X-Git-Url: http://andersk.mit.edu/gitweb/libfaim.git/blobdiff_plain/50443ea05d49f1e6f4629b5aca078c24763aca7f..81d7797e8f53b3a0d6ee8676b96ef66658d6290e:/faim/aim.h diff --git a/faim/aim.h b/faim/aim.h index dc82d19..20105f8 100644 --- a/faim/aim.h +++ b/faim/aim.h @@ -6,9 +6,17 @@ #ifndef __AIM_H__ #define __AIM_H__ +#define FAIM_VERSION_MAJOR 0 +#define FAIM_VERSION_MINOR 99 +#define FAIM_VERSION_MINORMINOR 0 + #include #include +#if !defined(FAIM_USEPTHREADS) || !defined(FAIM_USEFAKELOCKS) +#error pthreads or fakelocks are currently required. +#endif + #include #include #include @@ -17,6 +25,26 @@ #include #include +#ifdef FAIM_USEPTHREADS +#include +#define faim_mutex_t pthread_mutex_t +#define faim_mutex_init pthread_mutex_init +#define faim_mutex_lock pthread_mutex_lock +#define faim_mutex_unlock pthread_mutex_unlock +#elif defined(FAIM_USEFAKELOCKS) +/* + * For platforms without pthreads, we also assume + * we're not linking against a threaded app. Which + * means we don't have to do real locking. The + * macros below do nothing really. They're a joke. + * But they get it to compile. + */ +#define faim_mutex_t char +#define faim_mutex_init(x, y) *x = 0 +#define faim_mutex_lock(x) *x = 1; +#define faim_mutex_unlock(x) *x = 0; +#endif + #ifdef _WIN32 #include #include @@ -36,14 +64,47 @@ #define strlen(x) (int)strlen(x) /* win32 has a unsigned size_t */ #endif -#if defined(_WIN32) || (defined(mach) && defined(__APPLE__)) -#define gethostbyname2(x,y) gethostbyname(x) /* revert to IPv4 */ -#endif +#if defined(mach) && defined(__APPLE__) +#define gethostbyname(x) gethostbyname2(x, AF_INET) +#endif + +#if !defined(MSG_WAITALL) +#warning FIX YOUR LIBC! MSG_WAITALL is required! +#define MSG_WAITALL 0x100 +#endif /* * Current Maximum Length for Screen Names (not including NULL) + * + * Currently only names up to 16 characters can be registered + * however it is aparently legal for them to be larger. */ -#define MAXSNLEN 16 +#define MAXSNLEN 32 + +/* + * Current Maximum Length for Instant Messages + * + * This was found basically by experiment, but not wholly + * accurate experiment. It should not be regarded + * as completely correct. But its a decent approximation. + * + * Note that although we can send this much, its impossible + * for WinAIM clients (up through the latest (4.0.1957)) to + * send any more than 1kb. Amaze all your windows friends + * with utterly oversized instant messages! + * + */ +#define MAXMSGLEN 7987 + +/* + * Current Maximum Length for Chat Room Messages + * + * This is actually defined by the protocol to be + * dynamic, but I have yet to see due cause to + * define it dynamically here. Maybe later. + * + */ +#define MAXCHATMSGLEN 512 /* * Standard size of an AIM authorization cookie @@ -103,6 +164,7 @@ struct client_info_s { #define AIM_CONN_TYPE_BOS 0x0002 #define AIM_CONN_TYPE_CHAT 0x000e #define AIM_CONN_TYPE_CHATNAV 0x000d +#define AIM_CONN_TYPE_RENDEZVOUS 0x0101 /* these do not speak OSCAR! */ /* * Status values returned from aim_conn_new(). ORed together. @@ -112,6 +174,9 @@ struct client_info_s { #define AIM_CONN_STATUS_RESOLVERR 0x0080 #define AIM_CONN_STATUS_CONNERR 0x0040 +#define AIM_FRAMETYPE_OSCAR 0x0000 +#define AIM_FRAMETYPE_OFT 0x0001 + struct aim_conn_t { int fd; int type; @@ -121,29 +186,50 @@ struct aim_conn_t { time_t lastactivity; /* time of last transmit */ int forcedlatency; struct aim_rxcblist_t *handlerlist; + faim_mutex_t active; /* lock around read/writes */ + faim_mutex_t seqnum_lock; /* lock around ->seqnum changes */ + struct aim_conn_t *next; }; /* struct for incoming commands */ struct command_rx_struct { - /* byte 1 assumed to always be 0x2a */ - char type; /* type code (byte 2) */ - u_int seqnum; /* sequence number (bytes 3 and 4) */ - u_int commandlen; /* total packet len - 6 (bytes 5 and 6) */ - u_char *data; /* packet data (from 7 byte on) */ - u_int lock; /* 0 = open, !0 = locked */ - u_int handled; /* 0 = new, !0 = been handled */ - u_int nofree; /* 0 = free data on purge, 1 = only unlink */ + unsigned char hdrtype; /* defines which piece of the union to use */ + union { + struct { + char type; + unsigned short seqnum; + } oscar; + struct { + unsigned short type; + unsigned short hdr2len; + unsigned char *hdr2; /* rest of bloated header */ + } oft; + } hdr; + unsigned short commandlen; /* total payload length */ + unsigned char *data; /* packet data (from 7 byte on) */ + unsigned char lock; /* 0 = open, !0 = locked */ + unsigned char handled; /* 0 = new, !0 = been handled */ + unsigned char nofree; /* 0 = free data on purge, 1 = only unlink */ struct aim_conn_t *conn; /* the connection it came in on... */ struct command_rx_struct *next; /* ptr to next struct in list */ }; /* struct for outgoing commands */ struct command_tx_struct { - /* byte 1 assumed to be 0x2a */ - char type; /* type/family code */ - u_int seqnum; /* seqnum dynamically assigned on tx */ - u_int commandlen; /* SNAC length */ - u_char *data; /* packet data */ + unsigned char hdrtype; /* defines which piece of the union to use */ + union { + struct { + unsigned char type; + unsigned short seqnum; + } oscar; + struct { + unsigned short type; + unsigned short hdr2len; + unsigned char *hdr2; + } oft; + } hdr; + u_int commandlen; + u_char *data; u_int lock; /* 0 = open, !0 = locked */ u_int sent; /* 0 = pending, !0 = has been sent */ struct aim_conn_t *conn; @@ -175,14 +261,20 @@ struct aim_session_t { /* * Connection information */ - struct aim_conn_t conns[AIM_CONN_MAX]; + struct aim_conn_t *connlist; + faim_mutex_t connlistlock; /* * TX/RX queues */ - struct command_tx_struct *queue_outgoing; + struct command_tx_struct *queue_outgoing; struct command_rx_struct *queue_incoming; + /* + * Tx Enqueuing function + */ + int (*tx_enqueue)(struct aim_session_t *, struct command_tx_struct *); + /* * This is a dreadful solution to the what-room-are-we-joining * problem. (There's no connection between the service @@ -197,6 +289,8 @@ struct aim_session_t { **/ struct aim_snac_t *outstanding_snacs; u_long snac_nextid; + + struct aim_msgcookie_t *msgcookies; }; @@ -211,6 +305,7 @@ struct aim_userinfo_s { u_long membersince; u_long onlinesince; u_long sessionlen; + u_short capabilities; }; #define AIM_CLASS_TRIAL 0x0001 @@ -262,11 +357,12 @@ int aim_counttlvchain(struct aim_tlvlist_t **list); * Get command from connections / Dispatch commands * already in queue. */ -int aim_get_command(struct aim_session_t *); +int aim_get_command(struct aim_session_t *, struct aim_conn_t *); int aim_rxdispatch(struct aim_session_t *); int aim_logoff(struct aim_session_t *); +void aim_conn_kill(struct aim_session_t *sess, struct aim_conn_t **deadconn); typedef int (*rxcallback_t)(struct aim_session_t *, struct command_rx_struct *, ...); int aim_register_callbacks(rxcallback_t *); @@ -280,6 +376,7 @@ int