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Date:      Tue, 18 Apr 2023 18:31:28 GMT
From:      John Baldwin <jhb@FreeBSD.org>
To:        src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org
Subject:   git: e4253ae822ec - main - rpc.rstatd/rwalld: Use more accurate function pointer types.
Message-ID:  <202304181831.33IIVSiF026553@gitrepo.freebsd.org>

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The branch main has been updated by jhb:

URL: https://cgit.FreeBSD.org/src/commit/?id=e4253ae822ec819a6258b98023c90378b894896a

commit e4253ae822ec819a6258b98023c90378b894896a
Author:     John Baldwin <jhb@FreeBSD.org>
AuthorDate: 2023-04-18 18:21:50 +0000
Commit:     John Baldwin <jhb@FreeBSD.org>
CommitDate: 2023-04-18 18:21:50 +0000

    rpc.rstatd/rwalld: Use more accurate function pointer types.
    
    Reviewed by:    zlei, rmacklem
    Differential Revision:  https://reviews.freebsd.org/D39521
---
 libexec/rpc.rstatd/rstat_proc.c | 33 +++++++++++++++++----------------
 libexec/rpc.rwalld/rwalld.c     | 19 ++++++++++---------
 2 files changed, 27 insertions(+), 25 deletions(-)

diff --git a/libexec/rpc.rstatd/rstat_proc.c b/libexec/rpc.rstatd/rstat_proc.c
index f0f2ffd65b57..1f1bb7cf4048 100644
--- a/libexec/rpc.rstatd/rstat_proc.c
+++ b/libexec/rpc.rstatd/rstat_proc.c
@@ -406,9 +406,10 @@ rstat_service(struct svc_req *rqstp, SVCXPRT *transp)
 	union {
 		int fill;
 	} argument;
-	char *result;
-	bool_t (*xdr_argument)(), (*xdr_result)();
-	char *(*local)();
+	void *result;
+	xdrproc_t xdr_argument, xdr_result;
+	typedef void *(svc_cb)(void *arg, struct svc_req *rqstp);
+	svc_cb *local;
 
 	switch (rqstp->rq_proc) {
 	case NULLPROC:
@@ -416,17 +417,17 @@ rstat_service(struct svc_req *rqstp, SVCXPRT *transp)
 		goto leave;
 
 	case RSTATPROC_STATS:
-		xdr_argument = xdr_void;
-		xdr_result = xdr_statstime;
+		xdr_argument = (xdrproc_t)xdr_void;
+		xdr_result = (xdrproc_t)xdr_statstime;
                 switch (rqstp->rq_vers) {
                 case RSTATVERS_ORIG:
-                        local = (char *(*)()) rstatproc_stats_1_svc;
+                        local = (svc_cb *)rstatproc_stats_1_svc;
                         break;
                 case RSTATVERS_SWTCH:
-                        local = (char *(*)()) rstatproc_stats_2_svc;
+                        local = (svc_cb *)rstatproc_stats_2_svc;
                         break;
                 case RSTATVERS_TIME:
-                        local = (char *(*)()) rstatproc_stats_3_svc;
+                        local = (svc_cb *)rstatproc_stats_3_svc;
                         break;
                 default:
                         svcerr_progvers(transp, RSTATVERS_ORIG, RSTATVERS_TIME);
@@ -436,17 +437,17 @@ rstat_service(struct svc_req *rqstp, SVCXPRT *transp)
 		break;
 
