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authorGünther Deschner <gd@samba.org>2009-06-03 11:10:13 +0200
committerGünther Deschner <gd@samba.org>2009-06-05 23:01:05 +0200
commit47b5a55239fe21e24d47ce56e752a0ee328b697f (patch)
tree9c7664f4ab0c7d9f78cf1aba21dd6994b3e0f89b
parent4f56d87cc8848acd856d24603901714de655b61d (diff)
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nss_wrapper: add struct nwrap_backend.
Guenther
-rw-r--r--lib/nss_wrapper/nss_wrapper.c405
1 files changed, 320 insertions, 85 deletions
diff --git a/lib/nss_wrapper/nss_wrapper.c b/lib/nss_wrapper/nss_wrapper.c
index 317c251a24..cffa04401f 100644
--- a/lib/nss_wrapper/nss_wrapper.c
+++ b/lib/nss_wrapper/nss_wrapper.c
@@ -139,59 +139,87 @@
#define NWRAP_VERBOSE(args)
#endif
-struct nwrap_ops {
+struct nwrap_backend {
const char *name;
- struct passwd * (*nw_getpwnam)(const char *name);
- int (*nw_getpwnam_r)(const char *name, struct passwd *pwdst,
- char *buf, size_t buflen, struct passwd **pwdstp);
- struct passwd * (*nw_getpwuid)(uid_t uid);
- int (*nw_getpwuid_r)(uid_t uid, struct passwd *pwdst,
- char *buf, size_t buflen, struct passwd **pwdstp);
- void (*nw_setpwent)(void);
- struct passwd * (*nw_getpwent)(void);
- int (*nw_getpwent_r)(struct passwd *pwdst, char *buf,
- size_t buflen, struct passwd **pwdstp);
- void (*nw_endpwent)(void);
- int (*nw_initgroups)(const char *user, gid_t group);
- struct group * (*nw_getgrnam)(const char *name);
- int (*nw_getgrnam_r)(const char *name, struct group *grdst,
- char *buf, size_t buflen, struct group **grdstp);
- struct group * (*nw_getgrgid)(gid_t gid);
- int (*nw_getgrgid_r)(gid_t gid, struct group *grdst,
- char *buf, size_t buflen, struct group **grdstp);
- void (*nw_setgrent)(void);
- struct group * (*nw_getgrent)(void);
- int (*nw_getgrent_r)(struct group *grdst, char *buf,
- size_t buflen, struct group **grdstp);
- void (*nw_endgrent)(void);
+ struct nwrap_ops *ops;
};
-static struct passwd *nwrap_files_getpwnam(const char *name);
-static int nwrap_files_getpwnam_r(const char *name, struct passwd *pwdst,
+struct nwrap_ops {
+ struct passwd * (*nw_getpwnam)(struct nwrap_backend *b,
+ const char *name);
+ int (*nw_getpwnam_r)(struct nwrap_backend *b,
+ const char *name, struct passwd *pwdst,
+ char *buf, size_t buflen, struct passwd **pwdstp);
+ struct passwd * (*nw_getpwuid)(struct nwrap_backend *b,
+ uid_t uid);
+ int (*nw_getpwuid_r)(struct nwrap_backend *b,
+ uid_t uid, struct passwd *pwdst,
+ char *buf, size_t buflen, struct passwd **pwdstp);
+ void (*nw_setpwent)(struct nwrap_backend *b);
+ struct passwd * (*nw_getpwent)(struct nwrap_backend *b);
+ int (*nw_getpwent_r)(struct nwrap_backend *b,
+ struct passwd *pwdst, char *buf,
+ size_t buflen, struct passwd **pwdstp);
+ void (*nw_endpwent)(struct nwrap_backend *b);
+ int (*nw_initgroups)(struct nwrap_backend *b,
+ const char *user, gid_t group);
+ struct group * (*nw_getgrnam)(struct nwrap_backend *b,
+ const char *name);
+ int (*nw_getgrnam_r)(struct nwrap_backend *b,
+ const char *name, struct group *grdst,
+ char *buf, size_t buflen, struct group **grdstp);
+ struct group * (*nw_getgrgid)(struct nwrap_backend *b,
+ gid_t gid);
+ int (*nw_getgrgid_r)(struct nwrap_backend *b,
+ gid_t gid, struct group *grdst,
+ char *buf, size_t buflen, struct group **grdstp);
+ void (*nw_setgrent)(struct nwrap_backend *b);
+ struct group * (*nw_getgrent)(struct nwrap_backend *b);
+ int (*nw_getgrent_r)(struct nwrap_backend *b,
+ struct group *grdst, char *buf,
+ size_t buflen, struct group **grdstp);
+ void (*nw_endgrent)(struct nwrap_backend *b);
+};
+
+/* protoypes for files backend */
+
+
+static struct passwd *nwrap_files_getpwnam(struct nwrap_backend *b,
+ const char *name);
+static int nwrap_files_getpwnam_r(struct nwrap_backend *b,
+ const char *name, struct passwd *pwdst,
char *buf, size_t buflen, struct passwd **pwdstp);
-static struct passwd *nwrap_files_getpwuid(uid_t uid);
-static int nwrap_files_getpwuid_r(uid_t uid, struct passwd *pwdst,
+static struct passwd *nwrap_files_getpwuid(struct nwrap_backend *b,
+ uid_t uid);
+static int nwrap_files_getpwuid_r(struct nwrap_backend *b,
+ uid_t uid, struct passwd *pwdst,
char *buf, size_t buflen, struct passwd **pwdstp);
-static void nwrap_files_setpwent(void);
-static struct passwd *nwrap_files_getpwent(void);
-static int nwrap_files_getpwent_r(struct passwd *pwdst, char *buf,
+static void nwrap_files_setpwent(struct nwrap_backend *b);
+static struct passwd *nwrap_files_getpwent(struct nwrap_backend *b);
+static int nwrap_files_getpwent_r(struct nwrap_backend *b,
+ struct passwd *pwdst, char *buf,
size_t buflen, struct passwd **pwdstp);
-static void nwrap_files_endpwent(void);
-static int nwrap_files_initgroups(const char *user, gid_t group);
-static struct group *nwrap_files_getgrnam(const char *name);
-static int nwrap_files_getgrnam_r(const char *name, struct group *grdst,
+static void nwrap_files_endpwent(struct nwrap_backend *b);
+static int nwrap_files_initgroups(struct nwrap_backend *b,
+ const char *user, gid_t group);
+static struct group *nwrap_files_getgrnam(struct nwrap_backend *b,
+ const char *name);
+static int nwrap_files_getgrnam_r(struct nwrap_backend *b,
+ const char *name, struct group *grdst,
char *buf, size_t buflen, struct group **grdstp);
-static struct group *nwrap_files_getgrgid(gid_t gid);
-static int nwrap_files_getgrgid_r(gid_t gid, struct group *grdst,
+static struct group *nwrap_files_getgrgid(struct nwrap_backend *b,
+ gid_t gid);
+static int nwrap_files_getgrgid_r(struct nwrap_backend *b,
+ gid_t gid, struct group *grdst,
char *buf, size_t buflen, struct group **grdstp);
-static void nwrap_files_setgrent(void);
-static struct group *nwrap_files_getgrent(void);
-static int nwrap_files_getgrent_r(struct group *grdst, char *buf,
+static void nwrap_files_setgrent(struct nwrap_backend *b);
+static struct group *nwrap_files_getgrent(struct nwrap_backend *b);
+static int nwrap_files_getgrent_r(struct nwrap_backend *b,
+ struct group *grdst, char *buf,
size_t buflen, struct group **grdstp);
-static void nwrap_files_endgrent(void);
+static void nwrap_files_endgrent(struct nwrap_backend *b);
struct nwrap_ops nwrap_files_ops = {
- .name = "files",
.nw_getpwnam = nwrap_files_getpwnam,
.nw_getpwnam_r = nwrap_files_getpwnam_r,
.nw_getpwuid = nwrap_files_getpwuid,
@@ -212,7 +240,9 @@ struct nwrap_ops nwrap_files_ops = {
};
struct nwrap_main {
- struct nwrap_ops *ops;
+ const char *nwrap_switch;
+ int num_backends;
+ struct nwrap_backend *backends;
};
struct nwrap_main *nwrap_main_global;
@@ -256,6 +286,40 @@ struct nwrap_gr nwrap_gr_global;
static bool nwrap_gr_parse_line(struct nwrap_cache *nwrap, char *line);
static void nwrap_gr_unload(struct nwrap_cache *nwrap);
+static bool nwrap_module_init(const char *name,
+ struct nwrap_ops *ops,
+ int *num_backends,
+ struct nwrap_backend **backends)
+{
+ *backends = (struct nwrap_backend *)realloc(*backends,
+ sizeof(struct nwrap_backend) * ((*num_backends) + 1));
+ if (!*backends) {
+ NWRAP_ERROR(("%s: out of memory\n",
+ __location__));
+ }
+
+ (*backends)[*num_backends].name = name;
+ (*backends)[*num_backends].ops = ops;
+
+ (*num_backends)++;
+
+ return true;
+}
+
+static void nwrap_backend_init(struct nwrap_main *r)
+{
+ r->num_backends = 0;
+ r->backends = NULL;
+
+ if (!nwrap_module_init("files", &nwrap_files_ops,
+ &r->num_backends,
+ &r->backends)) {
+ NWRAP_ERROR(("%s: failed to initialize 'files' backend\n",
+ __location__));
+ return;
+ }
+}
+
static void nwrap_init(void)
{
static bool initialized;
@@ -265,7 +329,7 @@ static void nwrap_init(void)
nwrap_main_global = &__nwrap_main_global;
- nwrap_main_global->ops = &nwrap_files_ops;
+ nwrap_backend_init(nwrap_main_global);
nwrap_pw_global.cache = &__nwrap_cache_pw;
@@ -865,8 +929,8 @@ static int nwrap_gr_copy_r(const struct group *src, struct group *dst,
}
/* user functions */
-
-static struct passwd *nwrap_files_getpwnam(const char *name)
+static struct passwd *nwrap_files_getpwnam(struct nwrap_backend *b,
+ const char *name)
{
int i;
@@ -889,12 +953,13 @@ static struct passwd *nwrap_files_getpwnam(const char *name)
return NULL;
}
-static int nwrap_files_getpwnam_r(const char *name, struct passwd *pwdst,
+static int nwrap_files_getpwnam_r(struct nwrap_backend *b,
+ const char *name, struct passwd *pwdst,
char *buf, size_t buflen, struct passwd **pwdstp)
{
struct passwd *pw;
- pw = nwrap_files_getpwnam(name);
+ pw = nwrap_files_getpwnam(b, name);
if (!pw) {
if (errno == 0) {
return ENOENT;
@@ -905,7 +970,8 @@ static int nwrap_files_getpwnam_r(const char *name, struct passwd *pwdst,
return nwrap_pw_copy_r(pw, pwdst, buf, buflen, pwdstp);
}
-static struct passwd *nwrap_files_getpwuid(uid_t uid)
+static struct passwd *nwrap_files_getpwuid(struct nwrap_backend *b,
+ uid_t uid)
{
int i;
@@ -928,12 +994,13 @@ static struct passwd *nwrap_files_getpwuid(uid_t uid)
return NULL;
}
-static int nwrap_files_getpwuid_r(uid_t uid, struct passwd *pwdst,
+static int nwrap_files_getpwuid_r(struct nwrap_backend *b,
+ uid_t uid, struct passwd *pwdst,
char *buf, size_t buflen, struct passwd **pwdstp)
{
struct passwd *pw;
- pw = nwrap_files_getpwuid(uid);
+ pw = nwrap_files_getpwuid(b, uid);
if (!pw) {
if (errno == 0) {
return ENOENT;
@@ -945,12 +1012,12 @@ static int nwrap_files_getpwuid_r(uid_t uid, struct passwd *pwdst,
}
/* user enum functions */
-static void nwrap_files_setpwent(void)
+static void nwrap_files_setpwent(struct nwrap_backend *b)
{
nwrap_pw_global.idx = 0;
}
-static struct passwd *nwrap_files_getpwent(void)
+static struct passwd *nwrap_files_getpwent(struct nwrap_backend *b)
{
struct passwd *pw;
@@ -971,12 +1038,13 @@ static struct passwd *nwrap_files_getpwent(void)
return pw;
}
-static int nwrap_files_getpwent_r(struct passwd *pwdst, char *buf,
+static int nwrap_files_getpwent_r(struct nwrap_backend *b,
+ struct passwd *pwdst, char *buf,
size_t buflen, struct passwd **pwdstp)
{
struct passwd *pw;
- pw = nwrap_files_getpwent();
+ pw = nwrap_files_getpwent(b);
if (!pw) {
if (errno == 0) {
return ENOENT;
@@ -987,20 +1055,22 @@ static int nwrap_files_getpwent_r(struct passwd *pwdst, char *buf,
return nwrap_pw_copy_r(pw, pwdst, buf, buflen, pwdstp);
}
-static void nwrap_files_endpwent(void)
+static void nwrap_files_endpwent(struct nwrap_backend *b)
{
nwrap_pw_global.idx = 0;
}
/* misc functions */
-static int nwrap_files_initgroups(const char *user, gid_t group)
+static int nwrap_files_initgroups(struct nwrap_backend *b,
+ const char *user, gid_t group)
{
/* TODO: maybe we should also fake this... */
return EPERM;
}
/* group functions */
-static struct group *nwrap_files_getgrnam(const char *name)
+static struct group *nwrap_files_getgrnam(struct nwrap_backend *b,
+ const char *name)
{
int i;
@@ -1023,12 +1093,13 @@ static struct group *nwrap_files_getgrnam(const char *name)
return NULL;
}
-static int nwrap_files_getgrnam_r(const char *name, struct group *grdst,
+static int nwrap_files_getgrnam_r(struct nwrap_backend *b,
+ const char *name, struct group *grdst,
char *buf, size_t buflen, struct group **grdstp)
{
struct group *gr;
- gr = nwrap_files_getgrnam(name);
+ gr = nwrap_files_getgrnam(b, name);
if (!gr) {
if (errno == 0) {
return ENOENT;
@@ -1039,7 +1110,8 @@ static int nwrap_files_getgrnam_r(const char *name, struct group *grdst,
return nwrap_gr_copy_r(gr, grdst, buf, buflen, grdstp);
}
-static struct group *nwrap_files_getgrgid(gid_t gid)
+static struct group *nwrap_files_getgrgid(struct nwrap_backend *b,
+ gid_t gid)
{
int i;
@@ -1062,12 +1134,13 @@ static struct group *nwrap_files_getgrgid(gid_t gid)
return NULL;
}
-static int nwrap_files_getgrgid_r(gid_t gid, struct group *grdst,
+static int nwrap_files_getgrgid_r(struct nwrap_backend *b,
+ gid_t gid, struct group *grdst,
char *buf, size_t buflen, struct group **grdstp)
{
struct group *gr;
- gr = nwrap_files_getgrgid(gid);
+ gr = nwrap_files_getgrgid(b, gid);
if (!gr) {
if (errno == 0) {
return ENOENT;
@@ -1079,12 +1152,12 @@ static int nwrap_files_getgrgid_r(gid_t gid, struct group *grdst,
}
/* group enum functions */
-static void nwrap_files_setgrent(void)
+static void nwrap_files_setgrent(struct nwrap_backend *b)
{
nwrap_gr_global.idx = 0;
}
-static struct group *nwrap_files_getgrent(void)
+static struct group *nwrap_files_getgrent(struct nwrap_backend *b)
{
struct group *gr;
@@ -1105,12 +1178,13 @@ static struct group *nwrap_files_getgrent(void)
return gr;
}
-static int nwrap_files_getgrent_r(struct group *grdst, char *buf,
+static int nwrap_files_getgrent_r(struct nwrap_backend *b,
+ struct group *grdst, char *buf,
size_t buflen, struct group **grdstp)
{
struct group *gr;
- gr = nwrap_files_getgrent();
+ gr = nwrap_files_getgrent(b);
if (!gr) {
if (errno == 0) {
return ENOENT;
@@ -1121,7 +1195,7 @@ static int nwrap_files_getgrent_r(struct group *grdst, char *buf,
return nwrap_gr_copy_r(gr, grdst, buf, buflen, grdstp);
}
-static void nwrap_files_endgrent(void)
+static void nwrap_files_endgrent(struct nwrap_backend *b)
{
nwrap_gr_global.idx = 0;
}
@@ -1132,64 +1206,126 @@ static void nwrap_files_endgrent(void)
_PUBLIC_ struct passwd *nwrap_getpwnam(const char *name)
{
+ int i;
+ struct passwd *pwd;
+
if (!nwrap_enabled()) {
return real_getpwnam(name);
}
- return nwrap_main_global->ops->nw_getpwnam(name);
+ for (i=0; i < nwrap_main_global->num_backends; i++) {
+ struct nwrap_backend *b = &nwrap_main_global->backends[i];
+ pwd = b->ops->nw_getpwnam(b, name);
+ if (pwd) {
+ return pwd;
+ }
+ }
+
+ return NULL;
}
_PUBLIC_ int nwrap_getpwnam_r(const char *name, struct passwd *pwdst,
char *buf, size_t buflen, struct passwd **pwdstp)
{
+ int i,ret;
+
if (!nwrap_enabled()) {
return real_getpwnam_r(name, pwdst, buf, buflen, pwdstp);
}
- return nwrap_main_global->ops->nw_getpwnam_r(name, pwdst, buf, buflen, pwdstp);
+ for (i=0; i < nwrap_main_global->num_backends; i++) {
+ struct nwrap_backend *b = &nwrap_main_global->backends[i];
+ ret = b->ops->nw_getpwnam_r(b, name, pwdst, buf, buflen, pwdstp);
+ if (ret == ENOENT) {
+ continue;
+ }
+ return ret;
+ }
+
+ return ENOENT;
}
_PUBLIC_ struct passwd *nwrap_getpwuid(uid_t uid)
{
+ int i;
+ struct passwd *pwd;
+
if (!nwrap_enabled()) {
return real_getpwuid(uid);
}
- return nwrap_main_global->ops->nw_getpwuid(uid);
+ for (i=0; i < nwrap_main_global->num_backends; i++) {
+ struct nwrap_backend *b = &nwrap_main_global->backends[i];
+ pwd = b->ops->nw_getpwuid(b, uid);
+ if (pwd) {
+ return pwd;
+ }
+ }
+
+ return NULL;
}
_PUBLIC_ int nwrap_getpwuid_r(uid_t uid, struct passwd *pwdst,
char *buf, size_t buflen, struct passwd **pwdstp)
{
+ int i,ret;
+
if (!nwrap_enabled()) {
return real_getpwuid_r(uid, pwdst, buf, buflen, pwdstp);
}
- return nwrap_main_global->ops->nw_getpwuid_r(uid, pwdst, buf, buflen, pwdstp);
+ for (i=0; i < nwrap_main_global->num_backends; i++) {
