ref: dbbe3d1bc62440febca9086f83615ee2859df54c
dir: /dat.h/
typedef struct Rdp Rdp;
typedef struct Vchan Vchan;
typedef struct Msg Msg;
typedef struct Share Share;
typedef struct Caps Caps;
typedef struct Imgupd Imgupd;
#define GSHORT(p) ((p)[0]|((p)[1]<<8))
#define GSHORTB(p) ((p)[0]<<8|((p)[1]))
#define GLONG(p) ((p)[0]|((p)[1]<<8)|((p)[2]<<16)|((p)[3]<<24))
#define GLONGB(p) (((p)[0]<<24)|((p)[1]<<16)|((p)[2]<<8)|(p)[3])
#define PSHORT(p,v) (p)[0]=(v);(p)[1]=(v)>>8
#define PSHORTB(p,v) (p)[0]=(v)>>8;(p)[1]=(v)
#define PLONG(p,v) (p)[0]=(v);(p)[1]=(v)>>8;(p)[2]=(v)>>16;(p)[3]=(v)>>24
#define PLONGB(p,v) (p)[0]=(v)>>24;(p)[1]=(v)>>16;(p)[2]=(v)>>8;(p)[3]=(v)
#define MIN(x,y) (((x) < (y)) ? (x) : (y))
enum
{
MAXTPDU= 16386, /* max TPDU size */
};
struct Rdp
{
int fd; /* connection I/O descriptor */
long sproto; /* magic to bounce back to server */
char *local; /* local system name */
char *user; /* user name for auto logon */
char *windom; /* domain for auto logon */
char *passwd; /* password for auto logon (sic) */
char *shell; /* remote shell override */
char *rwd; /* remote working directory */
int xsz; /* rfb dimensions */
int ysz; /* rfb dimensions */
int depth; /* rfb color depth */
ulong chan; /* remote graphics channel descriptor */
int hupreason; /* hangup reason as server explains */
int mcsuid; /* MCS [T.122] userId */
int userchan; /* MCS user channelId */
int srvchan; /* MCS server channel ID */
int shareid; /* share ID - [T128] section 8.4.2 */
int active; /* T.128 action state */
int wantconsole; /* attach to the console sesstion */
Vchan *vc; /* static virtual channels table */
uint nvc; /* number of vctab entries */
uchar cmap[256]; /* rfb color map for depths ≤ 8 */
uchar rbuf[MAXTPDU]; /* read buffer */
};
int starttls(Rdp*);
int rdphandshake(Rdp*);
int x224handshake(Rdp*);
int x224hangup(Rdp*);
void sendclientinfo(Rdp*);
void confirmactive(Rdp*);
void assync(Rdp*);
void asctl(Rdp*,int);
void asfontls(Rdp*);
void passinput(Rdp*,ulong,int,int,int,int);
void turnupdates(Rdp*, int);
void erectdom(Rdp*);
void readnet(Rdp*);
void clipannounce(Rdp*);
void clipvcfn(Rdp*, uchar*,uint);
void pollsnarf(Rdp*);
void readkbd(Rdp*);
void readdevmouse(Rdp*);
void eresized(Rdp*, int);
struct Vchan
{
int mcsid; /* MCS channelId */
int flags;
char name[8];
uchar *buf; /* defragmentation buffer */
int nb; /* sizeof buf */
int pos; /* next fragment offset */
void (*fn)(Rdp*,uchar*,uint);
};
void initvc(Rdp*);
int sendvc(Rdp*,char*,uchar*,int);
struct Caps
{
int general;
int canrefresh;
int cansupress;
int bitmap;
int depth;
int xsz;
int ysz;
};
int getcaps(Caps*,uchar*,uint);
int sizecaps(Caps*);
int putcaps(uchar*,uint,Caps*);
enum /* Msg.type */
{
Xconnect=1, /* C: X.224 connect request */
Xconnected, /* S: X.224 connection confirm */
Xhangup, /* C: X.224 disconnection request */
Mattach, /* C: MCS (T.125) Attach User Request */
Mattached, /* S: MCS Attach User Confirm */
Mjoin, /* C: MCS Channel Join Request */
Mjoined, /* S: MCS Channel Join Confirm */
Merectdom, /* C: MCS Erect Domain Request */
Mconnect, /* C: MCS Connect Initial + GCC Confce Create Req */
Mconnected, /* S: MCS Connect Response + GCC Confce Create Resp */
Mactivated, /* C: MCS Confirm Active */
Mclosing, /* S: Disconnect Provider Ultimatum */
Mvcdata, /* S,C: MCS virtual channel data, raw */
Async, /* C: MPAS 2.2.1.14 Client Synchronize PDU */
Actl, /* C: MPAS 2.2.1.15 Control PDU */
Afontls, /* C: MPAS 2.2.1.18 Client Font List PDU */
Ainput, /* C: MPAS (T.128) Input Event */
Aupdate, /* S: T.128 ASPDU or a "Fast-Path" RDP PDU */
Aflow, /* S: T.128 Flow PDU */
Dclientinfo, /* C: RDP 2.2.1.11 Client Info */
Dsupress, /* C: RDP 2.2.11.3 Suppress Output PDU */
Lneedlicense, /* S: Licensing PDU */
Lreq, /* C: Licensing PDU */
Lhavechal, /* S: Licensing PDU */
