#ifndef __AIM_H__
#define __AIM_H__
+#define FAIM_VERSION_MAJOR 0
+#define FAIM_VERSION_MINOR 99
+#define FAIM_VERSION_MINORMINOR 0
+
#include <faim/faimconfig.h>
#include <faim/aim_cbtypes.h>
+#if !defined(FAIM_USEPTHREADS) && !defined(FAIM_USEFAKELOCKS)
+#error pthreads or fakelocks are currently required.
+#endif
+
#include <stdio.h>
#include <string.h>
#include <fcntl.h>
#include <unistd.h>
#endif
+#ifdef FAIM_USEPTHREADS
+#include <pthread.h>
+#define faim_mutex_t pthread_mutex_t
+#define faim_mutex_init(x) pthread_mutex_init(x, NULL)
+#define faim_mutex_lock(x) pthread_mutex_lock(x)
+#define faim_mutex_unlock(x) pthread_mutex_unlock(x)
+#define faim_mutex_destroy(x) pthread_mutex_destroy(x)
+#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) *x = 0
+#define faim_mutex_lock(x) *x = 1;
+#define faim_mutex_unlock(x) *x = 0;
+#define faim_mutex_destroy(x) *x = 0;
+#endif
+
/* Portability stuff (DMP) */
#ifdef _WIN32
#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!
+ *
+ * XXX: the real limit is the total SNAC size at 8192. Fix this.
+ *
+ */
+#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
*/
#define AIM_COOKIELEN 0x100
+#define AIM_MD5_STRING "AOL Instant Messenger (SM)"
+
#if debug > 0
#define faimdprintf(l, x...) {if (l >= debug) printf(x); }
#else
int build;
char country[3];
char lang[3];
+ int major2;
+ int minor2;
+ long unknown;
};
#ifndef TRUE
#define AIM_CONN_TYPE_CHAT 0x000e
#define AIM_CONN_TYPE_CHATNAV 0x000d
+/* they start getting arbitrary in rendezvous stuff =) */
+#define AIM_CONN_TYPE_RENDEZVOUS 0x0101 /* these do not speak OSCAR! */
+#define AIM_CONN_TYPE_RENDEZVOUS_OUT 0x0102 /* socket waiting for accept() */
+
+/*
+ * Subtypes, we need these for OFT stuff.
+ */
+#define AIM_CONN_SUBTYPE_OFT_DIRECTIM 0x0001
+#define AIM_CONN_SUBTYPE_OFT_GETFILE 0x0002
+#define AIM_CONN_SUBTYPE_OFT_SENDFILE 0x0003
+#define AIM_CONN_SUBTYPE_OFT_BUDDYICON 0x0004
+#define AIM_CONN_SUBTYPE_OFT_VOICE 0x0005
+
/*
* Status values returned from aim_conn_new(). ORed together.
