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Sweden-Number/dlls/rpcrt4/rpc_binding.c

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/*
* RPC binding API
*
* Copyright 2001 Ove Kåven, TransGaming Technologies
* Copyright 2003 Mike Hearn
* Copyright 2004 Filip Navara
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* TODO:
* - a whole lot
*/
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include "windef.h"
#include "winbase.h"
#include "winnls.h"
#include "winerror.h"
#include "winreg.h"
#include "winternl.h"
#include "wine/unicode.h"
#include "rpc.h"
#include "rpcndr.h"
#include "wine/debug.h"
#include "rpc_binding.h"
#include "rpc_message.h"
WINE_DEFAULT_DEBUG_CHANNEL(rpc);
LPSTR RPCRT4_strndupA(LPCSTR src, INT slen)
{
DWORD len;
LPSTR s;
if (!src) return NULL;
if (slen == -1) slen = strlen(src);
len = slen;
s = HeapAlloc(GetProcessHeap(), 0, len+1);
memcpy(s, src, len);
s[len] = 0;
return s;
}
LPSTR RPCRT4_strdupWtoA(LPWSTR src)
{
DWORD len;
LPSTR s;
if (!src) return NULL;
len = WideCharToMultiByte(CP_ACP, 0, src, -1, NULL, 0, NULL, NULL);
s = HeapAlloc(GetProcessHeap(), 0, len);
WideCharToMultiByte(CP_ACP, 0, src, -1, s, len, NULL, NULL);
return s;
}
LPWSTR RPCRT4_strdupAtoW(LPSTR src)
{
DWORD len;
LPWSTR s;
if (!src) return NULL;
len = MultiByteToWideChar(CP_ACP, 0, src, -1, NULL, 0);
s = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
MultiByteToWideChar(CP_ACP, 0, src, -1, s, len);
return s;
}
LPWSTR RPCRT4_strndupW(LPWSTR src, INT slen)
{
DWORD len;
LPWSTR s;
if (!src) return NULL;
if (slen == -1) slen = strlenW(src);
len = slen;
s = HeapAlloc(GetProcessHeap(), 0, (len+1)*sizeof(WCHAR));
memcpy(s, src, len*sizeof(WCHAR));
s[len] = 0;
return s;
}
void RPCRT4_strfree(LPSTR src)
{
HeapFree(GetProcessHeap(), 0, src);
}
RPC_STATUS RPCRT4_CreateConnection(RpcConnection** Connection, BOOL server, LPSTR Protseq, LPSTR NetworkAddr, LPSTR Endpoint, LPSTR NetworkOptions, RpcBinding* Binding)
{
RpcConnection* NewConnection;
NewConnection = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RpcConnection));
NewConnection->server = server;
NewConnection->Protseq = RPCRT4_strdupA(Protseq);
NewConnection->NetworkAddr = RPCRT4_strdupA(NetworkAddr);
NewConnection->Endpoint = RPCRT4_strdupA(Endpoint);
NewConnection->Used = Binding;
NewConnection->MaxTransmissionSize = RPC_MAX_PACKET_SIZE;
TRACE("connection: %p\n", NewConnection);
*Connection = NewConnection;
return RPC_S_OK;
}
RPC_STATUS RPCRT4_DestroyConnection(RpcConnection* Connection)
{
TRACE("connection: %p\n", Connection);
RPCRT4_CloseConnection(Connection);
RPCRT4_strfree(Connection->Endpoint);
RPCRT4_strfree(Connection->NetworkAddr);
RPCRT4_strfree(Connection->Protseq);
HeapFree(GetProcessHeap(), 0, Connection);
return RPC_S_OK;
}
RPC_STATUS RPCRT4_OpenConnection(RpcConnection* Connection)
{
TRACE("(Connection == ^%p)\n", Connection);
if (!Connection->conn) {
if (Connection->server) { /* server */
/* protseq=ncalrpc: supposed to use NT LPC ports,
* but we'll implement it with named pipes for now */
if (strcmp(Connection->Protseq, "ncalrpc") == 0) {
static LPCSTR prefix = "\\\\.\\pipe\\lrpc\\";
LPSTR pname;
pname = HeapAlloc(GetProcessHeap(), 0, strlen(prefix) + strlen(Connection->Endpoint) + 1);
strcat(strcpy(pname, prefix), Connection->Endpoint);
TRACE("listening on %s\n", pname);
Connection->conn = CreateNamedPipeA(pname, PIPE_ACCESS_DUPLEX,
PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE, PIPE_UNLIMITED_INSTANCES,
RPC_MAX_PACKET_SIZE, RPC_MAX_PACKET_SIZE, 5000, NULL);
HeapFree(GetProcessHeap(), 0, pname);
memset(&Connection->ovl, 0, sizeof(Connection->ovl));
Connection->ovl.hEvent = CreateEventW(NULL, TRUE, FALSE, NULL);
if (!ConnectNamedPipe(Connection->conn, &Connection->ovl)) {
WARN("Couldn't ConnectNamedPipe (error was %ld)\n", GetLastError());
if (GetLastError() == ERROR_PIPE_CONNECTED) {
SetEvent(Connection->ovl.hEvent);
return RPC_S_OK;
} else if (GetLastError() == ERROR_IO_PENDING) {
return RPC_S_OK;
}
return RPC_S_SERVER_UNAVAILABLE;
