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/** indirect object */
struct xref_table_entry {
/* reference identifier */
struct cos_reference ref;
/** offset of object */
uint64_t offset;
/* indirect object if already decoded */
struct cos_object *object;
};
/** page entry */
struct page_table_entry {
struct cos_object *resources;
struct cos_object *mediabox;
struct cos_object *contents;
};
/** pdf document */
struct pdf_doc {
uint8_t *buffer;
uint64_t buffer_length;
uint8_t *start; /* start of pdf document in input stream */
uint64_t length;
int major;
int minor;
/**
* Indirect object cross reference table
*/
uint64_t xref_size;
struct xref_table_entry *xref_table;
struct cos_object *root;
struct cos_object *encrypt;
struct cos_object *info;
struct cos_object *id;
/* page refrerence table */
uint64_t page_table_size;
struct page_table_entry *page_table;
};
/* byte data acessory, allows for more complex buffer handling in future */
#define DOC_BYTE(doc, offset) (doc->start[(offset)])
nspdferror doc_skip_ws(struct pdf_doc *doc, uint64_t *offset);
nspdferror doc_skip_eol(struct pdf_doc *doc, uint64_t *offset);
nspdferror xref_get_referenced(struct pdf_doc *doc, struct cos_object **cobj_out);
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