/* * COPYRIGHT (c) 1989-1999. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.OARcorp.com/rtems/license.html. * * $Id$ */ #define CONFIGURE_INIT #include "system.h" #include #include #include #include char Queue_Name[PATH_MAX + 2]; char *Get_Queue_Name( int i ) { sprintf(Queue_Name,"mq%d",i+1); return Queue_Name; } char *Get_Too_Long_Name() { int i; for ( i=0; i< PATH_MAX+1; i++ ) Queue_Name[i] = 'N'; Queue_Name[i] = '\0'; return Queue_Name; } /* * Opens CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUES then leaves size queues * opened but closes the rest. */ void validate_mq_open_error_codes( mqd_t *mqs, /* Must be large enough for Maximum to be opened. */ int size ) { int i; mqd_t n_mq2; struct mq_attr attr; int status; assert( size < (CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUES-1) ); /* * Validate mq_open errors that can occur when no queues are open. * EINVAL * ENOENT * EINTR */ /* * XXX EINVAL - inappropriate name was given for the message queue */ attr.mq_maxmsg = -1; puts( "mq_open - Create with maxmsg (-1) (EINVAL)" ); n_mq2 = mq_open("mq2", O_CREAT, O_RDONLY, &attr); fatal_directive_status( (int) n_mq2, (int ) (-1), "mq_open error return status" ); fatal_directive_status( errno, EINVAL, "mq_open errno EINVAL"); attr.mq_msgsize = -1; puts( "mq_open - Create with msgsize (-1) (EINVAL)" ); n_mq2 = mq_open("mq2", O_CREAT, O_RDONLY, &attr); fatal_directive_status( (int) n_mq2, (int ) (-1), "mq_open error return status" ); fatal_directive_status( errno, EINVAL, "mq_open errno EINVAL"); puts( "mq_open - Open new mq without create flag (ENOENT)" ); n_mq2 = mq_open("mq3", O_EXCL, O_RDONLY, NULL); fatal_directive_status( (int) n_mq2, (int ) (-1), "mq_open error return status" ); fatal_directive_status( errno, ENOENT, "mq_open errno ENOENT"); /* * XXX EINTR - call was interrupted by a signal */ /* * XXX ENAMETOOLONG - Not checked in either sem_open or mq_open is * this an error? */ puts( "mq_open - Open with too long of a name (ENAMETOOLONG)" ); n_mq2 = mq_open( Get_Too_Long_Name(), O_CREAT, O_RDONLY, NULL ); fatal_directive_status( (int) n_mq2, (int ) (-1), "mq_open error return status" ); fatal_directive_status( errno, ENAMETOOLONG, "mq_open errno ENAMETOOLONG"); /* * Open maximum number of message queues */ puts( "mq_open - SUCCESSFUL" ); for (i = 0; i < CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUES; i++) { mqs[i] = mq_open( Get_Queue_Name(i), O_CREAT, O_RDONLY, NULL ); assert( mqs[i] != (-1) ); /*XXX - Isn't there a more general check */ } /* * Validate open errors that must occur after message queues are open. * EACCES * EEXIST * EMFILE * ENFILE */ /* * XXX EACCES - permission to create is denied. */ /* * XXX EACCES - queue exists permissions specified by o_flag are denied. puts( "mq_open - open mq as write (EACCES)" ); n_mq2 = mq_open("mq1", O_CREAT, O_WRONLY, NULL); fatal_directive_status( (int) n_mq2, (int ) (-1), "mq_open error return status" ); fatal_directive_status( errno, EACCES, "mq_open errno EACCES"); */ puts( "mq_open - Create an Existing mq (EEXIST)" ); n_mq2 = mq_open("mq1", O_CREAT | O_EXCL, O_RDONLY, NULL); fatal_directive_status( (int) n_mq2, (int ) (-1), "mq_open error return status" ); fatal_directive_status( errno, EEXIST, "mq_open errno EEXIST"); /* * XXX EMFILE - Too many message queues open */ puts( "mq_open - system is out of resources (ENFILE)" ); n_mq2 = mq_open( Get_Queue_Name(i), O_CREAT, O_RDONLY, NULL ); fatal_directive_status( (int) n_mq2, (int ) (-1), "mq_open error return status" ); fatal_directive_status( errno, ENFILE, "mq_open errno ENFILE"); /* * Unlink and Close . */ puts( "mq_close and mq_unlink (mq3...mqn) - SUCCESSFUL" ); for (i = size; i < CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUES; i++) { status = mq_close( mqs[i] ); fatal_directive_status( status, 0, "mq_close message queue"); status = mq_unlink( Get_Queue_Name(i) ); fatal_directive_status( status, 0, "mq_unlink message queue"); } } void