#ifndef __CACHE_H__
#define __CACHE_H__
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#include "chain.h"
#include "url.h"
/*
* Cache Op codes
*/
#define CA_Send (0) /* Normal update */
#define CA_Close (1) /* Successful operation close */
#define CA_Abort (2) /* Operation abort */
/*
* Flag Defines
*/
#define CA_GotHeader 0x1 /* True after header is completely got */
#define CA_GotContentType 0x2 /* True after Content-Type is known */
#define CA_GotLength 0x4 /* True if Content-Length is known */
#define CA_GotData 0x8 /* True if we have all Data in cache */
#define CA_Redirect 0x10 /* Data actually points to a redirect */
#define CA_ForceRedirect 0x20 /* Unconditional redirect */
#define CA_TempRedirect 0x40 /* Temporary redirect */
#define CA_NotFound 0x80 /* True if remote server didn't find the URL */
#define CA_Stopped 0x100 /* True if the entry has been stopped */
#define CA_MsgErased 0x200 /* Used to erase the bw's status bar */
#define CA_RedirectLoop 0x400 /* Redirect loop */
#define CA_InternalUrl 0x800 /* URL content is generated by dillo */
#define CA_HugeFile 0x1000 /* URL content is too big */
#define CA_IsEmpty 0x2000 /* True until a byte of content arrives */
typedef struct CacheClient CacheClient_t;
/*
* Callback type for cache clients
*/
typedef void (*CA_Callback_t)(int Op, CacheClient_t *Client);
/*
* Data structure for cache clients.
*/
struct CacheClient {
int Key; /* Primary Key for this client */
const DilloUrl *Url; /* Pointer to a cache entry Url */
int Version; /* Dicache version of this Url (0 if not used) */
void *Buf; /* Pointer to cache-data */
uint_t BufSize; /* Valid size of cache-data */
CA_Callback_t Callback; /* Client function */
void *CbData; /* Client function data */
void *Web; /* Pointer to the Web structure of our client */
};
/*
* Function prototypes
*/
void a_Cache_init(void);
int a_Cache_open_url(void *Web, CA_Callback_t Call, void *CbData);
int a_Cache_get_buf(const DilloUrl *Url, char **PBuf, int *BufSize);
void a_Cache_unref_buf(const DilloUrl *Url);
const char *a_Cache_get_content_type(const DilloUrl *url);
const char *a_Cache_set_content_type(const DilloUrl *url, const char *ctype,
const char *from);
uint_t a_Cache_get_flags(const DilloUrl *url);
uint_t a_Cache_get_flags_with_redirection(const DilloUrl *url);
void a_Cache_process_dbuf(int Op, const char *buf, size_t buf_size,
const DilloUrl *Url);
int a_Cache_download_enabled(const DilloUrl *url);
void a_Cache_entry_remove_by_url(DilloUrl *url);
void a_Cache_freeall(void);
CacheClient_t *a_Cache_client_get_if_unique(int Key);
void a_Cache_stop_client(int Key);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __CACHE_H__ */