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authorZixuan Tan <tanzixuan.me@gmail.com>2022-08-26 01:00:58 +0800
committerArnaldo Carvalho de Melo <acme@redhat.com>2022-09-06 09:45:23 -0300
commit6ea9da51a5c00c9d9309c4c9aa21cbe63c799c56 (patch)
tree329fa1a2781d31339d39f2bd845f64397585015f /tools
parentcbd7bfc7fd99acdde58ec2b0bce990158fba1654 (diff)
perf genelf: Switch deprecated openssl MD5_* functions to new EVP API
Switch to the flavored EVP API like in test-libcrypto.c, and remove the bad gcc #pragma. Inspired-by: 5b245985a6de5ac1 ("tools build: Switch to new openssl API for test-libcrypto") Signed-off-by: Zixuan Tan <tanzixuan.me@gmail.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lore.kernel.org/lkml/CABwm_eTnARC1GwMD-JF176k8WXU1Z0+H190mvXn61yr369qt6g@mail.gmail.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/util/genelf.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/tools/perf/util/genelf.c b/tools/perf/util/genelf.c
index 953338b9e887..ed28a0dbcb7f 100644
--- a/tools/perf/util/genelf.c
+++ b/tools/perf/util/genelf.c
@@ -30,10 +30,6 @@
#define BUILD_ID_URANDOM /* different uuid for each run */
-// FIXME, remove this and fix the deprecation warnings before its removed and
-// We'll break for good here...
-#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
-
#ifdef HAVE_LIBCRYPTO_SUPPORT
#define BUILD_ID_MD5
@@ -45,6 +41,7 @@
#endif
#ifdef BUILD_ID_MD5
+#include <openssl/evp.h>
#include <openssl/md5.h>
#endif
#endif
@@ -142,15 +139,20 @@ gen_build_id(struct buildid_note *note,
static void
gen_build_id(struct buildid_note *note, unsigned long load_addr, const void *code, size_t csize)
{
- MD5_CTX context;
+ EVP_MD_CTX *mdctx;
if (sizeof(note->build_id) < 16)
errx(1, "build_id too small for MD5");
- MD5_Init(&context);
- MD5_Update(&context, &load_addr, sizeof(load_addr));
- MD5_Update(&context, code, csize);
- MD5_Final((unsigned char *)note->build_id, &context);
+ mdctx = EVP_MD_CTX_new();
+ if (!mdctx)
+ errx(2, "failed to create EVP_MD_CTX");
+
+ EVP_DigestInit_ex(mdctx, EVP_md5(), NULL);
+ EVP_DigestUpdate(mdctx, &load_addr, sizeof(load_addr));
+ EVP_DigestUpdate(mdctx, code, csize);
+ EVP_DigestFinal_ex(mdctx, (unsigned char *)note->build_id, NULL);
+ EVP_MD_CTX_free(mdctx);
}
#endif