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libtdevnc
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Code Issues Releases Wiki Activity

replaced xalloc with malloc functions, udp input support (untested), fixed http

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pull/1/head
dscho 23 years ago
parent 519a8e0e39
commit 67094d7c28
13 changed files with 204 additions and 236 deletions
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20
auth.c
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@ -30,10 +30,6 @@
#include <stdlib.h>
#include "rfb.h"
char *rfbAuthPasswdFile = NULL;
/*
* rfbAuthNewClient is called when we reach the point of authenticating
* a new client. If authentication isn't being used then we simply send
@ -49,15 +45,12 @@ rfbAuthNewClient(cl)
cl->state = RFB_AUTHENTICATION;
if (rfbAuthPasswdFile && !cl->reverseConnection) {
if (cl->screen->rfbAuthPasswdData && !cl->reverseConnection) {
*(CARD32 *)buf = Swap32IfLE(rfbVncAuth);
vncRandomBytes(cl->authChallenge);
memcpy(&buf[4], (char *)cl->authChallenge, CHALLENGESIZE);
len = 4 + CHALLENGESIZE;
} else {
*(CARD32 *)buf = Swap32IfLE(rfbNoAuth);
len = 4;
cl->state = RFB_INITIALISATION;
@ -80,7 +73,7 @@ void
rfbAuthProcessClientMessage(cl)
rfbClientPtr cl;
{
char *passwd;
char passwd[1024];
int i, n;
CARD8 response[CHALLENGESIZE];
CARD32 authResult;
@ -92,14 +85,9 @@ rfbAuthProcessClientMessage(cl)
return;
}
passwd = vncDecryptPasswdFromFile(rfbAuthPasswdFile);
if (passwd == NULL) {
rfbLog("rfbAuthProcessClientMessage: could not get password from %s\n",
rfbAuthPasswdFile);
if(!cl->screen->getPassword(cl,passwd,MAXPWLEN)) {
rfbLog("rfbAuthProcessClientMessage: could not get password\n");
authResult = Swap32IfLE(rfbVncAuthFailed);
if (WriteExact(cl, (char *)&authResult, 4) < 0) {
rfbLogPerror("rfbAuthProcessClientMessage: write");
}

8
corre.c
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@ -105,17 +105,17 @@ rfbSendSmallRectEncodingCoRRE(cl, x, y, w, h)
if (rreBeforeBufSize < maxRawSize) {
rreBeforeBufSize = maxRawSize;
if (rreBeforeBuf == NULL)
rreBeforeBuf = (char *)xalloc(rreBeforeBufSize);
rreBeforeBuf = (char *)malloc(rreBeforeBufSize);
else
rreBeforeBuf = (char *)xrealloc(rreBeforeBuf, rreBeforeBufSize);
rreBeforeBuf = (char *)realloc(rreBeforeBuf, rreBeforeBufSize);
}
if (rreAfterBufSize < maxRawSize) {
rreAfterBufSize = maxRawSize;
if (rreAfterBuf == NULL)
rreAfterBuf = (char *)xalloc(rreAfterBufSize);
rreAfterBuf = (char *)malloc(rreAfterBufSize);
else
rreAfterBuf = (char *)xrealloc(rreAfterBuf, rreAfterBufSize);
rreAfterBuf = (char *)realloc(rreAfterBuf, rreAfterBufSize);
}
(*cl->translateFn)(cl->translateLookupTable,&(cl->screen->rfbServerFormat),

6
httpd.c
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@ -45,7 +45,7 @@
"<HEAD><TITLE>File Not Found</TITLE></HEAD>\n" \
"<BODY><H1>File Not Found</H1></BODY>\n"
#define OK_STR "HTTP/1.0 200 OK\n\n"
#define OK_STR "HTTP/1.0 200 OK\nContent-Type: text/html\n\n"
static void httpProcessInput();
static Bool compareAndSkip(char **ptr, const char *str);
@ -273,7 +273,7 @@ httpProcessInput(rfbScreenInfoPtr rfbScreen)
/* Open the file */
if ((fd = fopen(fullFname, O_RDONLY)) < 0) {
if ((fd = fopen(fullFname, "r")) <= 0) {
rfbLogPerror("httpProcessInput: open");
WriteExact(&cl, NOT_FOUND_STR, strlen(NOT_FOUND_STR));
httpCloseSock(rfbScreen);
@ -283,7 +283,7 @@ httpProcessInput(rfbScreenInfoPtr rfbScreen)
WriteExact(&cl, OK_STR, strlen(OK_STR));
while (1) {
int n = fread(buf, BUF_SIZE-1, 1, fd);
int n = fread(buf, 1, BUF_SIZE-1, fd);
if (n < 0) {
rfbLogPerror("httpProcessInput: read");
fclose(fd);

