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Difference between revisions of "Sascha"

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 +
customextension_id_generator
  
 +
/*
 +
* Simple MD5 implementation
 +
*
 +
* Compile with: gcc -o md5 -O3 -lm md5.c
 +
*/
 +
#include <stdio.h>
 +
#include <stdlib.h>
 +
#include <string.h>
 +
#include <stdint.h>
 +
 +
uint32_t crc32_for_byte(uint32_t r)
 +
{
 +
    for (int j = 0; j < 8; ++j)
 +
        r = (r & 1 ? 0 : (uint32_t)0xEDB88320L) ^ r >> 1;
 +
    return r ^ (uint32_t)0xFF000000L;
 +
}
 +
 +
void crc32(const void *data, size_t n_bytes, uint32_t* crc)
 +
{
 +
    static uint32_t table[0x100];
 +
    if (!*table)
 +
        for (size_t i = 0; i < 0x100; ++i)
 +
            table[i] = crc32_for_byte(i);
 +
    for (size_t i = 0; i < n_bytes; ++i)
 +
        *crc = table[(uint8_t)*crc ^ ((uint8_t*)data)[i]] ^ *crc >> 8;
 +
}
 +
 +
// leftrotate function definition
 +
#define LEFTROTATE(x, c) (((x) << (c)) | ((x) >> (32 - (c))))
 +
 +
// These vars will contain the hash
 +
uint32_t h0, h1, h2, h3;
 +
 +
void md5(const char* initial_msg, size_t initial_len)
 +
{
 +
    // Message (to prepare)
 +
    uint8_t *msg = NULL;
 +
 +
    // Note: All variables are unsigned 32 bit and wrap modulo 2^32 when calculating
 +
 +
    // r specifies the per-round shift amounts
 +
 +
    uint32_t r[] = { 7, 12, 17, 22, 7, 12, 17, 22, 7, 12, 17, 22, 7, 12, 17, 22,
 +
                    5,  9, 14, 20, 5,  9, 14, 20, 5,  9, 14, 20, 5,  9, 14, 20,
 +
                    4, 11, 16, 23, 4, 11, 16, 23, 4, 11, 16, 23, 4, 11, 16, 23,
 +
                    6, 10, 15, 21, 6, 10, 15, 21, 6, 10, 15, 21, 6, 10, 15, 21 };
 +
 +
    // Use binary integer part of the sines of integers (in radians) as constants// Initialize variables:
 +
    uint32_t k[] = {
 +
        0xd76aa478, 0xe8c7b756, 0x242070db, 0xc1bdceee,
 +
        0xf57c0faf, 0x4787c62a, 0xa8304613, 0xfd469501,
 +
        0x698098d8, 0x8b44f7af, 0xffff5bb1, 0x895cd7be,
 +
        0x6b901122, 0xfd987193, 0xa679438e, 0x49b40821,
 +
        0xf61e2562, 0xc040b340, 0x265e5a51, 0xe9b6c7aa,
 +
        0xd62f105d, 0x02441453, 0xd8a1e681, 0xe7d3fbc8,
 +
        0x21e1cde6, 0xc33707d6, 0xf4d50d87, 0x455a14ed,
 +
        0xa9e3e905, 0xfcefa3f8, 0x676f02d9, 0x8d2a4c8a,
 +
        0xfffa3942, 0x8771f681, 0x6d9d6122, 0xfde5380c,
 +
        0xa4beea44, 0x4bdecfa9, 0xf6bb4b60, 0xbebfbc70,
 +
        0x289b7ec6, 0xeaa127fa, 0xd4ef3085, 0x04881d05,
 +
        0xd9d4d039, 0xe6db99e5, 0x1fa27cf8, 0xc4ac5665,
 +
        0xf4292244, 0x432aff97, 0xab9423a7, 0xfc93a039,
 +
        0x655b59c3, 0x8f0ccc92, 0xffeff47d, 0x85845dd1,
 +
        0x6fa87e4f, 0xfe2ce6e0, 0xa3014314, 0x4e0811a1,
 +
        0xf7537e82, 0xbd3af235, 0x2ad7d2bb, 0xeb86d391 };
 +
 +
    h0 = 0x67452301;
 +
    h1 = 0xefcdab89;
 +
    h2 = 0x98badcfe;
 +
    h3 = 0x10325476;
 +
 +
    // Pre-processing: adding a single 1 bit
 +
    //append "1" bit to message   
 +
    /* Notice: the input bytes are considered as bits strings,
 +
      where the first bit is the most significant bit of the byte.[37] */
 +
 +