}
}
/* protseq=ncacn_np: named pipes */
else if (strcmp(Connection->Protseq, "ncacn_np") == 0) {
static LPCSTR prefix = "\\\\.";
LPSTR pname;
pname = HeapAlloc(GetProcessHeap(), 0, strlen(prefix) + strlen(Connection->Endpoint) + 1);
strcat(strcpy(pname, prefix), Connection->Endpoint);
TRACE("listening on %s\n", pname);
Connection->conn = CreateNamedPipeA(pname, PIPE_ACCESS_DUPLEX,
PIPE_TYPE_MESSAGE | PIPE_READMODE_MESSAGE | PIPE_WAIT, PIPE_UNLIMITED_INSTANCES,
RPC_MAX_PACKET_SIZE, RPC_MAX_PACKET_SIZE, 5000, NULL);
HeapFree(GetProcessHeap(), 0, pname);
memset(&Connection->ovl, 0, sizeof(Connection->ovl));
Connection->ovl.hEvent = CreateEventW(NULL, TRUE, FALSE, NULL);
if (!ConnectNamedPipe(Connection->conn, &Connection->ovl)) {
if (GetLastError() == ERROR_PIPE_CONNECTED) {
SetEvent(Connection->ovl.hEvent);
return RPC_S_OK;
} else if (GetLastError() == ERROR_IO_PENDING) {
return RPC_S_OK;
}
WARN("Couldn't ConnectNamedPipe (error was %ld)\n", GetLastError());
return RPC_S_SERVER_UNAVAILABLE;
}
}
else {
ERR("protseq %s not supported\n", Connection->Protseq);
return RPC_S_PROTSEQ_NOT_SUPPORTED;
}
}
else { /* client */
/* protseq=ncalrpc: supposed to use NT LPC ports,
* but we'll implement it with named pipes for now */
if (strcmp(Connection->Protseq, "ncalrpc") == 0) {
static LPCSTR prefix = "\\\\.\\pipe\\lrpc\\";
LPSTR pname;
HANDLE conn;
DWORD err;
DWORD dwMode;
pname = HeapAlloc(GetProcessHeap(), 0, strlen(prefix) + strlen(Connection->Endpoint) + 1);
strcat(strcpy(pname, prefix), Connection->Endpoint);
TRACE("connecting to %s\n", pname);
while (TRUE) {
if (WaitNamedPipeA(pname, NMPWAIT_WAIT_FOREVER)) {
conn = CreateFileA(pname, GENERIC_READ|GENERIC_WRITE, 0, NULL,
OPEN_EXISTING, 0, 0);
if (conn != INVALID_HANDLE_VALUE) break;
err = GetLastError();
if (err == ERROR_PIPE_BUSY) continue;
TRACE("connection failed, error=%lx\n", err);
HeapFree(GetProcessHeap(), 0, pname);
return RPC_S_SERVER_TOO_BUSY;
} else {
err = GetLastError();
WARN("connection failed, error=%lx\n", err);
HeapFree(GetProcessHeap(), 0, pname);
return RPC_S_SERVER_UNAVAILABLE;
}
}
/* success */
HeapFree(GetProcessHeap(), 0, pname);
memset(&Connection->ovl, 0, sizeof(Connection->ovl));
/* pipe is connected; change to message-read mode. */
dwMode = PIPE_READMODE_MESSAGE;
SetNamedPipeHandleState(conn, &dwMode, NULL, NULL);
Connection->ovl.hEvent = CreateEventW(NULL, TRUE, FALSE, NULL);
Connection->conn = conn;
}
/* protseq=ncacn_np: named pipes */
else if (strcmp(Connection->Protseq, "ncacn_np") == 0) {
static LPCSTR prefix = "\\\\.";
LPSTR pname;
HANDLE conn;
DWORD err;
DWORD dwMode;
pname = HeapAlloc(GetProcessHeap(), 0, strlen(prefix) + strlen(Connection->Endpoint) + 1);
strcat(strcpy(pname, prefix), Connection->Endpoint);
TRACE("connecting to %s\n", pname);
conn = CreateFileA(pname, GENERIC_READ|GENERIC_WRITE, 0, NULL,
OPEN_EXISTING, 0, 0);
if (conn == INVALID_HANDLE_VALUE) {
err = GetLastError();
/* we don't need to handle ERROR_PIPE_BUSY here,
* the doc says that it is returned to the app */
WARN("connection failed, error=%lx\n", err);
HeapFree(GetProcessHeap(), 0, pname);
if (err == ERROR_PIPE_BUSY)
return RPC_S_SERVER_TOO_BUSY;
else
return RPC_S_SERVER_UNAVAILABLE;
}
/* success */
HeapFree(GetProcessHeap(), 0, pname);
memset(&Connection->ovl, 0, sizeof(Connection->ovl));
/* pipe is connected; change to message-read mode. */
dwMode = PIPE_READMODE_MESSAGE;
SetNamedPipeHandleState(conn, &dwMode, NULL, NULL);
Connection->ovl.hEvent = CreateEventW(NULL, TRUE, FALSE, NULL);
Connection->conn = conn;
} else {
ERR("protseq %s not supported\n", Connection->Protseq);
return RPC_S_PROTSEQ_NOT_SUPPORTED;
}
}
}
return RPC_S_OK;
}
RPC_STATUS RPCRT4_CloseConnection(RpcConnection* Connection)
{
TRACE("(Connection == ^%p)\n", Connection);
if (Connection->conn) {
FlushFileBuffers(Connection->conn);
CloseHandle(Connection->conn);
Connection->conn = 0;
}
if (Connection->ovl.hEvent) {
CloseHandle(Connection->ovl.hEvent);
Connection->ovl.hEvent = 0;
}
return RPC_S_OK;