aim_sendconnack(struct aim_session_t *sess, struct aim_conn_t *conn); int aim_request_login (struct aim_session_t *sess, struct aim_conn_t *conn, char *sn); int aim_send_login (struct aim_session_t *, struct aim_conn_t *, char *, char *, struct client_info_s *); int aim_encode_password(const char *, u_char *); +int aimicq_encode_password(const char *password, u_char *encoded); unsigned long aim_sendauthresp(struct aim_session_t *sess, struct aim_conn_t *conn, char *sn, char *bosip, @@ -293,13 +390,18 @@ unsigned long aim_sendredirect(struct aim_session_t *sess, char *ip, char *cookie); void aim_purge_rxqueue(struct aim_session_t *); - +void aim_rxqueue_cleanbyconn(struct aim_session_t *sess, struct aim_conn_t *conn); int aim_parse_unknown(struct aim_session_t *, struct command_rx_struct *command, ...); int aim_parse_missed_im(struct aim_session_t *, struct command_rx_struct *, ...); int aim_parse_last_bad(struct aim_session_t *, struct command_rx_struct *, ...); -int aim_tx_enqueue(struct aim_session_t *, struct command_tx_struct *); + +struct command_tx_struct *aim_tx_new(unsigned short framing, int chan, struct aim_conn_t *conn, int datalen); +int aim_tx_enqueue__queuebased(struct aim_session_t *, struct command_tx_struct *); +int aim_tx_enqueue__immediate(struct aim_session_t *, struct command_tx_struct *); +#define aim_tx_enqueue(x, y) ((*(x->tx_enqueue))(x, y)) +int aim_tx_sendframe(struct aim_session_t *sess, struct command_tx_struct *cur); u_int aim_get_next_txseqnum(struct aim_conn_t *); int aim_tx_flushqueue(struct aim_session_t *); int aim_tx_printqueue(struct aim_session_t *); @@ -355,10 +457,11 @@ void aim_session_init(struct aim_session_t *); #define AIM_VISIBILITYCHANGE_DENYADD 0x07 #define AIM_VISIBILITYCHANGE_DENYREMOVE 0x08 +u_long aim_bos_nop(struct aim_session_t *, struct aim_conn_t *); u_long aim_bos_setidle(struct aim_session_t *, struct aim_conn_t *, u_long); u_long aim_bos_changevisibility(struct aim_session_t *, struct aim_conn_t *, int, char *); u_long aim_bos_setbuddylist(struct aim_session_t *, struct aim_conn_t *, char *); -u_long aim_bos_setprofile(struct aim_session_t *, struct aim_conn_t *, char *, char *); +u_long aim_bos_setprofile(struct aim_session_t *, struct aim_conn_t *, char *, char *, unsigned int); u_long aim_bos_setgroupperm(struct aim_session_t *, struct aim_conn_t *, u_long); u_long aim_bos_clientready(struct aim_session_t *, struct aim_conn_t *); u_long aim_bos_reqrate(struct aim_session_t *, struct aim_conn_t *); @@ -389,9 +492,47 @@ u_long aim_send_im(struct aim_session_t *, struct aim_conn_t *, char *, u_int, c int aim_parse_incoming_im_middle(struct aim_session_t *, struct command_rx_struct *); u_long aim_seticbmparam(struct aim_session_t *, struct aim_conn_t *conn); int aim_parse_msgerror_middle(struct aim_session_t *, struct command_rx_struct *); +int aim_negchan_middle(struct aim_session_t *sess, struct command_rx_struct *command); /* aim_info.c */ -u_long aim_getinfo(struct aim_session_t *, struct aim_conn_t *, const char *); +#define AIM_CAPS_BUDDYICON 0x01 +#define AIM_CAPS_VOICE 0x02 +#define AIM_CAPS_IMIMAGE 0x04 +#define AIM_CAPS_CHAT 0x08 +#define AIM_CAPS_GETFILE 0x10 +#define AIM_CAPS_SENDFILE 0x20 + +extern u_char aim_caps[6][16]; +u_short aim_getcap(unsigned char *capblock, int buflen); +int aim_putcap(unsigned char *capblock, int buflen, u_short caps); + +#define AIM_GETINFO_GENERALINFO 