void *Thread(void *parm)
{
int rc;
size_t dmMsgBufLen;
dm_eventmsg_t *dmMsg;
int bMounted = DM_FALSE;
dm_eventtype_t type;
dm_token_t token;
dm_eventset_t events;
dm_response_t response;
do {
/* Loop until message received (wait could be interrupted) */
do {
DMLOG_PRINT(DMLVL_DEBUG, "Waiting for event...\n");
dmMsgBufLen = 0;
rc = dm_get_events(sid, 1, DM_EV_WAIT, sizeof(dmMsgBuf), dmMsgBuf, &dmMsgBufLen);
DMLOG_PRINT(DMLVL_DEBUG, "... dm_get_events returned %d (errno %d)\n", rc, errno);
} while ((rc == -1) && (errno == EINTR) && (dmMsgBufLen == 0));
if (rc) {
DMLOG_PRINT(DMLVL_ERR, "dm_get_events failed with rc = %d, errno = %d\n", rc, errno);
dm_destroy_session(sid);
DM_EXIT();
} else {
dmMsg = (dm_eventmsg_t *)dmMsgBuf;
token = dmMsg->ev_token;
type = dmMsg->ev_type;
DMLOG_PRINT(DMLVL_DEBUG, "Received message %d\n", type);
}
if (type == DM_EVENT_MOUNT) {
/* SPECIAL CASE: need to set disposition, events and response */
dm_mount_event_t *me = DM_GET_VALUE(dmMsg, ev_data, dm_mount_event_t *);
void *lhanp = DM_GET_VALUE(me, me_handle1, void *);
size_t lhlen = DM_GET_LEN(me, me_handle1);
DMLOG_PRINT(DMLVL_DEBUG, "Message is DM_EVENT_MOUNT\n");
DMLOG_PRINT(DMLVL_DEBUG, " Mode: %x\n", me->me_mode);
DMLOG_PRINT(DMLVL_DEBUG, " File system handle: %p\n", lhanp);
DMLOG_PRINT(DMLVL_DEBUG, " File system handle length: %d\n", lhlen);
DMLOG_PRINT(DMLVL_DEBUG, " Mountpoint handle: %p\n", DM_GET_VALUE(me, me_handle2, void *));
DMLOG_PRINT(DMLVL_DEBUG, " Mountpoint handle length: %d\n", DM_GET_LEN(me, me_handle2));
DMLOG_PRINT(DMLVL_DEBUG, " Mountpoint path: %s\n", DM_GET_VALUE(me, me_name1, char *));
DMLOG_PRINT(DMLVL_DEBUG, " Media designator: %s\n", DM_GET_VALUE(me, me_name2, char *));
DMLOG_PRINT(DMLVL_DEBUG, " Root handle: %p\n", DM_GET_VALUE(me, me_roothandle, void *));
DMLOG_PRINT(DMLVL_DEBUG, " Root handle length: %d\n", DM_GET_LEN(me, me_roothandle));
bMounted = dm_handle_is_valid(lhanp, lhlen);
rc = dm_request_right(sid, lhanp, lhlen, token, DM_RR_WAIT, DM_RIGHT_EXCL);
if (rc == -1) {
DMLOG_PRINT(DMLVL_ERR, "dm_request_right failed! (rc = %d, errno = %d)\n", rc, errno);
dm_destroy_session(sid);
DM_EXIT();
}
DMEV_ZERO(events);
DMEV_SET(DM_EVENT_PREUNMOUNT, events);
DMEV_SET(DM_EVENT_UNMOUNT, events);
DMEV_SET(DM_EVENT_READ, events);
DMEV_SET(DM_EVENT_WRITE, events);
rc = dm_set_disp(sid, lhanp, lhlen, token, &events, DM_EVENT_MAX);
if (rc == -1) {
DMLOG_PRINT(DMLVL_ERR, "dm_set_disp failed! (rc = %d, errno = %d)\n", rc, errno);
dm_destroy_session(sid);
DM_EXIT();
}
DMEV_ZERO(events);
DMEV_SET(DM_EVENT_PREUNMOUNT, events);
DMEV_SET(DM_EVENT_UNMOUNT, events);
rc = dm_set_eventlist(sid, lhanp, lhlen, token, &events, DM_EVENT_MAX);
if (rc == -1) {
DMLOG_PRINT(DMLVL_ERR, "dm_set_eventlist failed! (rc = %d, errno = %d)\n", rc, errno);
dm_destroy_session(sid);
DM_EXIT();
}
rc = dm_release_right(sid, lhanp, lhlen, token);
if (rc == -1) {
DMLOG_PRINT(DMLVL_ERR, "dm_request_right failed! (rc = %d, errno = %d)\n", rc, errno);
dm_destroy_session(sid);
DM_EXIT();
}
response = DM_RESP_CONTINUE;
} else if (type == DM_EVENT_UNMOUNT) {
dm_namesp_event_t *nse = DM_GET_VALUE(dmMsg, ev_data, dm_namesp_event_t *);
if (nse->ne_retcode == 0) {
bMounted = DM_FALSE;
}
response = DM_RESP_CONTINUE;
} else {
int main(int argc, char **argv)
{
char *szSessionInfo = "dm_test session info";
char *szFuncName;
char *varstr;
int i;
int rc;
DMOPT_PARSE(argc, argv);
DMLOG_START();
/* CANNOT DO ANYTHING WITHOUT SUCCESSFUL INITIALIZATION!!! */
if ((rc = dm_init_service(&varstr)) != 0) {
DMLOG_PRINT(DMLVL_ERR, "dm_init_service failed! (rc = %d, errno = %d)\n", rc, errno);
DM_EXIT();
} else {
int nexist;
rc = dm_getall_sessions(0, NULL, &nexist);
if (rc == -1 && errno == E2BIG) {
dm_sessid_t *psid;
DMLOG_PRINT(DMLVL_DEBUG, "%d sessions already exist\n", nexist);
if ((psid = malloc(nexist * sizeof(dm_sessid_t))) != NULL) {
if ((rc = dm_getall_sessions(nexist, psid, &nexist)) == 0) {
for (rc = 0, i = 0; i < nexist; i++) {
DMLOG_PRINT(DMLVL_DEBUG, "destroying session %d\n", psid[i]);
rc |= dm_destroy_session(psid[i]);
}
if (rc == -1) {
DMLOG_PRINT(DMLVL_ERR, "dm_destroy_session failed, unable to destroy existing sessions\n");
DM_EXIT();
}
} else {
DMLOG_PRINT(DMLVL_ERR, "dm_getall_sessions failed, unable to destroy existing sessions\n");
DM_EXIT();
}
free(psid);
} else {
DMLOG_PRINT(DMLVL_ERR, "malloc failed, unable to destroy existing sessions\n");
DM_EXIT();
}
}
}
DMLOG_PRINT(DMLVL_DEBUG, "Starting DMAPI session tests\n") ;
szFuncName = "dm_create_session";
/*
* TEST : dm_create_session - invalid oldsid
* EXPECTED: rc = -1, errno = EINVAL
*/
if (DMVAR_EXEC(CREATE_SESSION_BASE + 1)) {
dm_sessid_t newsid;
/* Variation set up */
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(invalid oldsid)\n", szFuncName);
rc = dm_create_session(INVALID_ADDR, szSessionInfo, &newsid);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EINVAL);
/* Variation clean up */
}
/*
* TEST : dm_create_session - NULL sessinfop
* EXPECTED: rc = 0
*/
if (DMVAR_EXEC(CREATE_SESSION_BASE + 2)) {
dm_sessid_t newsid;
/* Variation set up */
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(NULL sessinfop)\n", szFuncName);
rc = dm_create_session(DM_NO_SESSION, NULL, &newsid);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EFAULT);
/* Variation clean up */
}
/*
* TEST : dm_create_session - invalid sessinfop
* EXPECTED: rc = -1, errno = EFAULT
*
* This variation uncovered XFS BUG #2 (0 return code from strnlen_user
* ignored, which indicated fault)
*/
if (DMVAR_EXEC(CREATE_SESSION_BASE + 3)) {
dm_sessid_t newsid;
/* Variation set up */
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(invalid sessinfop)\n", szFuncName);
rc = dm_create_session(DM_NO_SESSION, (char *)INVALID_ADDR, &newsid);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EFAULT);
/* Variation clean up */
}
/*
* TEST : dm_create_session - NULL newsidp
* EXPECTED: rc = -1, errno = EFAULT
*/
if (DMVAR_EXEC(CREATE_SESSION_BASE + 4)) {
/* Variation set up */
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(NULL newsidp)\n", szFuncName);
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, NULL);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EFAULT);
/* Variation clean up */
}
/*
* TEST : dm_create_session - invalid newsidp
* EXPECTED: rc = -1, errno = EFAULT
*/
if (DMVAR_EXEC(CREATE_SESSION_BASE + 5)) {
/* Variation set up */
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(invalid newsidp)\n", szFuncName);
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, (dm_sessid_t *)INVALID_ADDR);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EFAULT);
/* Variation clean up */
}
/*
* TEST : dm_create_session - DM_NO_SESSION oldsid
* EXPECTED: rc = 0
*/
if (DMVAR_EXEC(CREATE_SESSION_BASE + 6)) {
dm_sessid_t newsid;
/* Variation set up */
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(DM_NO_SESSION oldsid)\n", szFuncName);
