From e379ba90cf8e94ce176c8b49be5e36f9ec444795 Mon Sep 17 00:00:00 2001
From: Tim Ruehsen <tim.ruehsen@gmx.de>
Date: Mon, 24 Mar 2014 09:48:01 +0100
Subject: [PATCH] replaced md5 by sha1 checksumming

---
 include/libpsl-inline.h       | 5 +++--
 src/psl-inline.c              | 6 +++---
 src/psl2c.c                   | 4 ++--
 tests/test-is-public-inline.c | 4 ++--
 4 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/include/libpsl-inline.h b/include/libpsl-inline.h
index 6012395..d4ad50f 100644
--- a/include/libpsl-inline.h
+++ b/include/libpsl-inline.h
@@ -68,9 +68,10 @@ time_t
 // returns mtime of PSL source file
 time_t
 	psl_inline_builtin_file_time(void);
-// returns MD5 checksum of PSL source file
+
+// returns MD5 checksum (hex-encoded, lowercase) of PSL source file
 const char *
-	psl_inline_builtin_md5sum(void);
+	psl_inline_builtin_sha1sum(void);
 
 PSL_END_DECLS
 
diff --git a/src/psl-inline.c b/src/psl-inline.c
index 3002e08..51600d9 100644
--- a/src/psl-inline.c
+++ b/src/psl-inline.c
@@ -159,8 +159,8 @@ time_t psl_inline_builtin_file_time(void)
 	return _psl_file_time;
 }
 
-// returns MD5 checksum of PSL source file
-const char *psl_inline_builtin_md5sum(void)
+// returns MD5 checksum (hex-encoded, lowercase) of PSL source file
+const char *psl_inline_builtin_sha1sum(void)
 {
-	return _psl_md5_checksum;
+	return _psl_sha1_checksum;
 }
diff --git a/src/psl2c.c b/src/psl2c.c
index 8c9ce0d..5672fa7 100644
--- a/src/psl2c.c
+++ b/src/psl2c.c
@@ -114,7 +114,7 @@ int main(int argc, const char **argv)
 		_print_psl_entries(fpout, psl->suffixes, "suffixes");
 		_print_psl_entries(fpout, psl->suffix_exceptions, "suffix_exceptions");
 
-		snprintf(cmd, sizeof(cmd), "md5sum %s", argv[1]);
+		snprintf(cmd, sizeof(cmd), "sha1sum %s", argv[1]);
 		if ((pp = popen(cmd, "r"))) {
 			if (fscanf(pp, "%63[0-9a-zA-Z]", checksum) < 1)
 				*checksum = 0;
@@ -125,7 +125,7 @@ int main(int argc, const char **argv)
 			st.st_mtime = 0;
 		fprintf(fpout, "static time_t _psl_file_time = %lu;\n", st.st_mtime);
 		fprintf(fpout, "static time_t _psl_compile_time = %lu;\n", time(NULL));
-		fprintf(fpout, "static char _psl_md5_checksum[] = \"%s\";\n", checksum);
+		fprintf(fpout, "static char _psl_sha1_checksum[] = \"%s\";\n", checksum);
 
 		if (fclose(fpout) != 0)
 			ret = 4;
diff --git a/tests/test-is-public-inline.c b/tests/test-is-public-inline.c
index 0af7915..56afe41 100644
--- a/tests/test-is-public-inline.c
+++ b/tests/test-is-public-inline.c
@@ -89,8 +89,8 @@ static void test_psl(void)
 	printf("psl_builtin_file_time()=%ld\n", psl_inline_builtin_file_time());
 	psl_inline_builtin_file_time() == 0 ? failed++ : ok++;
 
-	printf("psl_builtin_md5sum()=%s\n", psl_inline_builtin_md5sum());
-	*psl_inline_builtin_md5sum() == 0 ? failed++ : ok++;
+	printf("psl_builtin_sha1sum()=%s\n", psl_inline_builtin_sha1sum());
+	*psl_inline_builtin_sha1sum() == 0 ? failed++ : ok++;
 
 	psl_inline_deinit();
 }