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Annotation of Amaya/amaya/XPointer.h, revision 1.1

1.1     ! kahan       1: #ifndef AMAYA_XPOINTER_H
        !             2: 
        !             3: /***************************************************
        !             4:   General definitions
        !             5: **************************************************/
        !             6: 
        !             7: /* the different types of nodes */
        !             8: typedef enum _nodeType {
        !             9:   SINGLE_NODE,     /* XPointer is a single node */
        !            10:   RANGE_TO,        /* XPointer is a node set (two nodes */
        !            11:   STRING_RANGE     /* XPointer node points to a string */
        !            12: } nodeType;
        !            13: 
        !            14: /***************************************************
        !            15:   Symbol table  (move this back to XPointerparse.c)
        !            16: ***************************************************/
        !            17: 
        !            18: #define STRMAX 999 /* size of lexemes array */
        !            19: #define SYMMAX 100 /* size of symtable */
        !            20: 
        !            21: /* forms of symbol table entry */
        !            22: struct entry { 
        !            23:   char *lexptr;
        !            24:   int token;
        !            25: };
        !            26: 
        !            27: /* tokens */
        !            28: typedef enum {
        !            29:   /* type identifiers */
        !            30:   NUM=256,
        !            31:   ID,
        !            32:   /* the xpointer functions */
        !            33:   FID,            
        !            34:   FRANGE_TO,
        !            35:   FSTRING_RANGE,
        !            36:   FSTARTP,
        !            37:   FENDP,
        !            38:   /* non-operators */
        !            39:   DONE,
        !            40:   NONE
        !            41: } tokEnum;
        !            42: 
        !            43: /* the symbol table */
        !            44: typedef struct _symTableCtx {
        !            45:   char lexemes[STRMAX];  /* lexemes table */
        !            46:   int lastchar;          /* last used position in lexemes */
        !            47:   struct entry symtable[SYMMAX]; 
        !            48:   int lastentry;        /* last entry in the symtable */
        !            49: } symTableCtx;
        !            50: 
        !            51: typedef symTableCtx *symTableCtxPtr;
        !            52: 
        !            53: /***************************************************
        !            54:   The parser context
        !            55: **************************************************/
        !            56: 
        !            57: /* the node info that the parsing will return */
        !            58: typedef struct _nodeInfo {
        !            59:   Element  el;
        !            60:   char node[10];
        !            61:   nodeType type;
        !            62:   int  startC;
        !            63:   int  endC;
        !            64:   int  index;
        !            65:   int  processed;
        !            66: } nodeInfo;
        !            67: 
        !            68: typedef struct _parserContext {
        !            69:   Document doc; /* document where we are resolving the XPointer */
        !            70:   Element root; /* root element of the document */
        !            71: 
        !            72:   char *cur;    /* the current char being parsed */
        !            73:   char *buffer; /* the input string */
        !            74: 
        !            75:   char *error;    /* error code */
        !            76: 
        !            77:   int   lookahead;  /* the lookahead token */
        !            78:   tokEnum tok;      /* token */
        !            79:   int tokval;       /* token value */
        !            80: 
        !            81:   symTableCtxPtr symtable; /* the symbol table */
        !            82:   
        !            83:   nodeType   type;        /* 0, single node, 1 range-to */
        !            84:   nodeInfo  *curNode;
        !            85:   nodeInfo   nodeA;
        !            86:   nodeInfo   nodeB;
        !            87: } parserContext;
        !            88: 
        !            89: typedef parserContext *parserContextPtr;
        !            90: 
        !            91: #endif /* AMAYA_XPOINTER_H */
        !            92: 
        !            93: 
        !            94: 
        !            95: