// SPDX-License-Identifier: (GPL-2.0-or-later OR BSD-2-Clause) /* * libfdt - Flat Device Tree manipulation * Copyright (C) 2006 David Gibson, IBM Corporation. * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "libfdt_env.h" #include <fdt.h> #include <libfdt.h> #include "libfdt_internal.h" struct fdt_errtabent { const char *str; }; #define FDT_ERRTABENT(val) \ [(val)] = { .str = #val, } static struct fdt_errtabent fdt_errtable[] = { FDT_ERRTABENT(FDT_ERR_NOTFOUND), FDT_ERRTABENT(FDT_ERR_EXISTS), FDT_ERRTABENT(FDT_ERR_NOSPACE), FDT_ERRTABENT(FDT_ERR_BADOFFSET), FDT_ERRTABENT(FDT_ERR_BADPATH), FDT_ERRTABENT(FDT_ERR_BADPHANDLE), FDT_ERRTABENT(FDT_ERR_BADSTATE), FDT_ERRTABENT(FDT_ERR_TRUNCATED), FDT_ERRTABENT(FDT_ERR_BADMAGIC), FDT_ERRTABENT(FDT_ERR_BADVERSION), FDT_ERRTABENT(FDT_ERR_BADSTRUCTURE), FDT_ERRTABENT(FDT_ERR_BADLAYOUT), FDT_ERRTABENT(FDT_ERR_INTERNAL), FDT_ERRTABENT(FDT_ERR_BADNCELLS), FDT_ERRTABENT(FDT_ERR_BADVALUE), FDT_ERRTABENT(FDT_ERR_BADOVERLAY), FDT_ERRTABENT(FDT_ERR_NOPHANDLES), FDT_ERRTABENT(FDT_ERR_BADFLAGS), }; #define FDT_ERRTABSIZE (sizeof(fdt_errtable) / sizeof(fdt_errtable[0])) const char *fdt_strerror(int errval) { if (errval > 0) return "<valid offset/length>"; else if (errval == 0) return "<no error>"; else if (errval > -FDT_ERRTABSIZE) { const char *s = fdt_errtable[-errval].str; if (s) return s; } return "<unknown error>"; }