mesa pixman xserver git update 11 jan 2012

6 files changed, 79 insertions, 39 deletions

diff --git a/xorg-server/os/access.c b/xorg-server/os/access.c
index b609442de..ed13d0a0d 100644
--- a/xorg-server/os/access.c
+++ b/xorg-server/os/access.c
@@ -1045,13 +1045,6 @@ ComputeLocalClient(ClientPtr client)
     return FALSE;
 }
 
-Bool LocalClient(ClientPtr client)
-{
-    if (!client->osPrivate)
-        return FALSE;
-    return ((OsCommPtr)client->osPrivate)->local_client;
-}
-
 /*
  * Return the uid and gid of a connected local client
  * 
@@ -1209,7 +1202,7 @@ AuthorizedClient(ClientPtr client)
     if (rc != Success)
 	return rc;
 
-    return LocalClient(client) ? Success : BadAccess;
+    return client->local ? Success : BadAccess;
 }
 
 /* Add a host to the access control list.  This is the external interface
diff --git a/xorg-server/os/backtrace.c b/xorg-server/os/backtrace.c
index 58b4b1f34..298bf1898 100644
--- a/xorg-server/os/backtrace.c
+++ b/xorg-server/os/backtrace.c
@@ -46,7 +46,11 @@ void xorg_backtrace(void)
     ErrorF("\nBacktrace:\n");
     size = backtrace(array, 64);
     for (i = 0; i < size; i++) {
-	dladdr(array[i], &info);
+	int rc = dladdr(array[i], &info);
+	if (rc == 0) {
+	    ErrorF("%d: ?? [%p]\n", i, array[i]);
+	    continue;
+	}
 	mod = (info.dli_fname && *info.dli_fname) ? info.dli_fname : "(vdso)";
 	if (info.dli_saddr)
 	    ErrorF("%d: %s (%s+0x%lx) [%p]\n", i, mod,
diff --git a/xorg-server/os/client.c b/xorg-server/os/client.c
index 8f4707b09..fbccf22ed 100644
--- a/xorg-server/os/client.c
+++ b/xorg-server/os/client.c
@@ -64,6 +64,15 @@
 #include <procfs.h>
 #endif
 
+#ifdef __OpenBSD__
+#include <sys/param.h>
+#include <sys/sysctl.h>
+#include <sys/types.h>
+
+#include <kvm.h>
+#include <limits.h>
+#endif
+
 /**
  * Try to determine a PID for a client from its connection
  * information. This should be called only once when new client has
@@ -172,7 +181,39 @@ void DetermineClientCmd(pid_t pid, const char **cmdname, const char **cmdargs)
         if (cmdargs && sp)
             *cmdargs = strdup(sp);
     }
-#else /* not Solaris */
+#elif defined(__OpenBSD__)
+    /* on OpenBSD use kvm_getargv() */
+    {
+	kvm_t *kd;
+	char errbuf[_POSIX2_LINE_MAX];
+	char **argv;
+	struct kinfo_proc *kp;
+	size_t len = 0;
+	int i, n;
+
+	kd = kvm_open(NULL, NULL, NULL, KVM_NO_FILES, errbuf);
+	if (kd == NULL)
+		return;
+	kp = kvm_getprocs(kd, KERN_PROC_PID, pid, sizeof(struct kinfo_proc), &n);
+	if (n != 1)
+		return;
+	argv = kvm_getargv(kd, kp, 0);
+	*cmdname = strdup(argv[0]);
+	i = 1;
+	while (argv[i] != NULL) {
+		len += strlen(argv[i]) + 1;
+		i++;
+	}
+	*cmdargs = calloc(1, len);
+	i = 1;
+	while (argv[i] != NULL) {
+		strlcat(*cmdargs, argv[i], len);
+		strlcat(*cmdargs, " ", len);
+		i++;
+	}
+	kvm_close(kd);
+    }
+#else /* Linux using /proc/pid/cmdline */
 
     /* Check if /proc/pid/cmdline exists. It's not supported on all
      * operating systems. */
diff --git a/xorg-server/os/connection.c b/xorg-server/os/connection.c
index 8a677a7ef..2c90d72a9 100644
--- a/xorg-server/os/connection.c
+++ b/xorg-server/os/connection.c
@@ -745,7 +745,7 @@ AllocNewConnection (XtransConnInfo trans_conn, int fd, CARD32 conn_time)
 	free(oc);
 	return NullClient;
     }
-    oc->local_client = ComputeLocalClient(client);
+    client->local = ComputeLocalClient(client);
 #if !defined(WIN32)
     ConnectionTranslation[fd] = client->index;
 #else
@@ -873,6 +873,8 @@ EstablishNewConnections(ClientPtr clientUnused, pointer closure)
  *     Fail a connection due to lack of client or file descriptor space
  ************/
 
