FreeCalypso > hg > freecalypso-sw
diff gsm-fw/ccd/asn1_bitstr.c @ 648:970d6199f2c5
gsm-fw/ccd/*.[ch]: initial import from the LoCosto source
author | Michael Spacefalcon <msokolov@ivan.Harhan.ORG> |
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date | Thu, 04 Sep 2014 05:48:57 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gsm-fw/ccd/asn1_bitstr.c Thu Sep 04 05:48:57 2014 +0000 @@ -0,0 +1,170 @@ +/* ++----------------------------------------------------------------------------- +| Project : +| Modul : asn1_bitstr.c ++----------------------------------------------------------------------------- +| Copyright 2002 Texas Instruments Berlin, AG +| All rights reserved. +| +| This file is confidential and a trade secret of Texas +| Instruments Berlin, AG +| The receipt of or possession of this file does not convey +| any rights to reproduce or disclose its contents or to +| manufacture, use, or sell anything it may describe, in +| whole, or in part, without the specific written consent of +| Texas Instruments Berlin, AG. ++----------------------------------------------------------------------------- +| Purpose : Definition of encoding and decoding functions for ASN1_BITSTRING +| elements ++----------------------------------------------------------------------------- +*/ + +/* + * Standard definitions like UCHAR, ERROR etc. + */ +#include "typedefs.h" +#include "header.h" + +/* + * Prototypes of ccd (USE_DRIVER EQ undef) for prototypes only + * look at ccdapi.h + */ +#undef USE_DRIVER +#include "ccdapi.h" + +/* + * Types and functions for bit access and manipulation + */ +#include "ccd_globs.h" +#include "bitfun.h" + +/* + * Prototypes of ccd internal functions + */ +#include "ccd.h" + +/* + * Declaration of coder/decoder tables + */ +#include "ccdtable.h" +#include "ccddata.h" + +#ifndef RUN_INT_RAM +/* ++--------------------------------------------------------------------+ +| PROJECT : CCD (6144) MODULE : CDC_GSM | +| STATE : code ROUTINE : cdc_bitstring_decode | ++--------------------------------------------------------------------+ + + PURPOSE : UNALIGNED PER decoding of the bit string type (UMTS) + The coded bits are preceded by a length indicator, if + they are not of fixed length. The length indicator is + decoded as an ASN1_INTEGER type. +*/ + +SHORT cdc_bitstring_decode (const ULONG c_ref, const ULONG e_ref, T_CCD_Globs *globs) +{ + ULONG repeat; + U8 *old_pstruct = NULL; + +#ifdef DEBUG_CCD + #ifndef CCD_SYMBOLS + TRACE_CCD (globs, "cdc_asn1_bitstring_decode()"); + #else + TRACE_CCD (globs, "cdc_asn1_bitstring_decode() '%s'", ccddata_get_alias((USHORT) e_ref, 1)); + #endif +#endif + + /* + * Set pstrcutOffs and maxRep. + * Check the valid flag in case of optional elements. + */ + if (PER_CommonBegin (e_ref, &repeat, globs) NEQ ccdOK) + return 1; + +#ifdef DYNAMIC_ARRAYS + /* + * Check for pointer types, and allocate memory if necessary. + * May overwrite globs->pstruct (and initialize globs->pstructOffs to 0). + */ + if ( is_pointer_type(e_ref) ) { + old_pstruct = globs->pstruct; + if ( PER_allocmem_and_update(e_ref, (USHORT) ((repeat >> 3) +1), globs) NEQ ccdOK) + /* No memory - Return. Error already set in function call above. */ + return 1; + } +#endif + + bf_readBitStr_PER ((USHORT) repeat, globs); + +#ifdef DYNAMIC_ARRAYS + if (old_pstruct NEQ NULL) + globs->pstruct = old_pstruct; +#endif + + return 1; +} + +#endif /* !RUN_INT_RAM */ +#ifndef RUN_INT_RAM + +/* ++--------------------------------------------------------------------+ +| PROJECT : CCD (6144) MODULE : CDC_GSM | +| STATE : code ROUTINE : cdc_bitstring_encode | ++--------------------------------------------------------------------+ + + PURPOSE : UNALIGNED PER encoding of the bit string type (UMTS) + The coded bits are preceded by a length indicator, if + they are not of fixed length. The length indicator is + decoded as an ASN1_INTEGER type. +*/ + +SHORT cdc_bitstring_encode (const ULONG c_ref, const ULONG e_ref, T_CCD_Globs *globs) +{ + ULONG repeat; + U8 *old_pstruct = NULL; + +#ifdef DEBUG_CCD + #ifndef CCD_SYMBOLS + TRACE_CCD (globs, "cdc_asn1_bitstring_encode()"); + #else + TRACE_CCD (globs, "cdc_asn1_bitstring_encode() '%s'", ccddata_get_alias((USHORT) e_ref, 1)); + #endif +#endif + + /* + * Set pstructOffs and maxRep. + * Check the valid flag in case of optional elements. + */ + if (PER_CommonBegin (e_ref, &repeat, globs) NEQ ccdOK) + return 1; + +#ifdef DYNAMIC_ARRAYS + if ( is_pointer_type(e_ref) ) { + old_pstruct = globs->pstruct; + globs->pstruct = *(U8 **)(globs->pstruct + globs->pstructOffs); + + if (ccd_check_pointer(globs->pstruct) == ccdOK) + { + globs->pstructOffs = 0; + } + else + { + ccd_recordFault (globs, ERR_INVALID_PTR, BREAK, (USHORT) e_ref, + &globs->pstruct[globs->pstructOffs]); + return 1; + } + } +#endif + + bf_writeBitStr_PER ((USHORT) repeat, globs); + +#ifdef DYNAMIC_ARRAYS + if ( old_pstruct NEQ NULL ) + globs->pstruct = old_pstruct; +#endif + + return 1; +} +#endif /* !RUN_INT_RAM */