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid);
if (rc == 0) {
DMLOG_PRINT(DMLVL_DEBUG, "newsid = %d\n", newsid);
}
DMVAR_ENDPASSEXP(szFuncName, 0, rc);
/* Variation clean up */
rc = dm_destroy_session(newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
/*
* TEST : dm_create_session - valid oldsid
* EXPECTED: rc = 0
*/
if (DMVAR_EXEC(CREATE_SESSION_BASE + 7)) {
dm_sessid_t newsid, oldsid;
/* Variation set up */
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
oldsid = newsid;
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(valid oldsid)\n", szFuncName);
rc = dm_create_session(oldsid, szSessionInfo, &newsid);
if (rc == 0) {
DMLOG_PRINT(DMLVL_DEBUG, "newsid = %d\n", newsid);
}
DMVAR_ENDPASSEXP(szFuncName, 0, rc);
/* Variation clean up */
rc = dm_destroy_session(newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
}
/*
* TEST : dm_create_session - invalidated oldsid
* EXPECTED: rc = -1, errno = EINVAL
*/
if (DMVAR_EXEC(CREATE_SESSION_BASE + 8)) {
dm_sessid_t newsid, oldsid, delsid;
/* Variation set up */
if ((rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid)) == -1) {
/* No clean up */
} else if ((rc = dm_create_session(oldsid = newsid, szSessionInfo, &newsid)) == -1) {
dm_destroy_session(oldsid);
}
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
delsid = newsid;
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(invalidated oldsid)\n", szFuncName);
rc = dm_create_session(oldsid, szSessionInfo, &newsid);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EINVAL);
/* Variation clean up */
rc = dm_destroy_session(delsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
}
/*
* TEST : dm_create_session - maximum sessinfo
* EXPECTED: rc = 0
*/
if (DMVAR_EXEC(CREATE_SESSION_BASE + 9)) {
dm_sessid_t newsid;
char *szBig = "123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345";
/* Variation set up */
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(max sessionfo)\n", szFuncName);
rc = dm_create_session(DM_NO_SESSION, szBig, &newsid);
if (rc == 0) {
DMLOG_PRINT(DMLVL_DEBUG, "newsid = %d\n", newsid);
}
DMVAR_ENDPASSEXP(szFuncName, 0, rc);
/* Variation clean up */
rc = dm_destroy_session(newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
/*
* TEST : dm_create_session - sessinfo too big
* EXPECTED: rc = -1, errno = E2BIG
*
* This variation uncovered XFS BUG #1 (sessinfo simply truncated, API
* passed)
*/
if (DMVAR_EXEC(CREATE_SESSION_BASE + 10)) {
dm_sessid_t newsid;
char *szTooBig = "1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456";
/* Variation set up */
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(sessinfo too big)\n", szFuncName);
rc = dm_create_session(DM_NO_SESSION, szTooBig, &newsid);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, E2BIG);
/* Variation clean up */
}
/*
* TEST : dm_create_session - multiple sessions with same sessinfo
* EXPECTED: rc = 0
*/
if (DMVAR_EXEC(CREATE_SESSION_BASE + 11)) {
dm_sessid_t newsid1, newsid2;
/* Variation set up */
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid1);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(same sessinfo)\n", szFuncName);
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid2);
if (rc == 0) {
DMLOG_PRINT(DMLVL_DEBUG, "1st newsid = %d, 2nd newsid = %d\n", newsid1, newsid2);
if (newsid1 != newsid2) {
DMLOG_PRINT(DMLVL_DEBUG, "%s passed with expected rc = %d\n", szFuncName, 0);
DMVAR_PASS();
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with expected rc = %d but session IDs same\n", szFuncName, 0);
DMVAR_FAIL();
}
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with unexpected rc = %d (errno = %d)\n", szFuncName, rc, errno);
DMVAR_FAIL();
}
/* Variation clean up */
rc = dm_destroy_session(newsid1);
rc |= dm_destroy_session(newsid2);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
}
szFuncName = "dm_destroy_session";
/*
* TEST : dm_destroy_session - DM_NO_SESSION sid
* EXPECTED: rc = -1, errno = EINVAL
*/
if (DMVAR_EXEC(DESTROY_SESSION_BASE + 1)) {
/* Variation set up */
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(DM_NO_SESSION sid)\n", szFuncName);
rc = dm_destroy_session(DM_NO_SESSION);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EINVAL);
/* Variation clean up */
}
/*
* TEST : dm_destroy_session - invalid sid
* EXPECTED: rc = -1, errno = EINVAL
*/
if (DMVAR_EXEC(DESTROY_SESSION_BASE + 2)) {
/* Variation set up */
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(invalid sid)\n", szFuncName);
rc = dm_destroy_session(INVALID_ADDR);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EINVAL);
/* Variation clean up */
}
/*
* TEST : dm_destroy_session - invalidated sid
* EXPECTED: rc = 0
*/
if (DMVAR_EXEC(DESTROY_SESSION_BASE + 3)) {
dm_sessid_t newsid;
/* Variation set up */
if ((rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid)) != -1) {
rc = dm_destroy_session(newsid);
}
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(invalidated sid)\n", szFuncName);
rc = dm_destroy_session(newsid);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EINVAL);
/* Variation clean up */
}
}
/*
* TEST : dm_destroy_session - valid sid
* EXPECTED: rc = 0
*/
if (DMVAR_EXEC(DESTROY_SESSION_BASE + 4)) {
dm_sessid_t newsid;
/* Variation set up */
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(valid sid)\n", szFuncName);
rc = dm_destroy_session(newsid);
DMVAR_ENDPASSEXP(szFuncName, 0, rc);
/* Variation clean up */
}
}
/*
* TEST : dm_destroy_session - sid with oustanding events
* EXPECTED: rc = -1, erno = EBUSY
*/
if (DMVAR_EXEC(DESTROY_SESSION_BASE + 5)) {
dm_sessid_t newsid;
char buf[MSG_DATALEN];
size_t rlen;
/* Variation set up */
memcpy(buf, MSG_DATA, MSG_DATALEN);
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid);
rc |= dm_send_msg(newsid, DM_MSGTYPE_ASYNC, MSG_DATALEN, buf);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(valid sid)\n", szFuncName);
rc = dm_destroy_session(newsid);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EBUSY);
/* Variation clean up */
rc = dm_get_events(newsid, 1, 0, sizeof(dmMsgBuf), dmMsgBuf, &rlen);
rc |= dm_destroy_session(newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
}
szFuncName = "dm_getall_sessions";
/*
* TEST : dm_getall_sessions - NULL sidbufp
* EXPECTED: rc = -1, errno EFAULT
*/
if (DMVAR_EXEC(GETALL_SESSIONS_BASE + 1)) {
dm_sessid_t newsid;
int nelem;
/* Variation set up */
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(NULL sidbufp)\n", szFuncName);
rc = dm_getall_sessions(1, NULL, &nelem);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EFAULT);
/* Variation clean up */
rc = dm_destroy_session(newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
}
/*
* TEST : dm_getall_sessions - invalid sidbufp
* EXPECTED: rc = -1, errno EFAULT
*/
if (DMVAR_EXEC(GETALL_SESSIONS_BASE + 2)) {
dm_sessid_t newsid;
int nelem;
/* Variation set up */