}
RPC_STATUS RPCRT4_SpawnConnection(RpcConnection** Connection, RpcConnection* OldConnection)
{
RpcConnection* NewConnection;
RPC_STATUS err = RPCRT4_CreateConnection(&NewConnection, OldConnection->server, OldConnection->Protseq,
OldConnection->NetworkAddr, OldConnection->Endpoint, NULL, NULL);
if (err == RPC_S_OK) {
/* because of the way named pipes work, we'll transfer the connected pipe
* to the child, then reopen the server binding to continue listening */
NewConnection->conn = OldConnection->conn;
NewConnection->ovl = OldConnection->ovl;
OldConnection->conn = 0;
memset(&OldConnection->ovl, 0, sizeof(OldConnection->ovl));
*Connection = NewConnection;
RPCRT4_OpenConnection(OldConnection);
}
return err;
}
static RPC_STATUS RPCRT4_AllocBinding(RpcBinding** Binding, BOOL server)
{
RpcBinding* NewBinding;
NewBinding = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RpcBinding));
NewBinding->refs = 1;
NewBinding->server = server;
*Binding = NewBinding;
return RPC_S_OK;
}
RPC_STATUS RPCRT4_CreateBindingA(RpcBinding** Binding, BOOL server, LPSTR Protseq)
{
RpcBinding* NewBinding;
RPCRT4_AllocBinding(&NewBinding, server);
NewBinding->Protseq = RPCRT4_strdupA(Protseq);
TRACE("binding: %p\n", NewBinding);
*Binding = NewBinding;
return RPC_S_OK;
}
RPC_STATUS RPCRT4_CreateBindingW(RpcBinding** Binding, BOOL server, LPWSTR Protseq)
{
RpcBinding* NewBinding;
RPCRT4_AllocBinding(&NewBinding, server);
NewBinding->Protseq = RPCRT4_strdupWtoA(Protseq);
TRACE("binding: %p\n", NewBinding);
*Binding = NewBinding;
return RPC_S_OK;
}
RPC_STATUS RPCRT4_CompleteBindingA(RpcBinding* Binding, LPSTR NetworkAddr, LPSTR Endpoint, LPSTR NetworkOptions)
{
TRACE("(RpcBinding == ^%p, NetworkAddr == \"%s\", EndPoint == \"%s\", NetworkOptions == \"%s\")\n", Binding,
debugstr_a(NetworkAddr), debugstr_a(Endpoint), debugstr_a(NetworkOptions));
RPCRT4_strfree(Binding->NetworkAddr);
Binding->NetworkAddr = RPCRT4_strdupA(NetworkAddr);
RPCRT4_strfree(Binding->Endpoint);
if (Endpoint) {
Binding->Endpoint = RPCRT4_strdupA(Endpoint);
} else {
Binding->Endpoint = RPCRT4_strdupA("");
}
if (!Binding->Endpoint) ERR("out of memory?\n");
return RPC_S_OK;
}
RPC_STATUS RPCRT4_CompleteBindingW(RpcBinding* Binding, LPWSTR NetworkAddr, LPWSTR Endpoint, LPWSTR NetworkOptions)
{
TRACE("(RpcBinding == ^%p, NetworkAddr == \"%s\", EndPoint == \"%s\", NetworkOptions == \"%s\")\n", Binding,
debugstr_w(NetworkAddr), debugstr_w(Endpoint), debugstr_w(NetworkOptions));
RPCRT4_strfree(Binding->NetworkAddr);
Binding->NetworkAddr = RPCRT4_strdupWtoA(NetworkAddr);
RPCRT4_strfree(Binding->Endpoint);
if (Endpoint) {
Binding->Endpoint = RPCRT4_strdupWtoA(Endpoint);
} else {
Binding->Endpoint = RPCRT4_strdupA("");
}
if (!Binding->Endpoint) ERR("out of memory?\n");
return RPC_S_OK;
}
RPC_STATUS RPCRT4_ResolveBinding(RpcBinding* Binding, LPSTR Endpoint)
{
TRACE("(RpcBinding == ^%p, EndPoint == \"%s\"\n", Binding, Endpoint);
RPCRT4_strfree(Binding->Endpoint);
Binding->Endpoint = RPCRT4_strdupA(Endpoint);
return RPC_S_OK;
}
RPC_STATUS RPCRT4_SetBindingObject(RpcBinding* Binding, UUID* ObjectUuid)
{
TRACE("(*RpcBinding == ^%p, UUID == %s)\n", Binding, debugstr_guid(ObjectUuid));
if (ObjectUuid) memcpy(&Binding->ObjectUuid, ObjectUuid, sizeof(UUID));
else UuidCreateNil(&Binding->ObjectUuid);
return RPC_S_OK;
}
RPC_STATUS RPCRT4_MakeBinding(RpcBinding** Binding, RpcConnection* Connection)
{
RpcBinding* NewBinding;
TRACE("(RpcBinding == ^%p, Connection == ^%p)\n", Binding, Connection);
RPCRT4_AllocBinding(&NewBinding, Connection->server);
NewBinding->Protseq = RPCRT4_strdupA(Connection->Protseq);
NewBinding->NetworkAddr = RPCRT4_strdupA(Connection->NetworkAddr);
NewBinding->Endpoint = RPCRT4_strdupA(Connection->Endpoint);
NewBinding->FromConn = Connection;
TRACE("binding: %p\n", NewBinding);
*Binding = NewBinding;
return RPC_S_OK;
}
RPC_STATUS RPCRT4_ExportBinding(RpcBinding** Binding, RpcBinding* OldBinding)
{
InterlockedIncrement(&OldBinding->refs);
*Binding = OldBinding;
return RPC_S_OK;
