/* FILENAME: init_dec_struct.c DATE: 05 FEB 1996 PROGRAMMER: STEVE LOWE, SAIC Revisions: 17apr96 Alice Nakajima, SAIC: added BMS initialization 11jun96 Nakajima: replaced with Memset 10oct96 Nakajima: renamed from init_struct() to init_dec_struct() */ #include #include #include #include "dprints.h" /* for dprints */ #include "gribfuncs.h" /* prototypes */ /* * * ************************************************************************* * A. FUNCTION: init_dec_struct * initializes the four internal Decoder structures * * INTERFACE: * void init_dec_struct ( pds, gds, bms, bds_head) * * ARGUMENTS (I=input, O=output, I&O=input and output): * (O) PDS_INPUT *pds; internal PDS struct to be initialized * (O) grid_desc_sec *gds; internal GDS struct to be initialized * (O) BMS_INPUT *bms; internal BMS struct to be initialized * (O) BDS_HEAD_INPUT *bds_head; internal BDS struct to be initialized * * RETURN CODE: none ************************************************************************* */ #if PROTOTYPE_NEEDED void init_dec_struct ( PDS_INPUT *pds, grid_desc_sec *gds, BMS_INPUT *bms, BDS_HEAD_INPUT *bds_head) #else void init_dec_struct (pds,gds,bms,bds_head) PDS_INPUT *pds; grid_desc_sec *gds; BMS_INPUT *bms; BDS_HEAD_INPUT *bds_head; #endif { /* * * A.0 DEBUG printing */ DPRINT0 ("Inside init_dec_struct()\n"); /* * * A.1 INITIALIZE Product Description Section struct elements */ memset ((void *)pds, '\0', sizeof(PDS_INPUT)); /* * * A.2 INITIALIZE Grid Description Section struct elements * * A.3 INITIALIZE Bitmap Map Section header struct elements to zero * * A.4 INITIALIZE Binary Data Section Header Struct elements to zero */ memset ((void *)gds, '\0', sizeof(grid_desc_sec)); gds->head.usData_type = 255; memset ((void *)bms, '\0', sizeof(BMS_INPUT)); memset ((void *)bds_head, '\0', sizeof(BDS_HEAD_INPUT)); /* * * A.5 DEBUG printing */ DPRINT0("Leaving init_dec_struct(), no return code\n"); /* * END OF FUNCTION */ }