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Updates for new binkp driver

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This commit is contained in:
Michiel Broek 2003-12-30 22:55:53 +00:00
parent e861069faa
commit c3f5fc08b5
3 changed files with 192 additions and 114 deletions
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5
mbcico/Makefile
View File

@ -66,6 +66,11 @@ mbtelind: ${MBTELIND_OBJS} ${LIBS}
mbtelout: ${MBTELOUT_OBJS} ${LIBS}
${CC} -o mbtelout ${MBTELOUT_OBJS} ${LDFLAGS} ${LIBS}
mbtest: binkpnew.o
rm -f binkpnew.o
${CC} -g -Wall -Wshadow -Wwrite-strings -Wstrict-prototypes -D_REENTRANT ${INCLUDES} ${DEFINES} -DDOTEST -c binkpnew.c
${CC} -o mbtest binkpnew.o ${LDFLAGS} ${LIBS}
filelist: Makefile
BASE=`pwd`; \
BASE=`basename $${BASE}`; \

299
mbcico/binkpnew.c
View File

@ -33,6 +33,7 @@
#ifdef USE_NEWBINKP
#include "../lib/libs.h"
#include "../lib/structs.h"
#include "../lib/users.h"
@ -89,6 +90,9 @@ typedef enum {RxWaitF, RxAccF, RxReceD, RxWriteD, RxEOB, RxDone} RxType;
typedef enum {TxGNF, TxTryR, TxReadS, TxWLA, TxDone} TxType;
typedef enum {Ok, Failure, Continue} TrType;
typedef enum {No, WeCan, WeWant, TheyWant, Active} OptionState;
typedef enum {NoState, Sending, IsSent, Got, Skipped, Get} FileState;
typedef enum {InitTransfer, Switch, Receive, Transmit, DeinitTransfer} FtType;
static char *rxstate[] = { (char *)"RxWaitF", (char *)"RxAccF", (char *)"RxReceD",
(char *)"RxWriteD", (char *)"RxEOB", (char *)"RxDone" };
@ -96,7 +100,10 @@ static char *txstate[] = { (char *)"TxGNF", (char *)"TxTryR", (char *)"TxReadS",
(char *)"TxWLA", (char *)"TxDone" };
static char *trstate[] = { (char *)"Ok", (char *)"Failure", (char *)"Continue" };
static char *opstate[] = { (char *)"No", (char *)"WeCan", (char *)"WeWant", (char *)"TheyWant", (char *)"Active" };
char *lbstat[]={(char *)"None", (char *)"Sending", (char *)"IsSent", (char *)"Got", (char *)"Skipped", (char *)"Get"};
static char *lbstate[] = { (char *)"None", (char *)"Sending", (char *)"IsSent", (char *)"Got", (char *)"Skipped", (char *)"Get"};
static char *ftstate[] = { (char *)"InitTransfer", (char *)"Switch", (char *)"Receive",
(char *)"Transmit", (char *)"DeinitTransfer" };
static time_t Timer;
int transferred = FALSE; /* Anything transferred in batch */
@ -113,6 +120,7 @@ struct binkprec {
int Role; /* 1=orig, 0=answer */
int RxState; /* Receiver state */
int TxState; /* Transmitter state */
int FtState; /* File transfer state */
/* Option flags */
int CRAMflag; /* CRAM authentication */
/* Session state */
@ -128,6 +136,7 @@ struct binkprec {
int cmd; /* Frame command flag */
int blklen; /* Frame blocklength */
unsigned short header; /* Frame header */
int messages; /* Received messages in batch */
int rc; /* General return code */
long rsize; /* Receiver filesize */
@ -187,6 +196,7 @@ static int orgbinkp(void); /* Originate session state */
static int ansbinkp(void); /* Answer session state */
static int file_transfer(void); /* File transfer state */
#ifndef DOTEST
/************************************************************************************/
@ -225,6 +235,7 @@ int binkp(int role)
}
}
bp.FtState = InitTransfer;
rc = file_transfer();
if (rc) {
@ -797,104 +808,97 @@ SM_RETURN
* File Transfer State
*/
SM_DECL(file_transfer, (char *)"file_transfer")
SM_STATES
InitTransfer,
Switch,
Receive,
Transmit
SM_NAMES
(char *)"InitTransfer",
(char *)"Switch",
(char *)"Receive",
(char *)"Transmit"
SM_EDECL
int rc;
TrType Trc;
SM_START(InitTransfer)
SM_STATE(InitTransfer)
binkp_settimer(BINKP_TIMEOUT);
bp.RxState = RxWaitF;
bp.TxState = TxGNF;
SM_PROCEED(Switch)
SM_STATE(Switch)
/*
* We do not use the normal state machine because that produces a lot
* of debug logging that will drive up the CPU usage.