}
RPC_STATUS RPCRT4_DestroyBinding(RpcBinding* Binding)
{
if (InterlockedDecrement(&Binding->refs))
return RPC_S_OK;
TRACE("binding: %p\n", Binding);
/* FIXME: release connections */
RPCRT4_strfree(Binding->Endpoint);
RPCRT4_strfree(Binding->NetworkAddr);
RPCRT4_strfree(Binding->Protseq);
HeapFree(GetProcessHeap(), 0, Binding);
return RPC_S_OK;
}
RPC_STATUS RPCRT4_OpenBinding(RpcBinding* Binding, RpcConnection** Connection,
PRPC_SYNTAX_IDENTIFIER TransferSyntax,
PRPC_SYNTAX_IDENTIFIER InterfaceId)
{
RpcConnection* NewConnection;
RPC_STATUS status;
TRACE("(Binding == ^%p)\n", Binding);
/* if we try to bind a new interface and the connection is already opened,
* close the current connection and create a new with the new binding. */
if (!Binding->server && Binding->FromConn &&
memcmp(&Binding->FromConn->ActiveInterface, InterfaceId,
sizeof(RPC_SYNTAX_IDENTIFIER))) {
TRACE("releasing pre-existing connection\n");
RPCRT4_DestroyConnection(Binding->FromConn);
Binding->FromConn = NULL;
} else {
/* we already have a connection with acceptable binding, so use it */
if (Binding->FromConn) {
*Connection = Binding->FromConn;
return RPC_S_OK;
}
}
/* create a new connection */
RPCRT4_CreateConnection(&NewConnection, Binding->server, Binding->Protseq, Binding->NetworkAddr, Binding->Endpoint, NULL, Binding);
*Connection = NewConnection;
status = RPCRT4_OpenConnection(NewConnection);
if (status != RPC_S_OK) {
return status;
}
/* we need to send a binding packet if we are client. */
if (!(*Connection)->server) {
RpcPktHdr *hdr;
DWORD count;
BYTE *response;
RpcPktHdr *response_hdr;
TRACE("sending bind request to server\n");
hdr = RPCRT4_BuildBindHeader(NDR_LOCAL_DATA_REPRESENTATION,
RPC_MAX_PACKET_SIZE, RPC_MAX_PACKET_SIZE,
InterfaceId, TransferSyntax);
status = RPCRT4_Send(*Connection, hdr, NULL, 0);
if (status != RPC_S_OK) {
RPCRT4_DestroyConnection(*Connection);
return status;
}
response = HeapAlloc(GetProcessHeap(), 0, RPC_MAX_PACKET_SIZE);
if (response == NULL) {
WARN("Can't allocate memory for binding response\n");
RPCRT4_DestroyConnection(*Connection);
return E_OUTOFMEMORY;
}
/* get a reply */
if (!ReadFile(NewConnection->conn, response, RPC_MAX_PACKET_SIZE, &count, NULL)) {
WARN("ReadFile failed with error %ld\n", GetLastError());
RPCRT4_DestroyConnection(*Connection);
return RPC_S_PROTOCOL_ERROR;
}
if (count < sizeof(response_hdr->common)) {
WARN("received invalid header\n");
RPCRT4_DestroyConnection(*Connection);
return RPC_S_PROTOCOL_ERROR;
}
response_hdr = (RpcPktHdr*)response;
if (response_hdr->common.rpc_ver != RPC_VER_MAJOR ||
response_hdr->common.rpc_ver_minor != RPC_VER_MINOR ||
response_hdr->common.ptype != PKT_BIND_ACK) {
WARN("invalid protocol version or rejection packet\n");
RPCRT4_DestroyConnection(*Connection);
return RPC_S_PROTOCOL_ERROR;
}
if (response_hdr->bind_ack.max_tsize < RPC_MIN_PACKET_SIZE) {
WARN("server doesn't allow large enough packets\n");
RPCRT4_DestroyConnection(*Connection);
return RPC_S_PROTOCOL_ERROR;
}
/* FIXME: do more checks? */
(*Connection)->MaxTransmissionSize = response_hdr->bind_ack.max_tsize;
(*Connection)->ActiveInterface = *InterfaceId;
}
return RPC_S_OK;
}
RPC_STATUS RPCRT4_CloseBinding(RpcBinding* Binding, RpcConnection* Connection)
{
TRACE("(Binding == ^%p)\n", Binding);
if (!Connection) return RPC_S_OK;
if (Binding->FromConn == Connection) return RPC_S_OK;
return RPCRT4_DestroyConnection(Connection);
}
/* utility functions for string composing and parsing */
static unsigned RPCRT4_strcopyA(LPSTR data, LPCSTR src)
{
unsigned len = strlen(src);
memcpy(data, src, len*sizeof(CHAR));
return len;
}
static unsigned RPCRT4_strcopyW(LPWSTR data, LPCWSTR src)
{
unsigned len = strlenW(src);
memcpy(data, src, len*sizeof(WCHAR));
return len;
}
static LPSTR RPCRT4_strconcatA(LPSTR dst, LPCSTR src)
{
DWORD len = strlen(dst), slen = strlen(src);
LPSTR ndst = HeapReAlloc(GetProcessHeap(), 0, dst, (len+slen+2)*sizeof(CHAR));
if (!ndst)
{
HeapFree(GetProcessHeap(), 0, dst);
return NULL;
}
ndst[len] = ',';
