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glibc getproto*_r()

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This commit is contained in:
Mark Andrews
2001-07-16 08:37:45 +00:00
parent fd61f111a8
commit 101e6adfe0
4 changed files with 66 additions and 4 deletions
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25
lib/bind/configure.in
View File

@@ -18,7 +18,7 @@ AC_DIVERT_PUSH(AC_DIVERSION_NOTICE)dnl
esyscmd([sed "s/^/# /" COPYRIGHT])dnl
AC_DIVERT_POP()dnl
AC_REVISION($Revision: 1.71 $)
AC_REVISION($Revision: 1.72 $)
AC_INIT(resolv/herror.c)
AC_PREREQ(2.13)
@@ -1792,9 +1792,30 @@ PROTO_R_BAD="#define PROTO_R_BAD NULL"
PROTO_R_COPY="#define PROTO_R_COPY buf, buflen"
PROTO_R_COPY_ARGS="#define PROTO_R_COPY_ARGS PROTO_R_ARGS"
PROTO_R_OK="#define PROTO_R_OK pptr"
PROTO_R_SETANSWER="#undef PROTO_R_SETANSWER"
PROTO_R_RETURN="#define PROTO_R_RETURN struct protoent *"
]
,
AC_TRY_COMPILE(
[
#include <netdb.h>
int getprotoent_r (struct protoent *, char *, size_t, struct protoent **);
]
,
[return (0);]
,
[
PROTO_R_ARGS="#define PROTO_R_ARGS char *buf, size_t buflen, struct protoent **answerp"
PROTO_R_BAD="#define PROTO_R_BAD ERANGE"
PROTO_R_COPY="#define PROTO_R_COPY buf, buflen"
PROTO_R_COPY_ARGS="#define PROTO_R_COPY_ARGS char *buf, size_t buflen"
PROTO_R_OK="#define PROTO_R_OK 0"
PROTO_R_SETANSWER="#define PROTO_R_SETANSWER 1"
PROTO_R_RETURN="#define PROTO_R_RETURN int"
]
,
)
)
,
PROTO_R_ARGS="#define PROTO_R_ARGS char *buf, int buflen"
@@ -1802,6 +1823,7 @@ PROTO_R_BAD="#define PROTO_R_BAD NULL"
PROTO_R_COPY="#define PROTO_R_COPY buf, buflen"
PROTO_R_COPY_ARGS="#define PROTO_R_COPY_ARGS PROTO_R_ARGS"
PROTO_R_OK="#define PROTO_R_OK pptr"
PROTO_R_SETANSWER="#undef PROTO_R_SETANSWER"
PROTO_R_RETURN="#define PROTO_R_RETURN struct protoent *"
)
AC_SUBST(PROTO_R_ARGS)
@@ -1809,6 +1831,7 @@ AC_SUBST(PROTO_R_BAD)
AC_SUBST(PROTO_R_COPY)
AC_SUBST(PROTO_R_COPY_ARGS)
AC_SUBST(PROTO_R_OK)
AC_SUBST(PROTO_R_SETANSWER)
AC_SUBST(PROTO_R_RETURN)
AC_CHECK_FUNC(endprotoent_r,

10
lib/bind/include/netdb.h
View File

@@ -86,7 +86,7 @@
/*
* @(#)netdb.h 8.1 (Berkeley) 6/2/93
* $Id: netdb.h,v 1.8 2001/07/16 08:05:19 marka Exp $
* $Id: netdb.h,v 1.9 2001/07/16 08:37:44 marka Exp $
*/
#ifndef _NETDB_H_
@@ -470,11 +470,19 @@ struct netent *getnetent_r __P((struct netent *, char *, int));
void setnetent_r __P((int));
void endnetent_r __P((void));
#ifdef __GLIBC__
int getprotobyname_r __P((const char *, struct protoent *, char *,
size_t, struct protoent **));
int getprotobynumber_r __P((int, struct protoent *, char *, size_t,
struct protoent **));
int getprotoent_r __P((struct protoent *, char *, size_t, struct protoent **));
#else
struct protoent *getprotobyname_r __P((const char *,
struct protoent *, char *, int));
struct protoent *getprotobynumber_r __P((int,
struct protoent *, char *, int));
struct protoent *getprotoent_r __P((struct protoent *, char *, int));
#endif
void setprotoent_r __P((int));
void endprotoent_r __P((void));

34
lib/bind/irs/getprotoent_r.c
View File

@@ -16,7 +16,7 @@
*/
#if defined(LIBC_SCCS) && !defined(lint)
static const char rcsid[] = "$Id: getprotoent_r.c,v 1.2 2001/07/15 23:29:46 marka Exp $";
static const char rcsid[] = "$Id: getprotoent_r.c,v 1.3 2001/07/16 08:37:45 marka Exp $";
#endif /* LIBC_SCCS and not lint */
#include <port_before.h>
@@ -39,21 +39,41 @@ copy_protoent(struct protoent *, struct protoent *, PROTO_R_COPY_ARGS);
PROTO_R_RETURN
getprotobyname_r(const char *name, struct protoent *pptr, PROTO_R_ARGS) {
struct protoent *pe = getprotobyname(name);
#ifdef PROTO_R_SETANSWER
int n = 0;
if (pe == NULL || (n = copy_protoent(pe, pptr, PROTO_R_COPY)) != 0)
*answerp = NULL;
else
*answerp = pptr;
return (n);
#else
if (pe == NULL)
return (PROTO_R_BAD);
return (copy_protoent(pe, pptr, PROTO_R_COPY));
#endif
}
PROTO_R_RETURN
getprotobynumber_r(int proto, struct protoent *pptr, PROTO_R_ARGS) {
struct protoent *pe = getprotobynumber(proto);
#ifdef PROTO_R_SETANSWER
int n = 0;
if (pe == NULL || (n = copy_protoent(pe, pptr, PROTO_R_COPY)) != 0)
*answerp = NULL;
else
*answerp = pptr;
return (n);
#else
if (pe == NULL)
return (PROTO_R_BAD);
return (copy_protoent(pe, pptr, PROTO_R_COPY));
#endif
}
/*
@@ -65,11 +85,21 @@ getprotobynumber_r(int proto, struct protoent *pptr, PROTO_R_ARGS) {
PROTO_R_RETURN
getprotoent_r(struct protoent *pptr, PROTO_R_ARGS) {
struct protoent *pe = getprotoent();
#ifdef PROTO_R_SETANSWER
int n = 0;
if (pe == NULL || (n = copy_protoent(pe, pptr, PROTO_R_COPY)) != 0)
*answerp = NULL;
else
*answerp = pptr;
return (n);
#else
if (pe == NULL)
return (PROTO_R_BAD);
return (copy_protoent(pe, pptr, PROTO_R_COPY));
#endif
}
PROTO_R_SET_RETURN
@@ -114,7 +144,7 @@ copy_protoent(struct protoent *pe, struct protoent *pptr, PROTO_R_COPY_ARGS) {
len += strlen(pe->p_name) + 1;
len += numptr * sizeof(char*);
if (len > buflen) {
if (len > (int)buflen) {
errno = ERANGE;
return (PROTO_R_BAD);
}

1
lib/bind/port_before.h.in
View File

@@ -84,6 +84,7 @@ struct timezone; /* silence warning */
@PROTO_R_END_RETURN@
@PROTO_R_ENT_ARGS@
@PROTO_R_OK@
@PROTO_R_SETANSWER@
@PROTO_R_RETURN@
@PROTO_R_SET_RESULT@
@PROTO_R_SET_RETURN@