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(invalid sidbufp)\n", szFuncName);
rc = dm_getall_sessions(1, (dm_sessid_t *)INVALID_ADDR, &nelem);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EFAULT);
/* Variation clean up */
rc = dm_destroy_session(newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
}
/*
* TEST : dm_getall_sessions - NULL nelemp
* EXPECTED: rc = -1, errno EFAULT
*/
if (DMVAR_EXEC(GETALL_SESSIONS_BASE + 3)) {
dm_sessid_t newsid, sidArray[1];
/* Variation set up */
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(NULL nelemp)\n", szFuncName);
rc = dm_getall_sessions(1, sidArray, NULL);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EFAULT);
/* Variation clean up */
rc = dm_destroy_session(newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
}
/*
* TEST : dm_getall_sessions - invalid nelemp
* EXPECTED: rc = -1, errno EFAULT
*/
if (DMVAR_EXEC(GETALL_SESSIONS_BASE + 4)) {
dm_sessid_t newsid, sidArray[1];
/* Variation set up */
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(invalid nelemp)\n", szFuncName);
rc = dm_getall_sessions(1, sidArray, (u_int *)INVALID_ADDR);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EFAULT);
/* Variation clean up */
rc = dm_destroy_session(newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
}
/*
* TEST : dm_getall_sessions - zero nelem, zero sessions
* EXPECTED: rc = 0
*/
if (DMVAR_EXEC(GETALL_SESSIONS_BASE + 5)) {
dm_sessid_t sidArray[1];
int nelem;
/* Variation set up */
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(zero nelem, zero sessions)\n", szFuncName);
rc = dm_getall_sessions(0, sidArray, &nelem);
if (rc == 0) {
DMLOG_PRINT(DMLVL_DEBUG, "nelem = %d\n", nelem);
if (nelem == 0) {
DMLOG_PRINT(DMLVL_DEBUG, "%s passed with expected rc = %d\n", szFuncName, 0);
DMVAR_PASS();
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with expected rc = %d but unexpected nelem (%d vs %d)\n", szFuncName, 0, nelem, 0);
DMVAR_FAIL();
}
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with unexpected rc = %d (errno = %d)\n", szFuncName, rc, errno);
DMVAR_FAIL();
}
/* Variation clean up */
}
/*
* TEST : dm_getall_sessions - zero nelem, one session
* EXPECTED: rc = -1, errno = E2BIG
*/
if (DMVAR_EXEC(GETALL_SESSIONS_BASE + 6)) {
dm_sessid_t newsid, sidArray[1];
int nelem;
/* Variation set up */
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(zero nelem, one session)\n", szFuncName);
rc = dm_getall_sessions(0, sidArray, &nelem);
if (rc == -1) {
if (errno == E2BIG) {
DMLOG_PRINT(DMLVL_DEBUG, "nelem = %d\n", nelem);
if (nelem == 1) {
DMLOG_PRINT(DMLVL_DEBUG, "%s passed with expected rc = %d and expected errno = %d\n", szFuncName, -1, E2BIG);
DMVAR_PASS();
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with expected rc = %d and expected errno = %d but unexpected nelem (%d vs %d)\n", szFuncName, -1, E2BIG, nelem, 1);
DMVAR_PASS();
}
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with expected rc = %d but unexpected errno = %d\n", szFuncName, -1, errno);
DMVAR_FAIL();
}
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with unexpected rc = %d\n", szFuncName, rc);
DMVAR_FAIL();
}
/* Variation clean up */
rc = dm_destroy_session(newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
}
/*
* TEST : dm_getall_sessions - one nelem, one session
* EXPECTED: rc = 0
*/
if (DMVAR_EXEC(GETALL_SESSIONS_BASE + 7)) {
dm_sessid_t newsid, sidArray[1];
int nelem;
/* Variation set up */
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(one nelem, one session)\n", szFuncName);
rc = dm_getall_sessions(1, sidArray, &nelem);
if (rc == 0) {
DMLOG_PRINT(DMLVL_DEBUG, "nelem = %d\n", nelem);
if (nelem == 1) {
LogSessions(sidArray, nelem);
if (newsid == sidArray[0]) {
DMLOG_PRINT(DMLVL_DEBUG, "%s passed with expected rc = %d\n", szFuncName, 0);
DMVAR_PASS();
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with expected rc = %d and nelem = %d but unexpected session ID (%d vs %d)\n", szFuncName, 0, nelem, newsid, sidArray[0]);
DMVAR_FAIL();
}
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with expected rc = %d but unexpected nelem (%d vs %d)\n", szFuncName, 0, nelem, 1);
DMVAR_FAIL();
}
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with unexpected rc = %d (errno = %d)\n", szFuncName, rc, errno);
DMVAR_FAIL();
}
/* Variation clean up */
rc = dm_destroy_session(newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
}
/*
* TEST : dm_getall_sessions - two nelem, one session
* EXPECTED: rc = 0
*/
if (DMVAR_EXEC(GETALL_SESSIONS_BASE + 8)) {
dm_sessid_t newsid, sidArray[2];
int nelem;
/* Variation set up */
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(two nelem, one session)\n", szFuncName);
rc = dm_getall_sessions(2, sidArray, &nelem);
if (rc == 0) {
DMLOG_PRINT(DMLVL_DEBUG, "nelem = %d\n", nelem);
if (nelem == 1) {
LogSessions(sidArray, nelem);
if (newsid == sidArray[0]) {
DMLOG_PRINT(DMLVL_DEBUG, "%s passed with expected rc = %d\n", szFuncName, 0);
DMVAR_PASS();
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with expected rc = %d and nelem = %d but unexpected session ID (%d vs %d)\n", szFuncName, 0, nelem, newsid, sidArray[0]);
DMVAR_FAIL();
}
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with expected rc = %d but unexpected nelem (%d vs %d)\n", szFuncName, 0, nelem, 1);
DMVAR_FAIL();
}
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with unexpected rc = %d (errno = %d)\n", szFuncName, rc, errno);
DMVAR_FAIL();
}
/* Variation clean up */
rc = dm_destroy_session(newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
}
/*
* TEST : dm_getall_sessions - ten nelem, eight sessions
* EXPECTED: rc = 0
*/
if (DMVAR_EXEC(GETALL_SESSIONS_BASE + 9)) {
dm_sessid_t sidExpected[NUM_SESSIONS], sidArray[10];
int nelem;
/* Variation set up */
for (i = 0, rc = 0; i < NUM_SESSIONS && rc == 0; i++) {
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &sidExpected[i]);
}
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
for (i--; i >= 0; i--) {
dm_destroy_session(sidExpected[i]);
}
DMVAR_SKIP();
} else {
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(%d nelem, %d sessions)\n", szFuncName, sizeof(sidArray)/sizeof(dm_sessid_t), NUM_SESSIONS);
rc = dm_getall_sessions(sizeof(sidArray)/sizeof(dm_sessid_t), sidArray, &nelem);
if (rc == 0) {
DMLOG_PRINT(DMLVL_DEBUG, "nelem = %d\n", nelem);
if (nelem == NUM_SESSIONS) {
LogSessions(sidArray, nelem);
if (memcmp(sidArray, sidExpected, NUM_SESSIONS * sizeof(dm_sessid_t)) == 0) {
DMLOG_PRINT(DMLVL_DEBUG, "%s passed with expected rc = %d\n", szFuncName, 0);
DMVAR_PASS();
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with expected rc = %d and nelem = %d but unexpected session ID(s)\n", szFuncName, 0, nelem);
DMVAR_FAIL();
}
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with expected rc = %d but unexpected nelem (%d vs %d)\n", szFuncName, 0, nelem, NUM_SESSIONS);