memcpy(ndst+len+1, src, slen+1);
return ndst;
}
static LPWSTR RPCRT4_strconcatW(LPWSTR dst, LPCWSTR src)
{
DWORD len = strlenW(dst), slen = strlenW(src);
LPWSTR ndst = HeapReAlloc(GetProcessHeap(), 0, dst, (len+slen+2)*sizeof(WCHAR));
if (!ndst)
{
HeapFree(GetProcessHeap(), 0, dst);
return NULL;
}
ndst[len] = ',';
memcpy(ndst+len+1, src, (slen+1)*sizeof(WCHAR));
return ndst;
}
/***********************************************************************
* RpcStringBindingComposeA (RPCRT4.@)
*/
RPC_STATUS WINAPI RpcStringBindingComposeA(unsigned char *ObjUuid, unsigned char *Protseq,
unsigned char *NetworkAddr, unsigned char *Endpoint,
unsigned char *Options, unsigned char** StringBinding )
{
DWORD len = 1;
LPSTR data;
TRACE( "(%s,%s,%s,%s,%s,%p)\n",
debugstr_a( (char*)ObjUuid ), debugstr_a( (char*)Protseq ),
debugstr_a( (char*)NetworkAddr ), debugstr_a( (char*)Endpoint ),
debugstr_a( (char*)Options ), StringBinding );
if (ObjUuid && *ObjUuid) len += strlen((char*)ObjUuid) + 1;
if (Protseq && *Protseq) len += strlen((char*)Protseq) + 1;
if (NetworkAddr && *NetworkAddr) len += strlen((char*)NetworkAddr);
if (Endpoint && *Endpoint) len += strlen((char*)Endpoint) + 2;
if (Options && *Options) len += strlen((char*)Options) + 2;
data = HeapAlloc(GetProcessHeap(), 0, len);
*StringBinding = (unsigned char*)data;
if (ObjUuid && *ObjUuid) {
data += RPCRT4_strcopyA(data, (char*)ObjUuid);
*data++ = '@';
}
if (Protseq && *Protseq) {
data += RPCRT4_strcopyA(data, (char*)Protseq);
*data++ = ':';
}
if (NetworkAddr && *NetworkAddr)
data += RPCRT4_strcopyA(data, (char*)NetworkAddr);
if ((Endpoint && *Endpoint) ||
(Options && *Options)) {
*data++ = '[';
if (Endpoint && *Endpoint) {
data += RPCRT4_strcopyA(data, (char*)Endpoint);
if (Options && *Options) *data++ = ',';
}
if (Options && *Options) {
data += RPCRT4_strcopyA(data, (char*)Options);
}
*data++ = ']';
}
*data = 0;
return RPC_S_OK;
}
/***********************************************************************
* RpcStringBindingComposeW (RPCRT4.@)
*/
RPC_STATUS WINAPI RpcStringBindingComposeW( LPWSTR ObjUuid, LPWSTR Protseq,
LPWSTR NetworkAddr, LPWSTR Endpoint,
LPWSTR Options, LPWSTR* StringBinding )
{
DWORD len = 1;
LPWSTR data;
TRACE("(%s,%s,%s,%s,%s,%p)\n",
debugstr_w( ObjUuid ), debugstr_w( Protseq ),
debugstr_w( NetworkAddr ), debugstr_w( Endpoint ),
debugstr_w( Options ), StringBinding);
if (ObjUuid && *ObjUuid) len += strlenW(ObjUuid) + 1;
if (Protseq && *Protseq) len += strlenW(Protseq) + 1;
if (NetworkAddr && *NetworkAddr) len += strlenW(NetworkAddr);
if (Endpoint && *Endpoint) len += strlenW(Endpoint) + 2;
if (Options && *Options) len += strlenW(Options) + 2;
data = HeapAlloc(GetProcessHeap(), 0, len*sizeof(WCHAR));
*StringBinding = data;
if (ObjUuid && *ObjUuid) {
data += RPCRT4_strcopyW(data, ObjUuid);
*data++ = '@';
}
if (Protseq && *Protseq) {
data += RPCRT4_strcopyW(data, Protseq);
*data++ = ':';
}
if (NetworkAddr && *NetworkAddr) {
data += RPCRT4_strcopyW(data, NetworkAddr);
}
if ((Endpoint && *Endpoint) ||
(Options && *Options)) {
*data++ = '[';
if (Endpoint && *Endpoint) {
data += RPCRT4_strcopyW(data, Endpoint);
if (Options && *Options) *data++ = ',';
}
if (Options && *Options) {
data += RPCRT4_strcopyW(data, Options);
}
*data++ = ']';
}
*data = 0;
return RPC_S_OK;
}
/***********************************************************************
* RpcStringBindingParseA (RPCRT4.@)
*/
RPC_STATUS WINAPI RpcStringBindingParseA( unsigned char *StringBinding, unsigned char **ObjUuid,
unsigned char **Protseq, unsigned char **NetworkAddr,
unsigned char **Endpoint, unsigned char **Options)
{
CHAR *data, *next;
static const char ep_opt[] = "endpoint=";
TRACE("(%s,%p,%p,%p,%p,%p)\n", debugstr_a((char*)StringBinding),
ObjUuid, Protseq, NetworkAddr, Endpoint, Options);
if (ObjUuid) *ObjUuid = NULL;
if (Protseq) *Protseq = NULL;
if (NetworkAddr) *NetworkAddr = NULL;
if (Endpoint) *Endpoint = NULL;
if (Options) *Options = NULL;
data = (char*) StringBinding;
next = strchr(data, '@');
