zhongfuqiang上传最新代码20250325

FactoryTestTool/SourceCode/Widget/SerialPortHandler/crc32.h

@@ -0,0 +1,37 @@
+#ifndef _crc32_h_
+#define _crc32_h_
+
+#pragma pack(push, 1)
+struct BMPHeader {
+    char bfType[2];
+    uint32_t bfSize;
+    uint16_t bfReserved1;
+    uint16_t bfReserved2;
+    uint32_t bfOffBits;
+    uint32_t biSize;
+    int32_t  biWidth;
+    int32_t  biHeight;
+    uint16_t biPlanes;
+    uint16_t biBitCount;
+    uint32_t biCompression;
+    uint32_t biSizeImage;
+    int32_t  biXPelsPerMeter;
+    int32_t  biYPelsPerMeter;
+    uint32_t biClrUsed;
+    uint32_t biClrImportant;
+};
+#pragma pack(pop)
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+unsigned int crc32(unsigned int crc, const void *buf, size_t len);
+void crc32init(unsigned int *crc);
+void crc32update(unsigned int *crc, const void * b, size_t len);
+void crc32final(unsigned int *crc);
+unsigned int crcsimple(const void *buf, size_t len);
+#ifdef __cplusplus
+}
+#endif
+
+#endif