DMVAR_FAIL();
}
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with unexpected rc = %d (errno = %d)\n", szFuncName, rc, errno);
DMVAR_FAIL();
}
/* Variation clean up */
for (i = 0, rc = 0; i < NUM_SESSIONS; i++) {
rc |= dm_destroy_session(sidExpected[i]);
}
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
}
szFuncName = "dm_query_session";
/*
* TEST : dm_query_session - DM_NO_SESSION sid
* EXPECTED: rc = -1, errno = EINVAL
*/
if (DMVAR_EXEC(QUERY_SESSION_BASE + 1)) {
char buf[64];
size_t rlen;
/* Variation set up */
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(DM_NO_SESSION sid)\n", szFuncName);
rc = dm_query_session(DM_NO_SESSION, sizeof(buf), buf, &rlen);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EINVAL);
/* Variation clean up */
}
/*
* TEST : dm_query_session - invalid sid
* EXPECTED: rc = -1, errno = EINVAL
*/
if (DMVAR_EXEC(QUERY_SESSION_BASE + 2)) {
char buf[64];
size_t rlen;
/* Variation set up */
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(invalid sid)\n", szFuncName);
rc = dm_query_session(INVALID_ADDR, sizeof(buf), buf, &rlen);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EINVAL);
/* Variation clean up */
}
/*
* TEST : dm_query_session - invalidated sid
* EXPECTED: rc = -1, errno = EINVAL
*/
if (DMVAR_EXEC(QUERY_SESSION_BASE + 3)) {
dm_sessid_t newsid;
char buf[64];
size_t rlen;
/* Variation set up */
if ((rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid)) != -1) {
rc = dm_destroy_session(newsid);
}
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(invalidated sid)\n", szFuncName);
rc = dm_query_session(newsid, sizeof(buf), buf, &rlen);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EINVAL);
/* Variation clean up */
}
}
/*
* TEST : dm_query_session - NULL bufp
* EXPECTED: rc = -1, errno EFAULT
*/
if (DMVAR_EXEC(QUERY_SESSION_BASE + 4)) {
dm_sessid_t newsid;
char buf[64];
size_t rlen;
/* Variation set up */
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(NULL bufp)\n", szFuncName);
rc = dm_query_session(newsid, sizeof(buf), NULL, &rlen);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EFAULT);
/* Variation clean up */
rc = dm_destroy_session(newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
}
/*
* TEST : dm_query_session - invalid bufp
* EXPECTED: rc = -1, errno EFAULT
*/
if (DMVAR_EXEC(QUERY_SESSION_BASE + 5)) {
dm_sessid_t newsid;
char buf[64];
size_t rlen;
/* Variation set up */
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(invalid bufp)\n", szFuncName);
rc = dm_query_session(newsid, sizeof(buf), (void *)INVALID_ADDR, &rlen);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EFAULT);
/* Variation clean up */
rc = dm_destroy_session(newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
}
/*
* TEST : dm_query_session - NULL rlenp
* EXPECTED: rc = -1, errno EFAULT
*/
if (DMVAR_EXEC(QUERY_SESSION_BASE + 6)) {
dm_sessid_t newsid;
char buf[64];
/* Variation set up */
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(NULL rlenp)\n", szFuncName);
rc = dm_query_session(newsid, sizeof(buf), buf, NULL);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EFAULT);
/* Variation clean up */
rc = dm_destroy_session(newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
}
/*
* TEST : dm_query_session - invalid rlenp
* EXPECTED: rc = -1, errno EFAULT
*/
if (DMVAR_EXEC(QUERY_SESSION_BASE + 7)) {
dm_sessid_t newsid;
char buf[64];
/* Variation set up */
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(invalid rlenp)\n", szFuncName);
rc = dm_query_session(newsid, sizeof(buf), buf, (size_t *)INVALID_ADDR);
DMVAR_ENDFAILEXP(szFuncName, -1, rc, EFAULT);
/* Variation clean up */
rc = dm_destroy_session(newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
}
/*
* TEST : dm_query_session - zero buflen
* EXPECTED: rc = -1, errno = E2BIG
*/
if (DMVAR_EXEC(QUERY_SESSION_BASE + 8)) {
dm_sessid_t newsid;
char buf[64];
size_t rlen;
/* Variation set up */
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(buflen zero)\n", szFuncName);
rc = dm_query_session(newsid, 0, buf, &rlen);
if (rc == -1) {
if (errno == E2BIG) {
DMLOG_PRINT(DMLVL_DEBUG, "rlen = %d\n", rlen);
if (rlen == strlen(szSessionInfo)+1) {
DMLOG_PRINT(DMLVL_DEBUG, "%s passed with expected rc = %d and expected errno = %d\n", szFuncName, -1, E2BIG);
DMVAR_PASS();
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with expected rc = %d and expected errno = %d but unexpected rlen (%d vs %d)\n", szFuncName, -1, E2BIG, rlen, strlen(szSessionInfo)+1);
DMVAR_FAIL();
}
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with expected rc = %d but unexpected errno = %d\n", szFuncName, -1, errno);
DMVAR_FAIL();
}
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with unexpected rc = %d\n", szFuncName, rc);
DMVAR_FAIL();
}
/* Variation clean up */
rc = dm_destroy_session(newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
}
/*
* TEST : dm_query_session - valid
* EXPECTED: rc = 0
*/
if (DMVAR_EXEC(QUERY_SESSION_BASE + 9)) {
dm_sessid_t newsid;
char buf[64];
size_t rlen;
/* Variation set up */
rc = dm_create_session(DM_NO_SESSION, szSessionInfo, &newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(valid)\n", szFuncName, sizeof(buf));
rc = dm_query_session(newsid, sizeof(buf), buf, &rlen);
if (rc == 0) {
DMLOG_PRINT(DMLVL_DEBUG, "rlen = %d\n", rlen);
if (rlen == strlen(szSessionInfo)+1) {
DMLOG_PRINT(DMLVL_DEBUG, "buf = \"%s\"\n", buf);
if (strcmp(buf, szSessionInfo) == 0) {
DMLOG_PRINT(DMLVL_DEBUG, "%s passed with expected rc = %d\n", szFuncName, 0);
DMVAR_PASS();
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with expected rc = %d and rlen = %d but unexpected session info (\"%s\" vs \"%s\")\n", szFuncName, 0, rlen, buf, szSessionInfo);
DMVAR_FAIL();
}
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with expected rc = %d but unexpected rlen (%d vs %d)\n", szFuncName, 0, rlen, strlen(szSessionInfo)+1);
DMVAR_FAIL();
}
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with unexpected rc = %d (errno = %d)\n", szFuncName, rc, errno);
DMVAR_FAIL();
}
/* Variation clean up */
rc = dm_destroy_session(newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
}
/*
* TEST : dm_query_session - maximum sessionfo
* sessioninfo
* EXPECTED: rc = 0
*/
if (DMVAR_EXEC(QUERY_SESSION_BASE + 10)) {
dm_sessid_t newsid;
char buf[512];
size_t rlen;
char *szBig = "123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345";
/* Variation set up */
rc = dm_create_session(DM_NO_SESSION, szBig, &newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to set up variation! (errno = %d)\n", errno);
DMVAR_SKIP();
} else {
/* Variation */
DMLOG_PRINT(DMLVL_DEBUG, "%s(max sessinfo)\n", szFuncName, sizeof(buf));
rc = dm_query_session(newsid, sizeof(buf), buf, &rlen);
if (rc == 0) {
DMLOG_PRINT(DMLVL_DEBUG, "rlen = %d\n", rlen);
if (rlen == DM_SESSION_INFO_LEN) {
DMLOG_PRINT(DMLVL_DEBUG, "buf = \"%s\"\n", buf);