 	case RSTATPROC_HAVEDISK:
-		xdr_argument = xdr_void;
-		xdr_result = xdr_u_int;
+		xdr_argument = (xdrproc_t)xdr_void;
+		xdr_result = (xdrproc_t)xdr_u_int;
                 switch (rqstp->rq_vers) {
                 case RSTATVERS_ORIG:
-                        local = (char *(*)()) rstatproc_havedisk_1_svc;
+                        local = (svc_cb *)rstatproc_havedisk_1_svc;
                         break;
                 case RSTATVERS_SWTCH:
-                        local = (char *(*)()) rstatproc_havedisk_2_svc;
+                        local = (svc_cb *)rstatproc_havedisk_2_svc;
                         break;
                 case RSTATVERS_TIME:
-                        local = (char *(*)()) rstatproc_havedisk_3_svc;
+                        local = (svc_cb *)rstatproc_havedisk_3_svc;
                         break;
                 default:
                         svcerr_progvers(transp, RSTATVERS_ORIG, RSTATVERS_TIME);
@@ -460,16 +461,16 @@ rstat_service(struct svc_req *rqstp, SVCXPRT *transp)
 		goto leave;
 	}
 	bzero((char *)&argument, sizeof(argument));
-	if (!svc_getargs(transp, (xdrproc_t)xdr_argument, &argument)) {
+	if (!svc_getargs(transp, xdr_argument, &argument)) {
 		svcerr_decode(transp);
 		goto leave;
 	}
 	result = (*local)(&argument, rqstp);
 	if (result != NULL &&
-	    !svc_sendreply(transp, (xdrproc_t)xdr_result, result)) {
+	    !svc_sendreply(transp, xdr_result, result)) {
 		svcerr_systemerr(transp);
 	}
-	if (!svc_freeargs(transp, (xdrproc_t)xdr_argument, &argument))
+	if (!svc_freeargs(transp, xdr_argument, &argument))
 		errx(1, "unable to free arguments");
 leave:
         if (from_inetd)
diff --git a/libexec/rpc.rwalld/rwalld.c b/libexec/rpc.rwalld/rwalld.c
index 1261b2301277..adde226cfba8 100644
--- a/libexec/rpc.rwalld/rwalld.c
+++ b/libexec/rpc.rwalld/rwalld.c
@@ -167,9 +167,10 @@ wallprog_1(struct svc_req *rqstp, SVCXPRT *transp)
 	union {
 		char *wallproc_wall_1_arg;
 	} argument;
-	char *result;
-	bool_t (*xdr_argument)(), (*xdr_result)();
-	char *(*local)();
+	void *result;
+	xdrproc_t xdr_argument, xdr_result;
+	typedef void *(svc_cb)(void *arg, struct svc_req *rqstp);
+	svc_cb *local;
 
 	switch (rqstp->rq_proc) {
 	case NULLPROC:
@@ -177,9 +178,9 @@ wallprog_1(struct svc_req *rqstp, SVCXPRT *transp)
 		goto leave;
 
 	case WALLPROC_WALL:
-		xdr_argument = xdr_wrapstring;
-		xdr_result = xdr_void;
-		local = (char *(*)()) wallproc_wall_1_svc;
+		xdr_argument = (xdrproc_t)xdr_wrapstring;
+		xdr_result = (xdrproc_t)xdr_void;
+		local = (svc_cb *)wallproc_wall_1_svc;
 		break;
 
 	default:
@@ -187,16 +188,16 @@ wallprog_1(struct svc_req *rqstp, SVCXPRT *transp)
 		goto leave;
 	}
 	bzero(&argument, sizeof(argument));
-	if (!svc_getargs(transp, (xdrproc_t)xdr_argument, &argument)) {
+	if (!svc_getargs(transp, xdr_argument, &argument)) {
 		svcerr_decode(transp);
 		goto leave;
 	}
 	result = (*local)(&argument, rqstp);
 	if (result != NULL &&
-	    !svc_sendreply(transp, (xdrproc_t)xdr_result, result)) {
+	    !svc_sendreply(transp, xdr_result, result)) {
 		svcerr_systemerr(transp);
 	}
-	if (!svc_freeargs(transp, (xdrproc_t)xdr_argument, &argument)) {
+	if (!svc_freeargs(transp, xdr_argument, &argument)) {
 		syslog(LOG_ERR, "unable to free arguments");
 		exit(1);
 	}



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