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From 8576e0c218634e6f7ed1b6ff02fa164fb0c75f86 Mon Sep 17 00:00:00 2001
From: Mingli Yu <mingli.yu@windriver.com>
Date: Wed, 29 Apr 2020 03:50:32 +0000
Subject: [PATCH] iputils_md5dig.h: Initialize libgcrypt
Initialize libgcrypt on first use otherwise
there comes below warning when check the status
of the ninfod.service.
# systemctl status ninfod.service
* ninfod.service - Respond to IPv6 Node Information Queries
Loaded: loaded (/lib/systemd/system/ninfod.service; enabled; vendor preset: enabled)
Active: active (running) since Wed 2020-04-29 05:18:21 UTC; 36s ago
Docs: man:ninfod(8)
Main PID: 347 (ninfod)
Tasks: 1 (limit: 9382)
Memory: 1.2M
CGroup: /system.slice/ninfod.service
`-347 /sbin/ninfod -d
Apr 29 05:18:21 intel-x86-64 systemd[1]: Started Respond to IPv6 Node Information Queries.
Apr 29 05:18:24 intel-x86-64 ninfod[347]: Libgcrypt warning: missing initialization - please fix the application
Upstream-Status: Inappropriate [the upstream avoids linking to crypto libraries in
commit 214ed83 common: copy md5 implementation to iputils project]
Signed-off-by: Mingli Yu <mingli.yu@windriver.com>
---
iputils_md5dig.h | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/iputils_md5dig.h b/iputils_md5dig.h
index bfa7f02..3cc3fbf 100644
--- a/iputils_md5dig.h
+++ b/iputils_md5dig.h
@@ -24,8 +24,17 @@ typedef struct {
gcry_md_hd_t dig;
} iputils_md5dig_ctx;
+void maybeInit()
+{
+ if (!gcry_control(GCRYCTL_INITIALIZATION_FINISHED_P))
+ {
+ gcry_control(GCRYCTL_INITIALIZATION_FINISHED, 0);
+ }
+}
+
static void iputils_md5dig_init(iputils_md5dig_ctx *ctx)
{
+ maybeInit();
if (gcry_md_open(&ctx->dig, GCRY_MD_MD5, 0) != GPG_ERR_NO_ERROR)
abort();
return;
--
2.24.1
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