12
main.c
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@ -326,7 +326,7 @@ processArguments(rfbScreenInfoPtr rfbScreen,int argc, char *argv[])
rfbScreen->rfbMaxClientWait = atoi(argv[++i]);
} else if (strcmp(argv[i], "-rfbauth") == 0) { /* -rfbauth passwd-file */
if (i + 1 >= argc) usage();
rfbScreen->rfbAuthPasswdFile = argv[++i];
rfbScreen->rfbAuthPasswdData = argv[++i];
} else if (strcmp(argv[i], "-desktop") == 0) { /* -desktop desktop-name */
if (i + 1 >= argc) usage();
rfbScreen->desktopName = argv[++i];
@ -400,6 +400,15 @@ rfbCursorPtr defaultGetCursorPtr(rfbClientPtr cl)
return(cl->screen->cursor);
}
Bool defaultGetPassword(rfbClientPtr cl,char* passwd,int len)
{
char *pwd=vncDecryptPasswdFromFile(cl->screen->rfbAuthPasswdData);
if(!pwd)
return(FALSE);
strncpy(passwd,pwd,MAXPWLEN);
return(TRUE);
}
void doNothingWithClient(rfbClientPtr cl)
{
}
@ -511,6 +520,7 @@ rfbScreenInfoPtr rfbGetScreen(int argc,char** argv,
rfbScreen->setXCutText = defaultSetXCutText;
rfbScreen->getCursorPtr = defaultGetCursorPtr;
rfbScreen->setTranslateFunction = rfbSetTranslateFunction;
rfbScreen->getPassword = defaultGetPassword;
rfbScreen->newClientHook = doNothingWithClient;
rfbScreen->displayHook = 0;