if (strncmp(buf, szBig, DM_SESSION_INFO_LEN-1) == 0) {
DMLOG_PRINT(DMLVL_DEBUG, "%s passed with expected rc = %d\n", szFuncName, 0);
DMVAR_PASS();
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with expected rc = %d and rlen = %d but unexpected session info (\"%s\" vs \"%s\")\n", szFuncName, 0, rlen, buf, szSessionInfo);
DMVAR_FAIL();
}
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with expected rc = %d but unexpected rlen (%d vs %d)\n", szFuncName, 0, rlen, DM_SESSION_INFO_LEN);
DMVAR_FAIL();
}
} else {
DMLOG_PRINT(DMLVL_ERR, "%s failed with unexpected rc = %d (errno = %d)\n", szFuncName, rc, errno);
DMVAR_FAIL();
}
/* Variation clean up */
rc = dm_destroy_session(newsid);
if (rc == -1) {
DMLOG_PRINT(DMLVL_DEBUG, "Unable to clean up variation! (errno = %d)\n", errno);
}
}
}
DMLOG_STOP();
return 0;
}
static int
dmapi_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
unsigned long arg)
{
sys_dmapi_args_t kargs;
sys_dmapi_args_t *uap = &kargs;
int error = 0;
int rvp = -ENOSYS;
int use_rvp = 0;
if (!capable(CAP_MKNOD))
return(-EPERM);
if( copy_from_user( &kargs, (sys_dmapi_args_t*)arg,
sizeof(sys_dmapi_args_t) ) )
return -EFAULT;
switch (cmd) {
case DM_CLEAR_INHERIT:
error = dm_clear_inherit(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(dm_attrname_t *) uap->arg5); /* attrnamep */
break;
case DM_CREATE_BY_HANDLE:
error = dm_create_by_handle(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* dirhanp */
(size_t) uap->arg3, /* dirhlen */
(dm_token_t) uap->arg4, /* token */
(void *) uap->arg5, /* hanp */
(size_t) uap->arg6, /* hlen */
(char *) uap->arg7); /* cname */
break;
case DM_CREATE_SESSION:
error = dm_create_session(
(dm_sessid_t) uap->arg1, /* oldsid */
(char *) uap->arg2, /* sessinfop */
(dm_sessid_t *) uap->arg3); /* newsidp */
break;
case DM_CREATE_USEREVENT:
error = dm_create_userevent(
(dm_sessid_t) uap->arg1, /* sid */
(size_t) uap->arg2, /* msglen */
(void *) uap->arg3, /* msgdatap */
(dm_token_t *) uap->arg4); /* tokenp */
break;
case DM_DESTROY_SESSION:
error = dm_destroy_session(
(dm_sessid_t) uap->arg1); /* sid */
break;
case DM_DOWNGRADE_RIGHT:
error = dm_downgrade_right(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4); /* token */
break;
case DM_FD_TO_HANDLE:
error = dm_fd_to_hdl(
(int) uap->arg1, /* fd */
(void *) uap->arg2, /* hanp */
(size_t *) uap->arg3); /* hlenp */
break;
case DM_FIND_EVENTMSG:
error = dm_find_eventmsg(
(dm_sessid_t) uap->arg1, /* sid */
(dm_token_t) uap->arg2, /* token */
(size_t) uap->arg3, /* buflen */
(void *) uap->arg4, /* bufp */
(size_t *) uap->arg5); /* rlenp */
break;
case DM_GET_ALLOCINFO:
use_rvp = 1;
error = dm_get_allocinfo_rvp(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(dm_off_t *) uap->arg5, /* offp */
(u_int) uap->arg6, /* nelem */
(dm_extent_t *) uap->arg7, /* extentp */
(u_int *) uap->arg8, /* nelemp */
&rvp);
break;
case DM_GET_BULKALL:
use_rvp = 1;
error = dm_get_bulkall_rvp(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(u_int) uap->arg5, /* mask */
(dm_attrname_t *) uap->arg6, /* attrnamep */
(dm_attrloc_t *) uap->arg7, /* locp */
(size_t) uap->arg8, /* buflen */
(void *) uap->arg9, /* bufp */
(size_t *) uap->arg10, /* rlenp */
&rvp);
break;
case DM_GET_BULKATTR:
use_rvp = 1;
error = dm_get_bulkattr_rvp(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(u_int) uap->arg5, /* mask */
(dm_attrloc_t *)uap->arg6, /* locp */
(size_t) uap->arg7, /* buflen */
(void *) uap->arg8, /* bufp */
(size_t *) uap->arg9, /* rlenp */
&rvp);
break;
case DM_GET_CONFIG:
error = dm_get_config(
(void *) uap->arg1, /* hanp */
(size_t) uap->arg2, /* hlen */
(dm_config_t) uap->arg3, /* flagname */
(dm_size_t *) uap->arg4); /* retvalp */
break;
case DM_GET_CONFIG_EVENTS:
error = dm_get_config_events(
(void *) uap->arg1, /* hanp */
(size_t) uap->arg2, /* hlen */
(u_int) uap->arg3, /* nelem */
(dm_eventset_t *) uap->arg4, /* eventsetp */
(u_int *) uap->arg5); /* nelemp */
break;
case DM_GET_DIOINFO:
error = dm_get_dioinfo(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(dm_dioinfo_t *)uap->arg5); /* diop */
break;
case DM_GET_DIRATTRS:
use_rvp = 1;
error = dm_get_dirattrs_rvp(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(u_int) uap->arg5, /* mask */
(dm_attrloc_t *)uap->arg6, /* locp */
(size_t) uap->arg7, /* buflen */
(void *) uap->arg8, /* bufp */
(size_t *) uap->arg9, /* rlenp */
&rvp);
break;
case DM_GET_DMATTR:
error = dm_get_dmattr(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(dm_attrname_t *) uap->arg5, /* attrnamep */
(size_t) uap->arg6, /* buflen */
(void *) uap->arg7, /* bufp */
(size_t *) uap->arg8); /* rlenp */
break;
case DM_GET_EVENTLIST:
error = dm_get_eventlist(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(u_int) uap->arg5, /* nelem */
(dm_eventset_t *) uap->arg6, /* eventsetp */
(u_int *) uap->arg7); /* nelemp */
break;
case DM_GET_EVENTS:
error = dm_get_events(
(dm_sessid_t) uap->arg1, /* sid */
(u_int) uap->arg2, /* maxmsgs */
(u_int) uap->arg3, /* flags */
(size_t) uap->arg4, /* buflen */
(void *) uap->arg5, /* bufp */
(size_t *) uap->arg6); /* rlenp */
break;
case DM_GET_FILEATTR:
error = dm_get_fileattr(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(u_int) uap->arg5, /* mask */
(dm_stat_t *) uap->arg6); /* statp */
break;
case DM_GET_MOUNTINFO:
error = dm_get_mountinfo(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(size_t) uap->arg5, /* buflen */
(void *) uap->arg6, /* bufp */
(size_t *) uap->arg7); /* rlenp */
break;
case DM_GET_REGION:
error = dm_get_region(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(u_int) uap->arg5, /* nelem */
(dm_region_t *) uap->arg6, /* regbufp */
(u_int *) uap->arg7); /* nelemp */
break;
case DM_GETALL_DISP:
error = dm_getall_disp(
(dm_sessid_t) uap->arg1, /* sid */
(size_t) uap->arg2, /* buflen */
(void *) uap->arg3, /* bufp */
(size_t *) uap->arg4); /* rlenp */
break;
case DM_GETALL_DMATTR:
error = dm_getall_dmattr(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(size_t) uap->arg5, /* buflen */
(void *) uap->arg6, /* bufp */
(size_t *) uap->arg7); /* rlenp */
break;
case DM_GETALL_INHERIT:
error = dm_getall_inherit(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(u_int) uap->arg5, /* nelem */
(dm_inherit_t *)uap->arg6, /* inheritbufp*/
(u_int *) uap->arg7); /* nelemp */
break;
case DM_GETALL_SESSIONS:
error = dm_getall_sessions(
(u_int) uap->arg1, /* nelem */
(dm_sessid_t *) uap->arg2, /* sidbufp */
(u_int *) uap->arg3); /* nelemp */
break;
case DM_GETALL_TOKENS:
error = dm_getall_tokens(
(dm_sessid_t) uap->arg1, /* sid */
(u_int) uap->arg2, /* nelem */
(dm_token_t *) uap->arg3, /* tokenbufp */
(u_int *) uap->arg4); /* nelemp */
break;
case DM_INIT_ATTRLOC:
error = dm_init_attrloc(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(dm_attrloc_t *) uap->arg5); /* locp */
break;
case DM_MKDIR_BY_HANDLE:
