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143 lines
6.2 KiB
143 lines
6.2 KiB
/*******************************************************************************************
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*
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* raylib [core] example - compute hash
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*
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* Example complexity rating: [★★☆☆] 2/4
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*
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* Example originally created with raylib 5.6-dev, last time updated with raylib 5.6-dev
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*
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* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified,
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* BSD-like license that allows static linking with closed source software
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*
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* Copyright (c) 2025 Ramon Santamaria (@raysan5)
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*
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********************************************************************************************/
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#include "raylib.h"
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#define RAYGUI_IMPLEMENTATION
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#include "raygui.h"
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//----------------------------------------------------------------------------------
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// Module Functions Declaration
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//----------------------------------------------------------------------------------
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static char *GetDataAsHexText(const unsigned int *data, int dataSize);
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//------------------------------------------------------------------------------------
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// Program main entry point
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//------------------------------------------------------------------------------------
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int main(void)
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{
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// Initialization
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//--------------------------------------------------------------------------------------
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const int screenWidth = 800;
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const int screenHeight = 450;
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InitWindow(screenWidth, screenHeight, "raylib [core] example - compute hash");
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// UI controls variables
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char textInput[96] = "The quick brown fox jumps over the lazy dog.";
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bool textBoxEditMode = false;
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bool btnComputeHashes = false;
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// Data hash values
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unsigned int hashCRC32 = 0;
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unsigned int *hashMD5 = NULL;
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unsigned int *hashSHA1 = NULL;
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unsigned int *hashSHA256 = NULL;
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// Base64 encoded data
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char *base64Text = NULL;
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int base64TextSize = 0;
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SetTargetFPS(60);
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//--------------------------------------------------------------------------------------
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// Main game loop
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while (!WindowShouldClose()) // Detect window close button or ESC key
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{
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// Update
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//----------------------------------------------------------------------------------
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if (btnComputeHashes)
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{
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int textInputLen = strlen(textInput);
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// Encode data to Base64 string (includes NULL terminator), memory must be MemFree()
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base64Text = EncodeDataBase64((unsigned char *)textInput, textInputLen, &base64TextSize);
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hashCRC32 = ComputeCRC32((unsigned char *)textInput, textInputLen); // Compute CRC32 hash code (4 bytes)
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hashMD5 = ComputeMD5((unsigned char *)textInput, textInputLen); // Compute MD5 hash code, returns static int[4] (16 bytes)
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hashSHA1 = ComputeSHA1((unsigned char *)textInput, textInputLen); // Compute SHA1 hash code, returns static int[5] (20 bytes)
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hashSHA256 = ComputeSHA256((unsigned char *)textInput, textInputLen); // Compute SHA256 hash code, returns static int[8] (32 bytes)
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}
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//----------------------------------------------------------------------------------
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// Draw
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//----------------------------------------------------------------------------------
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BeginDrawing();
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ClearBackground(RAYWHITE);
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GuiSetStyle(DEFAULT, TEXT_SIZE, 20);
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GuiSetStyle(DEFAULT, TEXT_SPACING, 2);
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GuiLabel((Rectangle){ 40, 26, 720, 32 }, "INPUT DATA (TEXT):");
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GuiSetStyle(DEFAULT, TEXT_SPACING, 1);
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GuiSetStyle(DEFAULT, TEXT_SIZE, 10);
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if (GuiTextBox((Rectangle){ 40, 64, 720, 32 }, textInput, 95, textBoxEditMode)) textBoxEditMode = !textBoxEditMode;
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btnComputeHashes = GuiButton((Rectangle){ 40, 64 + 40, 720, 32 }, "COMPUTE INPUT DATA HASHES");
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GuiSetStyle(DEFAULT, TEXT_SIZE, 20);
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GuiSetStyle(DEFAULT, TEXT_SPACING, 2);
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GuiLabel((Rectangle){ 40, 160, 720, 32 }, "INPUT DATA HASH VALUES:");
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GuiSetStyle(DEFAULT, TEXT_SPACING, 1);
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GuiSetStyle(DEFAULT, TEXT_SIZE, 10);
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GuiSetStyle(TEXTBOX, TEXT_READONLY, 1);
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GuiLabel((Rectangle){ 40, 200, 120, 32 }, "CRC32 [32 bit]:");
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GuiTextBox((Rectangle){ 40 + 120, 200, 720 - 120, 32 }, GetDataAsHexText(&hashCRC32, 1), 120, false);
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GuiLabel((Rectangle){ 40, 200 + 36, 120, 32 }, "MD5 [128 bit]:");
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GuiTextBox((Rectangle){ 40 + 120, 200 + 36, 720 - 120, 32 }, GetDataAsHexText(hashMD5, 4), 120, false);
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GuiLabel((Rectangle){ 40, 200 + 36*2, 120, 32 }, "SHA1 [160 bit]:");
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GuiTextBox((Rectangle){ 40 + 120, 200 + 36*2, 720 - 120, 32 }, GetDataAsHexText(hashSHA1, 5), 120, false);
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GuiLabel((Rectangle){ 40, 200 + 36*3, 120, 32 }, "SHA256 [256 bit]:");
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GuiTextBox((Rectangle){ 40 + 120, 200 + 36*3, 720 - 120, 32 }, GetDataAsHexText(hashSHA256, 8), 120, false);
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GuiSetState(STATE_FOCUSED);
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GuiLabel((Rectangle){ 40, 200 + 36*5 - 30, 320, 32 }, "BONUS - BAS64 ENCODED STRING:");
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GuiSetState(STATE_NORMAL);
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GuiLabel((Rectangle){ 40, 200 + 36*5, 120, 32 }, "BASE64 ENCODING:");
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GuiTextBox((Rectangle){ 40 + 120, 200 + 36*5, 720 - 120, 32 }, base64Text, 120, false);
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GuiSetStyle(TEXTBOX, TEXT_READONLY, 0);
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EndDrawing();
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//----------------------------------------------------------------------------------
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}
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// De-Initialization
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//--------------------------------------------------------------------------------------
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MemFree(base64Text); // Free Base64 text data
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CloseWindow(); // Close window and OpenGL context
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//--------------------------------------------------------------------------------------
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return 0;
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}
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//----------------------------------------------------------------------------------
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// Module Functions Definition
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//----------------------------------------------------------------------------------
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static char *GetDataAsHexText(const unsigned int *data, int dataSize)
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{
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static char text[128] = { 0 };
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memset(text, 0, 128);
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if ((data != NULL) && (dataSize > 0) && (dataSize < ((128/8) - 1)))
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{
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for (int i = 0; i < dataSize; i++) TextCopy(text + i*8, TextFormat("%08X", data[i]));
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}
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else TextCopy(text, "00000000");
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return text;
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}
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