validate_mq_unlink_error_codes( mqd_t *mqs, /* Must be large enough for Maximum to be opened. */ int size /* Number still open */ ) { int status; /* * XXX - EACCES Permission Denied */ /* * XXX ENAMETOOLONG - Not checked in either sem_unlink or mq_unlink is * this an error? for ( i=0; i< PATH_MAX+1; i++ ) name[i] = 'N'; puts( "mq_open - Open with too long of a name (ENAMETOOLONG)" ); n_mq2 = mq_open( Get_Too_Long_Name(), O_CREAT, O_RDONLY, NULL ); fatal_directive_status( (int) n_mq2, (int ) (-1), "mq_open error return status" ); fatal_directive_status( errno, ENAMETOOLONG, "mq_open errno ENAMETOOLONG"); */ puts( "mq_unlink - UNSUCCESSFUL (ENOENT)" ); status = mq_unlink(Get_Queue_Name(size)); fatal_directive_status( status, -1, "mq_unlink error return status"); fatal_directive_status( errno, ENOENT, "mq_unlink errno ENOENT"); } void validate_mq_close_error_codes( mqd_t *mqs, /* Must be large enough for Maximum to be opened. */ int size /* Number still open */ ) { int status; puts( "mq_close - UNSUCCESSFUL (EBADF)" ); status = mq_close(mqs[size]); fatal_directive_status( status, -1, "mq_close error return status"); fatal_directive_status( errno, EBADF, "mq_close errno EBADF"); } void *POSIX_Init( void *argument ) { int status; int value; int i; mqd_t mqs[CONFIGURE_MAXIMUM_POSIX_MESSAGE_QUEUES]; mqd_t mq2; mqd_t n_mq1; mqd_t n_mq2; struct timespec waittime; char failure_msg[80]; struct mq_attr attr; puts( "\n\n*** POSIX MESSAGE QUEUE TEST ***" ); validate_mq_open_error_codes( mqs, 2 ); validate_mq_unlink_error_codes( mqs, 2 ); validate_mq_close_error_codes( mqs, 2 ); /* * Validate a second open returns the same message queue. */ puts( "mq_open - Open an existing mq ( same id )" ); n_mq2 = mq_open("mq1", 0 ); fatal_directive_status( (int) n_mq2, (int ) mqs[0], "mq_open error return status" ); /* * Unlink the message queue, then verify an open of the same name produces a * different message queue. */ puts( "mq_unlink - mq1 SUCCESSFUL" ); status = mq_unlink( "mq1" ); fatal_directive_status( status, 0, "mq_unlink locked message queue"); puts( "mq_open - Reopen mq1 SUCCESSFUL with a different id" ); n_mq2 = mq_open( "mq1", O_CREAT | O_EXCL, 00777, NULL); assert( n_mq2 != (-1) ); assert( n_mq2 != n_mq1 ); /* * Validate it n_mq2 (the last open for mq1 name can be * correctly closed and unlinked. */ puts( "Init: mq_unlink - mq1 (2) SUCCESSFUL" ); status = mq_unlink( "mq1" ); fatal_directive_status( status, 0, "mq_unlink locked message queue"); puts( "Init: mq_close (2) - SUCCESSFUL" ); status = mq_close( n_mq2 ); fatal_directive_status( status, 0, "mq_close message queue"); puts( "Init: mq_unlink - UNSUCCESSFUL (ENOENT)" ); status = mq_unlink("mq1"); fatal_directive_status( status, -1, "mq_unlink error return status"); fatal_directive_status( errno, ENOENT, "mq_close errno EINVAL"); /* * Validate we can unlink (2) */ puts( "Init: mq_unlink (NULL) - EINVAL" ); status = mq_unlink( NULL ); fatal_directive_status( status, -1, "mq_unlink error return status"); fatal_directive_status( errno, EINVAL, "mq_unlink errno value"); puts( "Init: mq_unlink (\"\") - EINVAL" ); status = mq_unlink( "" ); fatal_directive_status( status, -1, "mq_unlink error return status"); fatal_directive_status( errno, EINVAL, "mq_unlink errno value"); /* * XXX - Cant' create location OBJECTS_ERROR or OBJECTS_REMOTE. * mq_close and mq_unlink. */ puts( "Init: mq_unlink - UNSUCCESSFUL (ENOENT)" ); status = mq_unlink("mq3"); fatal_directive_status( status, -1, "mq_unlink error return status"); fatal_directive_status( errno, ENOENT, "mq_unlink errno ENOENT"); assert( (status == -1) && (errno == ENOENT) ); /* * Validate we can wait on a message queue opened with mq_open. */ #if (0) /* XXX FIX ME */ puts( "Init: mq_wait on mq1" ); status = mq_receive(n_mq1); fatal_directive_status( status, 0, "mq_wait opened message queue"); #endif puts( "*** END OF POSIX MESSAGE QUEUE TEST ***" ); exit( 0 ); return NULL; /* just so the compiler thinks we returned something */ }