      // Pre-processing: padding with zeros
 +
      //append "0" bit until message length in bit ? 448 (mod 512)
 +
      //append length mod (2 pow 64) to message
 +
 +
    int new_len;
 +
    for (new_len = initial_len * 8 + 1; new_len % 512 != 448; new_len++);
 +
    new_len /= 8;
 +
 +
    msg = (uint8_t*)calloc(new_len + 64, 1); // also appends "0" bits
 +
                                  // (we alloc also 64 extra bytes...)
 +
    memcpy(msg, initial_msg, initial_len);
 +
    msg[initial_len] = 128; // write the "1" bit
 +
 +
    uint32_t bits_len = 8 * initial_len; // note, we append the len
 +
    memcpy(msg + new_len, &bits_len, 4);          // in bits at the end of the buffer
 +
 +
    // Process the message in successive 512-bit chunks:
 +
    //for each 512-bit chunk of message:
 +
    int offset;
 +
    for (offset = 0; offset < new_len; offset += (512 / 8)) {
 +
 +
        // break chunk into sixteen 32-bit words w[j], 0 ? j ? 15
 +
        uint32_t *w = (uint32_t *)(msg + offset);
 +
 +
#ifdef DEBUG
 +
        printf("offset: %d %x\n", offset, offset);
 +
 +
        int j;
 +
        for (j = 0; j < 64; j++) printf("%x ", ((uint8_t *)w)[j]);
 +
        puts("");
 +
#endif
 +
 +
        // Initialize hash value for this chunk:
 +
        uint32_t a = h0;
 +
        uint32_t b = h1;
 +
        uint32_t c = h2;
 +
        uint32_t d = h3;
 +
 +
        // Main loop:
 +
        uint32_t i;
 +
        for (i = 0; i < 64; i++) {
 +
 +
#ifdef ROUNDS
 +
            uint8_t *p;
 +
            printf("%i: ", i);
 +
            p = (uint8_t *)&a;
 +
            printf("%2.2x%2.2x%2.2x%2.2x ", p[0], p[1], p[2], p[3], a);
 +
 +
            p = (uint8_t *)&b;
 +
            printf("%2.2x%2.2x%2.2x%2.2x ", p[0], p[1], p[2], p[3], b);
 +
 +
            p = (uint8_t *)&c;
 +
            printf("%2.2x%2.2x%2.2x%2.2x ", p[0], p[1], p[2], p[3], c);
 +
 +
            p = (uint8_t *)&d;
 +
            printf("%2.2x%2.2x%2.2x%2.2x", p[0], p[1], p[2], p[3], d);
 +
            puts("");
 +
#endif       
 +
 +
            uint32_t f, g;
 +
 +
            if (i < 16) {
 +
                f = (b & c) | ((~b) & d);
 +
                g = i;
 +
            }
 +
            else if (i < 32) {
 +
                f = (d & b) | ((~d) & c);
 +
                g = (5 * i + 1) % 16;
 +
            }
 +
            else if (i < 48) {
 +
                f = b ^ c ^ d;
 +
                g = (3 * i + 5) % 16;
 +
            }
 +
            else {
 +
                f = c ^ (b | (~d));
 +
                g = (7 * i) % 16;
 +
            }
 +
 +
#ifdef ROUNDS
 +
            printf("f=%x g=%d w[g]=%x\n", f, g, w[g]);
 +
#endif
 +
            uint32_t temp = d;
 +
            d = c;
 +
            c = b;
 +
            //printf("rotateLeft(%x + %x + %x + %x, %d)\n", a, f, k[i], w[g], r[i]);
 +
            b = b + LEFTROTATE((a + f + k[i] + w[g]), r[i]);
 +
            a = temp;
 +
        }
 +
 +
        // Add this chunk's hash to result so far:
 +
 +
        h0 += a;
 +
        h1 += b;
 +
        h2 += c;
 +
        h3 += d;
 +
 +
    }
 +
 +
    // cleanup
 +
    free(msg);
 +
}
 +
 +
void calc(const char* msg)
 +
{
 +
    size_t len = strlen(msg);
 +
    md5(msg, len);
 +
 +
    //var char digest[16] := h0 append h1 append h2 append h3 //(Output is in little-endian)
 +
    uint8_t *p;
 +
 +
    // display result
 +
    unsigned char* buf = new unsigned char[16];
 +
 +
    printf("string: %s\n", msg);
 +
    printf("md5: ");
 +
 +
    p = (uint8_t *)&h0;
 +
    printf("%2.2x%2.2x%2.2x%2.2x", p[0], p[1], p[2], p[3], h0);
 +
    buf[0] = p[0];
 +
    buf[1] = p[1];
 +
    buf[2] = p[2];
 +
    buf[3] = p[3];
 +
 +
    p = (uint8_t *)&h1;
 +
    printf("%2.2x%2.2x%2.2x%2.2x", p[0], p[1], p[2], p[3], h1);
 +
    buf[4] = p[0];
 +
    buf[5] = p[1];
 +
    buf[6] = p[2];
 +
    buf[7] = p[3];
 +
 +
    p = (uint8_t *)&h2;
 +
    printf("%2.2x%2.2x%2.2x%2.2x", p[0], p[1], p[2], p[3], h2);
 +
    buf[8] = p[0];
 +
    buf[9] = p[1];
 +
    buf[10] = p[2];
 +
    buf[11] = p[3];
 +
 +
    p = (uint8_t *)&h3;
 +
    printf("%2.2x%2.2x%2.2x%2.2x", p[0], p[1], p[2], p[3], h3);
 +
    buf[12] = p[0];
 +
    buf[13] = p[1];
 +
    buf[14] = p[2];
 +
    buf[15] = p[3];
 +
 +
    uint32_t calculated_crc;
 +
    crc32(buf, 16, &calculated_crc);
 +
 +
    printf(" crc: %08x\n", calculated_crc);
 +
}
 +
 +
int main(int argc, char **argv)
 +
{
 +
    calc("TestControl1");
 +
    calc("TestControl2");
 +
    calc("TestControl3");
 +
    calc("TestControl4");
 +
 +
    calc("TestCommand1");
 +
    calc("TestCommand2");
 +
    calc("TestCommand3");
 +
    calc("TestCommand4");
 +
 +
    calc("TestCommandTest1");
 +
    calc("TestCommandTest2");
 +
    calc("TestCommandTest3");
 +
    calc("TestCommandTest4");
 +
 +
    calc("CommandTest1");
 +
    calc("CommandTest2");
 +
    calc("CommandTest3");
 +
    calc("CommandTest4");
 +
 +
    return 0;
 +
}
 +
 +
----------
 +
 +
TemplateContainer.cpp
 +
 +
#include "TemplateContainer.h"
 +
 +
#include "CustomExtensionFactory.h"
 +
 +
#ifdef GUILIANI_STREAM_GUI
 +
#include "GUIStreamReader.h"
 +
#endif
 +
 +
#ifdef GUILIANI_WRITE_GUI
 +
#include "GUIStreamWriter.h"
 +
#include "GUIControlResource.h"
 +
#endif
 +
 +
#include "GUIFactoryManager.h"
 +
#include "GUIResourceFileHandler.h"
 +
 +
#ifdef STREAMRUNTIME_APPLICATION
 +
#include "GUIStreamReaderXML.h"
 +
#endif
 +
 +
#include "GfxWrap.h"
 +
 +
#include "GUIMemLeakWatcher.h" // <-- has to be the last include
 +
 +
#define TEMPLATECONTAINER_VERSION 1
 +
 +
static const eC_Int TEMPLATECONTAINER = 10001;
 +
 +
eC_Bool TemplateContainer::ms_bInitialized = GETEXTENSIONSFACTORY->RegisterControl(ControlDescriptor(TEMPLATECONTAINER, "TemplateContainer", TemplateContainer::Create));
 +
 +
TemplateContainer::TemplateContainer(
 +
    CGUICompositeObject *const pParent,
 +
    const eC_Value &vX, const eC_Value &vY,
 +
    const eC_Value &vWidth, const eC_Value &vHeight,
 +
    const ObjectHandle_t &eID) :
 +
    CGUICompositeObject(pParent, vX, vY, vWidth, vHeight, eID)
 +
{
 +
    Init();
 +
}
 +
 +
TemplateContainer::TemplateContainer() :
 +
    CGUICompositeObject()
 +
{
 +
    Init();
 +
}
 +
 +
void TemplateContainer::Init()
 +
{
 +
    SetXMLTag("TemplateContainer");
