Add a SHA-1 implementation to libpayload.

Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Peter Stuge <peter@stuge.se>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3212 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

1 files changed, 22 insertions, 0 deletions

diff --git a/payloads/libpayload/include/libpayload.h b/payloads/libpayload/include/libpayload.h
index fb3403a005..5595ff6978 100644
--- a/payloads/libpayload/include/libpayload.h
+++ b/payloads/libpayload/include/libpayload.h
@@ -41,6 +41,14 @@
 #define MAX(a,b) ((a) > (b) ? (a) : (b))
 #define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
 
+#define LITTLE_ENDIAN	1234
+#define BIG_ENDIAN	4321
+#ifdef CONFIG_TARGET_I386
+#define BYTE_ORDER	LITTLE_ENDIAN
+#else
+#define BYTE_ORDER	BIG_ENDIAN
+#endif
+
 /* Some NVRAM byte definitions */
 #define NVRAM_RTC_SECONDS        0
 #define NVRAM_RTC_MINUTES        2
@@ -117,6 +125,20 @@ int vsprintf(char *str, const char *fmt, va_list ap);
 int printf(const char *fmt, ...);
 int vprintf(const char *fmt, va_list ap);
 
+/* libc/sha1.c */
+#define SHA1_BLOCK_LENGTH	64
+#define SHA1_DIGEST_LENGTH	20
+typedef struct {
+	u32 state[5];
+	u64 count;
+	u8 buffer[SHA1_BLOCK_LENGTH];
+} SHA1_CTX;
+void SHA1Init(SHA1_CTX *context);
+void SHA1Transform(u32 state[5], const u8 buffer[SHA1_BLOCK_LENGTH]);
+void SHA1Update(SHA1_CTX *context, const u8 *data, size_t len);
+void SHA1Final(u8 digest[SHA1_DIGEST_LENGTH], SHA1_CTX *context);
+u8 *sha1(const u8 *data, size_t len, u8 *buf);
+
 /* libc/string.c */
 size_t strnlen(const char *str, size_t maxlen);
 size_t strlen(const char *str);