error = dm_mkdir_by_handle(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* dirhanp */
(size_t) uap->arg3, /* dirhlen */
(dm_token_t) uap->arg4, /* token */
(void *) uap->arg5, /* hanp */
(size_t) uap->arg6, /* hlen */
(char *) uap->arg7); /* cname */
break;
case DM_MOVE_EVENT:
error = dm_move_event(
(dm_sessid_t) uap->arg1, /* srcsid */
(dm_token_t) uap->arg2, /* token */
(dm_sessid_t) uap->arg3, /* targetsid */
(dm_token_t *) uap->arg4); /* rtokenp */
break;
case DM_OBJ_REF_HOLD:
error = dm_obj_ref_hold(
(dm_sessid_t) uap->arg1, /* sid */
(dm_token_t) uap->arg2, /* token */
(void *) uap->arg3, /* hanp */
(size_t) uap->arg4); /* hlen */
break;
case DM_OBJ_REF_QUERY:
use_rvp = 1;
error = dm_obj_ref_query_rvp(
(dm_sessid_t) uap->arg1, /* sid */
(dm_token_t) uap->arg2, /* token */
(void *) uap->arg3, /* hanp */
(size_t) uap->arg4, /* hlen */
&rvp);
break;
case DM_OBJ_REF_RELE:
error = dm_obj_ref_rele(
(dm_sessid_t) uap->arg1, /* sid */
(dm_token_t) uap->arg2, /* token */
(void *) uap->arg3, /* hanp */
(size_t) uap->arg4); /* hlen */
break;
case DM_PATH_TO_FSHANDLE:
error = dm_path_to_fshdl(
(char *) uap->arg1, /* path */
(void *) uap->arg2, /* hanp */
(size_t *) uap->arg3); /* hlenp */
break;
case DM_PATH_TO_HANDLE:
error = dm_path_to_hdl(
(char *) uap->arg1, /* path */
(void *) uap->arg2, /* hanp */
(size_t *) uap->arg3); /* hlenp */
break;
case DM_PENDING:
error = dm_pending(
(dm_sessid_t) uap->arg1, /* sid */
(dm_token_t) uap->arg2, /* token */
(dm_timestruct_t *) uap->arg3); /* delay */
break;
case DM_PROBE_HOLE:
error = dm_probe_hole(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(dm_off_t) uap->arg5, /* off */
(dm_size_t) uap->arg6, /* len */
(dm_off_t *) uap->arg7, /* roffp */
(dm_size_t *) uap->arg8); /* rlenp */
break;
case DM_PUNCH_HOLE:
error = dm_punch_hole(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(dm_off_t) uap->arg5, /* off */
(dm_size_t) uap->arg6); /* len */
break;
case DM_QUERY_RIGHT:
error = dm_query_right(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(dm_right_t *) uap->arg5); /* rightp */
break;
case DM_QUERY_SESSION:
error = dm_query_session(
(dm_sessid_t) uap->arg1, /* sid */
(size_t) uap->arg2, /* buflen */
(void *) uap->arg3, /* bufp */
(size_t *) uap->arg4); /* rlenp */
break;
case DM_READ_INVIS:
use_rvp = 1;
error = dm_read_invis_rvp(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(dm_off_t) uap->arg5, /* off */
(dm_size_t) uap->arg6, /* len */
(void *) uap->arg7, /* bufp */
&rvp);
break;
case DM_RELEASE_RIGHT:
error = dm_release_right(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4); /* token */
break;
case DM_REMOVE_DMATTR:
error = dm_remove_dmattr(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(int) uap->arg5, /* setdtime */
(dm_attrname_t *) uap->arg6); /* attrnamep */
break;
case DM_REQUEST_RIGHT:
error = dm_request_right(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(u_int) uap->arg5, /* flags */
(dm_right_t) uap->arg6); /* right */
break;
case DM_RESPOND_EVENT:
error = dm_respond_event(
(dm_sessid_t) uap->arg1, /* sid */
(dm_token_t) uap->arg2, /* token */
(dm_response_t) uap->arg3, /* response */
(int) uap->arg4, /* reterror */
(size_t) uap->arg5, /* buflen */
(void *) uap->arg6); /* respbufp */
break;
case DM_SEND_MSG:
error = dm_send_msg(
(dm_sessid_t) uap->arg1, /* targetsid */
(dm_msgtype_t) uap->arg2, /* msgtype */
(size_t) uap->arg3, /* buflen */
(void *) uap->arg4); /* bufp */
break;
case DM_SET_DISP:
error = dm_set_disp(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(dm_eventset_t *) uap->arg5, /* eventsetp */
(u_int) uap->arg6); /* maxevent */
break;
case DM_SET_DMATTR:
error = dm_set_dmattr(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(dm_attrname_t *) uap->arg5, /* attrnamep */
(int) uap->arg6, /* setdtime */
(size_t) uap->arg7, /* buflen */
(void *) uap->arg8); /* bufp */
break;
case DM_SET_EVENTLIST:
error = dm_set_eventlist(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(dm_eventset_t *) uap->arg5, /* eventsetp */
(u_int) uap->arg6); /* maxevent */
break;
case DM_SET_FILEATTR:
error = dm_set_fileattr(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(u_int) uap->arg5, /* mask */
(dm_fileattr_t *)uap->arg6); /* attrp */
break;
case DM_SET_INHERIT:
error = dm_set_inherit(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(dm_attrname_t *)uap->arg5, /* attrnamep */
(mode_t) uap->arg6); /* mode */
break;
case DM_SET_REGION:
error = dm_set_region(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(u_int) uap->arg5, /* nelem */
(dm_region_t *) uap->arg6, /* regbufp */
(dm_boolean_t *) uap->arg7); /* exactflagp */
break;
case DM_SET_RETURN_ON_DESTROY:
error = dm_set_return_on_destroy(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(dm_attrname_t *) uap->arg5, /* attrnamep */
(dm_boolean_t) uap->arg6); /* enable */
break;
case DM_SYMLINK_BY_HANDLE:
error = dm_symlink_by_handle(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* dirhanp */
(size_t) uap->arg3, /* dirhlen */
(dm_token_t) uap->arg4, /* token */
(void *) uap->arg5, /* hanp */
(size_t) uap->arg6, /* hlen */
(char *) uap->arg7, /* cname */
(char *) uap->arg8); /* path */
break;
case DM_SYNC_BY_HANDLE:
error = dm_sync_by_handle(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4); /* token */
break;
case DM_UPGRADE_RIGHT:
error = dm_upgrade_right(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4); /* token */
break;
case DM_WRITE_INVIS:
use_rvp = 1;
error = dm_write_invis_rvp(
(dm_sessid_t) uap->arg1, /* sid */
(void *) uap->arg2, /* hanp */
(size_t) uap->arg3, /* hlen */
(dm_token_t) uap->arg4, /* token */
(int) uap->arg5, /* flags */
(dm_off_t) uap->arg6, /* off */
(dm_size_t) uap->arg7, /* len */
(void *) uap->arg8, /* bufp */
&rvp);
break;
default:
error = ENOSYS;
break;
}
/* If it was an *_rvp() function, then
if error==0, return |rvp|
*/
if( use_rvp && (error == 0) )
return rvp;
else
return -error;
}
static void
event_loop(
dm_sessid_t sid,
int waitflag)
{
void *msgbuf;
size_t bufsize;
int error;
dm_eventmsg_t *msg;
int count;
/*
* We take a swag at a buffer size. If it's wrong, we can
* always resize it
*/
bufsize = sizeof(dm_eventmsg_t) + sizeof(dm_data_event_t) + HANDLE_LEN;
bufsize *= 50;
msgbuf = (void *)malloc(bufsize);
if (msgbuf == NULL) {
err_msg("Can't allocate memory for buffer");
return;
}
for (;;) {
error = dm_get_events(sid, ALL_AVAIL_MSGS,
waitflag ? DM_EV_WAIT:0, bufsize, msgbuf, &bufsize);
if (error) {
if (errno == EAGAIN) {
if (waitflag)
continue;
break;
}
if (errno == E2BIG) {
free(msgbuf);
msgbuf = (void *)malloc(bufsize);
if (msgbuf == NULL) {
err_msg("Can't resize msg buffer");
return;
}
continue;
}
errno_msg("Error getting events from DMAPI");
break;
}
/*
* Walk through the message buffer, pull out each individual
* message, and dispatch the messages to handle_message(),
* which will respond to the events.
