dany/pdfio
1
0
Fork 0
mirror of https://github.com/michaelrsweet/pdfio.git synced 2025-07-15 21:40:11 +02:00
Code Issues Packages Projects Releases Wiki Activity

Implement value/array/dict reading, refactor indirect references.

Browse Source
This commit is contained in:
Michael R Sweet
2021-05-04 10:34:17 -04:00
parent e6a6ed708a
commit a5468b1b87
5 changed files with 291 additions and 19 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
pdfio-private.h
View File

@ -77,7 +77,11 @@ typedef struct _pdfio_value_s // Value structure
bool boolean; // Boolean value
time_t date; // Date/time value
pdfio_dict_t *dict; // Dictionary value
pdfio_obj_t *obj; // Indirect object (N G obj) value
struct
{
size_t number; // Object number
unsigned short generation; // Generation number
} indirect; // Indirect object reference
const char *name; // Name value
float number; // Number value
const char *string; // String value
@ -140,6 +144,8 @@ struct _pdfio_file_s // PDF file structure
size_t num_strings, // Number of strings
alloc_strings; // Allocated strings
char **strings; // Nul-terminated strings
size_t num_tokens; // Number of tokens in stack
char *tokens[4]; // Token stack
};
struct _pdfio_obj_s // Object
@ -175,6 +181,7 @@ typedef ssize_t (*_pdfio_tpeek_cb_t)(void *data, void *buffer, size_t bytes);
extern void _pdfioArrayDelete(pdfio_array_t *a) PDFIO_INTERNAL;
extern _pdfio_value_t *_pdfioArrayGetValue(pdfio_array_t *a, size_t n) PDFIO_INTERNAL;
extern pdfio_array_t *_pdfioArrayRead(pdfio_file_t *pdf) PDFIO_INTERNAL;
extern bool _pdfioArrayWrite(pdfio_array_t *a) PDFIO_INTERNAL;
extern void _pdfioDictDelete(pdfio_dict_t *dict) PDFIO_INTERNAL;
@ -183,6 +190,7 @@ extern pdfio_dict_t *_pdfioDictRead(pdfio_file_t *pdf) PDFIO_INTERNAL;
extern bool _pdfioDictSetValue(pdfio_dict_t *dict, const char *key, _pdfio_value_t *value) PDFIO_INTERNAL;
extern bool _pdfioDictWrite(pdfio_dict_t *dict, off_t *length) PDFIO_INTERNAL;
extern void _pdfioFileClearTokens(pdfio_file_t *pdf) PDFIO_INTERNAL;
extern bool _pdfioFileConsume(pdfio_file_t *pdf, size_t bytes) PDFIO_INTERNAL;
extern bool _pdfioFileDefaultError(pdfio_file_t *pdf, const char *message, void *data) PDFIO_INTERNAL;
extern bool _pdfioFileError(pdfio_file_t *pdf, const char *format, ...) PDFIO_FORMAT(2,3) PDFIO_INTERNAL;
@ -192,6 +200,7 @@ extern bool _pdfioFileGetToken(pdfio_file_t *pdf, char *buffer, size_t bufsize)
extern bool _pdfioFileGets(pdfio_file_t *pdf, char *buffer, size_t bufsize) PDFIO_INTERNAL;
extern ssize_t _pdfioFilePeek(pdfio_file_t *pdf, void *buffer, size_t bytes) PDFIO_INTERNAL;
extern bool _pdfioFilePrintf(pdfio_file_t *pdf, const char *format, ...) PDFIO_FORMAT(2,3) PDFIO_INTERNAL;
extern void _pdfioFilePushToken(pdfio_file_t *pdf, const char *token) PDFIO_INTERNAL;
extern bool _pdfioFilePuts(pdfio_file_t *pdf, const char *s) PDFIO_INTERNAL;
extern ssize_t _pdfioFileRead(pdfio_file_t *pdf, void *buffer, size_t bytes) PDFIO_INTERNAL;
extern off_t _pdfioFileSeek(pdfio_file_t *pdf, off_t offset, int whence) PDFIO_INTERNAL;
@ -208,6 +217,7 @@ extern bool _pdfioTokenRead(pdfio_file_t *pdf, char *buffer, size_t bufsize, _p
extern _pdfio_value_t *_pdfioValueCopy(pdfio_file_t *pdfdst, _pdfio_value_t *vdst, pdfio_file_t *pdfsrc, _pdfio_value_t *vsrc) PDFIO_INTERNAL;
extern void _pdfioValueDelete(_pdfio_value_t *v) PDFIO_INTERNAL;
extern _pdfio_value_t *_pdfioValueRead(pdfio_file_t *pdf, _pdfio_value_t *v) PDFIO_INTERNAL;
extern bool _pdfioValueWrite(pdfio_file_t *pdf, _pdfio_value_t *v) PDFIO_INTERNAL;
#endif // !PDFIO_PRIVATE_H