Loader.h

/* @(#)highwire/Loader.h
 */
#ifndef __LOADER_H__
#define __LOADER_H__


#include "mime.h"


typedef struct s_post {
	char *Buffer;
	size_t	BufLength;
	char *ContentType;
} * POSTDATA;

typedef struct s_loader {
	LOCATION Location;   /* where the data come from ... */
	CONTAINR Target;     /* ... and where they should go to */
	ENCODING Encoding;
	MIMETYPE MimeType;
	LOCATION Referer;    /* resource from which the Request-URI was obtained */
	char   * AuthRealm;
	char   * AuthBasic;
	POSTDATA PostBuf;
	char     FileExt[4];
	char   * ExtAppl;
	short    MarginW, MarginH;
	short    ScrollV, ScrollH;
	/* */
	LOCATION Cached;
	long     Tdiff;    /* difference between local and remote time */
	long     Date;     /* remote file date/time      */
	long     Expires;  /* local expiration date/time */
	size_t   DataSize; /* expected data size                   */
	size_t   DataFill; /* real number of loaded/received bytes */
	char   * Data;
	BOOL     notified; /* if a start notification was sent     */
	short    Retry;
	short    Error;    /* (-)errno or 0 if successfull         */
	/* */
	int    (*SuccJob)(void*, long);
	void   * FreeArg;
	/* */
	BOOL   rdChunked;  /* whether the data can't be received in one block */
	short  rdSocket;   /* handle for remote connection */
	size_t rdLeft;     /* number of bytes to complete the current data chunk */
	char * rdDest;     /* pointer to write received data */
	size_t rdTlen;     /* remaining bytes in rdTemp */
	char   rdTemp[32]; /* buffer for chunk header data */
	void * rdList, * rdCurr; /* chunk pointers */
} * LOADER;


LOADER new_loader    (LOCATION, CONTAINR target, BOOL lookup);
void   delete_loader (LOADER *);

LOADER start_page_load (CONTAINR target, const char * url, LOCATION base,
                        BOOL user_action, POSTDATA post);
LOADER start_cont_load (CONTAINR target, const char * url, LOCATION base,
                        BOOL user_action, BOOL use_cache);
LOADER start_objc_load (CONTAINR target, const char * url, LOCATION base,
                        int (*successor)(void*, long), void * objc);

int saveas_job (void * arg, long invalidated);

long file_size (const LOCATION);
char * load_file (const LOCATION, size_t * expected, size_t * loaded);

POSTDATA new_post(char *buffer, size_t length, char *type);
void delete_post(POSTDATA post);


#endif /* __LOADER_H__ */