init repo

pcb/php-parser/010_template/orcad2x.bt

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+//-------------------------------------------------------------------------------------------------
//--- 010 Editor v13.0 Binary Template
//
//      File: orcad21.bt
//    Author: RomanRom2
//    E-mail: RomanRom2@gmail.com
//   Website: https://sprinter.ru/
//   Version: 1.0
//   Purpose: Parse OrCAD v2.10 database PCB (BRD?) files.
//            It probably allowed to any 16-bit OrCad versions 1.xx, 2.xx, 3.xx and 4.xx
//  Category: CAD
// File Mask: *.pcb
//  ID Bytes: 
//   History: 
//   1.0   2023-10-07 RomanRom2: Initial release
// References:
//   https://reverse.sprinter.ru/orcad210
//-------------------------------------------------------------------------------------------------

typedef enum <byte> {
    R_0         = 0,
    R_90        = 1,
    R_180       = 2,
    R_270       = 3,
} TRotate;

typedef enum <byte> {
    Bottom      = 0,
    Top         = 1,
} TLayer;

typedef enum <byte> {
    Begin       = 0,
    Continue    = 1,
} TLineFlags;

typedef struct THeader {
    char        file_name[8];
    short       unk1;           // version? always ADh
    short       comp_count <bgcolor=cLtPurple>; // real count + 1, why?
    short       unk3;
    short       unk4;
    short       unk5;
    short       unk6;
    short       unk7;
    short       unk8;
    short       unk9;
    short       unk10;
    short       unk11;
    short       texts_ofs <bgcolor=cWhite>;
    short       texts_size <bgcolor=cWhite>; // in bytes
    short       brd_points_count <bgcolor=cLtBlue>;
    short       net_points_count <bgcolor=cBlue>;
    short       unk16;
    short       unk17;
    short       unk18;
    char        file_ext[4];
};

THeader hdr;




// components
// ================================================================================================
SetBackColor( cLtPurple );
struct TComponent {
    char    timestamp[8];

    byte        unk1;           // version? always AAh
    TRotate     rotate;         
    TLayer      lines_layer;    
    byte        unk3;
    short       pos_x_left;
    short       pos_x_right;
    short       pos_y_bottom;
    short       pos_y_top;
    short       pos_x;
    short       pos_y;
    short       height;
    short       width;
    short       lines_ofs;
    short       names_ofs;  
    short       pads_ofs;
    short       next_ofs1;
    short       next_ofs2;
    char        pattern[8] <bgcolor=cRed>;
    short       next_ofs3;

    // lines
    SetBackColor( cLtYellow );
    local int lines_count = (names_ofs - lines_ofs) / 6;
    struct Tlines {
        byte        unk1;
        TLineFlags  flags;
        short       pos_x;
        short       pos_y;
    } line[lines_count];

    // names
    SetBackColor( cLtGreen );
    local short names_count = (pads_ofs - names_ofs) / 24;
    struct TNames {
        short       unk1;
        short       unk2;
        char        str[8] <bgcolor=cRed>;
        short       unk4;
        short       unk5;
        short       unk6;
        short       unk7;
        short       pos_x;
        short       pos_y;
    } name[names_count] <comment = str>;

    // pads
    typedef enum <byte> {
        SMD         = 1,
        Plated      = 3,
    } TPadsFlags;

    SetBackColor( cGray );
    local short pads_count = (next_ofs1 - pads_ofs) / 24;
    struct TPad {
        char        des[4];
        char        net[8];
        byte        shape;
        short       height;
        short       width;
        TRotate     rotate;     
        TPadsFlags  flags;      
        byte        hole_dia;
        short       pos_x;
        short       pos_y;
        local string des_net = des + net;
    } pad[pads_count] <optimize=false, comment = des_net>;

    local string name_pattern = name[0].str + pattern;

} comp[hdr.comp_count-1] <optimize=false, comment = name_pattern>; 




// text strings
// ================================================================================================
typedef enum <byte> {
    Flipped     = 0,
    NotFlipped  = 1,
} TFlagsA;

typedef enum <byte> {
    NotVisible  = 0,
    Visible     = 1,
} TFlagsB;

typedef struct {
    BigEndian();                    
    byte        raw <format=binary>;    
    LittleEndian();                 
    FSkip (-1);                     
    BitfieldLeftToRight();
    TFlagsA     PadType: 4;
    TFlagsB     PinType: 4;
} TTextsFlags;

typedef struct {
    char        unk[12];
    byte        len;
    short       size_h;
    short       size_v;
    TRotate     rotate;         
    TLayer      layer;          
    TTextsFlags flags;          
    short       pos_x;
    short       pos_y;
    char        str[len];
} TTextString;

SetBackColor( cWhite );
local int index;
index = 0;
do {
    TTextString txt <comment = str>;
    index = index + 24 + txt.len;
}
while (index < hdr.texts_size);




// board points
// ================================================================================================
SetBackColor( cLtBlue );
typedef struct {
    TLineFlags  flagLine truncated