*/
int file_transfer(void)
{
int rc = 0;
TrType Trc = Ok;
for (;;) {
if ((bp.RxState == RxDone) && (bp.TxState == TxDone)) {
Syslog('+', "Binkp: file transfer complete rc=%d", bp.rc);
if (bp.rc) {
SM_ERROR;
} else {
SM_SUCCESS;
}
}
Syslog('B', "Binkp: FileTransfer state %s", ftstate[bp.FtState]);
switch (bp.FtState) {
case InitTransfer: binkp_settimer(BINKP_TIMEOUT);
bp.RxState = RxWaitF;
bp.TxState = TxGNF;
bp.FtState = Switch;
bp.messages = 0;
break;
/*
* Check for received data
*/
rc = binkp_poll_frame();
if (rc == -1) {
SM_ERROR;
} else if (rc == 1) {
SM_PROCEED(Receive)
}
case Switch: if ((bp.RxState == RxDone) && (bp.TxState == TxDone)) {
Syslog('+', "Binkp: file transfer complete rc=%d", bp.rc);
bp.FtState = DeinitTransfer;
break;
}
/*
* Check if there is room in the output buffer
*/
if ((WAITPUTGET(-1) & 2) != 0) {
SM_PROCEED(Transmit)
}
/*
* Check for received data
*/
rc = binkp_poll_frame();
if (rc == -1) {
bp.rc = rc;
bp.FtState = DeinitTransfer;
break;
} else if (rc == 1) {
bp.FtState = Receive;
break;
}
if (binkp_expired()) {
Syslog('+', "Binkp: transfer timeout");
bp.rc = 1;
SM_ERROR;
}
/*
* Check if there is room in the output buffer
*/
if ((WAITPUTGET(-1) & 2) != 0) {
bp.FtState = Transmit;
break;
}
/*
* Nothing done, release
*/
usleep(1);
}
if (binkp_expired()) {
Syslog('+', "Binkp: transfer timeout");
bp.rc = 1;
bp.FtState = DeinitTransfer;
break;
}
SM_STATE(Receive)
/*
* Nothing done, release
*/
usleep(1);
break;
for (;;) {
Trc = binkp_receiver();
Syslog('b', "Binkp: receiver rc=%s", trstate[Trc]);
if (Trc == Ok) {
binkp_settimer(BINKP_TIMEOUT / 2);
SM_PROCEED(Switch)
} else if (Trc == Failure) {
/* Close all opened files */
SM_ERROR;
case Receive: Trc = binkp_receiver();
Syslog('b', "Binkp: receiver rc=%s", trstate[Trc]);
if (Trc == Ok) {
binkp_settimer(BINKP_TIMEOUT);
bp.FtState = Switch;
} else if (Trc == Failure) {
bp.rc = 1;
bp.FtState = DeinitTransfer;
}
break;
case Transmit: Trc = binkp_transmitter();
Syslog('b', "Binkp: transmitter rc=%s", trstate[Trc]);
if (Trc == Ok) {
binkp_settimer(BINKP_TIMEOUT);
bp.FtState = Switch;
} else if (Trc == Failure) {
bp.rc = 1;
bp.FtState = DeinitTransfer;
}
break;
case DeinitTransfer:/* Clear current filelist */
if (bp.rc)
return MBERR_FTRANSFER;
else
return 0;
break;
}
}
}
SM_STATE(Transmit)
for (;;) {
Trc = binkp_transmitter();
Syslog('b', "Binkp: transmitter rc=%s", trstate[Trc]);
if (Trc == Ok) {
binkp_settimer(BINKP_TIMEOUT / 2);
SM_PROCEED(Switch)
} else if (Trc == Failure) {
Syslog('b', "Clear current filelist");
tidy_filelist(tosend, FALSE);
tosend = NULL;
/* Close all opened files */
SM_ERROR;
}
}
SM_END
SM_RETURN
/************************************************************************************/
@ -953,7 +957,7 @@ TrType binkp_receiver(void)
return Ok;
}
} else if (bp.RxState == RxAccF) {
Syslog('b', "Binkp: \"%s\"", printable(bp.rxbuf +1, 0));
Syslog('b', "Binkp: got M_FILE \"%s\"", printable(bp.rxbuf +1, 0));
if (strlen(bp.rxbuf) < 512) {
