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-rw-r--r--hesiod/nss_hesiod/hesiod-grp.c20
-rw-r--r--hesiod/nss_hesiod/hesiod-pwd.c20
-rw-r--r--hesiod/nss_hesiod/hesiod-service.c16
3 files changed, 31 insertions, 25 deletions
diff --git a/hesiod/nss_hesiod/hesiod-grp.c b/hesiod/nss_hesiod/hesiod-grp.c
index 7b0832dbe3..e08b9dca8c 100644
--- a/hesiod/nss_hesiod/hesiod-grp.c
+++ b/hesiod/nss_hesiod/hesiod-grp.c
@@ -81,13 +81,14 @@ _nss_hesiod_endgrent (void)
static enum nss_status
lookup (const char *name, const char *type, struct group *grp,
- char *buffer, size_t buflen)
+ char *buffer, size_t buflen, int *errnop)
{
enum nss_status status;
struct parser_data *data = (void *) buffer;
size_t linebuflen;
char **list;
int parse_res;
+ size_t len;
status = internal_setgrent ();
if (status != NSS_STATUS_SUCCESS)
@@ -98,17 +99,18 @@ lookup (const char *name, const char *type, struct group *grp,
return errno == ENOENT ? NSS_STATUS_NOTFOUND : NSS_STATUS_UNAVAIL;
linebuflen = buffer + buflen - data->linebuffer;
- if (linebuflen < strlen (*list) + 1)
+ len = strlen (*list) + 1;
+ if (linebuflen < len)
{
hesiod_free_list (context, list);
- __set_errno (ERANGE);
+ *errnop = ERANGE;
return NSS_STATUS_TRYAGAIN;
}
- strcpy (buffer, *list);
+ memcpy (data->linebuffer, *list, len);
hesiod_free_list (context, list);
- parse_res = _nss_files_parse_grent (buffer, grp, data, buflen);
+ parse_res = _nss_files_parse_grent (buffer, grp, data, buflen, errnop);
if (parse_res < 1)
return parse_res == -1 ? NSS_STATUS_TRYAGAIN : NSS_STATUS_NOTFOUND;
@@ -117,13 +119,13 @@ lookup (const char *name, const char *type, struct group *grp,
enum nss_status
_nss_hesiod_getgrnam_r (const char *name, struct group *grp,
- char *buffer, size_t buflen)
+ char *buffer, size_t buflen, int *errnop)
{
enum nss_status status;
__libc_lock_lock (lock);
- status = lookup (name, "group", grp, buffer, buflen);
+ status = lookup (name, "group", grp, buffer, buflen, errnop);
__libc_lock_unlock (lock);
@@ -132,7 +134,7 @@ _nss_hesiod_getgrnam_r (const char *name, struct group *grp,
enum nss_status
_nss_hesiod_getgrgid_r (gid_t gid, struct group *grp,
- char *buffer, size_t buflen)
+ char *buffer, size_t buflen, int *errnop)
{
enum nss_status status = NSS_STATUS_UNAVAIL;
char gidstr[21]; /* We will probably never have a gid_t with more
@@ -142,7 +144,7 @@ _nss_hesiod_getgrgid_r (gid_t gid, struct group *grp,
__libc_lock_lock (lock);
- status = lookup (gidstr, "gid", grp, buffer, buflen);
+ status = lookup (gidstr, "gid", grp, buffer, buflen, errnop);
__libc_lock_unlock (lock);
diff --git a/hesiod/nss_hesiod/hesiod-pwd.c b/hesiod/nss_hesiod/hesiod-pwd.c
index bb2a4c8785..ce97443164 100644
--- a/hesiod/nss_hesiod/hesiod-pwd.c
+++ b/hesiod/nss_hesiod/hesiod-pwd.c
@@ -81,13 +81,14 @@ _nss_hesiod_endpwent (void)
static enum nss_status
lookup (const char *name, const char *type, struct passwd *pwd,
- char *buffer, size_t buflen)
+ char *buffer, size_t buflen, int *errnop)
{
enum nss_status status;
struct parser_data *data = (void *) buffer;
size_t linebuflen;
char **list;
int parse_res;
+ size_t len;
status = internal_setpwent ();
if (status != NSS_STATUS_SUCCESS)
@@ -98,17 +99,18 @@ lookup (const char *name, const char *type, struct passwd *pwd,
return errno == ENOENT ? NSS_STATUS_NOTFOUND : NSS_STATUS_UNAVAIL;
linebuflen = buffer + buflen - data->linebuffer;
- if (linebuflen < strlen (*list) + 1)
+ len = strlen (*list) + 1;
+ if (linebuflen < len)
{
hesiod_free_list (context, list);
- __set_errno (ERANGE);
+ *errnop = ERANGE;
return NSS_STATUS_TRYAGAIN;
}
- strcpy (data->linebuffer, *list);
+ memcpy (data->linebuffer, *list, len);
hesiod_free_list (context, list);
- parse_res = _nss_files_parse_pwent (buffer, pwd, data, buflen);
+ parse_res = _nss_files_parse_pwent (buffer, pwd, data, buflen, errnop);
if (parse_res < 1)
return parse_res == -1 ? NSS_STATUS_TRYAGAIN : NSS_STATUS_NOTFOUND;
@@ -117,13 +119,13 @@ lookup (const char *name, const char *type, struct passwd *pwd,
enum nss_status
_nss_hesiod_getpwnam_r (const char *name, struct passwd *pwd,
- char *buffer, size_t buflen)
+ char *buffer, size_t buflen, int *errnop)
{
enum nss_status status;
__libc_lock_lock (lock);
- status = lookup (name, "passwd", pwd, buffer, buflen);
+ status = lookup (name, "passwd", pwd, buffer, buflen, errnop);
__libc_lock_unlock (lock);
@@ -132,7 +134,7 @@ _nss_hesiod_getpwnam_r (const char *name, struct passwd *pwd,
enum nss_status
_nss_hesiod_getpwuid_r (uid_t uid, struct passwd *pwd,
- char *buffer, size_t buflen)
+ char *buffer, size_t buflen, int *errnop)
{
enum nss_status status = NSS_STATUS_UNAVAIL;
char uidstr[21]; /* We will probably never have a gid_t with more
@@ -142,7 +144,7 @@ _nss_hesiod_getpwuid_r (uid_t uid, struct passwd *pwd,
__libc_lock_lock (lock);
- status = lookup (uidstr, "uid", pwd, buffer, buflen);
+ status = lookup (uidstr, "uid", pwd, buffer, buflen, errnop);
__libc_lock_unlock (lock);
diff --git a/hesiod/nss_hesiod/hesiod-service.c b/hesiod/nss_hesiod/hesiod-service.c
index f74877f748..e0ca965310 100644
--- a/hesiod/nss_hesiod/hesiod-service.c
+++ b/hesiod/nss_hesiod/hesiod-service.c
@@ -97,7 +97,7 @@ _nss_hesiod_endservent (void)
static enum nss_status
lookup (const char *name, const char *protocol, struct servent *serv,
- char *buffer, size_t buflen)
+ char *buffer, size_t buflen, int *errnop)
{
enum nss_status status;
struct parser_data *data = (void *) buffer;
@@ -120,16 +120,18 @@ lookup (const char *name, const char *protocol, struct servent *serv,
found = 0;
do
{
- if (linebuflen < strlen (*item) + 1)
+ size_t len = strlen (*item) + 1;
+
+ if (linebuflen < len)
{
hesiod_free_list (context, list);
- __set_errno (ERANGE);
+ *errnop = ERANGE;
return NSS_STATUS_TRYAGAIN;
}
- strcpy (data->linebuffer, *item);
+ memcpy (data->linebuffer, *item, len);
- parse_res = parse_line (buffer, serv, data, buflen);
+ parse_res = parse_line (buffer, serv, data, buflen, errnop);
if (parse_res == -1)
{
hesiod_free_list (context, list);
@@ -151,13 +153,13 @@ lookup (const char *name, const char *protocol, struct servent *serv,
enum nss_status
_nss_hesiod_getservbyname_r (const char *name, const char *protocol,
struct servent *serv,
- char *buffer, size_t buflen)
+ char *buffer, size_t buflen, int *errnop)
{
enum nss_status status;
__libc_lock_lock (lock);
- status = lookup (name, protocol, serv, buffer, buflen);
+ status = lookup (name, protocol, serv, buffer, buflen, errnop);
__libc_lock_unlock (lock);
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-31 18:41:32 +0000