Deleted Added
sdiff udiff text old ( 157779 ) new ( 158115 )
full compact
getprotoname.c (157779) getprotoname.c (158115)
1/*
2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

--- 21 unchanged lines hidden (view full) ---

30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34#if defined(LIBC_SCCS) && !defined(lint)
35static char sccsid[] = "@(#)getprotoname.c 8.1 (Berkeley) 6/4/93";
36#endif /* LIBC_SCCS and not lint */
37#include <sys/cdefs.h>
1/*
2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

--- 21 unchanged lines hidden (view full) ---

30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34#if defined(LIBC_SCCS) && !defined(lint)
35static char sccsid[] = "@(#)getprotoname.c 8.1 (Berkeley) 6/4/93";
36#endif /* LIBC_SCCS and not lint */
37#include <sys/cdefs.h>
38__FBSDID("$FreeBSD: head/lib/libc/net/getprotoname.c 157779 2006-04-15 16:20:27Z ume $");
38__FBSDID("$FreeBSD: head/lib/libc/net/getprotoname.c 158115 2006-04-28 12:03:38Z ume $");
39
40#include <netdb.h>
39
40#include <netdb.h>
41#include <nsswitch.h>
41#include <string.h>
42#include "netdb_private.h"
42#include <string.h>
43#include "netdb_private.h"
44#ifdef NS_CACHING
45#include "nscache.h"
46#endif
47#include "nss_tls.h"
43
48
44int
45getprotobyname_r(const char *name, struct protoent *pptr, char *buffer,
46 size_t buflen, struct protoent **result)
49static const ns_src defaultsrc[] = {
50 { NSSRC_FILES, NS_SUCCESS },
51 { NULL, 0 }
52};
53
54#ifdef NS_CACHING
55extern int __proto_id_func(char *, size_t *, va_list, void *);
56extern int __proto_marshal_func(char *, size_t *, void *, va_list, void *);
57extern int __proto_unmarshal_func(char *, size_t, void *, va_list, void *);
58#endif
59
60static int
61files_getprotobyname(void *retval, void *mdata, va_list ap)
47{
48 struct protoent pe;
49 struct protoent_data *ped;
50 char **cp;
51 int error;
52
62{
63 struct protoent pe;
64 struct protoent_data *ped;
65 char **cp;
66 int error;
67
53 if ((ped = __protoent_data_init()) == NULL)
54 return (-1);
68 char *name;
69 struct protoent *pptr;
70 char *buffer;
71 size_t buflen;
72 int *errnop;
55
73
74 name = va_arg(ap, char *);
75 pptr = va_arg(ap, struct protoent *);
76 buffer = va_arg(ap, char *);
77 buflen = va_arg(ap, size_t);
78 errnop = va_arg(ap, int *);
79
80
81 if ((ped = __protoent_data_init()) == NULL) {
82 *errnop = -1;
83 return (NS_NOTFOUND);
84 }
85
56 __setprotoent_p(ped->stayopen, ped);
57 while ((error = __getprotoent_p(&pe, ped)) == 0) {
58 if (strcmp(pe.p_name, name) == 0)
59 break;
60 for (cp = pe.p_aliases; *cp != 0; cp++)
61 if (strcmp(*cp, name) == 0)
62 goto found;
63 }
64found:
65 if (!ped->stayopen)
66 __endprotoent_p(ped);
86 __setprotoent_p(ped->stayopen, ped);
87 while ((error = __getprotoent_p(&pe, ped)) == 0) {
88 if (strcmp(pe.p_name, name) == 0)
89 break;
90 for (cp = pe.p_aliases; *cp != 0; cp++)
91 if (strcmp(*cp, name) == 0)
92 goto found;
93 }
94found:
95 if (!ped->stayopen)
96 __endprotoent_p(ped);
67 if (error != 0)
68 return (-1);
69 if (__copy_protoent(&pe, pptr, buffer, buflen) != 0)
70 return (-1);
71 *result = pptr;
72 return (0);
97 if (error != 0) {
98 *errnop = -1;
99 return (NS_NOTFOUND);
100 }
101 if (__copy_protoent(&pe, pptr, buffer, buflen) != 0) {
102 *errnop = -1;
103 return (NS_NOTFOUND);
104 }
105
106 *((struct protoent **)retval) = pptr;
107 return (NS_SUCCESS);
73}
74
108}
109
110
111int
112getprotobyname_r(const char *name, struct protoent *pptr, char *buffer,
113 size_t buflen, struct protoent **result)
114{
115#ifdef NS_CACHING
116 static const nss_cache_info cache_info =
117 NS_COMMON_CACHE_INFO_INITIALIZER(
118 protocols, (void *)nss_lt_name,
119 __proto_id_func, __proto_marshal_func, __proto_unmarshal_func);
120#endif
121 static const ns_dtab dtab[] = {
122 { NSSRC_FILES, files_getprotobyname, NULL },
123#ifdef NS_CACHING
124 NS_CACHE_CB(&cache_info)
125#endif
126 { NULL, NULL, NULL }
127 };
128 int rv, ret_errno;
129
130 ret_errno = 0;
131 *result = NULL;
132 rv = nsdispatch(result, dtab, NSDB_PROTOCOLS, "getprotobyname_r",
133 defaultsrc, name, pptr, buffer, buflen, &ret_errno);
134
135 if (rv == NS_SUCCESS)
136 return (0);
137 else
138 return (ret_errno);
139}
140
75struct protoent *
76getprotobyname(const char *name)
77{
78 struct protodata *pd;
79 struct protoent *rval;
80
81 if ((pd = __protodata_init()) == NULL)
82 return (NULL);
83 if (getprotobyname_r(name, &pd->proto, pd->data, sizeof(pd->data),
84 &rval) != 0)
85 return (NULL);
86 return (rval);
87}
141struct protoent *
142getprotobyname(const char *name)
143{
144 struct protodata *pd;
145 struct protoent *rval;
146
147 if ((pd = __protodata_init()) == NULL)
148 return (NULL);
149 if (getprotobyname_r(name, &pd->proto, pd->data, sizeof(pd->data),
150 &rval) != 0)
151 return (NULL);
152 return (rval);
153}