 +
 +
    m_pkContainer = NULL;
 +
 +
#ifdef STREAMRUNTIME_APPLICATION
 +
    CGUIStreamReaderXML kReader;
 +
    try
 +
    {
 +
        CGUIObject* pkObject = GETFACTORY.LoadDialogFromFile("Template");
 +
        if (
 +
            (NULL != pkObject) &&
 +
            (pkObject->IsCompositeObject())
 +
            )
 +
        {
 +
            m_pkContainer = dynamic_cast<CGUICompositeObject*>(pkObject);
 +
            if (NULL != m_pkContainer)
 +
                m_pkContainer->SetParent(this);
 +
        }
 +
    }
 +
    catch (...)
 +
    {
 +
    }
 +
#else
 +
    // different behaviour when in GSE
 +
    CGUIStreamReaderXML kReader;
 +
 +
#endif
 +
}
 +
 +
eC_Bool TemplateContainer::DoDraw()
 +
{
 +
    if (NULL != m_pkContainer)
 +
    {
 +
        m_pkContainer->DoDraw();
 +
    }
 +
    else
 +
    {
 +
        GETGFX.SetForegroundColor(0xff44ff11);
 +
        GETGFX.FilledRect(GetAbsRect());
 +
 +
        GETGFX.SetForegroundColor(0xffff66aa);
 +
        GETGFX.SetLineWidth(eC_FromInt(2));
 +
        GETGFX.Line(GetAbsRect());
 +
        GETGFX.Line(CGUIRect(GetAbsXPosREdge(), GetAbsYPos(), GetAbsXPos(), GetAbsYPosBEdge()));
 +
    }
 +
    return true;
 +
}
 +
 +
#if defined(GUILIANI_STREAM_GUI)
 +
void TemplateContainer::ReadFromStream()
 +
{
 +
    const eC_UInt cuiVersion = ReadStreamingHeader( TEMPLATECONTAINER_VERSION);
 +
 +
    // always stream attributes of base-class first to retain order in attribute-view!
 +
    CGUIObject::ReadFromStream();
 +
 +
    switch (cuiVersion)
 +
    {
 +
    case 1:
 +
        // ************************************************************
 +
        // NOTE:    Insert custom attribute read calls here.
 +
        // ************************************************************
 +
        break;
 +
    default:
 +
        break;
 +
    }
 +
}
 +
#endif
 +
 +
#if defined(GUILIANI_WRITE_GUI)
 +
void TemplateContainer::WriteToStream(const eC_Bool bWriteClassID)
 +
{
 +
    WriteStreamingHeader( bWriteClassID, XMLTAG_CONTROLCLASSID, TEMPLATECONTAINER, TEMPLATECONTAINER_VERSION);
 +
 +
    // always stream attributes of base-class first to retain order in attribute-view!
 +
    CGUIObject::WriteToStream();
 +
 +
    // ************************************************************
 +
    // NOTE:    Insert custom attribute write calls here.
 +
    // ************************************************************
 +
 +
    WriteStreamingFooter( bWriteClassID );
 +
}
 +
#endif
 +
 +
TemplateContainer.h
 +
 +
#if !defined(TEMPLATECONTAINER_H)
 +
#define TEMPLATECONTAINER_H
 +
 +
#include "GUICompositeObject.h"
 +
 +
class TemplateContainer : public CGUICompositeObject
 +
{
 +
public:
 +
    TemplateContainer(
 +
        CGUICompositeObject *const pParent,
 +
        const eC_Value &vX, const eC_Value &vY,
 +
        const eC_Value &vWidth, const eC_Value &vHeight,
 +
        const ObjectHandle_t &eID = NO_HANDLE);
 +
 +
    TemplateContainer();
 +
 +
    // method used by the factory to create new instance
 +
    static CGUIObject* Create()
 +
    {
 +
        return new TemplateContainer();
 +
    }
 +
   
 +
#if defined(GUILIANI_STREAM_GUI)
 +
    /** Reads all attributes from streaming file.
 +
        This method is called by CGUIFactoryManager after one of the registered
 +
        factories has created an instance of this class.
 +
    */
 +
    virtual void ReadFromStream();
 +
#endif
 +
 +
#if defined(GUILIANI_WRITE_GUI)
 +
    /** Writes all attributes to the streaming file. A CGUIStreamWriter
 +
        has to be initialized first.
 +
        @param bWriteClassID This flag is used to select if writing of control
 +
              class ID, leading and trailing tags is performed.
 +
    */
 +
    virtual void WriteToStream(const eC_Bool bWriteClassID = false);
 +
#endif
 +
 +
    virtual eC_Bool DoDraw();
 +
 +
    void Init();
 +
 +
private:
 +
    static eC_Bool ms_bInitialized;
 +
 +
    CGUICompositeObject* m_pkContainer;
 +
};
 +
 +
#endif // TEMPLATECONTAINER_H

Revision as of 13:06, 9 December 2018

customextension_id_generator

/*

* Simple MD5 implementation
*
* Compile with: gcc -o md5 -O3 -lm md5.c
*/
  1. include <stdio.h>
  2. include <stdlib.h>
  3. include <string.h>
  4. include <stdint.h>

uint32_t crc32_for_byte(uint32_t r) {

   for (int j = 0; j < 8; ++j)
       r = (r & 1 ? 0 : (uint32_t)0xEDB88320L) ^ r >> 1;
   return r ^ (uint32_t)0xFF000000L;

}

void crc32(const void *data, size_t n_bytes, uint32_t* crc) {

   static uint32_t table[0x100];
   if (!*table)
       for (size_t i = 0; i < 0x100; ++i)
           table[i] = crc32_for_byte(i);
   for (size_t i = 0; i < n_bytes; ++i)
       *crc = table[(uint8_t)*crc ^ ((uint8_t*)data)[i]] ^ *crc >> 8;

}

// leftrotate function definition
  1. define LEFTROTATE(x, c) (((x) << (c)) | ((x) >> (32 - (c))))

// These vars will contain the hash uint32_t h0, h1, h2, h3;

