflib.c index 5435b20e69..5fa5868c71 100644 --- a/src/3rdparty/freetype/src/bdf/bdflib.c +++ b/src/3rdparty/freetype/src/bdf/bdflib.c @@ -281,7 +281,7 @@ static FT_Error hash_insert( char* key, - void* data, + size_t data, hashtable* ht, FT_Memory memory ) { @@ -415,18 +415,18 @@ static FT_Error - _bdf_list_ensure( _bdf_list_t* list, - int num_items ) + _bdf_list_ensure( _bdf_list_t* list, + unsigned long num_items ) /* same as _bdf_list_t.used */ { FT_Error error = BDF_Err_Ok; - if ( num_items > (int)list->size ) + if ( num_items > list->size ) { - int oldsize = list->size; - int newsize = oldsize + ( oldsize >> 1 ) + 4; - int bigsize = FT_INT_MAX / sizeof ( char* ); - FT_Memory memory = list->memory; + unsigned long oldsize = list->size; /* same as _bdf_list_t.size */ + unsigned long newsize = oldsize + ( oldsize >> 1 ) + 4; + unsigned long bigsize = (unsigned long)( FT_INT_MAX / sizeof ( char* ) ); + FT_Memory memory = list->memory; if ( oldsize == bigsize ) @@ -614,8 +614,8 @@ { _bdf_line_func_t cb; unsigned long lineno, buf_size; - int refill, bytes, hold, to_skip; - int start, end, cursor, avail; + int refill, hold, to_skip; + ptrdiff_t bytes, start, end, cursor, avail; char* buf = 0; FT_Memory memory = stream->memory; FT_Error error = BDF_Err_Ok; @@ -648,8 +648,8 @@ { if ( refill ) { - bytes = (int)FT_Stream_TryRead( stream, (FT_Byte*)buf + cursor, - (FT_ULong)(buf_size - cursor) ); + bytes = (ptrdiff_t)FT_Stream_TryRead( stream, (FT_Byte*)buf + cursor, + (FT_ULong)(buf_size - cursor) ); avail = cursor + bytes; cursor = 0; refill = 0; @@ -971,7 +971,7 @@ int format, bdf_font_t* font ) { - unsigned long n; + size_t n; bdf_property_t* p; FT_Memory memory = font->memory; FT_Error error = BDF_Err_Ok; @@ -991,7 +991,9 @@ p = font->user_props + font->nuser_props; FT_ZERO( p ); - n = (unsigned long)( ft_strlen( name ) + 1 ); + n = ft_strlen( name ) + 1; + if ( n > FT_ULONG_MAX ) + return BDF_Err_Invalid_Argument; if ( FT_NEW_ARRAY( p->name, n ) ) goto Exit; @@ -1003,7 +1005,7 @@ n = _num_bdf_properties + font->nuser_props; - error = hash_insert( p->name, (void *)n, &(font->proptbl), memory ); + error = hash_insert( p->name, n, &(font->proptbl), memory ); if ( error ) goto Exit; @@ -1018,8 +1020,8 @@ bdf_get_property( char* name, bdf_font_t* font ) { - hashnode hn; - unsigned long propid; + hashnode hn; + size_t propid; if ( name == 0 || *name == 0 ) @@ -1028,7 +1030,7 @@ if ( ( hn = hash_lookup( name, &(font->proptbl) ) ) == 0 ) return 0; - propid = (unsigned long)hn->data; + propid = hn->data; if ( propid >= _num_bdf_properties ) return font->user_props + ( propid - _num_bdf_properties ); @@ -1131,11 +1133,11 @@ _bdf_set_default_spacing( bdf_font_t* font, bdf_options_t* opts ) { - unsigned long len; - char name[256]; - _bdf_list_t list; - FT_Memory memory; - FT_Error error = BDF_Err_Ok; + size_t len; + char name[256]; + _bdf_list_t list; + FT_Memory memory; + FT_Error error = BDF_Err_Ok; if ( font == 0 || font->name == 0 || font->name[0] == 0 ) @@ -1150,7 +1152,7 @@ font->spacing = opts->font_spacing; - len = (unsigned long)( ft_strlen( font->name ) + 1 ); + len = ft_strlen( font->name ) + 1; /* Limit ourselves to 256 characters in the font name. */ if ( len >= 256 ) { @@ -1261,7 +1263,7 @@ char* name, char* value ) { - unsigned long propid; + size_t propid; hashnode hn; bdf_property_t *prop, *fp; FT_Memory memory = font->memory; @@ -1273,7 +1275,7 @@ { /* The property already exists in the font, so simply replace */ /* the value of the property with the current value. */ - fp = font->props + (unsigned long)hn->data; + fp = font->props + hn->data; switch ( fp->format ) { @@ -1289,11 +1291,11 @@ break; case BDF_INTEGER: - fp->value.int32 = _bdf_atol( value, 0, 10 ); + fp->value.l = _bdf_atol( value, 0, 10 ); break; case BDF_CARDINAL: - fp->value.card32 = _bdf_atoul( value, 0, 10 ); + fp->value.ul = _bdf_atoul( value, 0, 10 ); break; default: @@ -1335,7 +1337,7 @@ font->props_size++; } - propid = (unsigned long)hn->data; + propid = hn->data; if ( propid >= _num_bdf_properties ) prop = font->user_props + ( propid - _num_bdf_properties ); else @@ -1359,11 +1361,11 @@ break; case BDF_INTEGER: - fp->value.int32 = _bdf_atol( value, 0, 10 ); + fp->value.l = _bdf_atol( value, 0, 10 ); break; case BDF_CARDINAL: - fp->value.card32 = _bdf_atoul( value, 0, 10 ); + fp->value.ul = _bdf_atoul( value, 0, 10 ); break; } @@ -1372,7 +1374,7 @@ if ( ft_memcmp( name, "COMMENT", 7 ) != 0 ) { /* Add the property to the font property table. */ error = hash_insert( fp->name, - (void *)font->props_used, + font->props_used, (hashtable *)font->internal, memory ); if ( error ) @@ -1387,11 +1389,11 @@ /* present, and the SPACING property should override the default */ /* spacing. */ if ( ft_memcmp( name, "DEFAULT_CHAR", 12 ) == 0 ) - font->default_char = fp->value.int32; + font->default_char = fp->value.l; else if ( ft_memcmp( name, "FONT_ASCENT", 11 ) == 0 ) - font->font_ascent = fp->value.int32; + font->font_ascent = fp->value.l; else if ( ft_memcmp( name, "FONT_DESCENT", 12 ) == 0 ) - font->font_descent = fp->value.int32; + font->font_descent = fp->value.l; else if ( ft_memcmp( name, "SPACING", 7 ) == 0 ) { if ( !fp->value.atom ) @@ -2044,7 +2046,7 @@ p->memory = 0; { /* setup */ - unsigned long i; + size_t i; bdf_property_t* prop; @@ -2054,7 +2056,7 @@ for ( i = 0, prop = (bdf_property_t*)_bdf_properties; i < _num_bdf_properties; i++, prop++ ) { - error = hash_insert( prop->name, (void *)i, + error = hash_insert( prop->name, i, &(font->proptbl), memory ); if ( error ) goto Exit; @@ -2472,7 +2474,7 @@ hn = hash_lookup( name, (hashtable *)font->internal ); - return hn ? ( font->props + (unsigned long)hn->data ) : 0; + return hn ? ( font->props + hn->data ) : 0; } |