162
rfb.h
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@ -26,6 +26,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <zlib.h>
#include "keysym.h"
/* TODO: this stuff has to go into autoconf */
@ -35,19 +36,13 @@ typedef unsigned int CARD32;
typedef CARD32 Pixel;
typedef CARD32 KeySym;
/* for some strange reason, "typedef signed char Bool;" yields a four byte
signed int on an SGI, but only for rfbserver.o!!! */
signed int on IRIX, but only for rfbserver.o!!! */
#define Bool signed char
#undef FALSE
#define FALSE 0
#undef TRUE
#define TRUE -1
#define xalloc malloc
#define xrealloc realloc
#define xfree free
#include <zlib.h>
#include "rfbproto.h"
#ifdef __linux__
@ -84,7 +79,6 @@ typedef CARD32 KeySym;
#ifdef WIN32
#include <winsock.h>
//#define sockaddr_in sockaddr*
#undef SOCKET
#define SOCKET int
#else
@ -134,6 +128,18 @@ int max(int,int);
#define IF_PTHREADS(x)
#endif
/* end of stuff for autoconf */
/* if you use pthreads, but don't define HAVE_PTHREADS, the structs
get all mixed up. So this gives a linker error reminding you to compile
the library and your application (at least the parts including rfb.h)
with the same support for pthreads. */
#ifdef HAVE_PTHREADS
#define rfbInitServer rfbInitServerWithPthreads
#else
#define rfbInitServer rfbInitServerWithoutPthreads
#endif
#define MAX_ENCODINGS 10
struct rfbClientRec;
@ -146,6 +152,7 @@ typedef void (*PtrAddEventProcPtr) (int buttonMask, int x, int y, struct rfbClie
typedef void (*SetXCutTextProcPtr) (char* str,int len, struct rfbClientRec* cl);
typedef struct rfbCursor* (*GetCursorProcPtr) (struct rfbClientRec* pScreen);
typedef Bool (*SetTranslateFunctionProcPtr)(struct rfbClientRec* cl);
typedef Bool (*GetPasswordProcPtr)(struct rfbClientRec* cl,char* passWord,int len);
typedef void (*NewClientHookPtr)(struct rfbClientRec* cl);
typedef void (*DisplayHookPtr)(struct rfbClientRec* cl);
@ -158,26 +165,10 @@ typedef struct {
} data; /* there have to be count*3 entries */
} rfbColourMap;
/* this is why windows and it's programs are so huge:
You can't do something like
#define MUTEX(m)
struct {
int i;
MUTEX(m); // this evaluates to ";", and that is not acceptable
// to Visual C++
}
*/
#ifdef WIN32
#undef MUTEX
#define MUTEX(mutex) char dummy##mutex
#undef COND
#define COND(cond) char dummy##cond
#endif
/*
* Per-screen (framebuffer) structure. There is only one of these, since we
* don't allow the X server to have multiple screens.
* Per-screen (framebuffer) structure. There can be as many as you wish,
* each serving different clients. However, you have to call
* rfbProcessEvents for each of these.
*/
typedef struct
@ -245,21 +236,26 @@ typedef struct
rfbColourMap colourMap; /* set this if rfbServerFormat.trueColour==FALSE */
char* desktopName;
char rfbThisHost[255];
int rfbPort;
Bool socketInitDone;
SOCKET inetdSock;
SOCKET rfbListenSock;
int maxSock;
int maxFd;
SOCKET rfbListenSock;
fd_set allFds;
Bool socketInitDone;
SOCKET inetdSock;
Bool inetdInitDone;
int udpPort;
SOCKET udpSock;
struct rfbClientRec* udpClient;
Bool udpSockConnected;
struct sockaddr_in udpRemoteAddr;
Bool inetdInitDone;
fd_set allFds;
int rfbMaxClientWait;
/* http stuff */
/* http stuff */
Bool httpInitDone;
int httpPort;
char* httpDir;
@ -267,7 +263,9 @@ typedef struct
SOCKET httpSock;
FILE* httpFP;
char* rfbAuthPasswdFile;
GetPasswordProcPtr getPassword;
char* rfbAuthPasswdData;
int rfbDeferUpdateTime;
char* rfbScreen;
Bool rfbAlwaysShared;
@ -295,8 +293,8 @@ typedef struct
/* displayHook is called just before a frame buffer update */
DisplayHookPtr displayHook;
MUTEX(cursorMutex);
#ifdef HAVE_PTHREADS
MUTEX(cursorMutex);
Bool backgroundLoop;
#endif
@ -345,6 +343,8 @@ typedef struct rfbClientRec {
/* private data. You should put any application client specific data
* into a struct and let clientData point to it. Don't forget to
* free the struct via clientGoneHook!
*
* This is useful if the IO functions have to behave client specific.
*/
void* clientData;
ClientGoneHookPtr clientGoneHook;
@ -360,15 +360,12 @@ typedef struct rfbClientRec {
} state;
Bool reverseConnection;
Bool readyForSetColourMapEntries;
Bool useCopyRect;
int preferredEncoding;
int correMaxWidth, correMaxHeight;
/* The following member is only used during VNC authentication */
CARD8 authChallenge[CHALLENGESIZE];
/* The following members represent the update needed to get the client's
@ -397,7 +394,6 @@ typedef struct rfbClientRec {
sraRegionPtr copyRegion; /* the destination region of the copy */
int copyDX, copyDY; /* the translation by which the copy happens */
sraRegionPtr modifiedRegion;
/* As part of the FramebufferUpdateRequest, a client can express interest
@ -407,31 +403,25 @@ typedef struct rfbClientRec {
sraRegionPtr requestedRegion;
/* TODO: */
/* The following members represent the state of the "deferred update" timer
- when the framebuffer is modified and the client is ready, in most
cases it is more efficient to defer sending the update by a few
milliseconds so that several changes to the framebuffer can be combined
into a single update. */
/* no deferred timer here; server has to do it alone */
/* Bool deferredUpdateScheduled;
OsTimerPtr deferredUpdateTimer; */
/* translateFn points to the translation function which is used to copy
and translate a rectangle from the framebuffer to an output buffer. */
rfbTranslateFnType translateFn;
char *translateLookupTable;
rfbPixelFormat format;
/*
* UPDATE_BUF_SIZE must be big enough to send at least one whole line of the
* framebuffer. So for a max screen width of say 2K with 32-bit pixels this
* means 8K minimum.
*/
/*