+#define BOTIMEOUT 200 /* in milliseconds */
+
 static void
 ErrorConnMax(XtransConnInfo trans_conn)
 {
@@ -880,7 +882,7 @@ ErrorConnMax(XtransConnInfo trans_conn)
     xConnSetupPrefix csp;
     char pad[3];
     struct iovec iov[3];
-    char byteOrder = 0;
+    char order = 0;
     int whichbyte = 1;
     struct timeval waittime;
     fd_set mask;
@@ -893,16 +895,16 @@ ErrorConnMax(XtransConnInfo trans_conn)
     FD_SET(fd, &mask);
     (void)Select(fd + 1, &mask, NULL, NULL, &waittime);
     /* try to read the byte-order of the connection */
-    (void)_XSERVTransRead(trans_conn, &byteOrder, 1);
-    if ((byteOrder == 'l') || (byteOrder == 'B'))
+    (void)_XSERVTransRead(trans_conn, &order, 1);
+    if (order == 'l' || order == 'B' || order == 'r' || order == 'R')
     {
 	csp.success = xFalse;
 	csp.lengthReason = sizeof(NOROOM) - 1;
 	csp.length = (sizeof(NOROOM) + 2) >> 2;
 	csp.majorVersion = X_PROTOCOL;
 	csp.minorVersion = X_PROTOCOL_REVISION;
-	if (((*(char *) &whichbyte) && (byteOrder == 'B')) ||
-	    (!(*(char *) &whichbyte) && (byteOrder == 'l')))
+	if (((*(char *) &whichbyte) && (order == 'B' || order == 'R')) ||
+	    (!(*(char *) &whichbyte) && (order == 'l' || order == 'r')))
 	{
 	    swaps(&csp.majorVersion);
 	    swaps(&csp.minorVersion);
@@ -1030,7 +1032,7 @@ CloseDownConnection(ClientPtr client)
     if (FlushCallback)
 	CallCallbacks(&FlushCallback, NULL);
 
-    if (oc->output && oc->output->count)
+    if (oc->output)
 	FlushClient(client, oc, (char *)NULL, 0);
 #ifdef XDMCP
     XdmcpCloseDisplay(oc->fd);
diff --git a/xorg-server/os/io.c b/xorg-server/os/io.c
index ebb821653..78b7260c7 100644
--- a/xorg-server/os/io.c
+++ b/xorg-server/os/io.c
@@ -84,6 +84,23 @@ SOFTWARE.
 CallbackListPtr       ReplyCallback;
 CallbackListPtr       FlushCallback;
 
+typedef struct _connectionInput {
+    struct _connectionInput *next;
+    char *buffer;               /* contains current client input */
+    char *bufptr;               /* pointer to current start of data */
+    int  bufcnt;                /* count of bytes in buffer */
+    int lenLastReq;
+    int size;
+    unsigned int ignoreBytes;   /* bytes to ignore before the next request */
+} ConnectionInput, *ConnectionInputPtr;
+
+typedef struct _connectionOutput {
+    struct _connectionOutput *next;
+    unsigned char *buf;
+    int size;
+    int count;
+} ConnectionOutput, *ConnectionOutputPtr;
+
 static ConnectionInputPtr AllocateInputBuffer(void);
 static ConnectionOutputPtr AllocateOutputBuffer(void);
 
@@ -112,6 +129,8 @@ static OsCommPtr AvailableInput = (OsCommPtr)NULL;
 				  ((xBigReq *)(req))->length)
 
 #define MAX_TIMES_PER         10
+#define BUFSIZE 4096
+#define BUFWATERMARK 8192
 
 /*
  *   A lot of the code in this file manipulates a ConnectionInputPtr:
@@ -889,7 +908,7 @@ FlushClient(ClientPtr who, OsCommPtr oc, const void *__extraBuf, int extraCount)
     long notWritten;
     long todo;
 
-    if (!oco)
+    if (!oco || !oco->count)
 	return 0;
     written = 0;
     padsize = padlength[extraCount & 3];
diff --git a/xorg-server/os/osdep.h b/xorg-server/os/osdep.h
index 71a7e44e3..c9add48ee 100644
--- a/xorg-server/os/osdep.h
+++ b/xorg-server/os/osdep.h
@@ -52,10 +52,6 @@ SOFTWARE.
 #ifndef _OSDEP_H_
 #define _OSDEP_H_ 1
 
-#define BOTIMEOUT 200 /* in milliseconds */
-#define BUFSIZE 4096
-#define BUFWATERMARK 8192
-
 #if defined(XDMCP) || defined(HASXDMAUTH)
 #include <X11/Xdmcp.h>
 #endif
@@ -112,22 +108,8 @@ typedef Bool (*AddAuthorFunc)(unsigned name_length, const char *name,
 			      unsigned data_length, char *data);
 #endif
 
-typedef struct _connectionInput {
-    struct _connectionInput *next;
-    char *buffer;               /* contains current client input */
-    char *bufptr;               /* pointer to current start of data */
-    int  bufcnt;                /* count of bytes in buffer */
-    int lenLastReq;
-    int size;
-    unsigned int ignoreBytes;   /* bytes to ignore before the next request */
-} ConnectionInput, *ConnectionInputPtr;
-
-typedef struct _connectionOutput {
-    struct _connectionOutput *next;
-    int size;
-    unsigned char *buf;
-    int count;
-} ConnectionOutput, *ConnectionOutputPtr;
+typedef struct _connectionInput *ConnectionInputPtr;
+typedef struct _connectionOutput *ConnectionOutputPtr;
 
 struct _osComm;
 
@@ -166,7 +148,6 @@ typedef struct _osComm {
     XID	auth_id;		/* authorization id */
     CARD32 conn_time;		/* timestamp if not established, else 0  */
     struct _XtransConnInfo *trans_conn; /* transport connection object */
-    Bool local_client;
 } OsCommRec, *OsCommPtr;
 
 extern int FlushClient(