+ struct nwrap_backend *b = &nwrap_main_global->backends[i];
+ ret = b->ops->nw_getpwuid_r(b, uid, pwdst, buf, buflen, pwdstp);
+ if (ret == ENOENT) {
+ continue;
+ }
+ return ret;
+ }
+
+ return ENOENT;
}
_PUBLIC_ void nwrap_setpwent(void)
{
+ int i;
+
if (!nwrap_enabled()) {
real_setpwent();
return;
}
- nwrap_main_global->ops->nw_setpwent();
+ for (i=0; i < nwrap_main_global->num_backends; i++) {
+ struct nwrap_backend *b = &nwrap_main_global->backends[i];
+ b->ops->nw_setpwent(b);
+ }
}
_PUBLIC_ struct passwd *nwrap_getpwent(void)
{
+ int i;
+ struct passwd *pwd;
+
if (!nwrap_enabled()) {
return real_getpwent();
}
- return nwrap_main_global->ops->nw_getpwent();
+ for (i=0; i < nwrap_main_global->num_backends; i++) {
+ struct nwrap_backend *b = &nwrap_main_global->backends[i];
+ pwd = b->ops->nw_getpwent(b);
+ if (pwd) {
+ return pwd;
+ }
+ }
+
+ return NULL;
}
_PUBLIC_ int nwrap_getpwent_r(struct passwd *pwdst, char *buf,
size_t buflen, struct passwd **pwdstp)
{
+ int i,ret;
+
if (!nwrap_enabled()) {
#ifdef SOLARIS_GETPWENT_R
struct passwd *pw;
@@ -1209,88 +1345,172 @@ _PUBLIC_ int nwrap_getpwent_r(struct passwd *pwdst, char *buf,
#endif
}
- return nwrap_main_global->ops->nw_getpwent_r(pwdst, buf, buflen, pwdstp);
+ for (i=0; i < nwrap_main_global->num_backends; i++) {
+ struct nwrap_backend *b = &nwrap_main_global->backends[i];
+ ret = b->ops->nw_getpwent_r(b, pwdst, buf, buflen, pwdstp);
+ if (ret == ENOENT) {
+ continue;
+ }
+ return ret;
+ }
+
+ return ENOENT;
}
_PUBLIC_ void nwrap_endpwent(void)
{
+ int i;
+
if (!nwrap_enabled()) {
real_endpwent();
return;
}
- nwrap_main_global->ops->nw_endpwent();
+ for (i=0; i < nwrap_main_global->num_backends; i++) {
+ struct nwrap_backend *b = &nwrap_main_global->backends[i];
+ b->ops->nw_endpwent(b);
+ }
}
_PUBLIC_ int nwrap_initgroups(const char *user, gid_t group)
{
+ int i;
+
if (!nwrap_enabled()) {
return real_initgroups(user, group);
}
- return nwrap_main_global->ops->nw_initgroups(user, group);
+ for (i=0; i < nwrap_main_global->num_backends; i++) {
+ struct nwrap_backend *b = &nwrap_main_global->backends[i];
+ return b->ops->nw_initgroups(b, user, group);
+ }
+
+ errno = ENOENT;
+ return -1;
}
_PUBLIC_ struct group *nwrap_getgrnam(const char *name)
{
+ int i;
+ struct group *grp;
+
if (!nwrap_enabled()) {
return real_getgrnam(name);
}
- return nwrap_main_global->ops->nw_getgrnam(name);
+ for (i=0; i < nwrap_main_global->num_backends; i++) {
+ struct nwrap_backend *b = &nwrap_main_global->backends[i];
+ grp = b->ops->nw_getgrnam(b, name);
+ if (grp) {
+ return grp;
+ }
+ }
+
+ return NULL;
}
_PUBLIC_ int nwrap_getgrnam_r(const char *name, struct group *grdst,
char *buf, size_t buflen, struct group **grdstp)
{
+ int i,ret;
+
if (!nwrap_enabled()) {
return real_getgrnam_r(name, grdst, buf, buflen, grdstp);
}
- return nwrap_main_global->ops->nw_getgrnam_r(name, grdst, buf, buflen, grdstp);
+ for (i=0; i < nwrap_main_global->num_backends; i++) {
+ struct nwrap_backend *b = &nwrap_main_global->backends[i];
