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119 lines
6.1 KiB
C
119 lines
6.1 KiB
C
/* ADL.H: Definitions for attribute descriptor list processing.
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*/
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/* N/C/SDATA external entity types for nxetype member of ne structure. */
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#define ESNCDATA 1 /* External character data entity. */
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#define ESNNDATA 2 /* Non-SGML data entity. */
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#define ESNSDATA 3 /* External specific character data entity. */
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#define ESNSUB 4 /* SGML subdocument entity. */
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/* N/C/SDATA control block for AENTITY attributes and NDATA returns.*/
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struct ne { /* N/C/SDATA entity control block. */
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UNIV neid; /* Files for NDATA entity. */
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UNCH *nepubid; /* Public identifier if specified. */
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UNCH *nesysid; /* System identifier if specified. */
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PDCB nedcn; /* Data content notation control block. */
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struct ad *neal; /* Data attribute list (NULL if none). */
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UNCH *neename; /* Ptr to entity name (length and EOS). */
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UNCH nextype; /* Entity type: NDATA SDATA CDATA SUBDOC. */
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};
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#define NESZ (sizeof(struct ne))
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typedef struct ne *PNE;
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/* NDATA entity control block fields. */
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#define NEID(p) (((PNE)p)->neid) /* File ID of NDATA entity. */
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#define NESYSID(p) (((PNE)p)->nesysid) /* System ID of NDATA entity. */
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#define NEPUBID(p) (((PNE)p)->nepubid) /* Public ID of NDATA entity. */
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#define NEDCN(p) (((PNE)p)->nedcn->ename) /* Data content notation name. */
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#define NEDCNSYSID(p) (((PNE)p)->nedcn->sysid) /* Notation system ID.*/
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#define NEDCNPUBID(p) (((PNE)p)->nedcn->pubid) /* Notation public ID.*/
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#define NEDCNDEFINED(p) (((PNE)p)->nedcn->defined) /* Notation defined? */
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#define NEDCNADL(p) (((PNE)p)->nedcn->adl) /* Data content notation attlist.*/
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#define NEENAME(p) (((PNE)p)->neename) /* Entity name pointer. */
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#define NEXTYPE(p) (((PNE)p)->nextype) /* External entity type. */
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#define NEAL(p) (((PNE)p)->neal) /* Data attributes (if any). */
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#define NEDCNMARK(p) DCNMARK(((PNE)p)->nedcn)
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/* Attribute descriptor list entry. */
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struct ad {
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UNCH *adname; /* Attribute name with length and EOS. */
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UNCH adflags; /* Attribute flags. */
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UNCH adtype; /* Value type. */
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UNS adnum; /* Group size or member pos in grp. */
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UNS adlen; /* Length of default or value (for capacity). */
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UNCH *addef; /* Default value (NULL if REQUIRED or IMPLIED). */
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union {
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PNE n; /* AENTITY: NDATA control block. */
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PDCB x; /* ANOTEGRP: DCN control block. */
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} addata; /* Special data associated with some attributes.*/
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};
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#define ADSZ (sizeof(struct ad)) /* Size of an ad structure. */
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/* Attribute flags for entire list adflags: ADLF. */
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#define ADLREQ 0x80 /* Attribute list: 1=REQUIRED att defined. */
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#define ADLNOTE 0x40 /* Attribute list: 1=NOTATION att defined. */
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#define ADLCONR 0x20 /* Attribute list: 1=CONREF att defined. */
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/* Attribute flags for list member adflags: ADFLAGS(n). */
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#define AREQ 0x80 /* Attribute: 0=null; 1=required. */
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#define ACURRENT 0x40 /* Attribute: 0=normal; 1=current. */
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#define AFIXED 0x20 /* Attribute: 0=normal; 1=must equal default. */
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#define AGROUP 0x10 /* Attribute: 0=single; 1=group of ad's. */
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#define ACONREF 0x08 /* Attribute: 0=normal; 1=att is CONREF. */
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#define AINVALID 0x04 /* Attribute: 1=value is invalid; 0=o.k. */
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#define AERROR 0x02 /* Attribute: 1=error was specified; 0=o.k. */
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#define ASPEC 0x01 /* Attribute: 1=value was specified; 0=default. */
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/* Attribute types for adtype. */
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#define ANMTGRP 0x00 /* Attribute: Name token group or member. */
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#define ANOTEGRP 0x01 /* Attribute: Notation (name group). */
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#define ACHARS 0x02 /* Attribute: Character string. */
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#define AENTITY 0x03 /* Attribute: Data entity (name). */
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#define AID 0x04 /* Attribute: ID value (name). */
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#define AIDREF 0x05 /* Attribute: ID reference value (name). */
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#define ANAME 0x06 /* Attribute: Name. */
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#define ANMTOKE 0x07 /* Attribute: Name token. */
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#define ANUMBER 0x08 /* Attribute: Number. */
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#define ANUTOKE 0x09 /* Attribute: Number token. */
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#define ATKNLIST 0x0A /* Attribute: >= means value is a token list. */
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#define AENTITYS 0x0A /* Attribute: Data entities (name list). */
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#define AIDREFS 0x0B /* Attribute: ID reference value (name list). */
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#define ANAMES 0x0C /* Attribute: Name list. */
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#define ANMTOKES 0x0D /* Attribute: Name token list. */
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#define ANUMBERS 0x0E /* Attribute: Number list. */
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#define ANUTOKES 0x0F /* Attribute: Number token list. */
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/* Field definitions for entries in an attribute list.
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The first argument to all of these is the list address.
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*/
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/* Attribute list: flags. */
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#define ADLF(a) ((a)[0].adflags)
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/* Attribute list: number of list members. */
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#define ADN(a) ((a)[0].adtype)
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/* Attribute list: number of attributes. */
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#define AN(a) ((a)[0].adnum)
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/* Nth attribute in list: name. */
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#define ADNAME(a, n) (((a)[n].adname+1))
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/* Nth att in list: number of val)ues. */
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#define ADNUM(a, n) ((a)[n].adnum)
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/* Nth attribute in list: flags. */
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#define ADFLAGS(a, n) ((a)[n].adflags)
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/* Nth attribute in list: type. */
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#define ADTYPE(a, n) ((a)[n].adtype)
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/* Nth attribute in list: len of def or val.*/
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#define ADLEN(a, n) ((a)[n].adlen)
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/* Nth attribute in list: def or value. */
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#define ADVAL(a, n) ((a)[n].addef)
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/* Nth attribute in list: special data. */
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#define ADDATA(a, n) ((a)[n].addata)
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/* Nth att: token at Pth pos in value. */
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#define ADTOKEN(a, n, p)(((a)[n].addef+(p)))
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#define IDHASH 101 /* Size of ID hash table. Must be prime. */
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struct id { /* ID attribute control block. */
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struct id *idnext; /* Next ID in chain. */
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UNCH *idname; /* ID name with length prefix and EOS. */
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UNCH iddefed; /* Non-zero if it has been defined. */
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struct fwdref *idrl; /* Chain of forward references to this ID. */
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};
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#define IDSZ sizeof(struct id)
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typedef struct id *PID; /* Ptr to ID attribute control block. */
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