*/
count = 0;
msg = (dm_eventmsg_t *)msgbuf;
while (msg != NULL ) {
count++;
error = handle_message(sid, msg);
if (error) {
free(msgbuf);
return;
}
printf("end_of_message\n");
msg = DM_STEP_TO_NEXT(msg, dm_eventmsg_t *);
}
if (count != 1 && Verbose) {
err_msg("Found %d events in one call to "
"dm_get_events\n", count);
}
}
if (msgbuf != NULL)
free(msgbuf);
}
int
main(
int argc,
char **argv)
{
dm_sessid_t sid, oldsid, targetsid, *newsidp, *sidbufp;
dm_token_t token, *tokenp, *rtokenp, *tokenbufp;
dm_attrname_t *attrnamep;
dm_off_t off, *offp, *roffp;
dm_extent_t *extentp;
dm_inherit_t *inheritbufp;
dm_stat_t *statp;
dm_size_t len, *dmrlenp, *retvalp;
dm_attrloc_t *locp;
dm_eventset_t *eventsetp;
dm_config_t flagname;
dm_region_t *regbufp;
dm_response_t response;
dm_right_t right, *rightp;
dm_igen_t igen, *igenp;
dm_msgtype_t msgtype;
dm_fileattr_t *attrp;
dm_boolean_t enable, *exactflagp;
dm_timestruct_t *delay;
mode_t mode;
size_t hlen, dirhlen, hlen1, hlen2, targhlen, *fshlenp, *hlenp;
size_t msglen, buflen, *rlenp;
u_int nelem, mask, maxmsgs, uflags, *nelemp, maxevent;
void *hanp, *dirhanp, *hanp1, *hanp2, *targhanp;
void *msgdatap, *bufp, **hanpp, *respbufp, **fshanpp;
dm_fsid_t fsid, *fsidp;
dm_ino_t ino, *inop;
char *cname, *sessinfop, *path, *pathbufp, **versionstrpp;
int flags, fd, setdtime, reterror;
u_int urc;
int rc;
dm_ssize_t ssrc;
/* Definitions per the prototypes in dmport.h, in the same order. */
rc = dm_clear_inherit(sid, hanp, hlen, token, attrnamep);
rc = dm_create_by_handle(sid, dirhanp, dirhlen, token,
hanp, hlen, cname);
rc = dm_create_session(oldsid, sessinfop, newsidp);
rc = dm_create_userevent(sid, msglen, msgdatap, tokenp);
rc = dm_destroy_session(sid);
rc = dm_downgrade_right(sid, hanp, hlen, token);
rc = dm_fd_to_handle(fd, hanpp, hlenp);
rc = dm_find_eventmsg(sid, token, buflen, bufp, rlenp);
rc = dm_get_allocinfo(sid, hanp, hlen,
token, offp, nelem, extentp, nelemp);
rc = dm_get_bulkall(sid, hanp, hlen, token, mask, attrnamep,
locp, buflen, bufp, rlenp);
rc = dm_get_bulkattr(sid, hanp, hlen, token, mask, locp, buflen,
bufp, rlenp);
rc = dm_get_config(hanp, hlen, flagname, retvalp);
rc = dm_get_config_events(hanp, hlen, nelem, eventsetp, nelemp);
rc = dm_get_dirattrs(sid, hanp, hlen, token, mask, locp, buflen,
bufp, rlenp);
rc = dm_get_dmattr(sid, hanp, hlen, token, attrnamep, buflen,
bufp, rlenp);
rc = dm_get_eventlist(sid, hanp, hlen, token, nelem, eventsetp, nelemp);
rc = dm_get_events(sid, maxmsgs, flags, buflen, bufp, rlenp);
rc = dm_get_fileattr(sid, hanp, hlen, token, mask, statp);
rc = dm_get_mountinfo(sid, hanp, hlen, token, buflen, bufp, rlenp);
rc = dm_get_region(sid, hanp, hlen, token, nelem, regbufp, nelemp);
rc = dm_getall_disp(sid, buflen, bufp, rlenp);
rc = dm_getall_dmattr(sid, hanp, hlen, token, buflen, bufp, rlenp);
rc = dm_getall_inherit(sid, hanp, hlen,
token, nelem, inheritbufp, nelemp);
rc = dm_getall_sessions(nelem, sidbufp, nelemp);
rc = dm_getall_tokens(sid, nelem, tokenbufp, nelemp);
rc = dm_handle_cmp(hanp1, hlen1, hanp2, hlen2);
dm_handle_free(hanp, hlen);
urc = dm_handle_hash(hanp, hlen);
rc = dm_handle_is_valid(hanp, hlen);
rc = dm_handle_to_fshandle(hanp, hlen, fshanpp, fshlenp);
rc = dm_handle_to_fsid(hanp, hlen, fsidp);
rc = dm_handle_to_igen(hanp, hlen, igenp);
rc = dm_handle_to_ino(hanp, hlen, inop);
rc = dm_handle_to_path(dirhanp, dirhlen, targhanp, targhlen,
buflen, pathbufp, rlenp);
rc = dm_init_attrloc(sid, hanp, hlen, token, locp);
rc = dm_init_service(versionstrpp);
rc = dm_make_handle(&fsid, &ino, &igen, hanpp, hlenp);
rc = dm_make_fshandle(&fsid, hanpp, hlenp);
rc = dm_mkdir_by_handle(sid, dirhanp, dirhlen, token,
hanp, hlen, cname);
rc = dm_move_event(sid, token, targetsid, rtokenp);
rc = dm_obj_ref_hold(sid, token, hanp, hlen);
rc = dm_obj_ref_query(sid, token, hanp, hlen);
rc = dm_obj_ref_rele(sid, token, hanp, hlen);
rc = dm_path_to_fshandle(path, hanpp, hlenp);
rc = dm_path_to_handle(path, hanpp, hlenp);
rc = dm_pending(sid, token, delay);
rc = dm_probe_hole(sid, hanp, hlen, token, off, len, roffp, dmrlenp);
rc = dm_punch_hole(sid, hanp, hlen, token, off, len);
rc = dm_query_right(sid, hanp, hlen, token, rightp);
rc = dm_query_session(sid, buflen, bufp, rlenp);
ssrc = dm_read_invis(sid, hanp, hlen, token, off, len, bufp);
rc = dm_release_right(sid, hanp, hlen, token);
rc = dm_remove_dmattr(sid, hanp, hlen, token, setdtime, attrnamep);
rc = dm_request_right(sid, hanp, hlen, token, uflags, right);
rc = dm_respond_event(sid, token, response, reterror, buflen, respbufp);
rc = dm_send_msg(sid, msgtype, buflen, bufp);
rc = dm_set_disp(sid, hanp, hlen, token, eventsetp, maxevent);
rc = dm_set_dmattr(sid, hanp, hlen,
token, attrnamep, setdtime, buflen, bufp);
rc = dm_set_eventlist(sid, hanp, hlen, token, eventsetp, maxevent);
rc = dm_set_fileattr(sid, hanp, hlen, token, mask, attrp);
rc = dm_set_inherit(sid, hanp, hlen, token, attrnamep, mode);
rc = dm_set_region(sid, hanp, hlen, token, nelem, regbufp, exactflagp);
