From f87d84631c24422a7fb96d2bda4f6771ff58f87f Mon Sep 17 00:00:00 2001
From: qiyongzhong0 <917768104@qq.com>
Date: Fri, 31 Jul 2020 16:15:18 +0800
Subject: [PATCH] fix bug of pre-compile

---
 src/crc16.c | 10 ++--------
 src/crc32.c | 10 ++--------
 src/crc8.c  | 12 +++---------
 3 files changed, 7 insertions(+), 25 deletions(-)

diff --git a/src/crc16.c b/src/crc16.c
index d3d384d..f52e7c7 100644
--- a/src/crc16.c
+++ b/src/crc16.c
@@ -10,9 +10,7 @@
 
 #ifdef CRCLIB_USING_CRC16
 
-#ifdef CRC16_USING_CONST_TABLE
-
-#if (CRC16_POLY == 0xA001)
+#if (defined(CRC16_USING_CONST_TABLE) && (CRC16_POLY == 0xA001))
 static const u16 crc16_table[] = {
 	0x0000, 0xC0C1, 0xC181, 0x0140, 0xC301, 0x03C0, 0x0280, 0xC241, 
 	0xC601, 0x06C0, 0x0780, 0xC741, 0x0500, 0xC5C1, 0xC481, 0x0440, 
@@ -47,7 +45,7 @@ static const u16 crc16_table[] = {
 	0x4400, 0x84C1, 0x8581, 0x4540, 0x8701, 0x47C0, 0x4680, 0x8641, 
 	0x8201, 0x42C0, 0x4380, 0x8341, 0x4100, 0x81C1, 0x8081, 0x4040
 };
-#elif (CRC16_POLY == 0x8408)
+#elif (defined(CRC16_USING_CONST_TABLE) && (CRC16_POLY == 0x8408))
 const u16 crc16_table[] = {
 	0x0000, 0x1189, 0x2312, 0x329B, 0x4624, 0x57AD, 0x6536, 0x74BF, 
 	0x8C48, 0x9DC1, 0xAF5A, 0xBED3, 0xCA6C, 0xDBE5, 0xE97E, 0xF8F7, 
@@ -82,10 +80,7 @@ const u16 crc16_table[] = {
 	0xF78F, 0xE606, 0xD49D, 0xC514, 0xB1AB, 0xA022, 0x92B9, 0x8330, 
 	0x7BC7, 0x6A4E, 0x58D5, 0x495C, 0x3DE3, 0x2C6A, 0x1EF1, 0x0F78
 };
-#endif
-
 #else
-
 static u16 crc16_table[256];
 void crc16_table_init(void)
 {
@@ -109,7 +104,6 @@ void crc16_table_init(void)
     }
 }
 INIT_BOARD_EXPORT(crc16_table_init);
-
 #endif
 
 u16 crc16_cyc_cal(u16 init_val, u8 *pdata, u32 len)
diff --git a/src/crc32.c b/src/crc32.c
index acb5efb..8b2b917 100644
--- a/src/crc32.c
+++ b/src/crc32.c
@@ -10,9 +10,7 @@
 
