/* * Copyright (C) 1998 by Southwest Research Institute (SwRI) * * All rights reserved under U.S. Copyright Law and International Conventions. * * The development of this Software was supported by contracts NAG5-3148, * NAG5-6855, NAS8-36840, NAG5-2323, and NAG5-7043 issued on behalf of * the United States Government by its National Aeronautics and Space * Administration. Southwest Research Institute grants to the Government, * and others acting on its behalf, a paid-up nonexclusive, irrevocable, * worldwide license to reproduce, prepare derivative works, and perform * publicly and display publicly, by or on behalf of the Government. * Other than those rights granted to the United States Government, no part * of this Software may be reproduced in any form or by any means, electronic * or mechanical, including photocopying, without permission in writing from * Southwest Research Institute. All inquiries should be addressed to: * * Director of Contracts * Southwest Research Institute * P. O. Drawer 28510 * San Antonio, Texas 78228-0510 * * * Use of this Software is governed by the terms of the end user license * agreement, if any, which accompanies or is included with the Software * (the "License Agreement"). An end user will be unable to install any * Software that is accompanied by or includes a License Agreement, unless * the end user first agrees to the terms of the License Agreement. Except * as set forth in the applicable License Agreement, any further copying, * reproduction or distribution of this Software is expressly prohibited. * Installation assistance, product support and maintenance, if any, of the * Software is available from SwRI and/or the Third Party Providers, as the * case may be. * * Disclaimer of Warranty * * SOFTWARE IS WARRANTED, IF AT ALL, IN ACCORDANCE WITH THESE TERMS OF THE * LICENSE AGREEMENT. UNLESS OTHERWISE EXPLICITLY STATED, THIS SOFTWARE IS * PROVIDED "AS IS", IS EXPERIMENTAL, AND IS FOR NON-COMMERCIAL USE ONLY, * AND ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR * PURPOSE, OR NON-INFRINGEMENT, ARE DISCLAIMED, EXCEPT TO THE EXTENT THAT * SUCH DISCLAIMERS ARE HELD TO BE LEGALLY INVALID. * * Limitation of Liability * * SwRI SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED AS A RESULT OF USING, * MODIFYING, CONTRIBUTING, COPYING, DISTRIBUTING, OR DOWNLOADING THIS * SOFTWARE. IN NO EVENT SHALL SwRI BE LIABLE FOR ANY INDIRECT, PUNITIVE, * SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGE (INCLUDING LOSS OF BUSINESS, * REVENUE, PROFITS, USE, DATA OR OTHER ECONOMIC ADVANTAGE) HOWEVER IT ARISES, * WHETHER FOR BREACH OF IN TORT, EVEN IF SwRI HAS BEEN PREVIOUSLY ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. YOU HAVE SOLE RESPONSIBILITY FOR ADEQUATE * PROTECTION AND BACKUP OF DATA AND/OR EQUIPMENT USED IN CONNECTION WITH THE * SOFTWARE AND WILL NOT MAKE A CLAIM AGAINST SwRI FOR LOST DATA, RE-RUN TIME, * INACCURATE OUTPUT, WORK DELAYS OR LOST PROFITS RESULTING FROM THE USE OF * THIS SOFTWARE. YOU AGREE TO HOLD SwRI HARMLESS FROM, AND YOU COVENANT NOT * TO SUE SwRI FOR, ANY CLAIMS BASED ON USING THE SOFTWARE. * * Local Laws: Export Control * * You acknowledge and agree this Software is subject to the U.S. Export * Administration Laws and Regulations. Diversion of such Software contrary * to U.S. law is prohibited. You agree that none of the Software, nor any * direct product therefrom, is being or will be acquired for, shipped, * transferred, or reexported, directly or indirectly, to proscribed or * embargoed countries or their nationals, nor be used for nuclear activities, * chemical biological weapons, or missile projects unless authorized by U.S. * Government. Proscribed countries are set forth in the U.S. Export * Administration Regulations. Countries subject to U.S embargo are: Cuba, * Iran, Iraq, Libya, North Korea, Syria, and the Sudan. This list is subject * to change without further notice from SwRI, and you must comply with the * list as it exists in fact. You certify that you are not on the U.S. * Department of Commerce's Denied Persons List or affiliated lists or on the * U.S. Department of Treasury's Specially Designated Nationals List. You agree * to comply strictly with all U.S. export laws and assume sole responsibilities * for obtaining licenses to export or reexport as may be required. * * General * * These Terms represent the entire understanding relating to the use of the * Software and prevail over any prior or contemporaneous, conflicting or * additional, communications. SwRI can revise these Terms at any time * without notice by updating this posting. * * Trademarks * * The SwRI logo is a trademark of SwRI in the United States and other countries. * */ #ident "@(#) alloc_ddata.c 1.13 05/08/19 SwRI" #include #include "ret_codes.h" #include "gen_defs.h" #include "libtrec_idfs.h" /******************************************************************************* * * * IR_ALLOC_DISCONTINUOUS_DATA SUBROUTINE * * * * DESCRIPTION * * This routine is called in order to allocate the space that is needed to * * hold the data, normalization factors, bin status values, last data values * * boundary crossing flags, center sweep and band width values for * * discontinuous data. These arrays are needed in addition to the normal * * FILL_DATA data arrays