sscanf(bp.rxbuf+1, "%s %ld %ld %ld", bp.rname, &bp.rsize, &bp.rtime, &bp.roffs);
} else {
@ -1319,9 +1323,12 @@ TrType binkp_transmitter(void)
} else {
bp.txpos += bp.txlen;
sentbytes += bp.txlen;
binkp_send_frame(FALSE, bp.txbuf, bp.txlen);
rc = binkp_send_frame(FALSE, bp.txbuf, bp.txlen);
bp.TxState = TxTryR;
return Ok;
if (rc)
return Failure;
else
return Ok;
}
} else if (bp.TxState == TxWLA) {
@ -1329,6 +1336,7 @@ TrType binkp_transmitter(void)
if ((binkp_countqueue() == 0) && (binkp_pendingfiles() == 0) && (bp.RxState >= RxEOB)) {
Syslog('b', "The queue is empty and RxState >= RxEOB");
bp.TxState = TxDone;
Syslog('+', "Binkp: there were %d messages", bp.messages);
if (bp.local_EOB && bp.remote_EOB)
bp.RxState = RxDone; /* Not in FSP-1018 rev.1 */
if (tosend != NULL) {
@ -1640,7 +1648,7 @@ void parse_m_nul(char *msg)
*/
int binkp_poll_frame(void)
{
int c, rc = 0;
int c, rc = 0, bcmd;
for (;;) {
if (bp.GotFrame) {
@ -1679,6 +1687,11 @@ int binkp_poll_frame(void)
if ((bp.rxlen == (bp.blklen + 1) && (bp.rxlen >= 1))) {
bp.GotFrame = TRUE;
bp.rxbuf[bp.rxlen-1] = '\0';
if (bp.cmd) {
bp.messages++;
bcmd = bp.rxbuf[0];
Syslog('b', "Binkp: got %s %s", bstate[bcmd], printable(bp.rxbuf+1, 0));
}
rc = 1;
break;
}
@ -1691,6 +1704,8 @@ int binkp_poll_frame(void)
}
#endif
/*
* Add received command frame to the queue
@ -1698,8 +1713,11 @@ int binkp_poll_frame(void)
void binkp_addqueue(char *frame)
{
the_queue **tmpl;
Syslog('b', "Binkp: add \"%s\" to queue", printable(frame, 0));
int bcmd;
Syslog('b', "Binkp: add \"%s\" to the message queue", printable(frame, 0));
bcmd = frame[0];
Syslog('b', "Binkp: got %s %s", bstate[bcmd], printable(frame +1, 0));
for (tmpl = &tql; *tmpl; tmpl = &((*tmpl)->next));
*tmpl = (the_queue *)malloc(sizeof(the_queue));
@ -1707,42 +1725,39 @@ void binkp_addqueue(char *frame)
(*tmpl)->next = NULL;
(*tmpl)->cmd = frame[0];
(*tmpl)->data = xstrcpy(frame +1);
}
/*
* Get nr of items on the queue
* Get nr of messages on the queue
*/
int binkp_countqueue(void)
{
the_queue *tmp;
int count = 0;
Syslog('b', "Binkp: count the queue");
Syslog('b', "check %s", (tql == NULL) ?"NULL":"Not NULL");
for (tmp = tql; tmp; tmp = tmp->next) {
count++;
Syslog('b', "Binkp: %02d %s \"%s\"", count, bstate[tmp->cmd], printable(tmp->data, 0));
}
Syslog('b', "Binkp: %d items on queue", count);
Syslog('b', "Binkp: %d messages on queue", count);
return count;
}
/*
* Count number of pending files
*/
int binkp_pendingfiles(void)
{
binkp_list *tmpl;
int count = 0;
for (tmpl = bll; tmpl; tmpl = tmpl->next) {
Syslog('B', "%s %s %s %ld", MBSE_SS(tmpl->local), MBSE_SS(tmpl->remote), lbstat[tmpl->state], tmpl->offset);
Syslog('B', "%s %s %s %ld", MBSE_SS(tmpl->local), MBSE_SS(tmpl->remote), lbstate[tmpl->state], tmpl->offset);
if ((tmpl->state != Got) && (tmpl->state != Skipped))
count++;
}
@ -1754,24 +1769,30 @@ int binkp_pendingfiles(void)
/*
* Process commands on the queue
* Process all messages on the queue, the oldest are on top, after
* processing release memory and reset the messages queue.
