diff options
Diffstat (limited to 'addons/ooh323c/src/decode.c')
| -rw-r--r-- | addons/ooh323c/src/decode.c | 118 |
1 files changed, 59 insertions, 59 deletions
diff --git a/addons/ooh323c/src/decode.c b/addons/ooh323c/src/decode.c index 3d7fc04c8..3ce74bfb8 100644 --- a/addons/ooh323c/src/decode.c +++ b/addons/ooh323c/src/decode.c @@ -1,15 +1,15 @@ /* * Copyright (C) 1997-2005 by Objective Systems, Inc. * - * This software is furnished under an open source license and may be - * used and copied only in accordance with the terms of this license. - * The text of the license may generally be found in the root - * directory of this installation in the COPYING file. It + * This software is furnished under an open source license and may be + * used and copied only in accordance with the terms of this license. + * The text of the license may generally be found in the root + * directory of this installation in the COPYING file. It * can also be viewed online at the following URL: * * http://www.obj-sys.com/open/license.html * - * Any redistributions of this file including modified versions must + * Any redistributions of this file including modified versions must * maintain this copyright notice. * *****************************************************************************/ @@ -19,16 +19,16 @@ #include "ooasn1.h" -static int decode16BitConstrainedString +static int decode16BitConstrainedString (OOCTXT* pctxt, Asn116BitCharString* pString, Asn116BitCharSet* pCharSet); -static int decodeOctets +static int decodeOctets (OOCTXT* pctxt, ASN1OCTET* pbuffer, ASN1UINT bufsiz, ASN1UINT nbits); static int getComponentLength (OOCTXT* pctxt, ASN1UINT itemBits); int decodeBits (OOCTXT* pctxt, ASN1UINT* pvalue, ASN1UINT nbits) -{ +{ unsigned char mask; if (nbits == 0) { @@ -47,7 +47,7 @@ int decodeBits (OOCTXT* pctxt, ASN1UINT* pvalue, ASN1UINT nbits) pctxt->buffer.bitOffset -= nbits; - *pvalue = ((pctxt->buffer.data[pctxt->buffer.byteIndex]) >> + *pvalue = ((pctxt->buffer.data[pctxt->buffer.byteIndex]) >> pctxt->buffer.bitOffset) & ((1 << nbits) - 1); return ASN_OK; @@ -62,7 +62,7 @@ int decodeBits (OOCTXT* pctxt, ASN1UINT* pvalue, ASN1UINT nbits) /* Check if buffer contains number of bits requested */ int nbytes = (((nbits - pctxt->buffer.bitOffset) + 7) / 8); - + if ((pctxt->buffer.byteIndex + nbytes) >= pctxt->buffer.size) { return LOG_ASN1ERR (pctxt, ASN_E_ENDOFBUF); } @@ -78,7 +78,7 @@ int decodeBits (OOCTXT* pctxt, ASN1UINT* pvalue, ASN1UINT nbits) /* second read bytes from next byteIndex */ while (nbits >= 8) { - *pvalue = (*pvalue << 8) | + *pvalue = (*pvalue << 8) | (pctxt->buffer.data[pctxt->buffer.byteIndex]); pctxt->buffer.byteIndex++; nbits -= 8; @@ -87,8 +87,8 @@ int decodeBits (OOCTXT* pctxt, ASN1UINT* pvalue, ASN1UINT nbits) /* third read bits & set bitoffset of the byteIndex */ if (nbits > 0) { pctxt->buffer.bitOffset = 8 - nbits; - *pvalue = (*pvalue << nbits) | - ((pctxt->buffer.data[pctxt->buffer.byteIndex]) >> + *pvalue = (*pvalue << nbits) | + ((pctxt->buffer.data[pctxt->buffer.byteIndex]) >> pctxt->buffer.bitOffset); } @@ -96,7 +96,7 @@ int decodeBits (OOCTXT* pctxt, ASN1UINT* pvalue, ASN1UINT nbits) } } -int decodeBitString +int decodeBitString (OOCTXT* pctxt, ASN1UINT* numbits_p, ASN1OCTET* buffer, ASN1UINT bufsiz) { ASN1UINT bitcnt; @@ -111,7 +111,7 @@ int decodeBitString if (bitcnt > 0) { *numbits_p += bitcnt; - stat = bitAndOctetStringAlignmentTest + stat = bitAndOctetStringAlignmentTest (pSizeList, bitcnt, TRUE, &doAlign); if (stat != ASN_OK) return LOG_ASN1ERR (pctxt, stat); @@ -133,7 +133,7 @@ int decodeBitString return ASN_OK; } -int decodeBMPString +int decodeBMPString (OOCTXT* pctxt, ASN1BMPString* pvalue, Asn116BitCharSet* permCharSet) { Asn116BitCharSet charSet; @@ -164,7 +164,7 @@ int decodeByteAlign (OOCTXT* pctxt) return ASN_OK; } -int decodeConstrainedStringEx +int decodeConstrainedStringEx (OOCTXT* pctxt, const char** string, const char* charSet, ASN1UINT abits, ASN1UINT ubits, ASN1UINT canSetBits) { @@ -227,9 +227,9 @@ int decodeConstrainedStringEx return ASN_OK; } -int decodeConsInteger +int decodeConsInteger (OOCTXT* pctxt, ASN1INT* pvalue, ASN1INT lower, ASN1INT upper) -{ +{ ASN1UINT range_value = upper - lower; ASN1UINT adjusted_value; int stat = ASN_OK; @@ -254,9 +254,9 @@ int decodeConsInteger return stat; } -int decodeConsUInt8 +int decodeConsUInt8 (OOCTXT* pctxt, ASN1UINT8* pvalue, ASN1UINT lower, ASN1UINT upper) -{ +{ ASN1UINT range_value, value; ASN1UINT adjusted_value; int stat = ASN_OK; @@ -299,9 +299,9 @@ int decodeConsUInt8 return stat; } -int decodeConsUInt16 +int decodeConsUInt16 (OOCTXT* pctxt, ASN1USINT* pvalue, ASN1UINT lower, ASN1UINT upper) -{ +{ ASN1UINT range_value, value; ASN1UINT adjusted_value; int stat = ASN_OK; @@ -328,9 +328,9 @@ int decodeConsUInt16 return stat; } -int decodeConsUnsigned +int decodeConsUnsigned (OOCTXT* pctxt, ASN1UINT* pvalue, ASN1UINT lower, ASN1UINT upper) -{ +{ ASN1UINT range_value; ASN1UINT adjusted_value; int stat = ASN_OK; @@ -354,9 +354,9 @@ int decodeConsUnsigned return stat; } -int decodeConsWholeNumber +int decodeConsWholeNumber (OOCTXT* pctxt, ASN1UINT* padjusted_value, ASN1UINT range_value) -{ +{ ASN1UINT nocts, range_bitcnt; int stat; @@ -419,9 +419,9 @@ int decodeDynBitString (OOCTXT* pctxt, ASN1DynBitStr* pBitStr) /* If "fast copy" option is not set (ASN1FATSCOPY) or if constructed, * copy the bit string value into a dynamic memory buffer; - * otherwise, store the pointer to the value in the decode + * otherwise, store the pointer to the value in the decode * buffer in the data pointer argument. */ - + if (pctxt->flags & ASN1FASTCOPY) { /* check is it possible to do optimized decoding */ @@ -433,7 +433,7 @@ int decodeDynBitString (OOCTXT* pctxt, ASN1DynBitStr* pBitStr) if (stat != ASN_OK) return LOG_ASN1ERR (pctxt, stat); stat = DECODEBIT (pctxt, &bit); /* read first bit of length determinant */ - if (bit == 1 && stat == ASN_OK) + if (bit == 1 && stat == ASN_OK) stat = DECODEBIT (pctxt, &bit); /* read second bit */ pctxt->buffer.byteIndex = byteIndex; /* restore byte index */ @@ -441,9 +441,9 @@ int decodeDynBitString (OOCTXT* pctxt, ASN1DynBitStr* pBitStr) /* if either first or second bit != 0 - not fragmented */ - if (bit == 0 && stat == ASN_OK) { + if (bit == 0 && stat == ASN_OK) { ASN1UINT bitcnt; - + stat = decodeLength (pctxt, &bitcnt); if (stat != 0) return LOG_ASN1ERR (pctxt, stat); @@ -454,9 +454,9 @@ int decodeDynBitString (OOCTXT* pctxt, ASN1DynBitStr* pBitStr) stat = moveBitCursor (pctxt, bitcnt); if (stat != ASN_OK) return LOG_ASN1ERR (pctxt, stat); } - else + else pBitStr->data = 0; - + return stat; } } @@ -470,13 +470,13 @@ int decodeDynBitString (OOCTXT* pctxt, ASN1DynBitStr* pBitStr) } nocts = (nbits + 7) / 8; - + /* Allocate memory for the target string */ if (nocts > 0) { ptmp = (ASN1OCTET*) ASN1MALLOC (pctxt, nocts); if (0 == ptmp) return LOG_ASN1ERR (pctxt, ASN_E_NOMEM); - + /* Call static bit string decode function */ stat = decodeBitString (pctxt, &pBitStr->numbits, ptmp, nocts); @@ -493,7 +493,7 @@ int decodeDynOctetString (OOCTXT* pctxt, ASN1DynOctStr* pOctStr) /* If "fast copy" option is not set (ASN1FASTCOPY) or if constructed, * copy the octet string value into a dynamic memory buffer; - * otherwise, store the pointer to the value in the decode + * otherwise, store the pointer to the value in the decode * buffer in the data pointer argument. */ if (pctxt->flags & ASN1FASTCOPY) { @@ -507,7 +507,7 @@ int decodeDynOctetString (OOCTXT* pctxt, ASN1DynOctStr* pOctStr) if (stat != ASN_OK) return LOG_ASN1ERR (pctxt, stat); stat = DECODEBIT (pctxt, &bit); /* read first bit of length determinant */ - if (bit == 1 && stat == ASN_OK) + if (bit == 1 && stat == ASN_OK) stat = DECODEBIT (pctxt, &bit); /* read second bit */ pctxt->buffer.byteIndex = byteIndex; /* restore byte index */ @@ -515,9 +515,9 @@ int decodeDynOctetString (OOCTXT* pctxt, ASN1DynOctStr* pOctStr) /* if either first or second bit != 0 - not fragmented */ - if (bit == 0 && stat == ASN_OK) { + if (bit == 0 && stat == ASN_OK) { ASN1UINT octcnt; - + stat = decodeLength (pctxt, &octcnt); if (stat != 0) return LOG_ASN1ERR (pctxt, stat); @@ -528,13 +528,13 @@ int decodeDynOctetString (OOCTXT* pctxt, ASN1DynOctStr* pOctStr) stat = moveBitCursor (pctxt, octcnt * 8); if (stat != ASN_OK) return LOG_ASN1ERR (pctxt, stat); } - else + else pOctStr->data = 0; - + return stat; } } - + nocts = getComponentLength (pctxt, 8); if (nocts < 0) return LOG_ASN1ERR (pctxt, nocts); @@ -671,14 +671,14 @@ int decodeObjectIdentifier (OOCTXT* pctxt, ASN1OBJID* pvalue) if (j == 0) { subid = pvalue->subid[0]; pvalue->subid[0] = ((subid / 40) >= 2) ? 