 #ifdef CRCLIB_USING_CRC32
 
-#ifdef CRC32_USING_CONST_TABLE
-
-#if (CRC32_POLY == 0xEDB88320)
+#if (defined(CRC32_USING_CONST_TABLE) && (CRC32_POLY == 0xEDB88320))
 const u32 crc32_table[] = {
 	0x00000000, 0x77073096, 0xEE0E612C, 0x990951BA, 0x076DC419, 0x706AF48F, 0xE963A535, 0x9E6495A3, 
 	0x0EDB8832, 0x79DCB8A4, 0xE0D5E91E, 0x97D2D988, 0x09B64C2B, 0x7EB17CBD, 0xE7B82D07, 0x90BF1D91, 
@@ -47,7 +45,7 @@ const u32 crc32_table[] = {
 	0xBDBDF21C, 0xCABAC28A, 0x53B39330, 0x24B4A3A6, 0xBAD03605, 0xCDD70693, 0x54DE5729, 0x23D967BF, 
 	0xB3667A2E, 0xC4614AB8, 0x5D681B02, 0x2A6F2B94, 0xB40BBE37, 0xC30C8EA1, 0x5A05DF1B, 0x2D02EF8D
 };
-#elif (CRC32_POLY == 0x82F63B78))
+#elif (defined(CRC32_USING_CONST_TABLE) && (CRC32_POLY == 0x82F63B78))
 const u32 crc32_table[] = {
 	0x00000000, 0xF26B8303, 0xE13B70F7, 0x1350F3F4, 0xC79A971F, 0x35F1141C, 0x26A1E7E8, 0xD4CA64EB, 
 	0x8AD958CF, 0x78B2DBCC, 0x6BE22838, 0x9989AB3B, 0x4D43CFD0, 0xBF284CD3, 0xAC78BF27, 0x5E133C24, 
@@ -82,10 +80,7 @@ const u32 crc32_table[] = {
 	0xF36E6F75, 0x0105EC76, 0x12551F82, 0xE03E9C81, 0x34F4F86A, 0xC69F7B69, 0xD5CF889D, 0x27A40B9E, 
 	0x79B737BA, 0x8BDCB4B9, 0x988C474D, 0x6AE7C44E, 0xBE2DA0A5, 0x4C4623A6, 0x5F16D052, 0xAD7D5351
 };
-#endif
-
 #else
-
 static u32 crc32_table[256];
 void crc32_table_init(void)
 {
@@ -109,7 +104,6 @@ void crc32_table_init(void)
     }
 }
 INIT_BOARD_EXPORT(crc32_table_init);
-
 #endif
 
 u32 crc32_cyc_cal(u32 init_val, u8 *pdata, u32 len)
diff --git a/src/crc8.c b/src/crc8.c
index 413fc0d..815ac6f 100644
--- a/src/crc8.c
+++ b/src/crc8.c
@@ -10,9 +10,7 @@
 
 #ifdef CRCLIB_USING_CRC8
 
-#ifdef CRC8_USING_CONST_TABLE
-
-#if (CRC8_POLY == 0x8C)
+#if (defined(CRC8_USING_CONST_TABLE) && (CRC8_POLY == 0x8C))
 const u8 crc8_table[] = {
 	0x00, 0x5E, 0xBC, 0xE2, 0x61, 0x3F, 0xDD, 0x83, 
 	0xC2, 0x9C, 0x7E, 0x20, 0xA3, 0xFD, 0x1F, 0x41, 
@@ -47,7 +45,7 @@ const u8 crc8_table[] = {
 	0x74, 0x2A, 0xC8, 0x96, 0x15, 0x4B, 0xA9, 0xF7, 
 	0xB6, 0xE8, 0x0A, 0x54, 0xD7, 0x89, 0x6B, 0x35
 };
-#elif (CRC8_POLY == 0xD9)
+#elif (defined(CRC8_USING_CONST_TABLE) && (CRC8_POLY == 0xD9))
 const u8 crc8_table[] = {
 	0x00, 0xD0, 0x13, 0xC3, 0x26, 0xF6, 0x35, 0xE5, 
 	0x4C, 0x9C, 0x5F, 0x8F, 0x6A, 0xBA, 0x79, 0xA9, 
@@ -82,10 +80,7 @@ const u8 crc8_table[] = {
 	0x77, 0xA7, 0x64, 0xB4, 0x51, 0x81, 0x42, 0x92, 
 	0x3B, 0xEB, 0x28, 0xF8, 0x1D, 0xCD, 0x0E, 0xDE
 };
-#endif
-
 #else
-
 static u8 crc8_table[256];
 void crc8_table_init(void)
 {
@@ -109,7 +104,6 @@ void crc8_table_init(void)
     }
 }
 INIT_BOARD_EXPORT(crc8_table_init);
-
 #endif
 
 u8 crc8_cyc_cal(u8 init_val, u8 *pdata, u32 len)
@@ -128,7 +122,7 @@ u8 crc8_cyc_cal(u8 init_val, u8 *pdata, u32 len)
 	return(crc8);
 }
 
-u8 crc8_cal(u8 *pdata, u32 len)//计算长度Len数量数据的CRC校验值，返回计算出的校验值
+u8 crc8_cal(u8 *pdata, u32 len)
 {
 	return(crc8_cyc_cal(CRC8_INIT_VAL, pdata, len) ^ CRC8_INIT_VAL);	
 }