int
getxattr(const char *fusepath,
const char *attrname,
char *buf,
size_t count)
{
const fuse_context *fc = fuse_get_context();
const Config &config = Config::get(fc);
if(fusepath == config.controlfile)
return _getxattr_controlfile(config,
attrname,
buf,
count);
const ugid::SetResetGuard ugid(fc->uid,fc->gid);
const rwlock::ReadGuard readlock(&config.srcmountslock);
return _getxattr(config.getxattr,
config.srcmounts,
config.minfreespace,
fusepath,
attrname,
buf,
count);
}
DWORD LsaCopyExtendedAttributes(PCSTR pszSrcPath, PCSTR pszDstPath)
{
DWORD dwError=0;
char* list = NULL;
ssize_t listLen = _listxattr(pszSrcPath, NULL, 0);
list = malloc(listLen);
listLen = _listxattr(pszSrcPath, list, listLen);
int ns = 0;
char* value = NULL;
for (ns = 0; ns < listLen; ns += strlen(&list[ns]) + 1) {
ssize_t valueLen;
valueLen = _getxattr(pszSrcPath, &list[ns], NULL, 0);
if (valueLen != -1) {
value = malloc(valueLen);
_getxattr(pszSrcPath, &list[ns], value, valueLen);
dwError = LwMapErrnoToLwError(_setxattr(pszDstPath, &list[ns], value, valueLen));
BAIL_ON_LSA_ERROR(dwError);
free(value);
value = NULL;
}
}
cleanup:
if(list)
{
free(list);
}
if(value)
{
free(value);
}
return dwError;
error:
goto cleanup;
}
CONFUGA_API int confuga_getxattr(confuga *C, const char *path, const char *name, void *data, size_t size)
{
int rc;
#if defined(HAS_SYS_XATTR_H) || defined(HAS_ATTR_XATTR_H)
SIMPLE_WRAP_UNIX(_getxattr(path, name, data, size), "getxattr(`%s', `%s', %p, %zu)", unresolved_path, name, data, size);
#else
return ENOSYS;
#endif
}
static char *
_getxattr_from_chunk(const char *path, int fd, const char *attrname)
{
int errsav;
ssize_t s, size;
gchar *buf;
if ((!path && fd<0) || !attrname) {
errno = EINVAL;
return NULL;
}
s = longest_xattr;
buf = g_malloc0(s);
retry:
size = _getxattr(path, fd, attrname, buf, s);
if (0 > size) { /* error */
errsav = errno;
if (errno != ERANGE) {
g_free(buf);
errno = errsav;
return NULL;
}
else {
s = s*2;
longest_xattr = 1 + MAX(longest_xattr, s);
buf = g_realloc(buf, s);
memset(buf, 0, s);
goto retry;
}
}
else if (!size) { /* success but empty xattr */
g_free(buf);
return g_malloc0(1);
}
else {
/* success and buffer long enough */
return buf;
}
}
int
getxattr(const char *fusepath,
const char *attrname,
char *buf,
size_t count)
{
const struct fuse_context *fc = fuse_get_context();
const config::Config &config = config::get();
const ugid::SetResetGuard ugid(fc->uid,fc->gid);
if(fusepath == config.controlfile)
return _getxattr_controlfile(config,
attrname,
buf,
count);
return _getxattr(*config.search,
config.srcmounts,
fusepath,
attrname,
buf,
count);
}
