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/*
copyright 2001-2002 Alexander Malmberg <alexander@malmberg.org>
*/
#ifndef NNTPServer_h
#define NNTPServer_h
#include <netinet/in.h>
@class NSObject;
@class NSRunLoop;
@class NSString;
@protocol NNTPServer_Receiver
-(void) nntp_serverDate: (const char *)date qid: (unsigned int)qid;
/* if num=-1 the group didn't exist */
-(void) nntp_groupInfo: (int)group : (int)num : (int)first : (int)last qid: (unsigned int)qid;
/*
order is:
'xref-number Subject Author Date Message-ID References bytes lines'
and maybe other optional headers '(header-name: data)*'
tabs between headers
This might be called several times for a single qid if the request is
large. Every call except the last call will have partial==YES
*/
/* TODO: parse and return in nicer form? */
-(void) nntp_headerRange: (int)group : (int)first : (int)last : (int)num :
(char **)list partial: (BOOL)p qid: (unsigned int)qid;
-(void) nntp_headerId: (const char *)mid data: (const unsigned char *)data :
(int)length qid: (unsigned int)qid;
-(void) nntp_articleRange: (int)group : (int)num
data: (const unsigned char *)data : (int)length qid: (unsigned int)qid;
-(void) nntp_articleId: (const char *)mid data: (const unsigned char *)data :
(int)length qid: (unsigned int)qid;
/* name last first may-post */
-(void) nntp_groupList: (const unsigned char *)data : (int)length
qid: (unsigned int)qid;
/* NO if the article was not accepted by the server (malformed message,
cancelled request, etc.). */
-(void) nntp_postArticle: (BOOL)success qid: (unsigned int)qid;
-(void) nntp_fail: (NSString *)reason qid: (unsigned int)qid;
/*
Called if we can't open any connection at all to the server. should_connect
will be set to 0 before this call, so you'll have to explictly set it to 1
if you want to try connecting again.
*/
-(void) nntp_fail_connect: (NSString *)reason;
-(void) nntp_message: (NSString *)msg;
-(void) nntp_progress: (int)bytes : (unsigned int)qid;
@end
@interface NNTPServer : NSObject
{
struct nntp_connection_s *cons;
int num_cons;
int num_idle,num_active,num_starting;
struct nntp_queue_s *queue;
int should_connect;
char *host;
int have_addr;
struct sockaddr_in addr;
int port;
int protocol;
NSRunLoop *runloop;
NSArray *runmodes;
id<NNTPServer_Receiver,NSObject> rec;
NSString *last_error;
NSTimeInterval last_connect_attempt,lca_delta;
int set_timeout;
}
+(int) getGroupNum: (const char *)group;
+(const char *) getGroupName: (int)group;
-init;
-initWithHost: (const char *)host;
-initWithHost: (const char *)host port: (int)port;
-initWithAddr: (struct sockaddr_in *)addr port: (int)port
host: (const char *)host;
-(void) enableConnect: (int)should_connect;
-(void) enableTimeout: (int)should_connect;
-(void) setReceiver: (id<NNTPServer_Receiver>)arec;
-(void) closeAllConnections;
-(void) killAllConnections;
-(NSString *)qidDescription: (unsigned int)qid;
/* -10000 < priority < 10000
default is 0, use lower for background bulk transfers/read-ahead, higher
for 'interactive' stuff (like the article the user just clicked on)
*/
-(unsigned int) getServerDate;
-(unsigned int) getGroupList: (int)priority;
//-(unsigned int) getGroupListSince: (const char *)date;
-(unsigned int) getGroupInfo: (int)group;
-(unsigned int) getHeaderRange: (int)low : (int)high group: (int)group
priority: (int)pri;
-(unsigned int) getHeaderById: (const char *)msg_id priority: (int)pri;
-(unsigned int) getArticleRange: (int)low : (int)high group: (int)group
priority: (int)pri;
-(unsigned int) getArticleById: (const char *)msg_id priority: (int)priority;
-(unsigned int) getArticleById: (const char *)msg_id size: (int)bytes
priority: (int)pri;
/* a copy is made of the data, so the caller does not have to keep it
around */
-(unsigned int) postArticle: (unsigned char *)data length: (int)length
priority: (int)priority;
/* If kill is YES, try _really_ hard to cancel (ie. if the request is
already in progress on a connection, kill the connection; this is not
nice on the server, so use only when really necessary). */
-(BOOL) cancelQid: (unsigned int)qid kill: (BOOL)kill;
@end
#endif
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