Subversion Repositories planix.SVN

#include "headers.h"

static char *s9p2000 = "9p2000";

SmbProcessResult
smbcomtreeconnectandx(SmbSession *s, SmbHeader *h, uchar *pdata, SmbBuffer *b)
{
        uchar andxcommand;
        ushort andxoffset;
        char *path = nil;
        char *service = nil;
        ushort flags;
        ushort passwordlength;
//      ushort bytecount;
        uchar errclass;
        ushort error;
        SmbService *serv;
        SmbTree *tree;
        ulong andxfixupoffset, bytecountfixup;
        SmbProcessResult pr;

        if (!smbcheckwordcount("comtreeconnectandx", h, 4)) {
        fmtfail:
                pr = SmbProcessResultFormat;
                goto done;
        }

        switch (s->state) {
        case SmbSessionNeedNegotiate:
                smblogprint(-1, "smbcomtreeconnectandx: called when negotiate expected\n");
                return SmbProcessResultUnimp;
        case SmbSessionNeedSetup:
                smbseterror(s, ERRDOS, ERRbadpw);
                return SmbProcessResultError;
        }

        andxcommand = *pdata++;
        switch (andxcommand) {
        case SMB_COM_OPEN:
        case SMB_COM_CREATE_NEW:
        case SMB_COM_DELETE_DIRECTORY:
        case SMB_COM_FIND_UNIQUE:
        case SMB_COM_CHECK_DIRECTORY:
        case SMB_COM_GET_PRINT_QUEUE:
        case SMB_COM_TRANSACTION:
        case SMB_COM_SET_INFORMATION:
        case SMB_COM_OPEN_ANDX:
        case SMB_COM_CREATE_DIRECTORY:
        case SMB_COM_FIND:
        case SMB_COM_RENAME:
        case SMB_COM_QUERY_INFORMATION:
        case SMB_COM_OPEN_PRINT_FILE:
        case SMB_COM_NO_ANDX_COMMAND:
        case SMB_COM_NT_RENAME:
        case SMB_COM_CREATE:
        case SMB_COM_DELETE:
        case SMB_COM_COPY:
                break;
        default:
                smblogprint(h->command, "smbcomtreeconnectandx: invalid andxcommand %s (0x%.2ux)\n",
                        smboptable[andxcommand].name, andxcommand);
                goto fmtfail;
        }
        pdata++;
        andxoffset = smbnhgets(pdata); pdata += 2;
        flags = smbnhgets(pdata); pdata += 2;
        passwordlength = smbnhgets(pdata); //pdata += 2;
//      bytecount = smbnhgets(pdata); pdata += 2;
smblogprint(h->command, "passwordlength: %ud\n", passwordlength);
smblogprint(h->command, "flags: 0x%.4ux\n", flags);
        if (!smbbuffergetbytes(b, nil, passwordlength)) {
                smblogprint(h->command, "smbcomtreeconnectandx: not enough bytes for password\n");
                goto fmtfail;
        }
smblogprint(h->command, "offset %lud limit %lud\n", smbbufferreadoffset(b), smbbufferwriteoffset(b));
        if (!smbbuffergetstring(b, h, SMB_STRING_PATH, &path)
                || !smbbuffergetstr(b, 0, &service)) {
                smblogprint(h->command, "smbcomtreeconnectandx: not enough bytes for strings\n");
                goto fmtfail;
        }
smblogprint(h->command, "path: %s\n", path);
smblogprint(h->command, "service: %s\n", service);
        if (flags & 1)
                smbtreedisconnectbyid(s, h->tid);
        serv = smbservicefind(s, path, service, &errclass, &error);
        if (serv == nil) {
                pr = SmbProcessResultError;
                smbseterror(s, errclass, error);
                goto done;
        }
        tree = smbtreeconnect(s, serv);
        h->tid = tree->id;
        h->wordcount = 3;
        if (!smbresponseputandxheader(s, h, andxcommand, &andxfixupoffset)
                || !smbresponseputs(s, 1)) {
        misc:
                pr = SmbProcessResultMisc;
                goto done;
        }
        bytecountfixup = smbresponseoffset(s);
        if (!smbresponseputs(s, 0)
                || !smbresponseputstr(s, serv->type)
                || !smbresponseputstring(s, 1, s9p2000))
                goto misc;
        if (!smbbufferfixuprelatives(s->response, bytecountfixup))
                goto misc;
        if (andxcommand != SMB_COM_NO_ANDX_COMMAND) {
                pr = smbchaincommand(s, h, andxfixupoffset, andxcommand, andxoffset, b);
        }
        else
                pr = SmbProcessResultReply;
done:
        free(path);
        free(service);
        return pr;
}