0x00001 +#define AIM_GETINFO_AWAYMESSAGE 0x00003 + +struct aim_msgcookie_t { + unsigned char cookie[8]; + int type; + void *data; + time_t addtime; + struct aim_msgcookie_t *next; +}; + +struct aim_filetransfer_t { + char sender[MAXSNLEN]; + char ip[30]; + char *filename; +}; +int aim_cachecookie(struct aim_session_t *sess, struct aim_msgcookie_t *cookie); +struct aim_msgcookie_t *aim_uncachecookie(struct aim_session_t *sess, char *cookie); +int aim_purgecookies(struct aim_session_t *sess); + +#define AIM_TRANSFER_DENY_NOTSUPPORTED 0x0000 +#define AIM_TRANSFER_DENY_DECLINE 0x0001 +#define AIM_TRANSFER_DENY_NOTACCEPTING 0x0002 +u_long aim_denytransfer(struct aim_session_t *sess, struct aim_conn_t *conn, char *sender, char *cookie, unsigned short code); +u_long aim_accepttransfer(struct aim_session_t *sess, struct aim_conn_t *conn, char *sender, char *cookie, unsigned short rendid); + +u_long aim_getinfo(struct aim_session_t *, struct aim_conn_t *, const char *, unsigned short); int aim_extractuserinfo(u_char *, struct aim_userinfo_s *); int aim_parse_userinfo_middle(struct aim_session_t *, struct command_rx_struct *); int aim_parse_oncoming_middle(struct aim_session_t *, struct command_rx_struct *); @@ -400,6 +541,7 @@ int aim_putuserinfo(u_char *buf, int buflen, struct aim_userinfo_s *info); int aim_sendbuddyoncoming(struct aim_session_t *sess, struct aim_conn_t *conn, struct aim_userinfo_s *info); int aim_sendbuddyoffgoing(struct aim_session_t *sess, struct aim_conn_t *conn, char *sn); + /* aim_auth.c */ int aim_auth_sendcookie(struct aim_session_t *, struct aim_conn_t *, u_char *); u_long aim_auth_clientready(struct aim_session_t *, struct aim_conn_t *); @@ -449,12 +591,37 @@ u_long aim_chatnav_createroom(struct aim_session_t *sess, struct aim_conn_t *con int aim_chat_leaveroom(struct aim_session_t *sess, char *name); /* aim_util.c */ +#ifdef AIMUTIL_USEMACROS +/* + * These are really ugly. You'd think this was LISP. I wish it was. + */ +#define aimutil_put8(buf, data) ((*(buf) = (u_char)(data)&0xff),1) +#define aimutil_get8(buf) ((*(buf))&0xff) +#define aimutil_put16(buf, data) ( \ + (*(buf) = (u_char)((data)>>8)&0xff), \ + (*((buf)+1) = (u_char)(data)&0xff), \ + 2) +#define aimutil_get16(buf) ((((*(buf))<<8)&0xff00) + ((*((buf)+1)) & 0xff)) +#define aimutil_put32(buf, data) ( \ + (*((buf)) = (u_char)((data)>>24)&0xff), \ + (*((buf)+1) = (u_char)((data)>>16)&0xff), \ + (*((buf)+2) = (u_char)((data)>>8)&0xff), \ + (*((buf)+3) = (u_char)(data)&0xff), \ + 4) +#define aimutil_get32(buf) ((((*(buf))<<24)&0xff000000) + \ + (((*((buf)+1))<<16)&0x00ff0000) + \ + (((*((buf)+2))<< 8)&0x0000ff00) + \ + (((*((buf)+3) )&0x000000ff))) +#else +#warning Not using aimutil macros. May have performance problems. int aimutil_put8(u_char *, u_char); u_char aimutil_get8(u_char *buf); int aimutil_put16(u_char *, u_short); u_short aimutil_get16(u_char *); int aimutil_put32(u_char *, u_long); u_long aimutil_get32(u_char *); +#endif + int aimutil_putstr(u_char *, const u_char *, int); int aimutil_tokslen(char *toSearch, int index, char dl); int aimutil_itemcnt(char *toSearch, char dl); @@ -463,5 +630,10 @@ char *aimutil_itemidx(char *toSearch, int index, char dl); int aim_snlen(const char *sn); int aim_sncmp(const char *sn1, const char *sn2); +/* aim_meta.c */ +char *aim_getbuilddate(void); +char *aim_getbuildtime(void); +char *aim_getbuildstring(void); + #endif /* __AIM_H__ */