secimage: Use libz's crc32 function

This is to trick libreboot into not deleting misc.c when checking
out coreboot.

Change-Id: I8f0bb5cb3eb5681f99c616ae03de126efab852a9
Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-on: http://review.coreboot.org/11134
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>

5 files changed, 4 insertions, 60 deletions

diff --git a/util/broadcom/secimage/Makefile b/util/broadcom/secimage/Makefile
index 58f3bc182c..9dd1396948 100644
--- a/util/broadcom/secimage/Makefile
+++ b/util/broadcom/secimage/Makefile
@@ -17,7 +17,7 @@ CC = gcc
 RM = rm
 CFLAGS += -Wall -g
 
-LIBS = -lssl -lcrypto
+LIBS = -lssl -lcrypto -lz
 
 %.o : %.c
 	$(CC) -c $(CFLAGS) -o $@ $<
diff --git a/util/broadcom/secimage/Makefile.inc b/util/broadcom/secimage/Makefile.inc
index a171a42462..fefe576708 100644
--- a/util/broadcom/secimage/Makefile.inc
+++ b/util/broadcom/secimage/Makefile.inc
@@ -4,7 +4,7 @@ secimageobj += io.o
 secimageobj += misc.o
 secimageobj += sbi.o
 
-LIBS = -lssl -lcrypto
+LIBS = -lssl -lcrypto -lz
 
 additional-dirs += $(objutil)/broadcom/secimage
 
diff --git a/util/broadcom/secimage/misc.c b/util/broadcom/secimage/misc.c
index e793ffce59..a64c448741 100644
--- a/util/broadcom/secimage/misc.c
+++ b/util/broadcom/secimage/misc.c
@@ -54,59 +54,3 @@ void FillHeaderFromConfigFile(char *h, char *ConfigFileName)
 		}
 	}
 }
-
-static const uint32_t crc32_table[256] = {
-	0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419, 0x706af48f,
-	0xe963a535, 0x9e6495a3, 0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988,
-	0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91, 0x1db71064, 0x6ab020f2,
-	0xf3b97148, 0x84be41de, 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7,
-	0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec, 0x14015c4f, 0x63066cd9,
-	0xfa0f3d63, 0x8d080df5, 0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172,
-	0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b, 0x35b5a8fa, 0x42b2986c,
-	0xdbbbc9d6, 0xacbcf940, 0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59,
-	0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423,
-	0xcfba9599, 0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924,
-	0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d, 0x76dc4190, 0x01db7106,
-	0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433,
-	0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d,
-	0x91646c97, 0xe6635c01, 0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e,
-	0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457, 0x65b0d9c6, 0x12b7e950,
-	0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65,
-	0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2, 0x4adfa541, 0x3dd895d7,
-	0xa4d1c46d, 0xd3d6f4fb, 0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0,
-	0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9, 0x5005713c, 0x270241aa,
-	0xbe0b1010, 0xc90c2086, 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f,
-	0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17, 0x2eb40d81,
-	0xb7bd5c3b, 0xc0ba6cad, 0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a,
-	0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683, 0xe3630b12, 0x94643b84,
-	0x0d6d6a3e, 0x7a6a5aa8, 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1,
-	0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb,
-	0x196c3671, 0x6e6b06e7, 0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc,
-	0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5, 0xd6d6a3e8, 0xa1d1937e,
-	0x38d8c2c4, 0x4fdff252, 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b,
-	0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60, 0xdf60efc3, 0xa867df55,
-	0x316e8eef, 0x4669be79, 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236,
-	0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, 0xc5ba3bbe, 0xb2bd0b28,
-	0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d,
-	0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a, 0x9c0906a9, 0xeb0e363f,
-	0x72076785, 0x05005713, 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38,
-	0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21, 0x86d3d2d4, 0xf1d4e242,
-	0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777,
-	0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c, 0x8f659eff, 0xf862ae69,
-	0x616bffd3, 0x166ccf45, 0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2,
-	0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db, 0xaed16a4a, 0xd9d65adc,
-	0x40df0b66, 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9,
-	0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6, 0xbad03605, 0xcdd70693,
-	0x54de5729, 0x23d967bf, 0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94,
-	0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d
-};
-
-uint32_t calc_crc32(uint32_t initval, uint8_t *charArr, uint32_t arraySize)
-{
-	uint32_t cval = initval;
-	int ijk;
-	for (ijk = 0; ijk < arraySize; ijk++)
-		cval = (cval >> 8) ^ crc32_table[(cval & 0xFF) ^ *charArr++];
-
-	return cval;
-}
diff --git a/util/broadcom/secimage/sbi.c b/util/broadcom/secimage/sbi.c
index b5d9a12d1e..58d4a39989 100644
--- a/util/broadcom/secimage/sbi.c
+++ b/util/broadcom/secimage/sbi.c
@@ -17,6 +17,7 @@
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <unistd.h>
+#include <zlib.h>
 #include "secimage.h"
 
 #define MIN_SIZE	(1024*120)
@@ -150,7 +151,7 @@ int CreateSecureBootImage(int ac, char **av)
 
 		if (!status) {
 			((HEADER *)buf)->Length = sbiLen;
-			((HEADER *)buf)->crc = calc_crc32(0xFFFFFFFF,
+			((HEADER *)buf)->crc = crc32(0xFFFFFFFF,
 							  (uint8_t *)buf, 12);
 
 			printf("Generating Image file %s: %d bytes\n",
diff --git a/util/broadcom/secimage/secimage.h b/util/broadcom/secimage/secimage.h
index cea661c396..395e66ae83 100644
--- a/util/broadcom/secimage/secimage.h
+++ b/util/broadcom/secimage/secimage.h
@@ -39,7 +39,6 @@ int DataRead(char *filename, uint8_t *buf, int *length);
 int AppendHMACSignature(uint8_t *data, uint32_t length, char *filename,
 			uint32_t offset);
 int ReadBinaryFile(char *fname, uint8_t *buf, int maxlen);
-uint32_t calc_crc32(uint32_t initval, uint8_t *charArr, uint32_t arraySize);
 void FillHeaderFromConfigFile(char *h, char *ConfigFileName);
 
 #endif /* _SECIMAGE_H_ */