void md5(const char* initial_msg, size_t initial_len) {

   // Message (to prepare)
   uint8_t *msg = NULL;
   // Note: All variables are unsigned 32 bit and wrap modulo 2^32 when calculating
   // r specifies the per-round shift amounts
   uint32_t r[] = { 7, 12, 17, 22, 7, 12, 17, 22, 7, 12, 17, 22, 7, 12, 17, 22,
                   5,  9, 14, 20, 5,  9, 14, 20, 5,  9, 14, 20, 5,  9, 14, 20,
                   4, 11, 16, 23, 4, 11, 16, 23, 4, 11, 16, 23, 4, 11, 16, 23,
                   6, 10, 15, 21, 6, 10, 15, 21, 6, 10, 15, 21, 6, 10, 15, 21 };
   // Use binary integer part of the sines of integers (in radians) as constants// Initialize variables:
   uint32_t k[] = {
       0xd76aa478, 0xe8c7b756, 0x242070db, 0xc1bdceee,
       0xf57c0faf, 0x4787c62a, 0xa8304613, 0xfd469501,
       0x698098d8, 0x8b44f7af, 0xffff5bb1, 0x895cd7be,
       0x6b901122, 0xfd987193, 0xa679438e, 0x49b40821,
       0xf61e2562, 0xc040b340, 0x265e5a51, 0xe9b6c7aa,
       0xd62f105d, 0x02441453, 0xd8a1e681, 0xe7d3fbc8,
       0x21e1cde6, 0xc33707d6, 0xf4d50d87, 0x455a14ed,
       0xa9e3e905, 0xfcefa3f8, 0x676f02d9, 0x8d2a4c8a,
       0xfffa3942, 0x8771f681, 0x6d9d6122, 0xfde5380c,
       0xa4beea44, 0x4bdecfa9, 0xf6bb4b60, 0xbebfbc70,
       0x289b7ec6, 0xeaa127fa, 0xd4ef3085, 0x04881d05,
       0xd9d4d039, 0xe6db99e5, 0x1fa27cf8, 0xc4ac5665,
       0xf4292244, 0x432aff97, 0xab9423a7, 0xfc93a039,
       0x655b59c3, 0x8f0ccc92, 0xffeff47d, 0x85845dd1,
       0x6fa87e4f, 0xfe2ce6e0, 0xa3014314, 0x4e0811a1,
       0xf7537e82, 0xbd3af235, 0x2ad7d2bb, 0xeb86d391 };
   h0 = 0x67452301;
   h1 = 0xefcdab89;
   h2 = 0x98badcfe;
   h3 = 0x10325476;
   // Pre-processing: adding a single 1 bit
   //append "1" bit to message    
   /* Notice: the input bytes are considered as bits strings,
      where the first bit is the most significant bit of the byte.[37] */
      // Pre-processing: padding with zeros
      //append "0" bit until message length in bit ? 448 (mod 512)
      //append length mod (2 pow 64) to message
   int new_len;
   for (new_len = initial_len * 8 + 1; new_len % 512 != 448; new_len++);
   new_len /= 8;
   msg = (uint8_t*)calloc(new_len + 64, 1); // also appends "0" bits 
                                  // (we alloc also 64 extra bytes...)
   memcpy(msg, initial_msg, initial_len);
   msg[initial_len] = 128; // write the "1" bit
   uint32_t bits_len = 8 * initial_len; // note, we append the len
   memcpy(msg + new_len, &bits_len, 4);           // in bits at the end of the buffer
   // Process the message in successive 512-bit chunks:
   //for each 512-bit chunk of message:
   int offset;
   for (offset = 0; offset < new_len; offset += (512 / 8)) {
       // break chunk into sixteen 32-bit words w[j], 0 ? j ? 15
       uint32_t *w = (uint32_t *)(msg + offset);
  1. ifdef DEBUG
       printf("offset: %d %x\n", offset, offset);
       int j;
       for (j = 0; j < 64; j++) printf("%x ", ((uint8_t *)w)[j]);
       puts("");
  1. endif
       // Initialize hash value for this chunk:
       uint32_t a = h0;
       uint32_t b = h1;
       uint32_t c = h2;
       uint32_t d = h3;
       // Main loop:
       uint32_t i;
       for (i = 0; i < 64; i++) {
  1. ifdef ROUNDS
           uint8_t *p;
           printf("%i: ", i);
           p = (uint8_t *)&a;
           printf("%2.2x%2.2x%2.2x%2.2x ", p[0], p[1], p[2], p[3], a);
           p = (uint8_t *)&b;
           printf("%2.2x%2.2x%2.2x%2.2x ", p[0], p[1], p[2], p[3], b);
           p = (uint8_t *)&c;
           printf("%2.2x%2.2x%2.2x%2.2x ", p[0], p[1], p[2], p[3], c);
           p = (uint8_t *)&d;
           printf("%2.2x%2.2x%2.2x%2.2x", p[0], p[1], p[2], p[3], d);
           puts("");
  1. endif
           uint32_t f, g;
           if (i < 16) {
               f = (b & c) | ((~b) & d);
               g = i;
           }
           else if (i < 32) {
               f = (d & b) | ((~d) & c);
               g = (5 * i + 1) % 16;
           }
           else if (i < 48) {
               f = b ^ c ^ d;
               g = (3 * i + 5) % 16;
           }
           else {
               f = c ^ (b | (~d));
               g = (7 * i) % 16;
           }
  1. ifdef ROUNDS
           printf("f=%x g=%d w[g]=%x\n", f, g, w[g]);
  1. endif
           uint32_t temp = d;
           d = c;
           c = b;
           //printf("rotateLeft(%x + %x + %x + %x, %d)\n", a, f, k[i], w[g], r[i]);
           b = b + LEFTROTATE((a + f + k[i] + w[g]), r[i]);
           a = temp;
       }
       // Add this chunk's hash to result so far:
       h0 += a;
       h1 += b;
       h2 += c;
       h3 += d;
   }
   // cleanup
   free(msg);