* UPDATE_BUF_SIZE must be big enough to send at least one whole line of the
* framebuffer. So for a max screen width of say 2K with 32-bit pixels this
* means 8K minimum.
*/
#define UPDATE_BUF_SIZE 30000
@ -455,7 +445,6 @@ typedef struct rfbClientRec {
struct z_stream_s compStream;
Bool compStreamInited;
CARD32 zlibCompressLevel;
/* tight encoding -- preserve zlib streams' state for each client */
@ -476,7 +465,8 @@ typedef struct rfbClientRec {
#ifdef HAVE_PTHREADS
/* whenever a client is referenced, the refCount has to be incremented
and afterwards decremented.
and afterwards decremented, so that the client is not cleaned up
while being referenced.
Use the functions rfbIncrClientRef(cl) and rfbDecrClientRef(cl);
*/
int refCount;
@ -490,7 +480,6 @@ typedef struct rfbClientRec {
} rfbClientRec, *rfbClientPtr;
/*
* This macro is used to test whether there is a framebuffer update needing to
* be sent to the client.
@ -501,28 +490,6 @@ typedef struct rfbClientRec {
((cl)->enableCursorShapeUpdates && (cl)->cursorWasChanged) || \
!sraRgnEmpty((cl)->copyRegion) || !sraRgnEmpty((cl)->modifiedRegion))
//REGION_NOTEMPTY(&((cl)->screenInfo->screen),&(cl)->copyRegion) ||
//REGION_NOTEMPTY(&((cl)->screenInfo->screen),&(cl)->modifiedRegion))
/*
* This macro creates an empty region (ie. a region with no areas) if it is
* given a rectangle with a width or height of zero. It appears that
* REGION_INTERSECT does not quite do the right thing with zero-width
* rectangles, but it should with completely empty regions.
*/
#define SAFE_REGION_INIT(pscreen, preg, rect, size) \
{ \
if ( ( (rect) ) && \
( ( (rect)->x2 == (rect)->x1 ) || \
( (rect)->y2 == (rect)->y1 ) ) ) { \
REGION_INIT( (pscreen), (preg), NullBox, 0 ); \
} else { \
REGION_INIT( (pscreen), (preg), (rect), (size) ); \
} \
}
/*
* Macros for endian swapping.
*/
@ -544,22 +511,12 @@ static const int rfbEndianTest = (_BYTE_ORDER == _LITTLE_ENDIAN);
#define Swap24IfLE(l) (rfbEndianTest ? Swap24(l) : (l))
#define Swap32IfLE(l) (rfbEndianTest ? Swap32(l) : (l))
/* main.c */
extern void rfbLog(char *format, ...);
extern void rfbLogPerror(char *str);
void rfbScheduleCopyRect(rfbScreenInfoPtr rfbScreen,int x1,int y1,int x2,int y2,int dx,int dy);
void rfbScheduleCopyRegion(rfbScreenInfoPtr rfbScreen,sraRegionPtr copyRegion,int dx,int dy);
void rfbDoCopyRect(rfbScreenInfoPtr rfbScreen,int x1,int y1,int x2,int y2,int dx,int dy);
void rfbDoCopyRegion(rfbScreenInfoPtr rfbScreen,sraRegionPtr copyRegion,int dx,int dy);
/* sockets.c */
extern int rfbMaxClientWait;
extern void rfbInitSockets(rfbScreenInfoPtr rfbScreen);
extern void rfbDisconnectUDPSock(rfbScreenInfoPtr rfbScreen);
extern void rfbCloseClient(rfbClientPtr cl);
extern int ReadExact(rfbClientPtr cl, char *buf, int len);
extern int WriteExact(rfbClientPtr cl, char *buf, int len);
@ -585,12 +542,13 @@ extern void rfbReleaseClientIterator(rfbClientIteratorPtr iterator);
extern void rfbNewClientConnection(rfbScreenInfoPtr rfbScreen,int sock);
extern rfbClientPtr rfbNewClient(rfbScreenInfoPtr rfbScreen,int sock);
extern rfbClientPtr rfbNewUDPClient(rfbScreenInfoPtr rfbScreen);
extern rfbClientPtr rfbReverseConnection(rfbScreenInfoPtr rfbScreen,char *host, int port);
extern void rfbClientConnectionGone(rfbClientPtr cl);
extern void rfbProcessClientMessage(rfbClientPtr cl);
extern void rfbClientConnFailed(rfbClientPtr cl, char *reason);
extern void rfbNewUDPConnection(rfbScreenInfoPtr rfbScreen,int sock);
extern void rfbProcessUDPInput(rfbClientPtr cl);
extern void rfbProcessUDPInput(rfbScreenInfoPtr rfbScreen);
extern Bool rfbSendFramebufferUpdate(rfbClientPtr cl, sraRegionPtr updateRegion);
extern Bool rfbSendRectEncodingRaw(rfbClientPtr cl, int x,int y,int w,int h);
extern Bool rfbSendUpdateBuf(rfbClientPtr cl);
@ -628,8 +586,6 @@ extern void httpCheckFds();
/* auth.c */
extern char *rfbAuthPasswdFile;
extern Bool rfbAuthenticating;
extern void rfbAuthNewClient(rfbClientPtr cl);
extern void rfbAuthProcessClientMessage(rfbClientPtr cl);
@ -709,11 +665,6 @@ extern void defaultPtrAddEvent(int buttonMask,int x,int y,rfbClientPtr cl);
extern void rfbResetStats(rfbClientPtr cl);
extern void rfbPrintStats(rfbClientPtr cl);
/* socket.c */
extern void rfbInitSockets(rfbScreenInfoPtr rfbScreen);
extern void rfbDisconnectUDPSock(rfbScreenInfoPtr cl);
/* font.c */
typedef struct rfbFontData {
@ -734,20 +685,19 @@ void rfbFontBBox(rfbFontDataPtr font,unsigned char c,int* x1,int* y1,int* x2,int
/* main.c */
extern void rfbLog(char *format, ...);
extern void rfbLogPerror(char *str);
void rfbScheduleCopyRect(rfbScreenInfoPtr rfbScreen,int x1,int y1,int x2,int y2,int dx,int dy);
void rfbScheduleCopyRegion(rfbScreenInfoPtr rfbScreen,sraRegionPtr copyRegion,int dx,int dy);
void rfbDoCopyRect(rfbScreenInfoPtr rfbScreen,int x1,int y1,int x2,int y2,int dx,int dy);
void rfbDoCopyRegion(rfbScreenInfoPtr rfbScreen,sraRegionPtr copyRegion,int dx,int dy);
void rfbMarkRectAsModified(rfbScreenInfoPtr rfbScreen,int x1,int y1,int x2,int y2);
void rfbMarkRegionAsModified(rfbScreenInfoPtr rfbScreen,sraRegionPtr modRegion);
void doNothingWithClient(rfbClientPtr cl);
/* if you use pthreads, but don't define HAVE_PTHREADS, the structs
get all mixed up. So this gives a linker error reminding you to compile
the library and your application (at least the parts including rfb.h)
with the same support for pthreads. */
#ifdef HAVE_PTHREADS
#define rfbInitServer rfbInitServerWithPthreads
#else
#define rfbInitServer rfbInitServerWithoutPthreads
#endif
/* functions to make a vnc server */
extern rfbScreenInfoPtr rfbGetScreen(int argc,char** argv,
int width,int height,int bitsPerSample,int samplesPerPixel,

