diff options
Diffstat (limited to '3rdparty/include/freetype/internal/ftrfork.h')
-rw-r--r-- | 3rdparty/include/freetype/internal/ftrfork.h | 267 |
1 files changed, 267 insertions, 0 deletions
diff --git a/3rdparty/include/freetype/internal/ftrfork.h b/3rdparty/include/freetype/internal/ftrfork.h new file mode 100644 index 0000000..1aca48a --- /dev/null +++ b/3rdparty/include/freetype/internal/ftrfork.h @@ -0,0 +1,267 @@ +/***************************************************************************/ +/* */ +/* ftrfork.h */ +/* */ +/* Embedded resource forks accessor (specification). */ +/* */ +/* Copyright 2004-2018 by */ +/* Masatake YAMATO and Redhat K.K. */ +/* */ +/* This file is part of the FreeType project, and may only be used, */ +/* modified, and distributed under the terms of the FreeType project */ +/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ +/* this file you indicate that you have read the license and */ +/* understand and accept it fully. */ +/* */ +/***************************************************************************/ + +/***************************************************************************/ +/* Development of the code in this file is support of */ +/* Information-technology Promotion Agency, Japan. */ +/***************************************************************************/ + + +#ifndef FTRFORK_H_ +#define FTRFORK_H_ + + +#include <ft2build.h> +#include FT_INTERNAL_OBJECTS_H + + +FT_BEGIN_HEADER + + + /* Number of guessing rules supported in `FT_Raccess_Guess'. */ + /* Don't forget to increment the number if you add a new guessing rule. */ +#define FT_RACCESS_N_RULES 9 + + + /* A structure to describe a reference in a resource by its resource ID */ + /* and internal offset. The `POST' resource expects to be concatenated */ + /* by the order of resource IDs instead of its appearance in the file. */ + + typedef struct FT_RFork_Ref_ + { + FT_Short res_id; + FT_Long offset; + + } FT_RFork_Ref; + + +#ifdef FT_CONFIG_OPTION_GUESSING_EMBEDDED_RFORK + typedef FT_Error + (*ft_raccess_guess_func)( FT_Library library, + FT_Stream stream, + char *base_file_name, + char **result_file_name, + FT_Long *result_offset ); + + typedef enum FT_RFork_Rule_ { + FT_RFork_Rule_invalid = -2, + FT_RFork_Rule_uknown, /* -1 */ + FT_RFork_Rule_apple_double, + FT_RFork_Rule_apple_single, + FT_RFork_Rule_darwin_ufs_export, + FT_RFork_Rule_darwin_newvfs, + FT_RFork_Rule_darwin_hfsplus, + FT_RFork_Rule_vfat, + FT_RFork_Rule_linux_cap, + FT_RFork_Rule_linux_double, + FT_RFork_Rule_linux_netatalk + } FT_RFork_Rule; + + /* For fast translation between rule index and rule type, + * the macros FT_RFORK_xxx should be kept consistent with + * the raccess_guess_funcs table + */ + typedef struct ft_raccess_guess_rec_ { + ft_raccess_guess_func func; + FT_RFork_Rule type; + } ft_raccess_guess_rec; + +#ifndef FT_CONFIG_OPTION_PIC + + /* this array is a storage in non-PIC mode, so ; is needed in END */ +#define CONST_FT_RFORK_RULE_ARRAY_BEGIN( name, type ) \ + static const type name[] = { +#define CONST_FT_RFORK_RULE_ARRAY_ENTRY( func_suffix, type_suffix ) \ + { raccess_guess_ ## func_suffix, \ + FT_RFork_Rule_ ## type_suffix }, +#define CONST_FT_RFORK_RULE_ARRAY_END }; + +#else /* FT_CONFIG_OPTION_PIC */ + + /* this array is a function in PIC mode, so no ; is needed in END */ +#define CONST_FT_RFORK_RULE_ARRAY_BEGIN( name, type ) \ + void \ + FT_Init_Table_ ## name( type* storage ) \ + { \ + type* local = storage; \ + \ + \ + int i = 0; +#define CONST_FT_RFORK_RULE_ARRAY_ENTRY( func_suffix, type_suffix ) \ + local[i].func = raccess_guess_ ## func_suffix; \ + local[i].type = FT_RFork_Rule_ ## type_suffix; \ + i++; +#define CONST_FT_RFORK_RULE_ARRAY_END } + +#endif /* FT_CONFIG_OPTION_PIC */ + +#endif /* FT_CONFIG_OPTION_GUESSING_EMBEDDED_RFORK */ + + + /*************************************************************************/ + /* */ + /* <Function> */ + /* FT_Raccess_Guess */ + /* */ + /* <Description> */ + /* Guess a file name and offset where the actual resource fork is */ + /* stored. The macro FT_RACCESS_N_RULES holds the number of */ + /* guessing rules; the guessed result for the Nth rule is */ + /* represented as a triplet: a new file name (new_names[N]), a file */ + /* offset (offsets[N]), and an error code (errors[N]). */ + /* */ + /* <Input> */ + /* library :: */ + /* A FreeType library instance. */ + /* */ + /* stream :: */ + /* A file stream containing the resource fork. */ + /* */ + /* base_name :: */ + /* The (base) file name of the resource fork used for some */ + /* guessing rules. */ + /* */ + /* <Output> */ + /* new_names :: */ + /* An array of guessed file names in which the resource forks may */ + /* exist. If `new_names[N]' is NULL, the guessed file name is */ + /* equal to `base_name'. */ + /* */ + /* offsets :: */ + /* An array of guessed file offsets. `offsets[N]' holds the file */ + /* offset of the possible start of the resource fork in file */ + /* `new_names[N]'. */ + /* */ + /* errors :: */ + /* An array of FreeType error codes. `errors[N]' is the error */ + /* code of Nth guessing rule function. If `errors[N]' is not */ + /* FT_Err_Ok, `new_names[N]' and `offsets[N]' are meaningless. */ + /* */ + FT_BASE( void ) + FT_Raccess_Guess( FT_Library library, + FT_Stream stream, + char* base_name, + char** new_names, + FT_Long* offsets, + FT_Error* errors ); + + + /*************************************************************************/ + /* */ + /* <Function> */ + /* FT_Raccess_Get_HeaderInfo */ + /* */ + /* <Description> */ + /* Get the information from the header of resource fork. The */ + /* information includes the file offset where the resource map */ + /* starts, and the file offset where the resource data starts. */ + /* `FT_Raccess_Get_DataOffsets' requires these two data. */ + /* */ + /* <Input> */ + /* library :: */ + /* A FreeType library instance. */ + /* */ + /* stream :: */ + /* A file stream containing the resource fork. */ + /* */ + /* rfork_offset :: */ + /* The file offset where the resource fork starts. */ + /* */ + /* <Output> */ + /* map_offset :: */ + /* The file offset where the resource map starts. */ + /* */ + /* rdata_pos :: */ + /* The file offset where the resource data starts. */ + /* */ + /* <Return> */ + /* FreeType error code. FT_Err_Ok means success. */ + /* */ + FT_BASE( FT_Error ) + FT_Raccess_Get_HeaderInfo( FT_Library library, + FT_Stream stream, + FT_Long rfork_offset, + FT_Long *map_offset, + FT_Long *rdata_pos ); + + + /*************************************************************************/ + /* */ + /* <Function> */ + /* FT_Raccess_Get_DataOffsets */ + /* */ + /* <Description> */ + /* Get the data offsets for a tag in a resource fork. Offsets are */ + /* stored in an array because, in some cases, resources in a resource */ + /* fork have the same tag. */ + /* */ + /* <Input> */ + /* library :: */ + /* A FreeType library instance. */ + /* */ + /* stream :: */ + /* A file stream containing the resource fork. */ + /* */ + /* map_offset :: */ + /* The file offset where the resource map starts. */ + /* */ + /* rdata_pos :: */ + /* The file offset where the resource data starts. */ + /* */ + /* tag :: */ + /* The resource tag. */ + /* */ + /* sort_by_res_id :: */ + /* A Boolean to sort the fragmented resource by their ids. */ + /* The fragmented resources for `POST' resource should be sorted */ + /* to restore Type1 font properly. For `sfnt' resources, sorting */ + /* may induce a different order of the faces in comparison to that */ + /* by QuickDraw API. */ + /* */ + /* <Output> */ + /* offsets :: */ + /* The stream offsets for the resource data specified by `tag'. */ + /* This array is allocated by the function, so you have to call */ + /* @ft_mem_free after use. */ + /* */ + /* count :: */ + /* The length of offsets array. */ + /* */ + /* <Return> */ + /* FreeType error code. FT_Err_Ok means success. */ + /* */ + /* <Note> */ + /* Normally you should use `FT_Raccess_Get_HeaderInfo' to get the */ + /* value for `map_offset' and `rdata_pos'. */ + /* */ + FT_BASE( FT_Error ) + FT_Raccess_Get_DataOffsets( FT_Library library, + FT_Stream stream, + FT_Long map_offset, + FT_Long rdata_pos, + FT_Long tag, + FT_Bool sort_by_res_id, + FT_Long **offsets, + FT_Long *count ); + + +FT_END_HEADER + +#endif /* FTRFORK_H_ */ + + +/* END */ |