if (next) {
if (ObjUuid) *ObjUuid = (unsigned char*)RPCRT4_strndupA(data, next - data);
data = next+1;
}
next = strchr(data, ':');
if (next) {
if (Protseq) *Protseq = (unsigned char*)RPCRT4_strndupA(data, next - data);
data = next+1;
}
next = strchr(data, '[');
if (next) {
CHAR *close, *opt;
if (NetworkAddr) *NetworkAddr = (unsigned char*)RPCRT4_strndupA(data, next - data);
data = next+1;
close = strchr(data, ']');
if (!close) goto fail;
/* tokenize options */
while (data < close) {
next = strchr(data, ',');
if (!next || next > close) next = close;
/* FIXME: this is kind of inefficient */
opt = RPCRT4_strndupA(data, next - data);
data = next+1;
/* parse option */
next = strchr(opt, '=');
if (!next) {
/* not an option, must be an endpoint */
if (*Endpoint) goto fail;
*Endpoint = (unsigned char*) opt;
} else {
if (strncmp(opt, ep_opt, strlen(ep_opt)) == 0) {
/* endpoint option */
if (*Endpoint) goto fail;
*Endpoint = (unsigned char*) RPCRT4_strdupA(next+1);
HeapFree(GetProcessHeap(), 0, opt);
} else {
/* network option */
if (*Options) {
/* FIXME: this is kind of inefficient */
*Options = (unsigned char*) RPCRT4_strconcatA( (char*)*Options, opt);
HeapFree(GetProcessHeap(), 0, opt);
} else
*Options = (unsigned char*) opt;
}
}
}
data = close+1;
if (*data) goto fail;
}
else if (NetworkAddr)
*NetworkAddr = (unsigned char*)RPCRT4_strdupA(data);
return RPC_S_OK;
fail:
if (ObjUuid) RpcStringFreeA((unsigned char**)ObjUuid);
if (Protseq) RpcStringFreeA((unsigned char**)Protseq);
if (NetworkAddr) RpcStringFreeA((unsigned char**)NetworkAddr);
if (Endpoint) RpcStringFreeA((unsigned char**)Endpoint);
if (Options) RpcStringFreeA((unsigned char**)Options);
return RPC_S_INVALID_STRING_BINDING;
}
/***********************************************************************
* RpcStringBindingParseW (RPCRT4.@)
*/
RPC_STATUS WINAPI RpcStringBindingParseW( LPWSTR StringBinding, LPWSTR *ObjUuid,
LPWSTR *Protseq, LPWSTR *NetworkAddr,
LPWSTR *Endpoint, LPWSTR *Options)
{
WCHAR *data, *next;
static const WCHAR ep_opt[] = {'e','n','d','p','o','i','n','t','=',0};
TRACE("(%s,%p,%p,%p,%p,%p)\n", debugstr_w(StringBinding),
ObjUuid, Protseq, NetworkAddr, Endpoint, Options);
if (ObjUuid) *ObjUuid = NULL;
if (Protseq) *Protseq = NULL;
if (NetworkAddr) *NetworkAddr = NULL;
if (Endpoint) *Endpoint = NULL;
if (Options) *Options = NULL;
data = StringBinding;
next = strchrW(data, '@');
if (next) {
if (ObjUuid) *ObjUuid = RPCRT4_strndupW(data, next - data);
data = next+1;
}
next = strchrW(data, ':');
if (next) {
if (Protseq) *Protseq = RPCRT4_strndupW(data, next - data);
data = next+1;
}
next = strchrW(data, '[');
if (next) {
WCHAR *close, *opt;
if (NetworkAddr) *NetworkAddr = RPCRT4_strndupW(data, next - data);
data = next+1;
close = strchrW(data, ']');
if (!close) goto fail;
/* tokenize options */
while (data < close) {
next = strchrW(data, ',');
if (!next || next > close) next = close;
/* FIXME: this is kind of inefficient */
opt = RPCRT4_strndupW(data, next - data);
data = next+1;
/* parse option */
next = strchrW(opt, '=');
if (!next) {
/* not an option, must be an endpoint */
if (*Endpoint) goto fail;
*Endpoint = opt;
} else {
if (strncmpW(opt, ep_opt, strlenW(ep_opt)) == 0) {
/* endpoint option */
if (*Endpoint) goto fail;
*Endpoint = RPCRT4_strdupW(next+1);
HeapFree(GetProcessHeap(), 0, opt);
} else {
/* network option */
if (*Options) {
/* FIXME: this is kind of inefficient */
*Options = RPCRT4_strconcatW(*Options, opt);
HeapFree(GetProcessHeap(), 0, opt);
} else
*Options = opt;
}
}
}
data = close+1;
if (*data) goto fail;
} else if (NetworkAddr)
*NetworkAddr = RPCRT4_strdupW(data);
return RPC_S_OK;
fail:
if (ObjUuid) RpcStringFreeW(ObjUuid);
if (Protseq) RpcStringFreeW(Protseq);
if (NetworkAddr) RpcStringFreeW(NetworkAddr);
if (Endpoint) RpcStringFreeW(Endpoint);
if (Options) RpcStringFreeW(Options);
return RPC_S_INVALID_STRING_BINDING;
}
/***********************************************************************
* RpcBindingFree (RPCRT4.@)
*/