176
rfbserver.c
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@ -173,108 +173,128 @@ rfbReverseConnection(rfbScreen,host, port)
*/
rfbClientPtr
rfbNewClient(rfbScreen,sock)
rfbNewTCPOrUDPClient(rfbScreen,sock,isUDP)
rfbScreenInfoPtr rfbScreen;
int sock;
Bool isUDP;
{
rfbProtocolVersionMsg pv;
rfbClientIteratorPtr iterator;
rfbClientPtr cl;
rfbClientPtr cl,cl_;
struct sockaddr_in addr;
int addrlen = sizeof(struct sockaddr_in);
int i;
rfbLog(" other clients:\n");
iterator = rfbGetClientIterator(rfbScreen);
while ((cl = rfbClientIteratorNext(iterator)) != NULL) {
rfbLog(" %s\n",cl->host);
}
rfbReleaseClientIterator(iterator);
cl = (rfbClientPtr)xalloc(sizeof(rfbClientRec));
cl = (rfbClientPtr)malloc(sizeof(rfbClientRec));
FD_SET(sock,&(rfbScreen->allFds));
cl->screen = rfbScreen;
cl->sock = sock;
getpeername(sock, (struct sockaddr *)&addr, &addrlen);
cl->host = strdup(inet_ntoa(addr.sin_addr));
rfbResetStats(cl);
INIT_MUTEX(cl->outputMutex);
INIT_MUTEX(cl->refCountMutex);
INIT_COND(cl->deleteCond);
if(isUDP) {
rfbLog(" accepted UDP client\n");
} else {
getpeername(sock, (struct sockaddr *)&addr, &addrlen);
cl->host = strdup(inet_ntoa(addr.sin_addr));
cl->state = RFB_PROTOCOL_VERSION;
rfbLog(" other clients:\n");
iterator = rfbGetClientIterator(rfbScreen);
while ((cl_ = rfbClientIteratorNext(iterator)) != NULL) {
rfbLog(" %s\n",cl_->host);
}
rfbReleaseClientIterator(iterator);
cl->reverseConnection = FALSE;
cl->readyForSetColourMapEntries = FALSE;
cl->useCopyRect = FALSE;
cl->preferredEncoding = rfbEncodingRaw;
cl->correMaxWidth = 48;
cl->correMaxHeight = 48;
FD_SET(sock,&(rfbScreen->allFds));
INIT_MUTEX(cl->outputMutex);
INIT_MUTEX(cl->refCountMutex);
INIT_COND(cl->deleteCond);
cl->copyRegion = sraRgnCreate();
cl->copyDX = 0;
cl->copyDY = 0;
cl->state = RFB_PROTOCOL_VERSION;
cl->reverseConnection = FALSE;
cl->readyForSetColourMapEntries = FALSE;
cl->useCopyRect = FALSE;
cl->preferredEncoding = rfbEncodingRaw;
cl->correMaxWidth = 48;
cl->correMaxHeight = 48;
cl->copyRegion = sraRgnCreate();
cl->copyDX = 0;
cl->copyDY = 0;
cl->modifiedRegion =
sraRgnCreateRect(0,0,rfbScreen->width,rfbScreen->height);
cl->modifiedRegion =
sraRgnCreateRect(0,0,rfbScreen->width,rfbScreen->height);
INIT_MUTEX(cl->updateMutex);
INIT_COND(cl->updateCond);
INIT_MUTEX(cl->updateMutex);
INIT_COND(cl->updateCond);
cl->requestedRegion = sraRgnCreate();
cl->requestedRegion = sraRgnCreate();
cl->format = cl->screen->rfbServerFormat;
cl->translateFn = rfbTranslateNone;
cl->translateLookupTable = NULL;
cl->format = cl->screen->rfbServerFormat;
cl->translateFn = rfbTranslateNone;
cl->translateLookupTable = NULL;
LOCK(rfbClientListMutex);
LOCK(rfbClientListMutex);
IF_PTHREADS(cl->refCount = 0);
cl->next = rfbScreen->rfbClientHead;
cl->prev = NULL;
if (rfbScreen->rfbClientHead)
IF_PTHREADS(cl->refCount = 0);
cl->next = rfbScreen->rfbClientHead;
cl->prev = NULL;
if (rfbScreen->rfbClientHead)
rfbScreen->rfbClientHead->prev = cl;
rfbScreen->rfbClientHead = cl;
UNLOCK(rfbClientListMutex);
rfbScreen->rfbClientHead = cl;
UNLOCK(rfbClientListMutex);
cl->tightCompressLevel = TIGHT_DEFAULT_COMPRESSION;
cl->tightQualityLevel = -1;
for (i = 0; i < 4; i++)
cl->tightCompressLevel = TIGHT_DEFAULT_COMPRESSION;
cl->tightQualityLevel = -1;
for (i = 0; i < 4; i++)
cl->zsActive[i] = FALSE;
cl->enableCursorShapeUpdates = FALSE;
cl->useRichCursorEncoding = FALSE;
cl->enableLastRectEncoding = FALSE;
cl->enableCursorShapeUpdates = FALSE;
cl->useRichCursorEncoding = FALSE;
cl->enableLastRectEncoding = FALSE;
rfbResetStats(cl);
cl->compStreamInited = FALSE;