}

void calc(const char* msg) {

   size_t len = strlen(msg);
   md5(msg, len);
   //var char digest[16] := h0 append h1 append h2 append h3 //(Output is in little-endian)
   uint8_t *p;
   // display result
   unsigned char* buf = new unsigned char[16];
   printf("string: %s\n", msg);
   printf("md5: ");
   p = (uint8_t *)&h0;
   printf("%2.2x%2.2x%2.2x%2.2x", p[0], p[1], p[2], p[3], h0);
   buf[0] = p[0];
   buf[1] = p[1];
   buf[2] = p[2];
   buf[3] = p[3];
   p = (uint8_t *)&h1;
   printf("%2.2x%2.2x%2.2x%2.2x", p[0], p[1], p[2], p[3], h1);
   buf[4] = p[0];
   buf[5] = p[1];
   buf[6] = p[2];
   buf[7] = p[3];
   p = (uint8_t *)&h2;
   printf("%2.2x%2.2x%2.2x%2.2x", p[0], p[1], p[2], p[3], h2);
   buf[8] = p[0];
   buf[9] = p[1];
   buf[10] = p[2];
   buf[11] = p[3];
   p = (uint8_t *)&h3;
   printf("%2.2x%2.2x%2.2x%2.2x", p[0], p[1], p[2], p[3], h3);
   buf[12] = p[0];
   buf[13] = p[1];
   buf[14] = p[2];
   buf[15] = p[3];
   uint32_t calculated_crc;
   crc32(buf, 16, &calculated_crc);
   printf(" crc: %08x\n", calculated_crc);

}

int main(int argc, char **argv) {

   calc("TestControl1");
   calc("TestControl2");
   calc("TestControl3");
   calc("TestControl4");
   calc("TestCommand1");
   calc("TestCommand2");
   calc("TestCommand3");
   calc("TestCommand4");
   calc("TestCommandTest1");
   calc("TestCommandTest2");
   calc("TestCommandTest3");
   calc("TestCommandTest4");
   calc("CommandTest1");
   calc("CommandTest2");
   calc("CommandTest3");
   calc("CommandTest4");
   return 0;

}


TemplateContainer.cpp

  1. include "TemplateContainer.h"
  1. include "CustomExtensionFactory.h"
  1. ifdef GUILIANI_STREAM_GUI
  2. include "GUIStreamReader.h"
  3. endif
  1. ifdef GUILIANI_WRITE_GUI
  2. include "GUIStreamWriter.h"
  3. include "GUIControlResource.h"
  4. endif
  1. include "GUIFactoryManager.h"
  2. include "GUIResourceFileHandler.h"
  1. ifdef STREAMRUNTIME_APPLICATION
  2. include "GUIStreamReaderXML.h"
  3. endif
  1. include "GfxWrap.h"
  1. include "GUIMemLeakWatcher.h" // <-- has to be the last include
  1. define TEMPLATECONTAINER_VERSION 1

static const eC_Int TEMPLATECONTAINER = 10001;

eC_Bool TemplateContainer::ms_bInitialized = GETEXTENSIONSFACTORY->RegisterControl(ControlDescriptor(TEMPLATECONTAINER, "TemplateContainer", TemplateContainer::Create));

TemplateContainer::TemplateContainer(

   CGUICompositeObject *const pParent,
   const eC_Value &vX, const eC_Value &vY,
   const eC_Value &vWidth, const eC_Value &vHeight,
   const ObjectHandle_t &eID) :
   CGUICompositeObject(pParent, vX, vY, vWidth, vHeight, eID)

