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-rw-r--r--source3/lib/system.c74
1 files changed, 41 insertions, 33 deletions
diff --git a/source3/lib/system.c b/source3/lib/system.c
index fead58faae..4b91fac13f 100644
--- a/source3/lib/system.c
+++ b/source3/lib/system.c
@@ -1370,6 +1370,8 @@ int sys_dup2(int oldfd, int newfd)
support for IRIX and (Net|Free)BSD also. Expand as other systems have them.
****************************************************************************/
+/* Possible error codes are: ENOATTR, ERANGE, ENOTSUP. From stat(2):
+ EBADF, ENOENT, ENOTDIR, ELOOP, EFAULT, EACCES, ENOMEM, ENAMETOOLONG. */
ssize_t sys_getxattr (const char *path, const char *name, void *value, size_t size)
{
#if defined(HAVE_GETXATTR)
@@ -1385,18 +1387,17 @@ ssize_t sys_getxattr (const char *path, const char *name, void *value, size_t si
* the returned value to the size of the buffer, so we have to check
* that the buffer is large enough to fit the returned value.
*/
- retval = extattr_get_file(path, attrnamespace, attrname, NULL, 0);
-
- if (retval == -1) {
- return -1;
- }
-
- if(retval > size) {
- errno = ERANGE;
- return -1;
+ if((retval=extattr_get_file(path, attrnamespace, attrname, NULL, 0)) >= 0) {
+ if(retval > size) {
+ errno = ERANGE;
+ return -1;
+ }
+ if((retval=extattr_get_file(path, attrnamespace, attrname, value, size)) >= 0)
+ return retval;
}
- return extattr_get_file(path, attrnamespace, attrname, value, size);
+ DEBUG(10,("sys_getxattr: extattr_get_file() failed with: %s\n", strerror(errno)));
+ return -1;
#elif defined(HAVE_ATTR_GET)
int retval, flags = 0;
int valuelength = (int)size;
@@ -1424,18 +1425,17 @@ ssize_t sys_lgetxattr (const char *path, const char *name, void *value, size_t s
EXTATTR_NAMESPACE_SYSTEM : EXTATTR_NAMESPACE_USER;
const char *attrname = ((s=strchr_m(name, '.')) == NULL) ? name : s + 1;
- retval = extattr_get_link(path, attrnamespace, attrname, NULL, 0);
-
- if (retval == -1) {
- return -1;
- }
-
- if(retval > size) {
- errno = ERANGE;
- return -1;
+ if((retval=extattr_get_link(path, attrnamespace, attrname, NULL, 0)) >= 0) {
+ if(retval > size) {
+ errno = ERANGE;
+ return -1;
+ }
+ if((retval=extattr_get_link(path, attrnamespace, attrname, value, size)) >= 0)
+ return retval;
}
-
- return extattr_get_link(path, attrnamespace, attrname, value, size);
+
+ DEBUG(10,("sys_lgetxattr: extattr_get_link() failed with: %s\n", strerror(errno)));
+ return -1;
#elif defined(HAVE_ATTR_GET)
int retval, flags = ATTR_DONTFOLLOW;
int valuelength = (int)size;
@@ -1463,18 +1463,17 @@ ssize_t sys_fgetxattr (int filedes, const char *name, void *value, size_t size)
EXTATTR_NAMESPACE_SYSTEM : EXTATTR_NAMESPACE_USER;
const char *attrname = ((s=strchr_m(name, '.')) == NULL) ? name : s + 1;
- retval = extattr_get_fd(filedes, attrnamespace, attrname, NULL, 0);
-
- if (retval == -1) {
- return -1;
- }
-
- if(retval > size) {
- errno = ERANGE;
- return -1;
+ if((retval=extattr_get_fd(filedes, attrnamespace, attrname, NULL, 0)) >= 0) {
+ if(retval > size) {
+ errno = ERANGE;
+ return -1;
+ }
+ if((retval=extattr_get_fd(filedes, attrnamespace, attrname, value, size)) >= 0)
+ return retval;
}
-
- return extattr_get_fd(filedes, attrnamespace, attrname, value, size);
+
+ DEBUG(10,("sys_fgetxattr: extattr_get_fd() failed with: %s\n", strerror(errno)));
+ return -1;
#elif defined(HAVE_ATTR_GETF)
int retval, flags = 0;
int valuelength = (int)size;
@@ -1566,7 +1565,7 @@ static ssize_t bsd_attr_list (int type, extattr_arg arg, char *list, size_t size
errno = ERANGE;
return -1;
}
- /* Shift the results back, so we can prepend prefixes */
+ /* Shift results back, so we can prepend prefixes */
buf = memmove(list + len, list, list_size);
for(i = 0; i < list_size; i += len + 1) {
@@ -1652,6 +1651,8 @@ static ssize_t irix_attr_list(const char *path, int filedes, char *list, size_t
#endif
+/* Possible error codes are: ERANGE, ENOTSUP. From stat(2):
+ EBADF, ENOENT, ENOTDIR, ELOOP, EFAULT, EACCES, ENOMEM, ENAMETOOLONG. */
ssize_t sys_listxattr (const char *path, char *list, size_t size)
{
#if defined(HAVE_LISTXATTR)
@@ -1700,6 +1701,8 @@ ssize_t sys_flistxattr (int filedes, char *list, size_t size)
#endif
}
+/* Possible error codes are: ENOATTR, ENOTSUP. From stat(2):
+ EBADF, ENOENT, ENOTDIR, ELOOP, EFAULT, EACCES, ENOMEM, ENAMETOOLONG. */
int sys_removexattr (const char *path, const char *name)
{
#if defined(HAVE_REMOVEXATTR)
@@ -1777,6 +1780,8 @@ int sys_fremovexattr (int filedes, const char *name)
#define XATTR_REPLACE 0x2 /* set value, fail if attr does not exist */
#endif
+/* Possible error codes are: EEXIST, ENOATTR, ENOSPC, EDQUOT, ENOTSUP. From
+ stat(2): EBADF, ENOENT, ENOTDIR, ELOOP, EFAULT, EACCES, ENOMEM, ENAMETOOLONG. */
int sys_setxattr (const char *path, const char *name, const void *value, size_t size, int flags)
{
#if defined(HAVE_SETXATTR)
@@ -1796,6 +1801,7 @@ int sys_setxattr (const char *path, const char *name, const void *value, size_t
errno = ENOATTR;
return -1;
}
+ /* Ignore other errors */
}
else {
/* CREATE attribute, that already exists */
@@ -1841,6 +1847,7 @@ int sys_lsetxattr (const char *path, const char *name, const void *value, size_t
errno = ENOATTR;
return -1;
}
+ /* Ignore other errors */
}
else {
/* CREATE attribute, that already exists */
@@ -1887,6 +1894,7 @@ int sys_fsetxattr (int filedes, const char *name, const void *value, size_t size
errno = ENOATTR;
return -1;
}
+ /* Ignore other errors */
}
else {
/* CREATE attribute, that already exists */