*/
int binkp_processthequeue(void)
{
the_queue *tmpq;
the_queue *tmpq, *oldq;
binkp_list *tmp;
int Found;
char *lname;
time_t ltime;
long lsize;
Syslog('b', "Binkp: Process The Queue");
Syslog('b', "Binkp: Process The Messages Queue Start");
lname = calloc(512, sizeof(char));
for (tmpq = tql; tmpq; tmpq = tmpq->next) {
Syslog('b', "Binkp: %s \"%s\"", bstate[tmpq->cmd], printable(tmpq->data, 0));
if (tmpq->cmd == MM_GOT) {
if (tmpq->cmd == MM_GET) {
/* Requested file is not in know files list: Report */
/* Requested pos is filesize: Close and finalize */
/* Requested pos is less then filesize: Set filepos to requested, report, TxState -> TxGNF */
} else if (tmpq->cmd == MM_GOT) {
/* File is transmitting: close and finalize, report remote refused, TxState -> TxGNF */
sscanf(tmpq->data, "%s %ld %ld", lname, &lsize, &ltime);
Found = FALSE;
for (tmp = bll; tmp; tmp = tmp->next) {
@ -1779,20 +1800,38 @@ int binkp_processthequeue(void)
Syslog('+', "Binkp: remote GOT \"%s\"", tmp->remote);
tmp->state = Got;
Found = TRUE;
}
if (!Found) {
Syslog('!', "Binkp: unexpected GOT \"%s\"", tmpq->data);
break;
}
}
if (!Found) {
Syslog('!', "Binkp: unexpected GOT \"%s\"", tmpq->data); /* Ignore frame */
}
} else if (tmpq->cmd == MM_SKIP) {
/* File is transmitting: close (no finalize), TxState -> TxGNF */
/* File not transmitting: report, remove from list */
} else {
/* Illegal message on the queue */
}
}
/*
* Tidy the messages queue and reset.
*/
for (tmpq = tql; tmpq; tmpq = oldq) {
oldq = tmpq->next;
if (tmpq->data)
free(tmpq->data);
free(tmpq);
}
tql = NULL;
free(lname);
Syslog('b', "Binkp: Process The Messages Queue End");
return 0;
}
#ifndef DOTEST
/*
* This function is called two times if a partial file exists from openfile.
@ -1813,6 +1852,7 @@ int binkp_resync(off_t off)
}
#endif
/*
* * Translate string to binkp escaped string, unsafe characters are escaped.
@ -1940,9 +1980,44 @@ void debug_binkp_list(binkp_list **bkll)
Syslog('B', "Current filelist:");
for (tmpl = *bkll; tmpl; tmpl = tmpl->next)
Syslog('B', "%s %s %s %ld", MBSE_SS(tmpl->local), MBSE_SS(tmpl->remote), lbstat[tmpl->state], tmpl->offset);
Syslog('B', "%s %s %s %ld", MBSE_SS(tmpl->local), MBSE_SS(tmpl->remote), lbstate[tmpl->state], tmpl->offset);
}
#ifdef DOTEST
int main()
{
char *frame;
InitConfig();
InitClient((char *)"mbse", (char *)"mbcico", CFG.location, CFG.logfile,
CFG.cico_loglevel, CFG.error_log, CFG.mgrlog, CFG.debuglog);
Syslog(' ', " ");
Syslog(' ', "MBTEST v%s", VERSION);
frame = xstrcpy((char *)"xSEAP\\x7e2GU.TGZ 338538 1072728016");
frame[0] = MM_GOT;
binkp_addqueue(frame);
free(frame);
binkp_countqueue();
frame = xstrcpy((char *)"x39fb3e70.tic 441 1072728026");
frame[0] = MM_GOT;
binkp_addqueue(frame);
free(frame);
binkp_countqueue();
binkp_processthequeue();
binkp_countqueue();
Syslog(' ', "MBTEST finished");
ExitClient(0);
return 0;
}
#endif
#endif

2
mbcico/binkpnew.h
View File

@ -60,8 +60,6 @@ typedef struct _binkp_frame {
/*
* Linked list of files to send and responses from the receiver.
*/
typedef enum {NoState, Sending, IsSent, Got, Skipped, Get} FileState;
typedef struct _binkp_list {
struct _binkp_list *next;
char *remote; /* Remote filename */