cl->compStream.total_in = 0;
cl->compStream.total_out = 0;
cl->compStream.zalloc = Z_NULL;
cl->compStream.zfree = Z_NULL;
cl->compStream.opaque = Z_NULL;
cl->compStreamInited = FALSE;
cl->compStream.total_in = 0;
cl->compStream.total_out = 0;
cl->compStream.zalloc = Z_NULL;
cl->compStream.zfree = Z_NULL;
cl->compStream.opaque = Z_NULL;
cl->zlibCompressLevel = 5;
cl->zlibCompressLevel = 5;
sprintf(pv,rfbProtocolVersionFormat,rfbProtocolMajorVersion,
rfbProtocolMinorVersion);
sprintf(pv,rfbProtocolVersionFormat,rfbProtocolMajorVersion,
rfbProtocolMinorVersion);
cl->clientData = NULL;
cl->clientGoneHook = doNothingWithClient;
cl->screen->newClientHook(cl);
if (WriteExact(cl, pv, sz_rfbProtocolVersionMsg) < 0) {
if (WriteExact(cl, pv, sz_rfbProtocolVersionMsg) < 0) {
rfbLogPerror("rfbNewClient: write");
rfbCloseClient(cl);
return NULL;
}
}
cl->clientData = NULL;
cl->clientGoneHook = doNothingWithClient;
cl->screen->newClientHook(cl);
return cl;
}
rfbClientPtr
rfbNewClient(rfbScreen,sock)
rfbScreenInfoPtr rfbScreen;
int sock;
{
return(rfbNewTCPOrUDPClient(rfbScreen,sock,FALSE));
}
rfbClientPtr
rfbNewUDPClient(rfbScreen)
rfbScreenInfoPtr rfbScreen;
{
return((rfbScreen->udpClient=
rfbNewTCPOrUDPClient(rfbScreen,rfbScreen->udpSock,TRUE)));
}
/*
* rfbClientConnectionGone is called from sockets.c just after a connection
@ -342,7 +362,7 @@ rfbClientConnectionGone(cl)
rfbPrintStats(cl);
xfree(cl);
free(cl);
}
@ -434,14 +454,14 @@ rfbClientConnFailed(cl, reason)
char *buf;
int len = strlen(reason);
buf = (char *)xalloc(8 + len);
buf = (char *)malloc(8 + len);
((CARD32 *)buf)[0] = Swap32IfLE(rfbConnFailed);
((CARD32 *)buf)[1] = Swap32IfLE(len);
memcpy(buf + 8, reason, len);
if (WriteExact(cl, buf, 8 + len) < 0)
rfbLogPerror("rfbClientConnFailed: write");
xfree(buf);
free(buf);
rfbCloseClient(cl);
}
@ -808,19 +828,19 @@ rfbProcessClientNormalMessage(cl)
msg.cct.length = Swap32IfLE(msg.cct.length);
str = (char *)xalloc(msg.cct.length);
str = (char *)malloc(msg.cct.length);
if ((n = ReadExact(cl, str, msg.cct.length)) <= 0) {
if (n != 0)
rfbLogPerror("rfbProcessClientNormalMessage: read");
xfree(str);
free(str);
rfbCloseClient(cl);
return;
}
cl->screen->setXCutText(str, msg.cct.length, cl);
xfree(str);
free(str);
return;
@ -1388,18 +1408,21 @@ rfbNewUDPConnection(rfbScreen,sock)
* number of bytes we can possibly get.
*/
#if 0
void
rfbProcessUDPInput(rfbClientPtr cl)
rfbProcessUDPInput(rfbScreenInfoPtr rfbScreen)
{
int n;
rfbClientPtr cl=rfbScreen->udpClient;
rfbClientToServerMsg msg;
if ((n = read(cl->udpSock, (char *)&msg, sizeof(msg))) <= 0) {
if(!cl)
return;
if ((n = read(rfbScreen->udpSock, (char *)&msg, sizeof(msg))) <= 0) {
if (n < 0) {
rfbLogPerror("rfbProcessUDPInput: read");
}
rfbDisconnectUDPSock(cl);
rfbDisconnectUDPSock(rfbScreen);
return;
}
@ -1408,7 +1431,7 @@ rfbProcessUDPInput(rfbClientPtr cl)
case rfbKeyEvent:
if (n != sz_rfbKeyEventMsg) {
rfbLog("rfbProcessUDPInput: key event incorrect length\n");
rfbDisconnectUDPSock(cl);
rfbDisconnectUDPSock(rfbScreen);
return;
}
cl->screen->kbdAddEvent(msg.ke.down, (KeySym)Swap32IfLE(msg.ke.key), cl);
@ -1417,7 +1440,7 @@ rfbProcessUDPInput(rfbClientPtr cl)
case rfbPointerEvent:
if (n != sz_rfbPointerEventMsg) {
rfbLog("rfbProcessUDPInput: ptr event incorrect length\n");
rfbDisconnectUDPSock(cl);
rfbDisconnectUDPSock(rfbScreen);
return;
}
cl->screen->ptrAddEvent(msg.pe.buttonMask,
@ -1427,7 +1450,6 @@ rfbProcessUDPInput(rfbClientPtr cl)
default:
rfbLog("rfbProcessUDPInput: unknown message type %d\n",
msg.type);
rfbDisconnectUDPSock(cl);
rfbDisconnectUDPSock(rfbScreen);
}
}
#endif

