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dpavlin |
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/* |
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openisis - an open implementation of the CDS/ISIS database |
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Version 0.8.x (patchlevel see file Version) |
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Copyright (C) 2001-2003 by Erik Grziwotz, erik@openisis.org |
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This library is free software; you can redistribute it and/or |
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modify it under the terms of the GNU Lesser General Public |
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License as published by the Free Software Foundation; either |
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version 2.1 of the License, or (at your option) any later version. |
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This library is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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Lesser General Public License for more details. |
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You should have received a copy of the GNU Lesser General Public |
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License along with this library; if not, write to the Free Software |
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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see README for more information |
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EOH */ |
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/* |
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$Id: lstr.c,v 1.13 2003/04/08 00:20:53 kripke Exp $ |
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implementation of record cooking. |
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*/ |
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#include <stdlib.h> |
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#include "lstr.h" |
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#include "luti.h" |
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/* ************************************************************ |
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private types |
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*/ |
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/* ************************************************************ |
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private data |
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*/ |
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static const char * nameMfc[] = { |
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"Mfc", "CTLM", "NMFN", "NMFB", "NMFP", "TYPE", "RCNT", "MFX1", "MFX2", "MFX3" |
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}; |
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static int descMfc[] = { |
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LSTRSIZE( 9, 0, 0 ), /* sizes (fix, rep, occ) */ |
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LSTR_AUTOLENGTHS, |
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LMBRINT, |
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LMBRINT, |
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LMBRINT, |
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LMBRSHORT, |
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LMBRSHORT, |
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LMBRINT, |
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LMBRINT, |
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LMBRINT, |
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LMBRINT |
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}; /* descMfc */ |
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static const char * nameMfr[] = { |
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"Mfr", "MFN", "RECL", "BWB", "BWP", "BASE", "NVF", "STAT", |
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"TAG", "'POS", "LEN" |
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}; |
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static int descMfr[] = { |
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LSTRSIZE( 7, 3, 0 ), /* sizes (fix, rep, occ) */ |
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LSTR_AUTOLENGTHS, |
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LMBRINT, |
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LMBRSHORT, |
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LMBRINT, |
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LMBRSHORT, |
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LMBRSHORT, |
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LMBRSHORT, |
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LMBRSHORT, |
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LMBRSHORT, |
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LMBRSHORT, |
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LMBRSHORT |
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}; /* descMfr */ |
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/* aligned version */ |
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static int descMfrA[] = { |
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LSTRSIZE( 7, 3, 0 ), /* sizes (fix, rep, occ) */ |
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LSTR_AUTOLENGTHS, |
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LMBRINT, |
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LMBRSHORT, |
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LSTRLOFF( LMBRINT, 8 ), |
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LMBRSHORT, |
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LMBRSHORT, |
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LMBRSHORT, |
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LMBRSHORT, |
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LMBRSHORT, |
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LMBRSHORT, |
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LMBRSHORT |
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}; /* descMfr */ |
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static const char * nameXrf[] = { |
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"Xrf", "XPOS", "XREC" |
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}; |
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static int descXrf[] = { |
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LSTRSIZE( 1, 1, 127 ), /* sizes (fix, rep, occ) */ |
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LSTR_AUTOLENGTHS, |
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LMBRINT, |
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LMBRINT |
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}; /* descXrf */ |
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static const char ** nameMst[LSTR_MST] = { |
