* Extended attribute support for rsync.
*
* Copyright (C) 2004 Red Hat, Inc.
+ * Copyright (C) 2003-2008 Wayne Davison
* Written by Jay Fenlason.
*
* This program is free software; you can redistribute it and/or modify
return len;
}
+#elif HAVE_SOLARIS_XATTRS
+
+static read_xattr(int attrfd, void *buf, size_t buflen)
+{
+ size_t bufpos;
+
+ for (bufpos = 0; bufpos < buflen; ) {
+ size_t r = read(attrfd, buf + bufpos, buflen - bufpos);
+ if (r <= 0) {
+ if (r < 0)
+ bufpos = -1;
+ break;
+ }
+ bufpos += r;
+ }
+
+ close(attrfd);
+
+ return bufpos;
+}
+
+ssize_t sys_lgetxattr(const char *path, const char *name, void *value, size_t size)
+{
+ int attrfd;
+
+ if ((attrfd = attropen(path, name, O_RDONLY)) < 0) {
+ errno = ENOATTR;
+ return -1;
+ }
+
+ return read_xattr(attrfd, value, size);
+}
+
+ssize_t sys_fgetxattr(int filedes, const char *name, void *value, size_t size)
+{
+ int attrfd;
+
+ if ((attrfd = openat(filedes,name,O_RDONLY)) < 0) {
+ errno = ENOATTR;
+ return -1;
+ }
+
+ return read_xattr(attrfd, value, size);
+
+}
+
+int sys_lsetxattr(const char *path, const char *name, const void *value, size_t size)
+{
+ int attrfd;
+ size_t bufpos;
+ mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP;
+
+ if ((attrfd = attropen(path, name, AT_SYMLINK_NOFOLLOW|O_CREAT|O_RDWR, mode)) < 0)
+ return -1;
+
+ for (bufpos = 0; bufpos < size; ) {
+ size_t w = write(attrfd, value+bufpos, size);
+ if (w <= 0) {
+ bufpos = -1;
+ break;
+ }
+ bufpos += w;
+
+ }
+
+ close(attrfd);
+
+ return bufpos;
+}
+
+int sys_lremovexattr(const char *path, const char *name)
+{
+ int attrdirfd;
+ int ret;
+
+ if ((attrdirfd = attropen(path, ".", O_RDONLY)) < 0)
+ return -1;
+
+ ret = unlinkat(attrdirfd, name, 0);
+
+ close(attrdirfd);
+
+ return ret;
+}
+
+ssize_t sys_llistxattr(const char *path, char *list, size_t size)
+{
+ int attrdirfd;
+ DIR *dirp;
+ struct dirent *dp;
+ int len = 0;
+
+ if ((attrdirfd = attropen(path, ".", O_RDONLY)) < 0) {
+ errno = ENOTSUP;
+ return -1;
+ }
+
+ if ((dirp = fdopendir(attrdirfd)) == NULL) {
+ close(attrdirfd);
+ return -1;
+ }
+
+ while ((dp = readdir(dirp))) {
+ int namelen = strlen(dp->d_name);
+
+ if (dp->d_name[0] == '.' && (namelen == 1 || (namelen == 2 && dp->d_name[1] == '.')))
+ continue;
+ if (namelen == 11 && dp->d_name[0] == 'S' && strncmp(dp->d_name, "SUNWattr_r", 10) == 0
+ && (dp->d_name[10] == 'o' || dp->d_name[10] == 'w'))
+ continue;
+
+ memcpy(list, dp->d_name, namelen+1);
+ list += namelen;
+ len += namelen;
+ }
+
+ closedir(dirp);
+ close(attrdirfd);
+
+ return len;
+}
+
#else
#error You need to create xattr compatibility functions.