8
rre.c
Unescape View File

@ -71,17 +71,17 @@ rfbSendRectEncodingRRE(cl, x, y, w, h)
if (rreBeforeBufSize < maxRawSize) {
rreBeforeBufSize = maxRawSize;
if (rreBeforeBuf == NULL)
rreBeforeBuf = (char *)xalloc(rreBeforeBufSize);
rreBeforeBuf = (char *)malloc(rreBeforeBufSize);
else
rreBeforeBuf = (char *)xrealloc(rreBeforeBuf, rreBeforeBufSize);
rreBeforeBuf = (char *)realloc(rreBeforeBuf, rreBeforeBufSize);
}
if (rreAfterBufSize < maxRawSize) {
rreAfterBufSize = maxRawSize;
if (rreAfterBuf == NULL)
rreAfterBuf = (char *)xalloc(rreAfterBufSize);
rreAfterBuf = (char *)malloc(rreAfterBufSize);
else
rreAfterBuf = (char *)xrealloc(rreAfterBuf, rreAfterBufSize);
rreAfterBuf = (char *)realloc(rreAfterBuf, rreAfterBufSize);
}
(*cl->translateFn)(cl->translateLookupTable,

12
sockets.c
Unescape View File

@ -214,15 +214,14 @@ rfbCheckFds(rfbScreenInfoPtr rfbScreen,long usec)
}
if ((rfbScreen->udpSock != -1) && FD_ISSET(rfbScreen->udpSock, &fds)) {
if(!rfbScreen->udpClient)
rfbNewUDPClient(rfbScreen);
if (recvfrom(rfbScreen->udpSock, buf, 1, MSG_PEEK,
(struct sockaddr *)&addr, &addrlen) < 0) {
rfbLogPerror("rfbCheckFds: UDP: recvfrom");
rfbDisconnectUDPSock(rfbScreen);
rfbScreen->udpSockConnected = FALSE;
} else {
if (!rfbScreen->udpSockConnected ||
(memcmp(&addr, &rfbScreen->udpRemoteAddr, addrlen) != 0))
{
@ -242,8 +241,7 @@ rfbCheckFds(rfbScreenInfoPtr rfbScreen,long usec)
rfbNewUDPConnection(rfbScreen,rfbScreen->udpSock);
}
/* TODO: UDP also needs a client
rfbProcessUDPInput(rfbScreen,rfbScreen->udpSock); */
rfbProcessUDPInput(rfbScreen);
}
FD_CLR(rfbScreen->udpSock, &fds);
@ -263,7 +261,7 @@ rfbCheckFds(rfbScreenInfoPtr rfbScreen,long usec)
void
rfbDisconnectUDPSock(rfbScreenInfoPtr rfbScreen)
{
rfbScreen->udpSockConnected = FALSE;
rfbScreen->udpSockConnected = FALSE;
}

4
sraRegion.c
Unescape View File

@ -76,7 +76,7 @@ sraSpanRemove(sraSpan *span) {
void
sraSpanDestroy(sraSpan *span) {
if (span->subspan) sraSpanListDestroy(span->subspan);
xfree(span);
free(span);
}
void
@ -153,7 +153,7 @@ sraSpanListDestroy(sraSpanList *list) {
sraSpanDestroy(curr);
curr = next;
}
xfree(list);
free(list);
}
void

4
tableinit24.c
Unescape View File

@ -82,7 +82,7 @@ rfbInitTrueColourSingleTable24 (char **table, rfbPixelFormat *in,
int nEntries = 1 << in->bitsPerPixel;
if (*table) free(*table);
*table = (char *)xalloc(nEntries * 3 + 1);
*table = (char *)malloc(nEntries * 3 + 1);
t = (CARD8 *)*table;
for (i = 0; i < nEntries; i++) {
@ -121,7 +121,7 @@ rfbInitTrueColourRGBTables24 (char **table, rfbPixelFormat *in,
CARD8 *blueTable;
if (*table) free(*table);
*table = (char *)xalloc((in->redMax + in->greenMax + in->blueMax + 3)
*table = (char *)malloc((in->redMax + in->greenMax + in->blueMax + 3)
* 3 + 1);
redTable = (CARD8 *)*table;
greenTable = redTable + 3*(in->redMax + 1);

