lib/sha1: use ul_/UL_prefix for symbols

Unfortunately, the symbols are visible in statically compiled libuuid
and the names are too generic.

Addresses: https://github.com/karelzak/util-linux/issues/548
Signed-off-by: Karel Zak <kzak@redhat.com>

1 files changed, 15 insertions, 34 deletions

diff --git a/include/sha1.h b/include/sha1.h
index 5c28bce92..62af1da6f 100644
--- a/include/sha1.h
+++ b/include/sha1.h
@@ -1,5 +1,5 @@
-#ifndef SHA1_H
-#define SHA1_H
+#ifndef UTIL_LINUX_SHA1_H
+#define UTIL_LINUX_SHA1_H
 
 /*
    SHA-1 in C
@@ -9,38 +9,19 @@
 
 #include "stdint.h"
 
-#define SHA1LENGTH		20
+#define UL_SHA1LENGTH		20
 
 typedef struct
 {
-    uint32_t state[5];
-    uint32_t count[2];
-    unsigned char buffer[64];
-} SHA1_CTX;
-
-void SHA1Transform(
-    uint32_t state[5],
-    const unsigned char buffer[64]
-    );
-
-void SHA1Init(
-    SHA1_CTX * context
-    );
-
-void SHA1Update(
-    SHA1_CTX * context,
-    const unsigned char *data,
-    uint32_t len
-    );
-
-void SHA1Final(
-    unsigned char digest[SHA1LENGTH],
-    SHA1_CTX * context
-    );
-
-void SHA1(
-    char *hash_out,
-    const char *str,
-    unsigned len);
-
-#endif /* SHA1_H */
+    uint32_t	state[5];
+    uint32_t	count[2];
+    unsigned	char buffer[64];
+} UL_SHA1_CTX;
+
+void ul_SHA1Transform(uint32_t state[5], const unsigned char buffer[64]);
+void ul_SHA1Init(UL_SHA1_CTX *context);
+void ul_SHA1Update(UL_SHA1_CTX *context, const unsigned char *data, uint32_t len);
+void ul_SHA1Final(unsigned char digest[UL_SHA1LENGTH], UL_SHA1_CTX *context);
+void ul_SHA1(char *hash_out, const char *str, unsigned len);
+
+#endif /* UTIL_LINUX_SHA1_H */