*/
#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;
+ unsigned short type;
+ unsigned short subtype;
int seqnum;
int status;
void *priv; /* misc data the client may want to store */
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 char magic[4]; /* ODC2 OFT2 */
+ 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 char magic[4]; /* ODC2 OFT2 */
+ 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;
/*
* 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
* Outstanding snac handling
*
* XXX: Should these be per-connection? -mid
- **/
- struct aim_snac_t *outstanding_snacs;
+ */
+ struct aim_snac_t *snac_hash[FAIM_SNAC_HASH_SIZE];
+ faim_mutex_t snac_hash_locks[FAIM_SNAC_HASH_SIZE];
u_long snac_nextid;
+
+ struct aim_msgcookie_t *msgcookies;
};
u_short capabilities;
};
-#define AIM_CLASS_TRIAL 0x0001
-#define AIM_CLASS_UNKNOWN2 0x0002
+#define AIM_CLASS_TRIAL 0x0001 /* "damned transients" */
+#define AIM_CLASS_ADMINISTRATOR 0x0002
#define AIM_CLASS_AOL 0x0004
-#define AIM_CLASS_UNKNOWN4 0x0008
+#define AIM_CLASS_OSCAR_PAY 0x0008
#define AIM_CLASS_FREE 0x0010
#define AIM_CLASS_AWAY 0x0020
#define AIM_CLASS_UNKNOWN40 0x0040
#define AIM_CLASS_UNKNOWN80 0x0080
+#define AIM_CLASS_ALLUSERS 0x001f
+
/*
* TLV handling
*/
int aim_get_command(struct aim_session_t *, struct aim_conn_t *);
int aim_rxdispatch(struct aim_session_t *);
+u_long aim_debugconn_sendconnect(struct aim_session_t *sess, struct aim_conn_t *conn);
+
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 *);
u_long aim_genericreq_l(struct aim_session_t *, struct aim_conn_t *conn, u_short family, u_short subtype, u_long *);
u_long aim_genericreq_s(struct aim_session_t *, struct aim_conn_t *conn, u_short family, u_short subtype, u_short *);
+struct aim_fileheader_t *aim_oft_getfh(char *hdr);
+
/* aim_login.c */
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 aim_send_login (struct aim_session_t *, struct aim_conn_t *, char *, char *, struct client_info_s *, char *key);
unsigned long aim_sendauthresp(struct aim_session_t *sess,
struct aim_conn_t *conn,
char *sn, char *bosip,
int regstatus);
int aim_gencookie(unsigned char *buf);
int aim_sendserverready(struct aim_session_t *sess, struct aim_conn_t *conn);
+int aim_authkeyparse(struct aim_session_t *sess, struct command_rx_struct *command);
unsigned long aim_sendredirect(struct aim_session_t *sess,
struct aim_conn_t *conn,
unsigned short servid,
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_get_command_rendezvous(struct aim_session_t *sess, struct aim_conn_t *conn);
-struct command_tx_struct *aim_tx_new(int, struct aim_conn_t *, int);
-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 *);
time_t issuetime;
struct aim_snac_t *next;
};
+void aim_initsnachash(struct aim_session_t *sess);
u_long aim_newsnac(struct aim_session_t *, struct aim_snac_t *newsnac);
struct aim_snac_t *aim_remsnac(struct aim_session_t *, u_long id);
int aim_cleansnacs(struct aim_session_t *, int maxage);
#define AIM_VISIBILITYCHANGE_DENYADD 0x07
#define AIM_VISIBILITYCHANGE_DENYREMOVE 0x08
+#define AIM_PRIVFLAGS_ALLOWIDLE 0x01
+#define AIM_PRIVFLAGS_ALLOWMEMBERSINCE 0x02
+
+#define AIM_WARN_ANON 0x01
+
+int aim_send_warning(struct aim_session_t *sess, struct aim_conn_t *conn, char *destsn, int anon);
+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_reqicbmparaminfo(struct aim_session_t *, struct aim_conn_t *);
u_long aim_setversions(struct aim_session_t *sess, struct aim_conn_t *conn);
+struct aim_fileheader_t *aim_getlisting(struct aim_session_t*);
+int aim_listenestablish(u_short);
+
/* aim_rxhandlers.c */
int aim_rxdispatch(struct aim_session_t *);
int aim_authparse(struct aim_session_t *, struct command_rx_struct *);
int aim_parse_last_bad(struct aim_session_t *, struct command_rx_struct *, ...);
int aim_parse_generalerrs(struct aim_session_t *, struct command_rx_struct *command, ...);
int aim_parsemotd_middle(struct aim_session_t *sess, struct command_rx_struct *command, ...);
+int aim_parse_ratechange_middle(struct aim_session_t *sess, struct command_rx_struct *command);
+int aim_parse_evilnotify_middle(struct aim_session_t *sess, struct command_rx_struct *command);
+int aim_parse_msgack_middle(struct aim_session_t *sess, struct command_rx_struct *command);
/* aim_im.c */
+struct aim_directim_priv {
+ unsigned char cookie[8];
+ char sn[MAXSNLEN+1];
+ char ip[30];
+};
+
#define AIM_IMFLAGS_AWAY 0x01 /* mark as an autoreply */
#define AIM_IMFLAGS_ACK 0x02 /* request a receipt notice */
u_long aim_send_im(struct aim_session_t *, struct aim_conn_t *, char *, u_int, char *);
int aim_parse_incoming_im_middle(struct aim_session_t *, struct command_rx_struct *);
+int aim_parse_outgoing_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);
+
+struct aim_conn_t * aim_directim_initiate(struct aim_session_t *, struct aim_conn_t *, struct aim_directim_priv *, char *);
+int aim_send_im_direct(struct aim_session_t *, struct aim_conn_t *, char *);
+struct aim_conn_t *aim_directim_connect(struct aim_session_t *, struct aim_conn_t *, struct aim_directim_priv *);
/* aim_info.c */
#define AIM_CAPS_BUDDYICON 0x01
#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_fileheader_t {
+#if 0
+ char magic[4]; /* 0 */
+ short hdrlen; /* 4 */
+ short hdrtype; /* 6 */
+#endif
+ char bcookie[8]; /* 8 */
+ short encrypt; /* 16 */
+ short compress; /* 18 */
+ short totfiles; /* 20 */
+ short filesleft; /* 22 */
+ short totparts; /* 24 */
+ short partsleft; /* 26 */
+ long totsize; /* 28 */
+ long size; /* 32 */
+ long modtime; /* 36 */
+ long checksum; /* 40 */
+ long rfrcsum; /* 44 */
+ long rfsize; /* 48 */
+ long cretime; /* 52 */
+ long rfcsum; /* 56 */
+ long nrecvd; /* 60 */
+ long recvcsum; /* 64 */
+ char idstring[32]; /* 68 */
+ char flags; /* 100 */
+ char lnameoffset; /* 101 */
+ char lsizeoffset; /* 102 */
+ char dummy[69]; /* 103 */
+ char macfileinfo[16]; /* 172 */
+ short nencode; /* 188 */
+ short nlanguage; /* 190 */
+ char name[64]; /* 192 */
+ /* 256 */
+};
+
+struct aim_filetransfer_priv {
+ char sn[MAXSNLEN];
+ char cookie[8];
+ char ip[30];
+ int state;
+ struct aim_fileheader_t fh;
+};
+
+#define AIM_COOKIETYPE_UNKNOWN 0x00
+#define AIM_COOKIETYPE_ICBM 0x01
+#define AIM_COOKIETYPE_ADS 0x02
+#define AIM_COOKIETYPE_BOS 0x03
+#define AIM_COOKIETYPE_IM 0x04
+#define AIM_COOKIETYPE_CHAT 0x05
+#define AIM_COOKIETYPE_CHATNAV 0x06
+/* we'll move OFT up a bit to give breathing room. not like it really
+ * matters. */
+#define AIM_COOKIETYPE_OFTIM 0x10
+#define AIM_COOKIETYPE_OFTGET 0x11
+#define AIM_COOKIETYPE_OFTSEND 0x12
+#define AIM_COOKIETYPE_OFTVOICE 0x13
+#define AIM_COOKIETYPE_OFTIMAGE 0x14
+#define AIM_COOKIETYPE_OFTICON 0x15
+
+int aim_cachecookie(struct aim_session_t *sess, struct aim_msgcookie_t *cookie);
+int aim_purgecookies(struct aim_session_t *sess, int maxage);
+struct aim_msgcookie_t *aim_uncachecookie(struct aim_session_t *sess, char *cookie, int type);
+struct aim_msgcookie_t *aim_mkcookie(unsigned char *, int, void *);
+struct aim_msgcookie_t *aim_checkcookie(struct aim_session_t *, char *, int);
+int aim_getcookietype(int);
+
+int aim_handlerendconnect(struct aim_session_t *sess, struct aim_conn_t *cur);
+
+#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,struct aim_conn_t *oftconn, 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_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__ */
andersk / libfaim.git / blobdiff