and the binning center/band values. The compression * * of data from SWP_LEN to num_bins is done AFTER all sweep(s) have been * * processed (time average first). Since the data is copied into the buffers * * before being returned, only one "buffer" for each type of unit being * * returned is needed. The size of the buffer is set at swp_len for no * * compression until the time average has been complete. * * * * INPUT VARIABLES * * None * * * * USAGE * * x = ir_alloc_discontinuous_data () * * * * NECESSARY SUBPROGRAMS * * sizeof () the size of the specified object in bytes * * malloc() allocates memory * * ir_reset_discontinuous_data() resets (reinitializes) all information * * pertinent to discontinuous data retrieval * * for all units/all sensors * * * * EXTERNAL VARIABLES * * struct general_info ginfo structure that holds information concern- * * ing the experiment that is being processed * * * * INTERNAL VARIABLES * * struct experiment_info *ex a pointer to the structure that holds * * specific experiment information * * struct fill_data *fptr pointer to the fill_data structure being * * processed * * struct fill_sensor *sptr pointer to the fill_sensor structure being * * processed * * struct fill_discontinuous pointer to the fill_discontinuous structure * * *disc_ptr being processed * * size_t bytes the number of bytes to allocate * * size_t num_bytes_sfloat the number of bytes needed for a SDDAS_FLOAT* * size_t num_bytes_schar number of bytes needed for a SDDAS_CHAR * * SDDAS_LONG offset offset index value * * SDDAS_LONG num_bytes variable used to hold common calculation * * for byte size determination * * SDDAS_SHORT i looping variable * * SDDAS_SHORT num_units the total number of units or data levels to * * be returned for all sensors * * SDDAS_SHORT num_sample the number of elements per data buffer * * void *tmp_ptr pointer which holds address passed back by * * the call to the MALLOC routine * * * * SUBSYSTEM * * Display Level * * * ******************************************************************************/ SDDAS_SHORT ir_alloc_discontinuous_data (void) { extern struct general_info ginfo; struct experiment_info *ex; struct fill_data *fptr; struct fill_sensor *sptr; struct fill_discontinuous *disc_ptr; size_t bytes, num_bytes_sfloat, num_bytes_schar; SDDAS_LONG offset, num_bytes; SDDAS_SHORT i, num_units, num_sample; void *tmp_ptr; /**************************************************************************/ /* Determine how many different types of units are being returned for */ /* each sensor and sum up for all sensors being processed. */ /**************************************************************************/ ex = ginfo.expt; num_units = 0; for (i = 0; i < ex->num_fill_sensor; ++i) { sptr = ex->fill_sen_ptr + i; num_units += sptr->num_units; } fptr = ex->fill_arrays; disc_ptr = fptr->fill_disc; disc_ptr->tot_units = num_units; /**************************************************************************/ /* Count the space for data, normalization, bin status values, last data */ /* values and the boundary crossing flags. */ /**************************************************************************/ num_bytes_sfloat = sizeof (SDDAS_FLOAT); num_bytes_schar = sizeof (SDDAS_CHAR); num_sample = ex->swp_len; num_bytes = num_units * num_sample; bytes = (num_bytes_sfloat + num_bytes_sfloat + num_bytes_schar + num_bytes_sfloat + num_bytes_schar) * num_bytes; /**************************************************************************/ /* Add the space needed for the center and band width values. Only one */ /* set of contiguous band values are going to be returned. */ /**************************************************************************/ bytes += (num_sample * num_bytes_sfloat) + ((num_sample + 1) * num_bytes_sfloat); /**************************************************************************/ /* Allocate the space needed. Put all float ptrs BEFORE character ptrs. */ /* Cast base_data to char * since void * and offset is in bytes. */ /**************************************************************************/ if ((tmp_ptr = malloc (bytes)) == NO_MEMORY) return (DISC_DATA_MALLOC); disc_ptr->base_data = tmp_ptr; disc_ptr->tot_data = (SDDAS_FLOAT *) (disc_ptr->base_data); offset = num_bytes * num_bytes_sfloat; disc_ptr->tot_frac = (SDDAS_FLOAT *) ((SDDAS_CHAR *) disc_ptr->base_data + offset); offset += num_bytes * num_bytes_sfloat; disc_ptr->last_data = (SDDAS_FLOAT *)((SDDAS_CHAR *) disc_ptr->base_data + offset); offset += num_bytes * num_bytes_sfloat; disc_ptr->center_val = (SDDAS_FLOAT *)((SDDAS_CHAR *) disc_ptr->base_data + offset); offset += num_sample * num_bytes_sfloat; disc_ptr->band_low = (SDDAS_FLOAT *) ((SDDAS_CHAR *) disc_ptr->base_data + offset); offset += (num_sample + 1) * num_bytes_sfloat; disc_ptr->bin_stat = (SDDAS_CHAR *) ((SDDAS_CHAR *) disc_ptr->base_data + offset); offset += num_bytes * num_bytes_schar; disc_ptr->cross_boundary = (SDDAS_CHAR *) ((SDDAS_CHAR *) disc_ptr->base_data + offset); /***********************************************************************/ /* Initialize the buffer for each DATA LEVEL (units) for each sensor */ /* being processed. */ /***********************************************************************/ ir_reset_discontinuous_data (); return (ALL_OKAY); }