2 : subid / 40; - pvalue->subid[1] = (pvalue->subid[0] == 2) ? + pvalue->subid[1] = (pvalue->subid[0] == 2) ? subid - 80 : subid % 40; j = 2; } else j++; } else - stat = ASN_E_INVOBJID; + stat = ASN_E_INVOBJID; } pvalue->numids = j; @@ -687,9 +687,9 @@ int decodeObjectIdentifier (OOCTXT* pctxt, ASN1OBJID* pvalue) return (stat); } -static int decodeOctets +static int decodeOctets (OOCTXT* pctxt, ASN1OCTET* pbuffer, ASN1UINT bufsiz, ASN1UINT nbits) -{ +{ ASN1UINT nbytes = (nbits + 7) / 8 ; ASN1UINT i = 0, j; ASN1UINT rshift = pctxt->buffer.bitOffset; @@ -740,20 +740,20 @@ static int decodeOctets /* Copy last partial byte */ if (nbits >= rshift) { - pbuffer[i] = + pbuffer[i] = pctxt->buffer.data[pctxt->buffer.byteIndex++] << lshift; nbitsInLastOctet = nbits - rshift; if (nbitsInLastOctet > 0) { - pbuffer[i] |= + pbuffer[i] |= pctxt->buffer.data[pctxt->buffer.byteIndex] >> rshift; } pctxt->buffer.bitOffset = 8 - nbitsInLastOctet; } else if (nbits > 0) { /* nbits < rshift */ - pbuffer[i] = + pbuffer[i] = pctxt->buffer.data[pctxt->buffer.byteIndex] << lshift; pctxt->buffer.bitOffset = rshift - nbits; } @@ -773,7 +773,7 @@ static int decodeOctets return ASN_OK; } -int decodeOctetString +int decodeOctetString (OOCTXT* pctxt, ASN1UINT* numocts_p, ASN1OCTET* buffer, ASN1UINT bufsiz) { ASN1UINT octcnt; @@ -790,7 +790,7 @@ int decodeOctetString if (TRUE) { ASN1BOOL doAlign; - stat = bitAndOctetStringAlignmentTest + stat = bitAndOctetStringAlignmentTest (pSizeList, octcnt, FALSE, &doAlign); if (stat != ASN_OK) return LOG_ASN1ERR (pctxt, stat); @@ -800,7 +800,7 @@ int decodeOctetString } } - stat = decodeOctets (pctxt, &buffer[octidx], + stat = decodeOctets (pctxt, &buffer[octidx], bufsiz - octidx, (octcnt * 8)); if (stat != ASN_OK) return LOG_ASN1ERR (pctxt, stat); @@ -815,7 +815,7 @@ int decodeOctetString return ASN_OK; } -int decodeOpenType +int decodeOpenType (OOCTXT* pctxt, const ASN1OCTET** object_p2, ASN1UINT* numocts_p) { ASN1DynOctStr octStr; @@ -883,7 +883,7 @@ int decodeSemiConsUnsigned (OOCTXT* pctxt, ASN1UINT* pvalue, ASN1UINT lower) stat = decodeLength (pctxt, &nbytes); if (stat < 0) return LOG_ASN1ERR (pctxt, stat); - + if (nbytes > 0) { stat = decodeByteAlign (pctxt); if (stat != ASN_OK) return LOG_ASN1ERR (pctxt, stat); @@ -898,7 +898,7 @@ int decodeSemiConsUnsigned (OOCTXT* pctxt, ASN1UINT* pvalue, ASN1UINT lower) } int decodeSmallNonNegWholeNumber (OOCTXT* pctxt, ASN1UINT* pvalue) -{ +{ ASN1BOOL bitValue; ASN1UINT len; int ret; @@ -959,7 +959,7 @@ int decodeVarWidthCharString (OOCTXT* pctxt, const char** pvalue) return ASN_OK; } -static int decode16BitConstrainedString +static int decode16BitConstrainedString (OOCTXT* pctxt, Asn116BitCharString* pString, Asn116BitCharSet* pCharSet) { ASN1UINT i, idx, nbits = pCharSet->alignedBits; @@ -985,7 +985,7 @@ static int decode16BitConstrainedString stat = decodeBits (pctxt, &idx, nbits); if (stat != ASN_OK) return LOG_ASN1ERR (pctxt, stat); - pString->data[i] = (pCharSet->charSet.data == 0) ? + pString->data[i] = (pCharSet->charSet.data == 0) ? idx + pCharSet->firstChar : pCharSet->charSet.data[idx]; } } @@ -1048,6 +1048,6 @@ int moveBitCursor (OOCTXT* pctxt, int bitOffset) if (pctxt->buffer.byteIndex > pctxt->buffer.size) { return (ASN_E_ENDOFBUF); } - + return ASN_OK; } |