Author: imp
Date: Thu Apr 18 05:37:18 2019
New Revision: 346345
URL: https://svnweb.freebsd.org/changeset/base/346345
Log:
Add a more generic efi_setenv function.
efi_setenv allows any UEFI variable to be set.
Modified:
head/stand/efi/include/efilib.h
head/stand/efi/libefi/efienv.c
Modified: head/stand/efi/include/efilib.h
==============================================================================
--- head/stand/efi/include/efilib.h Thu Apr 18 02:54:07 2019
(r346344)
+++ head/stand/efi/include/efilib.h Thu Apr 18 05:37:18 2019
(r346345)
@@ -125,6 +125,7 @@ void cpy16to8(const CHAR16 *, char *, size_t);
EFI_STATUS efi_freebsd_getenv(const char *v, void *data, __size_t *len);
EFI_STATUS efi_getenv(EFI_GUID *g, const char *v, void *data, __size_t *len);
EFI_STATUS efi_global_getenv(const char *v, void *data, __size_t *len);
+EFI_STATUS efi_setenv(EFI_GUID *guid, const char *varname, UINT32 attr, void
*data, __size_t len);
EFI_STATUS efi_setenv_freebsd_wcs(const char *varname, CHAR16 *valstr);
/* guids and names */
Modified: head/stand/efi/libefi/efienv.c
==============================================================================
--- head/stand/efi/libefi/efienv.c Thu Apr 18 02:54:07 2019
(r346344)
+++ head/stand/efi/libefi/efienv.c Thu Apr 18 05:37:18 2019
(r346345)
@@ -68,6 +68,25 @@ efi_freebsd_getenv(const char *v, void *data, size_t *
return (efi_getenv(&FreeBSDBootVarGUID, v, data, len));
}
+/*
+ * efi_setenv -- Sets an env variable.
+ */
+EFI_STATUS
+efi_setenv(EFI_GUID *guid, const char *varname, UINT32 attr, void *data,
__size_t len)
+{
+ EFI_STATUS rv;
+ CHAR16 *uv;
+ size_t ul;
+
+ uv = NULL;
+ if (utf8_to_ucs2(varname, &uv, &ul) != 0)
+ return (EFI_OUT_OF_RESOURCES);
+
+ rv = RS->SetVariable(uv, guid, attr, len, data);
+ free(uv);
+ return (rv);
+}
+
EFI_STATUS
efi_setenv_freebsd_wcs(const char *varname, CHAR16 *valstr)
{
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