added ws202425 courses

2023_CS50X/memory/smiley/bmp.h

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+// BMP-related data types based on Microsoft's own
+
+#include <stdint.h>
+
+/**
+ * Common Data Types
+ *
+ * The data types in this section are essentially aliases for C/C++
+ * primitive data types.
+ *
+ * Adapted from http://msdn.microsoft.com/en-us/library/cc230309.aspx.
+ * See http://en.wikipedia.org/wiki/Stdint.h for more on stdint.h.
+ */
+typedef uint8_t  BYTE;
+typedef uint32_t DWORD;
+typedef int32_t  LONG;
+typedef uint16_t WORD;
+
+/**
+ * BITMAPFILEHEADER
+ *
+ * The BITMAPFILEHEADER structure contains information about the type, size,
+ * and layout of a file that contains a DIB [device-independent bitmap].
+ *
+ * Adapted from http://msdn.microsoft.com/en-us/library/dd183374(VS.85).aspx.
+ */
+typedef struct
+{
+    WORD   bfType;
+    DWORD  bfSize;
+    WORD   bfReserved1;
+    WORD   bfReserved2;
+    DWORD  bfOffBits;
+} __attribute__((__packed__))
+BITMAPFILEHEADER;
+
+/**
+ * BITMAPINFOHEADER
+ *
+ * The BITMAPINFOHEADER structure contains information about the
+ * dimensions and color format of a DIB [device-independent bitmap].
+ *
+ * Adapted from http://msdn.microsoft.com/en-us/library/dd183376(VS.85).aspx.
+ */
+typedef struct
+{
+    DWORD  biSize;
+    LONG   biWidth;
+    LONG   biHeight;
+    WORD   biPlanes;
+    WORD   biBitCount;
+    DWORD  biCompression;
+    DWORD  biSizeImage;
+    LONG   biXPelsPerMeter;
+    LONG   biYPelsPerMeter;
+    DWORD  biClrUsed;
+    DWORD  biClrImportant;
+} __attribute__((__packed__))
+BITMAPINFOHEADER;
+
+/**
+ * RGBTRIPLE
+ *
+ * This structure describes a color consisting of relative intensities of
+ * red, green, and blue.
+ *
+ * Adapted from http://msdn.microsoft.com/en-us/library/aa922590.aspx.
+ */
+typedef struct
+{
+    BYTE  rgbtBlue;
+    BYTE  rgbtGreen;
+    BYTE  rgbtRed;
+} __attribute__((__packed__))
+RGBTRIPLE;