diff --git a/grub-core/Makefile.core.def b/grub-core/Makefile.core.def
index 5e12f1ace..a084b4110 100644
--- a/grub-core/Makefile.core.def
+++ b/grub-core/Makefile.core.def
@@ -821,6 +821,13 @@ module = {
enable = x86_64_efi;
};
+module = {
+ name = getenv;
+ common = commands/efi/getenv.c;
+ enable = i386_efi;
+ enable = x86_64_efi;
+};
+
module = {
name = gptsync;
common = commands/gptsync.c;
diff --git a/grub-core/commands/efi/getenv.c b/grub-core/commands/efi/getenv.c
new file mode 100644
index 000000000..5a829f5e4
--- /dev/null
+++ b/grub-core/commands/efi/getenv.c
@@ -0,0 +1,153 @@
+/* getenv.c - retrieve EFI variables. */
+/*
+ * GRUB -- GRand Unified Bootloader
+ * Copyright (C) 2009 Free Software Foundation, Inc.
+ * Copyright (C) 2014 CoreOS, Inc.
+ *
+ * GRUB is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * GRUB is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GRUB. If not, see .
+ */
+
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+
+GRUB_MOD_LICENSE ("GPLv3+");
+
+static const struct grub_arg_option options_getenv[] = {
+ {"var-name", 'e', 0,
+ N_("Environment variable to query"),
+ N_("VARNAME"), ARG_TYPE_STRING},
+ {"var-guid", 'g', 0,
+ N_("GUID of environment variable to query"),
+ N_("GUID"), ARG_TYPE_STRING},
+ {"binary", 'b', 0,
+ N_("Read binary data and represent it as hex"),
+ 0, ARG_TYPE_NONE},
+ {0, 0, 0, 0, 0, 0}
+};
+
+enum options_getenv
+{
+ GETENV_VAR_NAME,
+ GETENV_VAR_GUID,
+ GETENV_BINARY,
+};
+
+static grub_err_t
+grub_cmd_getenv (grub_extcmd_context_t ctxt, int argc, char **args)
+{
+ struct grub_arg_list *state = ctxt->state;
+ char *envvar = NULL, *guid = NULL, *bindata = NULL, *data = NULL;
+ grub_size_t datasize;
+ grub_efi_guid_t efi_var_guid;
+ grub_efi_boolean_t binary = state[GETENV_BINARY].set;
+ unsigned int i;
+
+ if (!state[GETENV_VAR_NAME].set || !state[GETENV_VAR_GUID].set)
+ {
+ grub_error (GRUB_ERR_INVALID_COMMAND, N_("-e and -g are required"));
+ goto done;
+ }
+
+ if (argc != 1)
+ {
+ grub_error (GRUB_ERR_BAD_ARGUMENT, N_("unexpected arguments"));
+ goto done;
+ }
+
+ envvar = state[GETENV_VAR_NAME].arg;
+ guid = state[GETENV_VAR_GUID].arg;
+
+ if (grub_strlen(guid) != 36 ||
+ guid[8] != '-' ||
+ guid[13] != '-' ||
+ guid[18] != '-' ||
+ guid[23] != '-')
+ {
+ grub_error (GRUB_ERR_BAD_ARGUMENT, N_("invalid GUID"));
+ goto done;
+ }
+
+ /* Forgive me father for I have sinned */
+ guid[8] = 0;
+ efi_var_guid.data1 = grub_strtoul(guid, NULL, 16);
+ guid[13] = 0;
+ efi_var_guid.data2 = grub_strtoul(guid + 9, NULL, 16);
+ guid[18] = 0;
+ efi_var_guid.data3 = grub_strtoul(guid + 14, NULL, 16);
+ efi_var_guid.data4[7] = grub_strtoul(guid + 34, NULL, 16);
+ guid[34] = 0;
+ efi_var_guid.data4[6] = grub_strtoul(guid + 32, NULL, 16);
+ guid[32] = 0;
+ efi_var_guid.data4[5] = grub_strtoul(guid + 30, NULL, 16);
+ guid[30] = 0;
+ efi_var_guid.data4[4] = grub_strtoul(guid + 28, NULL, 16);
+ guid[28] = 0;
+ efi_var_guid.data4[3] = grub_strtoul(guid + 26, NULL, 16);
+ guid[26] = 0;
+ efi_var_guid.data4[2] = grub_strtoul(guid + 24, NULL, 16);
+ guid[23] = 0;
+ efi_var_guid.data4[1] = grub_strtoul(guid + 21, NULL, 16);
+ guid[21] = 0;
+ efi_var_guid.data4[0] = grub_strtoul(guid + 19, NULL, 16);
+
+ data = grub_efi_get_variable(envvar, &efi_var_guid, &datasize);
+
+ if (!data || !datasize)
+ {
+ grub_error (GRUB_ERR_FILE_NOT_FOUND, N_("No such variable"));
+ goto done;
+ }
+
+ if (binary)
+ {
+ bindata = grub_zalloc(datasize * 2 + 1);
+ for (i=0; i