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nameMfc, nameMfr, nameXrf |
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}; |
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static int* descMst[LSTR_MST] = { |
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descMfc, /* MST head */ |
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descMfr, /* MST record */ |
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descXrf /* XRF record */ |
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}; |
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static int* descMstA[LSTR_MST] = { |
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descMfc, /* MST head */ |
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descMfrA, /* MST record */ |
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descXrf /* XRF record */ |
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}; |
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static const char * nameCnt[] = { |
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"Cnt", "TYPE", "ORDN", "ORDF", "N", "K", "LEV", "POSR", "NMAX", "FMAX", "ABNO" |
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}; |
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static int descCnt[] = { |
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LSTRSIZE( 10, 0, 0 ), /* sizes (fix, rep, occ) */ |
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LSTR_AUTOLENGTHS, |
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LMBRSHORT, /* TYPE */ |
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LMBRSHORT, /* ORDN */ |
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LMBRSHORT, /* ORDF */ |
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LMBRSHORT, /* N */ |
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LMBRSHORT, /* K */ |
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LMBRSHORT, /* LEV */ |
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LMBRINT, /* POSR */ |
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LMBRINT, /* NMAX */ |
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LMBRINT, /* FMAX */ |
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LMBRSHORT /* ABNO */ |
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}; /* descCnt */ |
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static int descCntA[] = { |
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LSTRSIZE( 10, 0, 0 ), /* sizes (fix, rep, occ) */ |
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0,28,44, |
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LMBRSHORT, /* TYPE */ |
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LMBRSHORT, /* ORDN */ |
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LMBRSHORT, /* ORDF */ |
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LMBRSHORT, /* N */ |
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LMBRSHORT, /* K */ |
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LMBRSHORT, /* LEV */ |
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LMBRINT, /* POSR */ |
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LMBRINT, /* NMAX */ |
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LMBRINT, /* FMAX */ |
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LMBRSHORT /* ABNO */ |
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}; /* descCntA */ |
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static const char * nameN0[] = { |
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"N0", "POS", "OCK", "TYPE", "'KEY", "REF" |
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}; |
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static int descN01[] = { |
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LSTRSIZE( 3, 2, 10 ), /* sizes (fix, rep, occ) */ |
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LSTR_AUTOLENGTHS, |
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LMBRINT, /* POS */ |
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LMBRSHORT, /* OCK */ |
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LMBRSHORT, /* TYPE */ |
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10, /* KEY */ |
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LMBRINT /* REF */ |
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}; |
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static int descN01A[] = { |
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LSTRSIZE( 3, 2, 10 ), /* sizes (fix, rep, occ) */ |
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LSTR_AUTOLENGTHS, |
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LMBRINT, /* POS */ |
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LMBRSHORT, /* OCK */ |
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LMBRSHORT, /* TYPE */ |
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10, /* KEY */ |
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LSTRLOFF( LMBRINT, 12 ) /* REF */ |
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}; |
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static int descN02[] = { |
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LSTRSIZE( 3, 2, 10 ), /* sizes (fix, rep, occ) */ |
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LSTR_AUTOLENGTHS, |
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LMBRINT, /* POS */ |
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LMBRSHORT, /* OCK */ |
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LMBRSHORT, /* TYPE */ |
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30, /* KEY */ |
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LMBRINT /* REF */ |
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}; |
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static int descN02A[] = { |
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LSTRSIZE( 3, 2, 10 ), /* sizes (fix, rep, occ) */ |
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LSTR_AUTOLENGTHS, |
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LMBRINT, /* POS */ |
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LMBRSHORT, /* OCK */ |
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LMBRSHORT, /* TYPE */ |
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30, /* KEY */ |
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LSTRLOFF( LMBRINT, 32 ) /* REF */ |
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}; |
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static const char * nameL0[] = { |
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"L0", "POS", "OCK", "TYPE", "PS", "'KEY", "INFB", "INFP" |
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}; |
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static int descL01[] = { |
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LSTRSIZE( 4, 3, 10 ), /* sizes (fix, rep, occ) */ |
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LSTR_AUTOLENGTHS, |
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LMBRINT, /* POS */ |