rc = dm_set_return_on_destroy(sid, hanp, hlen,
token, attrnamep, enable);
rc = dm_symlink_by_handle(sid, dirhanp, dirhlen, token,
hanp, hlen, cname, path);
rc = dm_sync_by_handle(sid, hanp, hlen, token);
rc = dm_upgrade_right(sid, hanp, hlen, token);
ssrc = dm_write_invis(sid, hanp, hlen, flags, token, off, len, bufp);
exit(0);
}
/*
* Main event loop processing
*/
void
event_loop(
dm_sessid_t sid)
{
void *msgbuf;
size_t bufsize, rlen;
int error;
dm_eventmsg_t *msg;
/*
* We take a swag at a buffer size. If it's wrong, we can
* always resize it
*/
bufsize = sizeof(dm_eventmsg_t) + sizeof(dm_data_event_t) + HANDLE_LEN;
bufsize *= 16;
msgbuf = (void *)malloc(bufsize);
if (msgbuf == NULL) {
err_msg("Can't allocate memory for buffer");
goto out;
}
for (;;) {
error = dm_get_events(sid, ALL_AVAIL_MSGS, DM_EV_WAIT, bufsize,
msgbuf, &rlen);
if (error == -1) {
if (errno == E2BIG) {
free(msgbuf);
msgbuf = (void *)malloc(rlen);
if (msgbuf == NULL) {
err_msg("Can't resize msg buffer");
goto out;
}
continue;
}
errno_msg("Error getting events from DMAPI");
goto out;
}
/*
* Walk thru the message buffer, pull out each individual
* message, and dispatch the messages to child processes
* with the sid, token, and data. The children will
* respond to the events.
*/
msg = (dm_eventmsg_t *)msgbuf;
while (msg != NULL ) {
if (Verbose) {
fprintf(stderr, "Received %s, token %d\n",
(msg->ev_type == DM_EVENT_READ ? "read" :
(msg->ev_type == DM_EVENT_WRITE ? "write" : "trunc")), msg->ev_token);
}
switch (msg->ev_type) {
case DM_EVENT_READ:
spawn_kid(sid, msg->ev_token, RESTORE_FILE);
break;
case DM_EVENT_WRITE:
case DM_EVENT_TRUNCATE:
spawn_kid(sid, msg->ev_token, INVAL_FILE);
break;
default:
err_msg("Invalid msg type %d\n", msg->ev_type);
break;
}
msg = DM_STEP_TO_NEXT(msg, dm_eventmsg_t *);
}
}
out:
if (msgbuf != NULL)
free(msgbuf);
migin_exit(0);
}
// main event loop
void event_loop() {
void *msgbuf;
size_t bufsize, rlen;
int error;
dm_eventmsg_t *msg;
pid_t process_id;
void *hanp;
size_t hlen;
dm_data_event_t *msgev;
int first_time=1;
// define inizial message buffer size
bufsize = sizeof(dm_eventmsg_t) + sizeof(dm_data_event_t) + HANDLE_LEN;
bufsize *= 16;
msgbuf = (void *)malloc(bufsize);
if (msgbuf == NULL) {
fprintf(stderr,"Can't allocate memory for buffer\n");
goto out;
}
// start infinite loop
for (;;) {
// cleanup all finished children
while (child_proc_count) {
process_id = waitpid((pid_t) -1, NULL, WNOHANG);
if (process_id < 0) { // waitpid error
fprintf(stderr, "cannot waitpid\n");
exit(1);
} else if (process_id == 0) break; // no child to wait
else {
child_proc_count--; // cleaned up one child
if(Verbose) {
fprintf(stderr,"Cleanup child with pid %d\n",process_id);
}
}
}
// if initialization is not finished, try to finalize
if(global_state==1) finalize_init();
// check if filesystem is mounted, otherwise exit
if(global_state==2&&!filesystem_is_mounted()) exit_program(0);
// sleep for MAIN_LOOP_SLEEP_TIME mus
usleep(MAIN_LOOP_SLEEP_TIME);
// check if maximum number of children has been reached
if(child_proc_count>=MAXIMUM_ALLOWED_CHILDREN) {
if(first_time) printf("Maximum number of children reached %d/%d\n",child_proc_count,MAXIMUM_ALLOWED_CHILDREN);
first_time=0;
continue;
}
if(!first_time) {
printf("Number of children back to normality %d/%d\n",child_proc_count,MAXIMUM_ALLOWED_CHILDREN);
first_time=1;
}
// get MAXIMUM_MESSAGES available event messages with unblocking call
error = dm_get_events(sid, MAXIMUM_MESSAGES, 0, bufsize, msgbuf, &rlen);
if (error == -1) {
if (errno == E2BIG) {
// message buffer was too small, enlarge it
free(msgbuf);
msgbuf = (void *)malloc(rlen);
if (msgbuf == NULL) {
fprintf(stderr,"Can't resize msg buffer\n");
goto out;
}
continue;
}
// we got an error while getting events, or simply there were no events
// for the moment continue, but should improve error handling here
continue;
}
// examine each message and dispatch children to manage events and respond to client
msg = (dm_eventmsg_t *)msgbuf;
while (msg != NULL ) {
if (Verbose) {
fprintf(stderr, "Received %s, sid %llx token %llx %llx\n", (msg->ev_type == DM_EVENT_READ ? "READ" :
(msg->ev_type == DM_EVENT_WRITE ? "WRITE" : (msg->ev_type == DM_EVENT_TRUNCATE ? "TRUNCATE" : "MOUNT"))),
sid, msg->ev_token.high, msg->ev_token.low);
}
// get file handle
msgev = DM_GET_VALUE(msg, ev_data, dm_data_event_t *);
hanp = DM_GET_VALUE(msgev, de_handle, void *);
hlen = DM_GET_LEN(msgev, de_handle);
switch (msg->ev_type) {
case DM_EVENT_MOUNT:
spawn_child(msg->ev_token, hanp, hlen, "MOUNT");
break;
case DM_EVENT_READ:
spawn_child(msg->ev_token, hanp, hlen, "READ");
break;
case DM_EVENT_WRITE:
spawn_child(msg->ev_token, hanp, hlen, "WRITE");
break;
case DM_EVENT_TRUNCATE:
spawn_child(msg->ev_token, hanp, hlen, "TRUNC");
break;
default:
fprintf(stderr,"Invalid msg type %d\n", msg->ev_type);
break;
}
// go to next event
msg = DM_STEP_TO_NEXT(msg, dm_eventmsg_t *);
}
}
out:
if (msgbuf != NULL) free(msgbuf);
exit_program(0);
}
