72 lines
1.3 KiB
C
72 lines
1.3 KiB
C
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#include "encrypt.h"
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#include "cpuid.h"
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/*
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<EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ܹ<EFBFBD><EFBFBD><EFBFBD>
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Ŀ<EFBFBD>ģ<EFBFBD><EFBFBD><EFBFBD>ֹ<EFBFBD><EFBFBD>оƬ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ŀ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ص<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>忨ʹ<EFBFBD><EFBFBD>
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ʹ<EFBFBD>÷<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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1, <EFBFBD><EFBFBD>.c<EFBFBD>ļ<EFBFBD><EFBFBD>ж<EFBFBD><EFBFBD><EFBFBD> const static u16 <EFBFBD>ı<EFBFBD><EFBFBD><EFBFBD>
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2. <EFBFBD><EFBFBD> AddToEncrypt <EFBFBD><EFBFBD><EFBFBD>ӵ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ܹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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3. <EFBFBD>ں<EFBFBD><EFBFBD>ʵ<EFBFBD>ʱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> CheckEncrypt <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϼ<EFBFBD><EFBFBD>ܹ<EFBFBD><EFBFBD><EFBFBD>
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4. <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ϣ<EFBFBD><EFBFBD><EFBFBD>...<EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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*/
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#define MAX_ENCRYPT_NUM 32 // <20><><EFBFBD><EFBFBD>֧<EFBFBD>ֵļ<D6B5><C4BC><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8><EFBFBD>
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int g_encryptNum = 0;
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const u16 * g_encryptList[MAX_ENCRYPT_NUM];
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// <20><><EFBFBD>Ӽ<EFBFBD><D3BC><EFBFBD><EFBFBD>ֵ<EFBFBD><D6B5><EFBFBD><EFBFBD>ܹ<EFBFBD><DCB9><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> const static <20><><EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD>
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int AddToEncrypt(const u16 * pEncryptWord)
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{
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if (g_encryptNum < MAX_ENCRYPT_NUM)
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{
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g_encryptList[g_encryptNum] = pEncryptWord;
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g_encryptNum++;
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}
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return g_encryptNum;
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}
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ0<CEAA><30><EFBFBD>Ƿ<EFBFBD>
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int CheckEncrypt(void)
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{
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int rslt = 0;
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int i, j;
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const u16 * pEncrype;
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int idnum = sizeof(CpuId) / sizeof(u16);
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CpuId id;
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GetCpuID(&id);
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for (i = 0, j = 0; i < g_encryptNum; i++, j++)
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{
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pEncrype = g_encryptList[i];
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j %= idnum;
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if (id.wbuff[j] != *pEncrype)
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{
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if (*pEncrype == 0xffff) // <20><>һ<EFBFBD><D2BB><EFBFBD><EFBFBD>д<EFBFBD><D0B4><EFBFBD><EFBFBD>idд<64><D0B4>flash
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{
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/*
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FLASH_Unlock();
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FLASH_ClearFlag(FLASH_FLAG_BSY|FLASH_FLAG_EOP|FLASH_FLAG_PGERR|FLASH_FLAG_WRPRTERR);
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FLASH_ProgramWord((u32)pEncrype, id.wbuff[j]);
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FLASH_Lock();
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*/
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}
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else
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{
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rslt = i+1;
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break;
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}
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}
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}
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return rslt;
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}
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