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LMBRSHORT, /* OCK */ |
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LMBRSHORT, /* TYPE */ |
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LMBRINT, /* PS */ |
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10, /* KEY */ |
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LMBRINT, /* INFB */ |
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LMBRINT /* INFP */ |
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}; |
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static int descL01A[] = { |
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LSTRSIZE( 4, 3, 10 ), /* sizes (fix, rep, occ) */ |
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LSTR_AUTOLENGTHS, |
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LMBRINT, /* POS */ |
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LMBRSHORT, /* OCK */ |
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LMBRSHORT, /* TYPE */ |
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LMBRINT, /* PS */ |
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10, /* KEY */ |
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LSTRLOFF( LMBRINT, 12 ), /* INFB */ |
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LMBRINT /* INFP */ |
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}; |
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static int descL02[] = { |
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LSTRSIZE( 4, 3, 10 ), /* sizes (fix, rep, occ) */ |
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LSTR_AUTOLENGTHS, |
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LMBRINT, /* POS */ |
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LMBRSHORT, /* OCK */ |
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LMBRSHORT, /* TYPE */ |
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LMBRINT, /* PS */ |
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30, /* KEY */ |
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LMBRINT, /* INFB */ |
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LMBRINT /* INFP */ |
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}; |
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static int descL02A[] = { |
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LSTRSIZE( 4, 3, 10 ), /* sizes (fix, rep, occ) */ |
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LSTR_AUTOLENGTHS, |
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LMBRINT, /* POS */ |
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LMBRSHORT, /* OCK */ |
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LMBRSHORT, /* TYPE */ |
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LMBRINT, /* PS */ |
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30, /* KEY */ |
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LSTRLOFF( LMBRINT, 32 ), /* INFB */ |
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LMBRINT /* INFP */ |
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}; |
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static const char * nameIfp[] = { |
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"IfH", "NXTB", "NXTP", "TOTP", "SEGP", "SEGC", "MFN", "INFO" |
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}; |
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static int descIfp[] = { |
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#ifdef CONVERT_POSTINGS |
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/* |
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to properly convert postings, |
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the repeated part needs to be a big-endian 64bit int |
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however, converting can't be done in a straightforward fashion anyway, |
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since posting segments have holes of one or two longs at block boundaries |
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*/ |
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LSTRSIZE( 5, 2, 1 ), /* sizes (fix, rep, occ) */ |
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LSTR_AUTOLENGTHS, |
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LMBRINT, /* */ |
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LMBRINT, /* */ |
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#else |
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LSTRSIZE( 5, 0, 0 ), /* sizes (fix, rep, occ) */ |
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LSTR_AUTOLENGTHS, |
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#endif |
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LMBRINT, /* */ |
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LMBRINT, /* */ |
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LMBRINT, /* */ |
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LMBRINT, /* */ |
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LMBRINT /* */ |
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}; |
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static const char ** nameInv[LSTR_INV] = { |
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nameCnt, |
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nameN0, |
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nameL0, |
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nameN0, |
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nameL0, |
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nameIfp |
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}; |
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static int* descInv[LSTR_INV] = { |
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descCnt, /* CNT record */ |
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descN01, /* N01 record */ |
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descL01, /* L01 record */ |
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descN02, /* N02 record */ |
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descL02, /* L02 record */ |
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descIfp /* Ifp record */ |
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}; |
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static int* descInvA[LSTR_INV] = { |
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descCntA, /* CNT record */ |
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descN01A, /* N01 record */ |
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descL01A, /* L01 record */ |
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descN02A, /* N02 record */ |
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descL02A, /* L02 record */ |
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descIfp /* Ifp record */ |
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}; |
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/* ************************************************************ |
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private functions |
