void SigHandler (int sig)
{
int ThreadGroupId;
switch (sig)
{
case SIGTERM:
// tell the NLM its exiting, and save the console threadid, recovering the main threadid
NlmExiting = TRUE;
ThreadGroupId = SetThreadGroupID (MainThreadGroupId);
// if the NLM is waiting on the user, stuff an enter keypress into the keyboard buffer
if (AwaitingInput)
ungetch (KEY_ENTER);
// allow the NLM to finish cleanly
while (ThreadCount != 0)
ThreadSwitchWithDelay ();
// restore the console threadid
SetThreadGroupID (ThreadGroupId);
break;
}
return;
}
void NLM_SignalHandler(int sig)
#pragma on(unreferenced);
{
int handlerThreadGroupID;
switch(sig)
{
case SIGTERM:
NLM_exiting = TRUE;
handlerThreadGroupID = GetThreadGroupID();
SetThreadGroupID(NLM_mainThreadGroupID);
/* NLM SDK functions may be called here */
while (NLM_threadCnt != 0)
ThreadSwitchWithDelay();
SetThreadGroupID(handlerThreadGroupID);
break;
case SIGINT:
signal(SIGINT, NLM_SignalHandler);
break;
}
return;
}
/* -----------------------------------------------------------------------
* nmasldap_get_password()
* ==============================
*
* Description:
* This API attempts to get the universal password
*
* ------------------------------------------------------------------------ */
int nmasldap_get_password(
LDAP *ld,
char *objectDN,
size_t *pwdSize, // in bytes
char *pwd )
{
int err = 0;
struct berval *requestBV = NULL;
char *replyOID = NULL;
struct berval *replyBV = NULL;
int serverVersion;
char *pwdBuf;
size_t pwdBufLen, bufferLen;
#ifdef NOT_N_PLAT_NLM
int currentThreadGroupID;
#endif
/* Validate char parameters. */
if(objectDN == NULL || (strlen(objectDN) == 0) || pwdSize == NULL || ld == NULL)
{
return NMAS_E_INVALID_PARAMETER;
}
bufferLen = pwdBufLen = *pwdSize;
pwdBuf = (char *)malloc(pwdBufLen+2);
if(pwdBuf == NULL)
{
return NMAS_E_INSUFFICIENT_MEMORY;
}
#ifdef NOT_N_PLAT_NLM
currentThreadGroupID = SetThreadGroupID(nmasLDAPThreadGroupID);
#endif
err = berEncodePasswordData(&requestBV, objectDN, NULL, NULL);
if(err)
{
goto Cleanup;
}
/* Call the ldap_extended_operation (synchronously) */
if((err = ldap_extended_operation_s(ld, NMASLDAP_GET_PASSWORD_REQUEST, requestBV, NULL, NULL, &replyOID, &replyBV)))
{
goto Cleanup;
}
/* Make sure there is a return OID */
if(!replyOID)
{
err = NMAS_E_NOT_SUPPORTED;
goto Cleanup;
}
/* Is this what we were expecting to get back. */
if(strcmp(replyOID, NMASLDAP_GET_PASSWORD_RESPONSE))
{
err = NMAS_E_NOT_SUPPORTED;
goto Cleanup;
}
/* Do we have a good returned berval? */
if(!replyBV)
{
/*
* No; returned berval means we experienced a rather drastic error.
* Return operations error.
*/
err = NMAS_E_SYSTEM_RESOURCES;
goto Cleanup;
}
err = berDecodeLoginData(replyBV, &serverVersion, &pwdBufLen, pwdBuf);
if(serverVersion != NMAS_LDAP_EXT_VERSION)
{
err = NMAS_E_INVALID_VERSION;
goto Cleanup;
}
if (!err && pwdBufLen != 0)
{
if (*pwdSize >= pwdBufLen+1 && pwd != NULL)
{
memcpy(pwd, pwdBuf, pwdBufLen);
pwd[pwdBufLen] = 0; /* add null termination */
}
*pwdSize = pwdBufLen; /* does not include null termination */
}
Cleanup:
if(replyBV)
{
ber_bvfree(replyBV);
}
/* Free the return OID string if one was returned. */
if(replyOID)
{
ldap_memfree(replyOID);
}
/* Free memory allocated while building the request ber and berval. */
if(requestBV)
{
ber_bvfree(requestBV);
}
if (pwdBuf != NULL)
{
memset(pwdBuf, 0, bufferLen);
free(pwdBuf);
}
#ifdef NOT_N_PLAT_NLM
SetThreadGroupID(currentThreadGroupID);
#endif
/* Return the appropriate error/success code. */
return err;
} /* end of nmasldap_get_password */