{

   Init();

}

TemplateContainer::TemplateContainer() :

   CGUICompositeObject()

{

   Init();

}

void TemplateContainer::Init() {

   SetXMLTag("TemplateContainer");
   m_pkContainer = NULL;
  1. ifdef STREAMRUNTIME_APPLICATION
   CGUIStreamReaderXML kReader;
   try
   {
       CGUIObject* pkObject = GETFACTORY.LoadDialogFromFile("Template");
       if (
           (NULL != pkObject) &&
           (pkObject->IsCompositeObject())
           )
       {
           m_pkContainer = dynamic_cast<CGUICompositeObject*>(pkObject);
           if (NULL != m_pkContainer)
               m_pkContainer->SetParent(this);
       }
   }
   catch (...)
   {
   }
  1. else
   // different behaviour when in GSE
   CGUIStreamReaderXML kReader;
  1. endif

}

eC_Bool TemplateContainer::DoDraw() {

   if (NULL != m_pkContainer)
   {
       m_pkContainer->DoDraw();
   }
   else
   {
       GETGFX.SetForegroundColor(0xff44ff11);
       GETGFX.FilledRect(GetAbsRect());
       GETGFX.SetForegroundColor(0xffff66aa);
       GETGFX.SetLineWidth(eC_FromInt(2));
       GETGFX.Line(GetAbsRect());
       GETGFX.Line(CGUIRect(GetAbsXPosREdge(), GetAbsYPos(), GetAbsXPos(), GetAbsYPosBEdge()));
   }
   return true;

}

  1. if defined(GUILIANI_STREAM_GUI)

void TemplateContainer::ReadFromStream() {

   const eC_UInt cuiVersion = ReadStreamingHeader( TEMPLATECONTAINER_VERSION);
   // always stream attributes of base-class first to retain order in attribute-view!
   CGUIObject::ReadFromStream();
   switch (cuiVersion)
   {
   case 1:
       // ************************************************************
       // NOTE:    Insert custom attribute read calls here.
       // ************************************************************
       break;
   default:
       break;
   }

}

  1. endif
  1. if defined(GUILIANI_WRITE_GUI)

void TemplateContainer::WriteToStream(const eC_Bool bWriteClassID) {

   WriteStreamingHeader( bWriteClassID, XMLTAG_CONTROLCLASSID, TEMPLATECONTAINER, TEMPLATECONTAINER_VERSION);
   // always stream attributes of base-class first to retain order in attribute-view!
   CGUIObject::WriteToStream();
   // ************************************************************
   // NOTE:    Insert custom attribute write calls here.
   // ************************************************************
   WriteStreamingFooter( bWriteClassID );

}

  1. endif

TemplateContainer.h

  1. if !defined(TEMPLATECONTAINER_H)
  2. define TEMPLATECONTAINER_H
  1. include "GUICompositeObject.h"

class TemplateContainer : public CGUICompositeObject { public:

   TemplateContainer(
       CGUICompositeObject *const pParent,
       const eC_Value &vX, const eC_Value &vY,
       const eC_Value &vWidth, const eC_Value &vHeight,
       const ObjectHandle_t &eID = NO_HANDLE);
   TemplateContainer();
   // method used by the factory to create new instance
   static CGUIObject* Create()
   {
       return new TemplateContainer();
   }
   
  1. if defined(GUILIANI_STREAM_GUI)
   /** Reads all attributes from streaming file.
       This method is called by CGUIFactoryManager after one of the registered
       factories has created an instance of this class.
   */
   virtual void ReadFromStream();
  1. endif
  1. if defined(GUILIANI_WRITE_GUI)
   /** Writes all attributes to the streaming file. A CGUIStreamWriter
       has to be initialized first.
       @param bWriteClassID This flag is used to select if writing of control
              class ID, leading and trailing tags is performed.
   */
   virtual void WriteToStream(const eC_Bool bWriteClassID = false);
  1. endif
   virtual eC_Bool DoDraw();
   void Init();

private:

   static eC_Bool ms_bInitialized;
   CGUICompositeObject* m_pkContainer;

};

  1. endif // TEMPLATECONTAINER_H