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#include "headers.h"
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static int
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sendresponse(void *magic, SmbBuffer *, char **errmsgp)
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{
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int rv;
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SmbSession *s = magic;
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rv = smbresponsesend(s);
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if (rv < 0) {
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smbstringprint(errmsgp, "sendresponse failed");
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return 0;
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}
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return 1;
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}
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SmbTransactionMethod smbtransactionmethod = {
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.encoderesponse = smbtransactionencoderesponse,
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.sendresponse = sendresponse,
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};
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SmbTransactionMethod smbtransactionmethod2 = {
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.encoderesponse = smbtransactionencoderesponse2,
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.sendresponse = sendresponse,
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};
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int
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smbcomtransaction(SmbSession *s, SmbHeader *h, uchar *pdata, SmbBuffer *b)
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{
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int rv;
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char *errmsg;
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SmbProcessResult pr = SmbProcessResultDie;
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errmsg = nil;
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rv = smbtransactiondecodeprimary(&s->transaction, h, pdata, b, &errmsg);
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if (rv < 0) {
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pr = SmbProcessResultFormat;
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goto done;
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}
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if (rv == 0) {
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h->wordcount = 0;
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if (smbbufferputack(s->response, h, &s->peerinfo)) {
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pr = SmbProcessResultReply;
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s->nextcommand = SMB_COM_TRANSACTION_SECONDARY;
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}
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goto done;
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}
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smblogprint(h->command, "smbcomtransaction: %s scount %ud tpcount %lud tdcount %lud maxscount %lud maxpcount %lud maxdcount %lud\n",
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s->transaction.in.name, s->transaction.in.scount, s->transaction.in.tpcount, s->transaction.in.tdcount,
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s->transaction.in.maxscount, s->transaction.in.maxpcount, s->transaction.in.maxdcount);
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smbbufferfree(&s->transaction.out.parameters);
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smbbufferfree(&s->transaction.out.data);
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s->transaction.out.parameters = smbbuffernew(s->transaction.in.maxpcount);
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s->transaction.out.data = smbbuffernew(s->transaction.in.maxdcount);
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if (strcmp(s->transaction.in.name, smbglobals.pipelanman) == 0)
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pr = smbrap2(s);
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else {
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smbseterror(s, ERRDOS, ERRbadpath);
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pr = SmbProcessResultError;
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goto done;
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}
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if (pr == SmbProcessResultReply) {
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char *errmsg;
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errmsg = nil;
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rv = smbtransactionrespond(&s->transaction, h, &s->peerinfo, s->response, &smbtransactionmethod, s, &errmsg);
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if (!rv) {
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smblogprint(h->command, "smbcomtransaction: failed: %s\n", errmsg);
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pr = SmbProcessResultMisc;
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}
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else
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pr = SmbProcessResultOk;
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}
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done:
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free(errmsg);
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return pr;
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}
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int
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smbcomtransaction2(SmbSession *s, SmbHeader *h, uchar *pdata, SmbBuffer *b)
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{
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int rv;
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char *errmsg;
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SmbProcessResult pr = SmbProcessResultDie;
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ushort op;
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errmsg = nil;
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rv = smbtransactiondecodeprimary2(&s->transaction, h, pdata, b, &errmsg);
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if (rv < 0) {
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fmtfail:
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pr = SmbProcessResultFormat;
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goto done;
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}
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if (rv == 0) {
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h->wordcount = 0;
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if (smbbufferputack(s->response, h, &s->peerinfo)) {
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pr = SmbProcessResultReply;
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s->nextcommand = SMB_COM_TRANSACTION2_SECONDARY;
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}
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goto done;
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}
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smblogprint(h->command, "smbcomtransaction2: scount %ud tpcount %lud tdcount %lud maxscount %lud maxpcount %lud maxdcount %lud\n",
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s->transaction.in.scount, s->transaction.in.tpcount, s->transaction.in.tdcount,
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s->transaction.in.maxscount, s->transaction.in.maxpcount, s->transaction.in.maxdcount);
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smbbufferfree(&s->transaction.out.parameters);
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smbbufferfree(&s->transaction.out.data);
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s->transaction.out.parameters = smbbuffernew(s->transaction.in.maxpcount);
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s->transaction.out.data = smbbuffernew(s->transaction.in.maxdcount);
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if (s->transaction.in.scount != 1)
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goto fmtfail;
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op = s->transaction.in.setup[0];
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if (op >= smbtrans2optablesize || smbtrans2optable[op].name == nil) {
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smblogprint(-1, "smbcomtransaction2: function %d unknown\n", op);
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pr = SmbProcessResultUnimp;
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goto done;
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}
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if (smbtrans2optable[op].process == nil) {
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smblogprint(-1, "smbcomtransaction2: %s unimplemented\n", smbtrans2optable[op].name);
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pr = SmbProcessResultUnimp;
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goto done;
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}
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pr = (*smbtrans2optable[op].process)(s, h);
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if (pr == SmbProcessResultReply) {
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char *errmsg;
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errmsg = nil;
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rv = smbtransactionrespond(&s->transaction, h, &s->peerinfo, s->response, &smbtransactionmethod2, s, &errmsg);
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if (!rv) {
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smblogprint(h->command, "smbcomtransaction2: failed: %s\n", errmsg);
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pr = SmbProcessResultMisc;
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}
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else
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pr = SmbProcessResultOk;
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}
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done:
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free(errmsg);
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return pr;
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}
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