From fc7ef0f9e780ed45305002609cf920647787bc79 Mon Sep 17 00:00:00 2001 From: Igor Opaniuk Date: Fri, 9 Feb 2024 20:20:43 +0100 Subject: common: avb_verify: add str_avb_io_error/str_avb_slot_error Introduce str_avb_io_error() and str_avb_slot_error() functions, that provide a pointer to AVB runtime error message. Reviewed-by: Mattijs Korpershoek Signed-off-by: Igor Opaniuk Link: https://lore.kernel.org/r/20240209192045.3961832-6-igor.opaniuk@foundries.io Signed-off-by: Mattijs Korpershoek --- common/avb_verify.c | 49 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) (limited to 'common') diff --git a/common/avb_verify.c b/common/avb_verify.c index ed58239cf8a..cff9117d92f 100644 --- a/common/avb_verify.c +++ b/common/avb_verify.c @@ -119,6 +119,55 @@ static const unsigned char avb_root_pub[1032] = { 0xd8, 0x7e, }; +const char *str_avb_io_error(AvbIOResult res) +{ + switch (res) { + case AVB_IO_RESULT_OK: + return "Requested operation was successful"; + case AVB_IO_RESULT_ERROR_IO: + return "Underlying hardware encountered an I/O error"; + case AVB_IO_RESULT_ERROR_OOM: + return "Unable to allocate memory"; + case AVB_IO_RESULT_ERROR_NO_SUCH_PARTITION: + return "Requested partition does not exist"; + case AVB_IO_RESULT_ERROR_RANGE_OUTSIDE_PARTITION: + return "Bytes requested is outside the range of partition"; + case AVB_IO_RESULT_ERROR_NO_SUCH_VALUE: + return "Named persistent value does not exist"; + case AVB_IO_RESULT_ERROR_INVALID_VALUE_SIZE: + return "Named persistent value size is not supported"; + case AVB_IO_RESULT_ERROR_INSUFFICIENT_SPACE: + return "Buffer is too small for the requested operation"; + default: + return "Unknown AVB error"; + } +} + +const char *str_avb_slot_error(AvbSlotVerifyResult res) +{ + switch (res) { + case AVB_SLOT_VERIFY_RESULT_OK: + return "Verification passed successfully"; + case AVB_SLOT_VERIFY_RESULT_ERROR_OOM: + return "Allocation of memory failed"; + case AVB_SLOT_VERIFY_RESULT_ERROR_IO: + return "I/O error occurred while trying to load data"; + case AVB_SLOT_VERIFY_RESULT_ERROR_VERIFICATION: + return "Digest didn't match or signature checks failed"; + case AVB_SLOT_VERIFY_RESULT_ERROR_ROLLBACK_INDEX: + return "Rollback index is less than its stored value"; + case AVB_SLOT_VERIFY_RESULT_ERROR_PUBLIC_KEY_REJECTED: + return "Public keys are not accepted"; + case AVB_SLOT_VERIFY_RESULT_ERROR_INVALID_METADATA: + return "Metadata is invalid or inconsistent"; + case AVB_SLOT_VERIFY_RESULT_ERROR_UNSUPPORTED_VERSION: + return "Metadata requires a newer version of libavb"; + case AVB_SLOT_VERIFY_RESULT_ERROR_INVALID_ARGUMENT: + return "Invalid arguments are used"; + default: + return "Unknown AVB slot verification error"; + } +} /** * ============================================================================ * Boot states support (GREEN, YELLOW, ORANGE, RED) and dm_verity -- cgit v1.2.3