4
tableinittctemplate.c
Unescape View File

@ -66,7 +66,7 @@ rfbInitTrueColourSingleTableOUT (char **table, rfbPixelFormat *in,
int nEntries = 1 << in->bitsPerPixel;
if (*table) free(*table);
*table = (char *)xalloc(nEntries * sizeof(OUT_T));
*table = (char *)malloc(nEntries * sizeof(OUT_T));
t = (OUT_T *)*table;
for (i = 0; i < nEntries; i++) {
@ -104,7 +104,7 @@ rfbInitTrueColourRGBTablesOUT (char **table, rfbPixelFormat *in,
OUT_T *blueTable;
if (*table) free(*table);
*table = (char *)xalloc((in->redMax + in->greenMax + in->blueMax + 3)
*table = (char *)malloc((in->redMax + in->greenMax + in->blueMax + 3)
* sizeof(OUT_T));
redTable = (OUT_T *)*table;
greenTable = redTable + in->redMax + 1;

16
tight.c
Unescape View File

@ -241,9 +241,9 @@ rfbSendRectEncodingTight(cl, x, y, w, h)
if (tightBeforeBufSize < 4) {
tightBeforeBufSize = 4;
if (tightBeforeBuf == NULL)
tightBeforeBuf = (char *)xalloc(tightBeforeBufSize);
tightBeforeBuf = (char *)malloc(tightBeforeBufSize);
else
tightBeforeBuf = (char *)xrealloc(tightBeforeBuf,
tightBeforeBuf = (char *)realloc(tightBeforeBuf,
tightBeforeBufSize);
}
@ -503,18 +503,18 @@ SendRectSimple(cl, x, y, w, h)
if (tightBeforeBufSize < maxBeforeSize) {
tightBeforeBufSize = maxBeforeSize;
if (tightBeforeBuf == NULL)
tightBeforeBuf = (char *)xalloc(tightBeforeBufSize);
tightBeforeBuf = (char *)malloc(tightBeforeBufSize);
else
tightBeforeBuf = (char *)xrealloc(tightBeforeBuf,
tightBeforeBuf = (char *)realloc(tightBeforeBuf,
tightBeforeBufSize);
}
if (tightAfterBufSize < maxAfterSize) {
tightAfterBufSize = maxAfterSize;
if (tightAfterBuf == NULL)
tightAfterBuf = (char *)xalloc(tightAfterBufSize);
tightAfterBuf = (char *)malloc(tightAfterBufSize);
else
tightAfterBuf = (char *)xrealloc(tightAfterBuf,
tightAfterBuf = (char *)realloc(tightAfterBuf,
tightAfterBufSize);
}
@ -844,7 +844,7 @@ SendGradientRect(cl, w, h)
}
if (prevRowBuf == NULL)
prevRowBuf = (int *)xalloc(2048 * 3 * sizeof(int));
prevRowBuf = (int *)malloc(2048 * 3 * sizeof(int));
cl->updateBuf[cl->ublen++] = (streamId | rfbTightExplicitFilter) << 4;
cl->updateBuf[cl->ublen++] = rfbTightFilterGradient;
@ -1645,7 +1645,7 @@ SendJpegRect(cl, x, y, w, h, quality)
if (cl->screen->rfbServerFormat.bitsPerPixel == 8)
return SendFullColorRect(cl, w, h);
srcBuf = (CARD8 *)xalloc(w * 3);
srcBuf = (CARD8 *)malloc(w * 3);
if (srcBuf == NULL) {
return SendFullColorRect(cl, w, h);
}

8
zlib.c
Unescape View File

@ -75,9 +75,9 @@ rfbSendOneRectEncodingZlib(cl, x, y, w, h)
if (zlibBeforeBufSize < maxRawSize) {
zlibBeforeBufSize = maxRawSize;
if (zlibBeforeBuf == NULL)
zlibBeforeBuf = (char *)xalloc(zlibBeforeBufSize);
zlibBeforeBuf = (char *)malloc(zlibBeforeBufSize);
else
zlibBeforeBuf = (char *)xrealloc(zlibBeforeBuf, zlibBeforeBufSize);
zlibBeforeBuf = (char *)realloc(zlibBeforeBuf, zlibBeforeBufSize);
}
/* zlib compression is not useful for very small data sets.
@ -115,9 +115,9 @@ rfbSendOneRectEncodingZlib(cl, x, y, w, h)
if (zlibAfterBufSize < maxCompSize) {
zlibAfterBufSize = maxCompSize;
if (zlibAfterBuf == NULL)
zlibAfterBuf = (char *)xalloc(zlibAfterBufSize);
zlibAfterBuf = (char *)malloc(zlibAfterBufSize);
else
zlibAfterBuf = (char *)xrealloc(zlibAfterBuf, zlibAfterBufSize);
zlibAfterBuf = (char *)realloc(zlibAfterBuf, zlibAfterBufSize);
}
/*

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