v4.0/src/CMD/FILESYS/PARSE.H

   1 /* \ f */
   2 /*----------------------------------------------------------------------+
   3 |                                                                       |
   4 | This file contains the structures and defines that are needed to use  |
   5 | the parser from a C program.                                          |
   6 |                                                                       |
   7 |                                                                       |
   8 | Date:         5-21-87                                                 |
   9 |                                                                       |
  10 +----------------------------------------------------------------------*/
  11
  12
  13 #define p_len_parms             4               /* length of p_parms  */
  14 #define p_i_use_default         0               /* no extra stuff specified */
  15 #define p_i_have_delim          1               /* extra delimiter specified  */
  16 #define p_i_have_eol            2               /* extra EOL specified */
  17
  18 struct p_parms
  19         {
  20         struct p_parmsx *p_parmsx_address;      /* address of p_parmsx */
  21         unsigned char   p_num_extra;            /* number of extra stuff */
  22         unsigned char   p_len_extra_delim;      /* length of extra delimiter */
  23         char            p_extra_delim[30];      /* extra delimiters */
  24         };
  25
  26 struct p_parmsx
  27         {
  28         unsigned char   p_minp;                 /* Minimum positional number */
  29         unsigned char   p_maxp;                 /* Maximum positional number  */
  30         struct p_control_blk *p_control[4];     /* Address of the 1st CONTROL block */
  31         unsigned char   p_maxswitch;            /* Maximum switches */
  32         struct p_control_blk *p_switch[1];      /* Pointer to switch block */
  33         unsigned char   p_maxkeyword;           /* Maximum keywords */
  34         };
  35
  36
  37 struct p_control_blk
  38         {
  39         unsigned int    p_match_flag;           /* Controls type matched */
  40         unsigned int    p_function_flag;        /* Function should be taken */
  41         unsigned int    p_result_buf;           /* Result buffer address */
  42         unsigned int    p_value_list;           /* Value list address */
  43         unsigned char   p_nid;                  /* # of keyword/SW synonyms */
  44         unsigned char   p_keyorsw[20];          /* keyword or sw */
  45         };
  46
  47 /* Match_Flags */
  48
  49 #define p_num_val               0x8000          /* Numeric Value */
  50 #define p_snum_val              0x4000          /* Signed numeric value */
  51 #define p_simple_s              0x2000          /* Simple string */
  52 #define p_date_s                0x1000          /* Date string */
  53 #define p_time_s                0x0800          /* Time string */
  54 #define p_cmpx_s                0x0400          /* Complex string */
  55 #define p_file_spc              0x0200          /* File Spec */
  56 #define p_drv_only              0x0100          /* Drive Only */
  57 #define p_qu_string             0x0080          /* Quoted string */
  58 #define p_ig_colon              0x0010          /* Ignore colon at end in match */
  59 #define p_repeat                0x0002          /* Repeat allowed */
  60 #define p_optional              0x0001          /* Optional */
  61 #define p_none                  0x0000
  62
  63 /*----------------------------------------------------------------------+
  64 |                                                                       |
  65 |  Value block structure                                                |
  66 |                                                                       |
  67 +----------------------------------------------------------------------*/
  68
  69 struct p_value_blk
  70         {
  71         unsigned char p_val_num;
  72         };
  73
  74
  75 /*----------------------------------------------------------------------+
  76 |                                                                       |
  77 |  Function flags                                                       |
  78 |                                                                       |
  79 +----------------------------------------------------------------------*/
  80
  81 #define p_cap_file              0x0001          /* CAP result by file table */
  82 #define p_cap_char              0x0002          /* CAP result by character table */
  83 #define p_rm_colon              0x0010          /* Remove ":" at the end */
  84
  85
  86
  87 #define p_nval_none             0               /* no value list ID */
  88 #define p_nval_range            1               /* range list ID */
  89 #define p_nval_value            2               /* value list ID */
  90 #define p_nval_string           3               /* string list ID */
  91 #define p_len_range             9               /* Length of a range choice(two DD plus one DB) */
  92 #define p_len_value             5               /* Length of a value choice(one DD plus one DB) */
  93 #define p_len_string            3               /* Length of a string choice(one DW plus one DB) */
  94
  95
  96 /*----------------------------------------------------------------------+
  97 |                                                                       |
  98 |  Result block structure                                               |
  99 |                                                                       |
 100 +----------------------------------------------------------------------*/
 101
 102 struct p_result_blk
 103         {
 104         unsigned char   P_Type;                 /* Type returned */
 105         unsigned char   P_Item_Tag;             /* Matched item tag */
 106         unsigned int    P_SYNONYM_Ptr;          /* pointer to Synonym list returned */
 107         char far        *p_result_buff;         /* result value */
 108         };
 109
 110
 111 struct p_result_blk_D
 112         {
 113         unsigned char   D_Type;                 /* Type returned */
 114         unsigned char   D_Item_Tag;             /* Matched item tag */
 115         unsigned int    D_SYNONYM_Ptr;          /* pointer to Synonym list returned */
 116         unsigned int    D_Res_Drive;            /* drive value */
 117         };
 118
 119 /*----------------------------------------------------------------------+
 120 |                                                                       |
 121 |  type                                                                 |
 122 |                                                                       |
 123 +----------------------------------------------------------------------*/
 124
 125 #define p_eol                   0               /* End of line */
 126 #define p_number                1               /* Number */
 127 #define p_list_idx              2               /* List Index */
 128 #define p_string                3               /* String */
 129 #define p_complex               4               /* Complex */
 130 #define p_file_spec             5               /* File Spec */
 131 #define p_drive                 6               /* Drive */
 132 #define p_date_f                7               /* Date */
 133 #define p_time_f                8               /* Time */
 134 #define p_quoted_string         9               /* Quoted String */
 135
 136 #define p_no_tag                0x0FF           /* No ITEM_TAG found */
 137
 138 /*----------------------------------------------------------------------+
 139 |                                                                       |
 140 |  following return code will be returned in the AX register.           |
 141 |                                                                       |
 142 +----------------------------------------------------------------------*/
 143
 144 #define p_no_error              0               /* No error */
 145 #define p_too_many              1               /* Too many operands */
 146 #define p_op_missing            2               /* Required operand missing */
 147 #define p_not_in_sw             3               /* Not in switch list provided */
 148 #define p_not_in_key            4               /* Not in keyword list provided */
 149 #define p_out_of_range          6               /* Out of range specified */
 150 #define p_not_in_val            7               /* Not in value list provided */
 151 #define p_not_in_str            8               /* Not in string list provided */
 152 #define p_syntax                9               /* Syntax error */
 153 #define p_rc_eol                0x0ffff         /* End of command line */
 154
 155