Lnolicense, /* C: Licensing PDU */
Ldone, /* S: Licensing PDU */
};
enum /* Msg.negproto - for msg.c x224.c */
{
ProtoTLS= 1,
ProtoCSSP= 2,
ProtoUAUTH= 8,
};
struct Msg {
int type;
int negproto; /* Xconnect, Xconnected */
int mcsuid; /* Mattached, Mjoin, Mactivated, Async & more */
int chanid; /* Mjoin, Mvcdata */
int originid; /* Mactivated, Async, Actl, Afontls, Ainput, Dsupress */
int shareid; /* Mactivated, Async, Actl, Afontls, Ainput, Dsupress */
int ver; /* Mconnect, Mconnected */
int xsz; /* Mconnect, Dsupress, Mactivated */
int ysz; /* Mconnect, Dsupress, Mactivated */
int depth; /* Mconnect, Dsupress, Mactivated */
char *sysname; /* Mconnect, Dclientinfo, Lreq */
int sproto; /* Mconnect */
int wantconsole; /* Mconnect */
uint nvc; /* Mconnect */
Vchan *vctab; /* Mconnect */
char *dom; /* Dclientinfo*/
char *user; /* Dclientinfo, Lreq */
char *pass; /* Dclientinfo */
char *rshell; /* Dclientinfo */
char *rwd; /* Dclientinfo */
int dologin; /* Dclientinfo */
int mtype; /* Ainput */
ulong msec; /* Ainput */
ulong flags; /* Ainput, Mvcdata */
int iarg[2]; /* Ainput */
int action; /* Actl */
int allow; /* Dsupress */
uchar* data; /* Mvcdata, Aupdate */
uint ndata; /* Mvcdata, Aupdate */
uint len; /* Mvcdata */
int (*getshare)(Share*, uchar*, uint); /* Aupdate */
};
typedef int Msgget(Msg*,uchar*,uint);
typedef int Msgput(uchar*,uint,Msg*);
Msgget getmsg;
Msgput putmsg;
int readmsg(Rdp*,Msg*);
int writemsg(Rdp*,Msg*);
int sizegccr(Msg*);
Msgget getmcr;
Msgput putgccr;
Msgput putclientinfo;
Msgput putconfirmactive;
int sizelicensemsg(Msg*);
Msgget getlicensemsg;
Msgput putlicensemsg;
void respondlicense(Rdp*,Msg*);
void scanvcdata(Rdp*, Msg*);
void scanupdates(Rdp*, Msg*);
enum /* Share.type */
{
ShActivate= 1,
ShDeactivate,
ShUorders,
ShUimg,
ShUcmap,
ShUwarp,
ShSync,
ShCtl,
ShFmap,
ShEinfo,
};
struct Share
{
int type;
int source;
int shareid;
int ncap;
int nord;
int nrect;
int x;
int y;
int err;
uchar* data;
uint ndata;
};
int getshareT(Share*, uchar*, uint); /* T.128 ASPDU updates */
int getshareF(Share*, uchar*, uint); /* RDP Fast-Path updates */
void activating(Rdp*,Share*);
void deactivating(Rdp*,Share*);
void finalhandshake(Rdp*);
void scanimgupdate(Rdp*,Share*);
void scancmap(Rdp*,Share*);
void scanorders(Rdp*,Share*);
struct Imgupd {
int x;
int y;
int xm;
int ym;
int xsz;
int ysz;
int depth;
int iscompr;
int nbytes;
uchar* bytes;
};
int getimgupd(Imgupd*, uchar*, uint);
enum
{
/* 2.2.8.1.1.2.1 Basic (TS_SECURITY_HEADER) */
Scrypt = 0x0008,
Sinfopk = 0x0040,
Slicensepk = 0x0080,
/* 2.2.8.1.1.3.1.1 Slow-Path Input Event (TS_INPUT_EVENT) */
InputSync= 0,
InputKeycode= 4,
InputUnicode= 5,
InputMouse= 0x8001,
/* 2.2.1.15.1 Control PDU Data */
CAreqctl= 1,
CAcooperate= 4,
GLOBALCHAN= 1003, /* MCS global channel id */
TPKTFIXLEN= 4,
TPDATAFIXLEN= (TPKTFIXLEN+3),
MCSCIFIXLEN= (18+3*2+24*4),
SECHSIZE= 4,
SCHSIZE= 6,
SCDSIZE= SCHSIZE+4+4+2*2,
NumOrders= 32,
};
extern uchar orderSupport[NumOrders];
extern char Eshort[];
extern char Ebignum[];
extern char Esmall[];
enum /* X.224 PDU codes */
{
ConReq= 0xE0, /* connection request */
ConCfrm= 0xD0, /* connection confirm */
HupReq= 0x80, /* disconnection request */
Data= 0xF0, /* data */
Err= 0x70, /* error */
};
enum /* ASN.1 tag numbers for MCS types */
{
Mci= 101, /* Connect Initial */
Mcr= 102, /* Connect Response */
Medr= 1, /* Erect Domain Request */
Maur= 10, /* Attach User Request */
Mauc= 11, /* Attach User Confirm */
Mcjr= 14, /* Channel Join Request */
Mcjc= 15, /* Channel Join Confirm */
Msdr= 25, /* Send Data Request */
Msdi= 26, /* Send Data Indication */
Mdpu= 8, /* Disconnect Provider Ultimatum */
};
enum /* 2.2.8.1.1.1.2 Share Data Header (TS_SHAREDATAHEADER) */
{
ADdraw= 2,
ADctl= 20,
ADcursor= 27,
ADinput= 28,
ADsync= 31,
ADrefresh= 33,
ADsupress= 35,
ADfontlist= 39,
ADfontmap= 40,
ADerrx= 47,
};