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From 822739a9f5163f6836a05e694faaa7b88d74f39c Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Petr=20Men=C5=A1=C3=ADk?= <pemensik@redhat.com>
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Date: Tue, 9 Jan 2018 17:01:04 +0100
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Subject: [PATCH] Fix machine portability issues, fixes tests on non-x86
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architectures
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---
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lib/isc/tests/hash_test.c | 15 +++++++++++++++
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lib/isc/unix/include/isc/int.h | 2 +-
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2 files changed, 16 insertions(+), 1 deletion(-)
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diff --git a/lib/isc/tests/hash_test.c b/lib/isc/tests/hash_test.c
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index 0c287e83fa..d51b44fa26 100644
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--- a/lib/isc/tests/hash_test.c
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+++ b/lib/isc/tests/hash_test.c
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@@ -1784,6 +1784,18 @@ ATF_TC_BODY(isc_hmacmd5, tc) {
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}
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#endif
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+#ifdef WORDS_BIGENDIAN
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+/* Source: https://stackoverflow.com/questions/2182002/convert-big-endian-to-little-endian-in-c-without-using-provided-func */
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+static inline isc_uint64_t
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+swap_uint64(isc_uint64_t val) {
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+ val = ((val << 8) & 0xFF00FF00FF00FF00ULL ) |
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+ ((val >> 8) & 0x00FF00FF00FF00FFULL );
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+ val = ((val << 16) & 0xFFFF0000FFFF0000ULL ) |
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+ ((val >> 16) & 0x0000FFFF0000FFFFULL );
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+ return (val << 32) | (val >> 32);
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+}
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+#endif
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+
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/* CRC64 Test */
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ATF_TC(isc_crc64);
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ATF_TC_HEAD(isc_crc64, tc) {
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@@ -1839,6 +1851,9 @@ ATF_TC_BODY(isc_crc64, tc) {
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testcase->input_len);
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}
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isc_crc64_final(&crc;;
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+#ifdef WORDS_BIGENDIAN
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+ crc = swap_uint64(crc);
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+#endif
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tohexstr((unsigned char *) &crc, sizeof(crc), str);
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ATF_CHECK_STREQ(str, testcase->result);
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diff --git a/lib/isc/unix/include/isc/int.h b/lib/isc/unix/include/isc/int.h
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index 00fc048f65..706353eaca 100644
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--- a/lib/isc/unix/include/isc/int.h
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+++ b/lib/isc/unix/include/isc/int.h
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@@ -13,7 +13,7 @@
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/*! \file */
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-typedef char isc_int8_t;
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+typedef signed char isc_int8_t;
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typedef unsigned char isc_uint8_t;
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typedef short isc_int16_t;
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typedef unsigned short isc_uint16_t;
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--
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2.14.3
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