RPC_STATUS WINAPI RpcBindingFree( RPC_BINDING_HANDLE* Binding )
{
RPC_STATUS status;
TRACE("(%p) = %p\n", Binding, *Binding);
status = RPCRT4_DestroyBinding(*Binding);
if (status == RPC_S_OK) *Binding = 0;
return status;
}
/***********************************************************************
* RpcBindingVectorFree (RPCRT4.@)
*/
RPC_STATUS WINAPI RpcBindingVectorFree( RPC_BINDING_VECTOR** BindingVector )
{
RPC_STATUS status;
unsigned long c;
TRACE("(%p)\n", BindingVector);
for (c=0; c<(*BindingVector)->Count; c++) {
status = RpcBindingFree(&(*BindingVector)->BindingH[c]);
}
HeapFree(GetProcessHeap(), 0, *BindingVector);
*BindingVector = NULL;
return RPC_S_OK;
}
/***********************************************************************
* RpcBindingInqObject (RPCRT4.@)
*/
RPC_STATUS WINAPI RpcBindingInqObject( RPC_BINDING_HANDLE Binding, UUID* ObjectUuid )
{
RpcBinding* bind = (RpcBinding*)Binding;
TRACE("(%p,%p) = %s\n", Binding, ObjectUuid, debugstr_guid(&bind->ObjectUuid));
memcpy(ObjectUuid, &bind->ObjectUuid, sizeof(UUID));
return RPC_S_OK;
}
/***********************************************************************
* RpcBindingSetObject (RPCRT4.@)
*/
RPC_STATUS WINAPI RpcBindingSetObject( RPC_BINDING_HANDLE Binding, UUID* ObjectUuid )
{
RpcBinding* bind = (RpcBinding*)Binding;
TRACE("(%p,%s)\n", Binding, debugstr_guid(ObjectUuid));
if (bind->server) return RPC_S_WRONG_KIND_OF_BINDING;
return RPCRT4_SetBindingObject(Binding, ObjectUuid);
}
/***********************************************************************
* RpcBindingFromStringBindingA (RPCRT4.@)
*/
RPC_STATUS WINAPI RpcBindingFromStringBindingA( unsigned char *StringBinding, RPC_BINDING_HANDLE* Binding )
{
RPC_STATUS ret;
RpcBinding* bind = NULL;
unsigned char *ObjectUuid, *Protseq, *NetworkAddr, *Endpoint, *Options;
UUID Uuid;
TRACE("(%s,%p)\n", debugstr_a((char*)StringBinding), Binding);
ret = RpcStringBindingParseA(StringBinding, &ObjectUuid, &Protseq,
&NetworkAddr, &Endpoint, &Options);
if (ret != RPC_S_OK) return ret;
ret = UuidFromStringA(ObjectUuid, &Uuid);
if (ret == RPC_S_OK)
ret = RPCRT4_CreateBindingA(&bind, FALSE, (char*)Protseq);
if (ret == RPC_S_OK)
ret = RPCRT4_SetBindingObject(bind, &Uuid);
if (ret == RPC_S_OK)
ret = RPCRT4_CompleteBindingA(bind, (char*)NetworkAddr, (char*)Endpoint, (char*)Options);
RpcStringFreeA((unsigned char**)&Options);
RpcStringFreeA((unsigned char**)&Endpoint);
RpcStringFreeA((unsigned char**)&NetworkAddr);
RpcStringFreeA((unsigned char**)&Protseq);
RpcStringFreeA((unsigned char**)&ObjectUuid);
if (ret == RPC_S_OK)
*Binding = (RPC_BINDING_HANDLE)bind;
else
RPCRT4_DestroyBinding(bind);
return ret;
}
/***********************************************************************
* RpcBindingFromStringBindingW (RPCRT4.@)
*/
RPC_STATUS WINAPI RpcBindingFromStringBindingW( LPWSTR StringBinding, RPC_BINDING_HANDLE* Binding )
{
RPC_STATUS ret;
RpcBinding* bind = NULL;
LPWSTR ObjectUuid, Protseq, NetworkAddr, Endpoint, Options;
UUID Uuid;
TRACE("(%s,%p)\n", debugstr_w(StringBinding), Binding);
ret = RpcStringBindingParseW(StringBinding, &ObjectUuid, &Protseq,
&NetworkAddr, &Endpoint, &Options);
if (ret != RPC_S_OK) return ret;
ret = UuidFromStringW(ObjectUuid, &Uuid);
if (ret == RPC_S_OK)
ret = RPCRT4_CreateBindingW(&bind, FALSE, Protseq);
if (ret == RPC_S_OK)
ret = RPCRT4_SetBindingObject(bind, &Uuid);
if (ret == RPC_S_OK)
ret = RPCRT4_CompleteBindingW(bind, NetworkAddr, Endpoint, Options);
RpcStringFreeW(&Options);
RpcStringFreeW(&Endpoint);
RpcStringFreeW(&NetworkAddr);
RpcStringFreeW(&Protseq);
RpcStringFreeW(&ObjectUuid);
if (ret == RPC_S_OK)
*Binding = (RPC_BINDING_HANDLE)bind;
else
RPCRT4_DestroyBinding(bind);
return ret;
}
/***********************************************************************
* RpcBindingToStringBindingA (RPCRT4.@)
*/
RPC_STATUS WINAPI RpcBindingToStringBindingA( RPC_BINDING_HANDLE Binding, unsigned char** StringBinding )
{
RPC_STATUS ret;
RpcBinding* bind = (RpcBinding*)Binding;
LPSTR ObjectUuid;
TRACE("(%p,%p)\n", Binding, StringBinding);
