diff options
Diffstat (limited to 'lib/efi_selftest/efi_selftest_variables_common.c')
| -rw-r--r-- | lib/efi_selftest/efi_selftest_variables_common.c | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/lib/efi_selftest/efi_selftest_variables_common.c b/lib/efi_selftest/efi_selftest_variables_common.c new file mode 100644 index 00000000000..453bc8709a6 --- /dev/null +++ b/lib/efi_selftest/efi_selftest_variables_common.c @@ -0,0 +1,102 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * efi_selftest_variables_runtime + * + * Copyright (c) 2024 Ilias Apalodimas <ilias.apalodimas@linaro.org> + * + * This unit test checks common service across boottime/runtime + */ + +#include <efi_selftest.h> + +#define EFI_INVALID_ATTR BIT(30) + +int efi_st_query_variable_common(struct efi_runtime_services *runtime, + u32 attributes) +{ + efi_status_t ret; + u64 max_storage, rem_storage, max_size; + + ret = runtime->query_variable_info(attributes, + &max_storage, &rem_storage, + &max_size); + if (ret != EFI_SUCCESS) { + efi_st_error("QueryVariableInfo failed\n"); + return EFI_ST_FAILURE; + } else if (!max_storage || !rem_storage || !max_size) { + efi_st_error("QueryVariableInfo: wrong info\n"); + return EFI_ST_FAILURE; + } + + ret = runtime->query_variable_info(EFI_VARIABLE_RUNTIME_ACCESS, + &max_storage, &rem_storage, + &max_size); + if (ret != EFI_INVALID_PARAMETER) { + efi_st_error("QueryVariableInfo failed\n"); + return EFI_ST_FAILURE; + } + + ret = runtime->query_variable_info(attributes, + NULL, &rem_storage, + &max_size); + if (ret != EFI_INVALID_PARAMETER) { + efi_st_error("QueryVariableInfo failed\n"); + return EFI_ST_FAILURE; + } + + ret = runtime->query_variable_info(attributes, + &max_storage, NULL, + &max_size); + if (ret != EFI_INVALID_PARAMETER) { + efi_st_error("QueryVariableInfo failed\n"); + return EFI_ST_FAILURE; + } + + ret = runtime->query_variable_info(attributes, + &max_storage, &rem_storage, + NULL); + if (ret != EFI_INVALID_PARAMETER) { + efi_st_error("QueryVariableInfo failed\n"); + return EFI_ST_FAILURE; + } + + ret = runtime->query_variable_info(0, &max_storage, &rem_storage, + &max_size); + if (ret != EFI_INVALID_PARAMETER) { + efi_st_error("QueryVariableInfo failed\n"); + return EFI_ST_FAILURE; + } + + ret = runtime->query_variable_info(attributes | + EFI_VARIABLE_AUTHENTICATED_WRITE_ACCESS | + EFI_VARIABLE_NON_VOLATILE, + &max_storage, &rem_storage, + &max_size); + if (ret != EFI_UNSUPPORTED) { + efi_st_error("QueryVariableInfo failed\n"); + return EFI_ST_FAILURE; + } + + ret = runtime->query_variable_info(EFI_VARIABLE_NON_VOLATILE, + &max_storage, &rem_storage, + &max_size); + if (ret != EFI_INVALID_PARAMETER) { + efi_st_error("QueryVariableInfo failed\n"); + return EFI_ST_FAILURE; + } + + /* + * Use a mix existing/non-existing attribute bits from the + * UEFI spec + */ + ret = runtime->query_variable_info(attributes | EFI_INVALID_ATTR | + EFI_VARIABLE_NON_VOLATILE, + &max_storage, &rem_storage, + &max_size); + if (ret != EFI_INVALID_PARAMETER) { + efi_st_error("QueryVariableInfo failed\n"); + return EFI_ST_FAILURE; + } + + return EFI_ST_SUCCESS; +} |