diff options
Diffstat (limited to 'security/sssd2/files/bsdnss.c')
| -rw-r--r-- | security/sssd2/files/bsdnss.c | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/security/sssd2/files/bsdnss.c b/security/sssd2/files/bsdnss.c new file mode 100644 index 000000000000..6a1152100c67 --- /dev/null +++ b/security/sssd2/files/bsdnss.c @@ -0,0 +1,196 @@ +#include <errno.h> +#include <sys/param.h> +#include <netinet/in.h> +#include <pwd.h> +#include <grp.h> +#include <nss.h> +#include <netdb.h> + +extern enum nss_status _nss_sss_getgrent_r(struct group *, char *, size_t, + int *); +extern enum nss_status _nss_sss_getgrnam_r(const char *, struct group *, + char *, size_t, int *); +extern enum nss_status _nss_sss_getgrgid_r(gid_t gid, struct group *, char *, + size_t, int *); +extern enum nss_status _nss_sss_setgrent(void); +extern enum nss_status _nss_sss_endgrent(void); + +extern enum nss_status _nss_sss_getpwent_r(struct passwd *, char *, size_t, + int *); +extern enum nss_status _nss_sss_getpwnam_r(const char *, struct passwd *, + char *, size_t, int *); +extern enum nss_status _nss_sss_getpwuid_r(gid_t gid, struct passwd *, char *, + size_t, int *); +extern enum nss_status _nss_sss_setpwent(void); +extern enum nss_status _nss_sss_endpwent(void); + +extern enum nss_status _nss_sss_gethostbyname_r(const char *name, + struct hostent * result, + char *buffer, size_t buflen, + int *errnop, + int *h_errnop); + +extern enum nss_status _nss_sss_gethostbyname2_r(const char *name, int af, + struct hostent * result, + char *buffer, size_t buflen, + int *errnop, + int *h_errnop); +extern enum nss_status _nss_sss_gethostbyaddr_r(struct in_addr * addr, int len, + int type, + struct hostent * result, + char *buffer, size_t buflen, + int *errnop, int *h_errnop); + +extern enum nss_status _nss_sss_getgroupmembership(const char *uname, + gid_t agroup, gid_t *groups, + int maxgrp, int *grpcnt); + +NSS_METHOD_PROTOTYPE(__nss_compat_getgroupmembership); +NSS_METHOD_PROTOTYPE(__nss_compat_getgrnam_r); +NSS_METHOD_PROTOTYPE(__nss_compat_getgrgid_r); +NSS_METHOD_PROTOTYPE(__nss_compat_getgrent_r); +NSS_METHOD_PROTOTYPE(__nss_compat_setgrent); +NSS_METHOD_PROTOTYPE(__nss_compat_endgrent); + +NSS_METHOD_PROTOTYPE(__nss_compat_getpwnam_r); +NSS_METHOD_PROTOTYPE(__nss_compat_getpwuid_r); +NSS_METHOD_PROTOTYPE(__nss_compat_getpwent_r); +NSS_METHOD_PROTOTYPE(__nss_compat_setpwent); +NSS_METHOD_PROTOTYPE(__nss_compat_endpwent); + +NSS_METHOD_PROTOTYPE(__nss_compat_gethostbyname); +NSS_METHOD_PROTOTYPE(__nss_compat_gethostbyname2); +NSS_METHOD_PROTOTYPE(__nss_compat_gethostbyaddr); + +static ns_mtab methods[] = { +{ NSDB_GROUP, "getgrnam_r", __nss_compat_getgrnam_r, _nss_sss_getgrnam_r }, +{ NSDB_GROUP, "getgrgid_r", __nss_compat_getgrgid_r, _nss_sss_getgrgid_r }, +{ NSDB_GROUP, "getgrent_r", __nss_compat_getgrent_r, _nss_sss_getgrent_r }, +{ NSDB_GROUP, "getgroupmembership", __nss_compat_getgroupmembership, _nss_sss_getgroupmembership }, +{ NSDB_GROUP, "setgrent", __nss_compat_setgrent, _nss_sss_setgrent }, +{ NSDB_GROUP, "endgrent", __nss_compat_endgrent, _nss_sss_endgrent }, + +{ NSDB_PASSWD, "getpwnam_r", __nss_compat_getpwnam_r, _nss_sss_getpwnam_r }, +{ NSDB_PASSWD, "getpwuid_r", __nss_compat_getpwuid_r, _nss_sss_getpwuid_r }, +{ NSDB_PASSWD, "getpwent_r", __nss_compat_getpwent_r, _nss_sss_getpwent_r }, +{ NSDB_PASSWD, "setpwent", __nss_compat_setpwent, _nss_sss_setpwent }, +{ NSDB_PASSWD, "endpwent", __nss_compat_endpwent, _nss_sss_endpwent }, + +// { NSDB_HOSTS, "gethostbyname", __nss_compat_gethostbyname, _nss_sss_gethostbyname_r }, +//{ NSDB_HOSTS, "gethostbyaddr", __nss_compat_gethostbyaddr, _nss_sss_gethostbyaddr_r }, +//{ NSDB_HOSTS, "gethostbyname2", __nss_compat_gethostbyname2, _nss_sss_gethostbyname2_r }, + +{ NSDB_GROUP_COMPAT, "getgrnam_r", __nss_compat_getgrnam_r, _nss_sss_getgrnam_r }, +{ NSDB_GROUP_COMPAT, "getgrgid_r", __nss_compat_getgrgid_r, _nss_sss_getgrgid_r }, +{ NSDB_GROUP_COMPAT, "getgrent_r", __nss_compat_getgrent_r, _nss_sss_getgrent_r }, +{ NSDB_GROUP_COMPAT, "setgrent", __nss_compat_setgrent, _nss_sss_setgrent }, +{ NSDB_GROUP_COMPAT, "endgrent", __nss_compat_endgrent, _nss_sss_endgrent }, + +{ NSDB_PASSWD_COMPAT, "getpwnam_r", __nss_compat_getpwnam_r, _nss_sss_getpwnam_r }, +{ NSDB_PASSWD_COMPAT, "getpwuid_r", __nss_compat_getpwuid_r, _nss_sss_getpwuid_r }, +{ NSDB_PASSWD_COMPAT, "getpwent_r", __nss_compat_getpwent_r, _nss_sss_getpwent_r }, +{ NSDB_PASSWD_COMPAT, "setpwent", __nss_compat_setpwent, _nss_sss_setpwent }, +{ NSDB_PASSWD_COMPAT, "endpwent", __nss_compat_endpwent, _nss_sss_endpwent }, + +}; + + +ns_mtab * +nss_module_register(const char *source, unsigned int *mtabsize, + nss_module_unregister_fn *unreg) +{ + *mtabsize = sizeof(methods)/sizeof(methods[0]); + *unreg = NULL; + return (methods); +} + +int __nss_compat_getgroupmembership(void *retval, void *mdata, va_list ap) +{ + int (*fn)(const char *, gid_t, gid_t *, int, int *); + + const char *uname; + gid_t agroup; + gid_t *groups; + int maxgrp; + int *grpcnt; + int errnop = 0; + enum nss_status status; + + fn = mdata; + uname = va_arg(ap, const char *); + agroup = va_arg(ap, gid_t); + groups = va_arg(ap, gid_t *); + maxgrp = va_arg(ap, int); + grpcnt = va_arg(ap, int *); + status = fn(uname, agroup, groups, maxgrp, grpcnt); + status = __nss_compat_result(status, errnop); + return (status); +} + +int __nss_compat_gethostbyname(void *retval, void *mdata, va_list ap) +{ + enum nss_status (*fn)(const char *, struct hostent *, char *, size_t, int *, int *); + const char *name; + struct hostent *result; + char buffer[1024]; + size_t buflen = 1024; + int errnop; + int h_errnop; + int af; + enum nss_status status; + + fn = mdata; + name = va_arg(ap, const char*); + af = va_arg(ap,int); + result = va_arg(ap,struct hostent *); + status = fn(name, result, buffer, buflen, &errnop, &h_errnop); + status = __nss_compat_result(status,errnop); + h_errno = h_errnop; + return (status); +} + +int __nss_compat_gethostbyname2(void *retval, void *mdata, va_list ap) +{ + enum nss_status (*fn)(const char *, struct hostent *, char *, size_t, int *, int *); + const char *name; + struct hostent *result; + char buffer[1024]; + size_t buflen = 1024; + int errnop; + int h_errnop; + int af; + enum nss_status status; + + fn = mdata; + name = va_arg(ap, const char*); + af = va_arg(ap,int); + result = va_arg(ap,struct hostent *); + status = fn(name, result, buffer, buflen, &errnop, &h_errnop); + status = __nss_compat_result(status,errnop); + h_errno = h_errnop; + return (status); +} + +int __nss_compat_gethostbyaddr(void *retval, void *mdata, va_list ap) +{ + struct in_addr *addr; + int len; + int type; + struct hostent *result; + char buffer[1024]; + size_t buflen = 1024; + int errnop; + int h_errnop; + enum nss_status (*fn)(struct in_addr *, int, int, struct hostent *, char *, size_t, int *, int *); + enum nss_status status; + + fn = mdata; + addr = va_arg(ap, struct in_addr*); + len = va_arg(ap,int); + type = va_arg(ap,int); + result = va_arg(ap, struct hostent*); + status = fn(addr, len, type, result, buffer, buflen, &errnop, &h_errnop); + status = __nss_compat_result(status,errnop); + h_errno = h_errnop; + return (status); +} |