ret = UuidToStringA(&bind->ObjectUuid, (unsigned char**)&ObjectUuid);
if (ret != RPC_S_OK) return ret;
ret = RpcStringBindingComposeA((unsigned char*) ObjectUuid, (unsigned char*)bind->Protseq, (unsigned char*) bind->NetworkAddr,
(unsigned char*) bind->Endpoint, NULL, StringBinding);
RpcStringFreeA((unsigned char**)&ObjectUuid);
return ret;
}
/***********************************************************************
* RpcBindingToStringBindingW (RPCRT4.@)
*/
RPC_STATUS WINAPI RpcBindingToStringBindingW( RPC_BINDING_HANDLE Binding, unsigned short** StringBinding )
{
RPC_STATUS ret;
unsigned char *str = NULL;
TRACE("(%p,%p)\n", Binding, StringBinding);
ret = RpcBindingToStringBindingA(Binding, &str);
*StringBinding = RPCRT4_strdupAtoW((char*)str);
RpcStringFreeA((unsigned char**)&str);
return ret;
}
/***********************************************************************
* I_RpcBindingSetAsync (RPCRT4.@)
* NOTES
* Exists in win9x and winNT, but with different number of arguments
* (9x version has 3 arguments, NT has 2).
*/
RPC_STATUS WINAPI I_RpcBindingSetAsync( RPC_BINDING_HANDLE Binding, RPC_BLOCKING_FN BlockingFn)
{
RpcBinding* bind = (RpcBinding*)Binding;
TRACE( "(%p,%p): stub\n", Binding, BlockingFn );
bind->BlockingFn = BlockingFn;
return RPC_S_OK;
}
/***********************************************************************
* RpcNetworkIsProtseqValidA (RPCRT4.@)
*/
RPC_STATUS WINAPI RpcNetworkIsProtseqValidA(unsigned char *protseq) {
UNICODE_STRING protseqW;
if (!protseq) return RPC_S_INVALID_RPC_PROTSEQ; /* ? */
if (RtlCreateUnicodeStringFromAsciiz(&protseqW, (char*)protseq)) {
RPC_STATUS ret = RpcNetworkIsProtseqValidW(protseqW.Buffer);
RtlFreeUnicodeString(&protseqW);
return ret;
} else return RPC_S_OUT_OF_MEMORY;
}
/***********************************************************************
* RpcNetworkIsProtseqValidW (RPCRT4.@)
*
* Checks if the given protocol sequence is known by the RPC system.
* If it is, returns RPC_S_OK, otherwise RPC_S_PROTSEQ_NOT_SUPPORTED.
*
* We currently support:
* ncalrpc local-only rpc over LPC (LPC is not really used)
* ncacn_np rpc over named pipes
*/
RPC_STATUS WINAPI RpcNetworkIsProtseqValidW(LPWSTR protseq) {
static const WCHAR protseqsW[][15] = {
{'n','c','a','l','r','p','c',0},
{'n','c','a','c','n','_','n','p',0}
};
static const int count = sizeof(protseqsW) / sizeof(protseqsW[0]);
int i;
if (!protseq) return RPC_S_INVALID_RPC_PROTSEQ; /* ? */
for (i = 0; i < count; i++) {
if (!strcmpW(protseq, protseqsW[i])) return RPC_S_OK;
}
FIXME("Unknown protseq %s - we probably need to implement it one day\n", debugstr_w(protseq));
return RPC_S_PROTSEQ_NOT_SUPPORTED;
}
/***********************************************************************
* RpcImpersonateClient (RPCRT4.@)
*
* Impersonates the client connected via a binding handle so that security
* checks are done in the context of the client.
*
* PARAMS
* BindingHandle [I] Handle to the binding to the client.
*
* RETURNS
* Success: RPS_S_OK.
* Failure: RPC_STATUS value.
*
* NOTES
*
* If BindingHandle is NULL then the function impersonates the client
* connected to the binding handle of the current thread.
*/
RPC_STATUS WINAPI RpcImpersonateClient(RPC_BINDING_HANDLE BindingHandle)
{
FIXME("(%p): stub\n", BindingHandle);
return RPC_S_OK;
}
/***********************************************************************
* RpcRevertToSelfEx (RPCRT4.@)
*
* Stops impersonating the client connected to the binding handle so that security
* checks are no longer done in the context of the client.
*
* PARAMS
* BindingHandle [I] Handle to the binding to the client.
*
* RETURNS
* Success: RPS_S_OK.
* Failure: RPC_STATUS value.
*
* NOTES
*
* If BindingHandle is NULL then the function stops impersonating the client
* connected to the binding handle of the current thread.
*/
RPC_STATUS WINAPI RpcRevertToSelfEx(RPC_BINDING_HANDLE BindingHandle)
{
FIXME("(%p): stub\n", BindingHandle);
return RPC_S_OK;
}
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