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*/ |
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/* ************************************************************ |
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package data |
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*/ |
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const LstrSet lstrlib[LSET_SETS] = { |
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{ /* Isis 1 MST */ |
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nameMst, { descMst, descMstA } |
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}, |
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{ /* Isis 1 INV */ |
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nameInv, { descInv, descInvA } |
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}, |
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}; /* lstrlib */ |
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/* ************************************************************ |
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package functions |
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*/ |
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/* ************************************************************ |
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public functions |
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*/ |
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int lstr_auto ( int *str ) { |
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static int pow2[] = { 1, 2, 4, 8 }; |
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int ret = 0; |
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int fix,rep,occ,i; |
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int *xmbrs, txlen, tilen; |
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int nmbrs, off = 0, xlen[2] = {0,0}, blen[2] = {0,0}, x=0; |
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if ( NULL == str ) { |
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#define DOALL( x ) \ |
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for ( i=0; i<(int)(sizeof(x)/sizeof(x[0])); i++ ) \ |
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if ( NULL != x[i] ) ret |= lstr_auto( x[i] ) |
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DOALL( descMst ); |
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DOALL( descInv ); |
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DOALL( descMstA ); |
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DOALL( descInvA ); |
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return ret; |
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} |
| 343 |
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fix = LSTRFIX(*str); |
| 345 |
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rep = LSTRREP(*str); |
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occ = LSTROCC(*str); |
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xmbrs = str + LSTR_XMBR; |
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nmbrs = fix; |
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for ( x=0; ; x++ ) { /* fix and rep */ |
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for ( i=0; i<nmbrs; i++ ) { |
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int xmbr = xmbrs[i]; |
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int len; |
| 354 |
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if ( LONG2OFF( xmbr ) ) |
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off = LONG2OFF( xmbr ); |
| 356 |
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else { |
| 357 |
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xmbrs[i] |= off << 16; |
| 358 |
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} |
| 359 |
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if ( LMBRISNUM(xmbr) ) |
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len = pow2[ LMBRLD(xmbr) ]; |
| 361 |
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else { |
| 362 |
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len = LONG2LEN(xmbr); |
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blen[x] += len+1; |
| 364 |
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} |
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LOG_DBG( LOG_ALL, "x.i %d.%d off %3ld, xmbr %08x len %d", |
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x, i, off, xmbrs[i], len ); |
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off += len; |
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if ( xlen[x] < off ) |
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xlen[x] = off; |
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} |
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/* done with one part */ |
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if ( x || !rep ) /* was 2nd */ |
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break; |
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xmbrs += fix; |
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nmbrs = rep; |
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off = 0; |
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} |
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/* got length's and buffer lengths of both parts */ |
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LOG_DBG( LOG_ALL, "%08x %08x %d %d: xl %d %d bl %d %d", |
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str[0], str[1], str[2], str[3], |
| 381 |
|
|
xlen[0], xlen[1], blen[0], blen[1] ); |
| 382 |
|
|
if ( !(short)(str[LSTR_XRLO] >> 16) ) |
| 383 |
|
|
str[LSTR_XRLO] |= xlen[0] << 16; |
| 384 |
|
|
else if ( xlen[0] > (short)(str[LSTR_XRLO] >> 16) ) |
| 385 |
|
|
log_msg( LOG_WARN, "short xlen[0] %hd < %d", |
| 386 |
|
|
(short)(str[LSTR_XRLO] >> 16), xlen[0] ); |
| 387 |
|
|
if ( !(short)str[LSTR_XRLO] ) |
| 388 |
|
|
str[LSTR_XRLO] |= 0xffff & xlen[1]; |
| 389 |
|
|
else if ( xlen[1] > (short)str[LSTR_XRLO] ) |
| 390 |
|
|
log_msg( LOG_WARN, "short xlen[1] %hd < %d", |
| 391 |
|
|
(short)str[LSTR_XRLO], xlen[1] ); |
| 392 |
|
|
/* build totals applying occ */ |
| 393 |
|
|
txlen = (short)(str[LSTR_XRLO] >> 16) |
| 394 |
|
|
+ (int)occ*(short)str[LSTR_XRLO]; |
| 395 |
|
|
if ( !str[LSTR_XLEN] ) |
| 396 |
|
|
str[LSTR_XLEN] = txlen; |
| 397 |
|
|
else if ( txlen > str[LSTR_XLEN] ) |
| 398 |
|
|
log_msg( LOG_WARN, "short xlen %d < %d", |
| 399 |
|
|
str[LSTR_XLEN], txlen ); |
| 400 |
|
|
tilen = LSTRLEN(*str) + blen[0] + (int)occ*blen[1]; |
| 401 |
|
|
if ( !str[LSTR_ILEN] ) |
| 402 |
|
|
str[LSTR_ILEN] = tilen; |
| 403 |
|
|
else if ( tilen > str[LSTR_ILEN] ) |
| 404 |
|
|
log_msg( LOG_WARN, "short ilen %d < %d", |
| 405 |
|
|
str[LSTR_ILEN], tilen ); |
| 406 |
|
|
LOG_DBG( LOG_ALL, "%08x xrlo %08x xl %d il %d", |
| 407 |
|
|
str[0], str[1], str[2], str[3] ); |
| 408 |
|
|
return ret; |
| 409 |
|
|
} /* lstr_auto */ |
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