+ ret = b->ops->nw_getgrnam_r(b, name, grdst, buf, buflen, grdstp);
+ if (ret == ENOENT) {
+ continue;
+ }
+ return ret;
+ }
+
+ return ENOENT;
}
_PUBLIC_ struct group *nwrap_getgrgid(gid_t gid)
{
+ int i;
+ struct group *grp;
+
if (!nwrap_enabled()) {
return real_getgrgid(gid);
}
- return nwrap_main_global->ops->nw_getgrgid(gid);
+ for (i=0; i < nwrap_main_global->num_backends; i++) {
+ struct nwrap_backend *b = &nwrap_main_global->backends[i];
+ grp = b->ops->nw_getgrgid(b, gid);
+ if (grp) {
+ return grp;
+ }
+ }
+
+ return NULL;
}
_PUBLIC_ int nwrap_getgrgid_r(gid_t gid, struct group *grdst,
char *buf, size_t buflen, struct group **grdstp)
{
+ int i,ret;
+
if (!nwrap_enabled()) {
return real_getgrgid_r(gid, grdst, buf, buflen, grdstp);
}
- return nwrap_main_global->ops->nw_getgrgid_r(gid, grdst, buf, buflen, grdstp);
+ for (i=0; i < nwrap_main_global->num_backends; i++) {
+ struct nwrap_backend *b = &nwrap_main_global->backends[i];
+ ret = b->ops->nw_getgrgid_r(b, gid, grdst, buf, buflen, grdstp);
+ if (ret == ENOENT) {
+ continue;
+ }
+ return ret;
+ }
+
+ return ENOENT;
}
_PUBLIC_ void nwrap_setgrent(void)
{
+ int i;
+
if (!nwrap_enabled()) {
real_setgrent();
return;
}
- nwrap_main_global->ops->nw_setgrent();
+ for (i=0; i < nwrap_main_global->num_backends; i++) {
+ struct nwrap_backend *b = &nwrap_main_global->backends[i];
+ b->ops->nw_setgrent(b);
+ }
}
_PUBLIC_ struct group *nwrap_getgrent(void)
{
+ int i;
+ struct group *grp;
+
if (!nwrap_enabled()) {
return real_getgrent();
}
- return nwrap_main_global->ops->nw_getgrent();
+ for (i=0; i < nwrap_main_global->num_backends; i++) {
+ struct nwrap_backend *b = &nwrap_main_global->backends[i];
+ grp = b->ops->nw_getgrent(b);
+ if (grp) {
+ return grp;
+ }
+ }
+
+ return NULL;
}
_PUBLIC_ int nwrap_getgrent_r(struct group *grdst, char *buf,
size_t buflen, struct group **grdstp)
{
+ int i,ret;
+
if (!nwrap_enabled()) {
#ifdef SOLARIS_GETGRENT_R
struct group *gr;
@@ -1310,17 +1530,31 @@ _PUBLIC_ int nwrap_getgrent_r(struct group *grdst, char *buf,
#endif
}
- return nwrap_main_global->ops->nw_getgrent_r(grdst, buf, buflen, grdstp);
+ for (i=0; i < nwrap_main_global->num_backends; i++) {
+ struct nwrap_backend *b = &nwrap_main_global->backends[i];
+ ret = b->ops->nw_getgrent_r(b, grdst, buf, buflen, grdstp);
+ if (ret == ENOENT) {
+ continue;
+ }
+ return ret;
+ }
+
+ return ENOENT;
}
_PUBLIC_ void nwrap_endgrent(void)
{
+ int i;
+
if (!nwrap_enabled()) {
real_endgrent();
return;
}
- nwrap_main_global->ops->nw_endgrent();
+ for (i=0; i < nwrap_main_global->num_backends; i++) {
+ struct nwrap_backend *b = &nwrap_main_global->backends[i];
+ b->ops->nw_endgrent(b);
+ }
}
_PUBLIC_ int nwrap_getgrouplist(const char *user, gid_t group, gid_t *groups, int *ngroups)
@@ -1377,6 +1611,7 @@ _PUBLIC_ int nwrap_getgrouplist(const char *user, gid_t group, gid_t *groups, in
}
}
}
+
nwrap_endgrent();
NWRAP_VERBOSE(("%s: %s is member of %d groups: %d\n",