1 /** 2 * Describes functions for converting firmware CPER sections from binary and JSON format 3 * into an intermediate format. 4 * 5 * Author: Lawrence.Tang@arm.com 6 **/ 7 #include <stdio.h> 8 #include "json.h" 9 #include "../edk/Cper.h" 10 #include "../cper-utils.h" 11 #include "cper-section-firmware.h" 12 13 //Converts a single firmware CPER section into JSON IR. 14 json_object* cper_section_firmware_to_ir(void* section, EFI_ERROR_SECTION_DESCRIPTOR* descriptor) 15 { 16 EFI_FIRMWARE_ERROR_DATA* firmware_error = (EFI_FIRMWARE_ERROR_DATA*)section; 17 json_object* section_ir = json_object_new_object(); 18 19 //Record type. 20 json_object* record_type = integer_to_readable_pair(firmware_error->ErrorType, 3, 21 FIRMWARE_ERROR_RECORD_TYPES_KEYS, 22 FIRMWARE_ERROR_RECORD_TYPES_VALUES, 23 "Unknown (Reserved)"); 24 json_object_object_add(section_ir, "errorRecordType", record_type); 25 26 //Revision, record identifier. 27 json_object_object_add(section_ir, "revision", json_object_new_int(firmware_error->Revision)); 28 json_object_object_add(section_ir, "recordID", json_object_new_uint64(firmware_error->RecordId)); 29 30 //Record GUID. 31 char record_id_guid[GUID_STRING_LENGTH]; 32 guid_to_string(record_id_guid, &firmware_error->RecordIdGuid); 33 json_object_object_add(section_ir, "recordIDGUID", json_object_new_string(record_id_guid)); 34 35 return section_ir; 36 } 37 38 //Converts a single firmware CPER-JSON section into CPER binary, outputting to the given stream. 39 void ir_section_firmware_to_cper(json_object* section, FILE* out) 40 { 41 EFI_FIRMWARE_ERROR_DATA* section_cper = 42 (EFI_FIRMWARE_ERROR_DATA*)calloc(1, sizeof(EFI_FIRMWARE_ERROR_DATA)); 43 44 //Record fields. 45 section_cper->ErrorType = readable_pair_to_integer(json_object_object_get(section, "errorRecordType")); 46 section_cper->Revision = json_object_get_int(json_object_object_get(section, "revision")); 47 section_cper->RecordId = json_object_get_uint64(json_object_object_get(section, "revision")); 48 string_to_guid(§ion_cper->RecordIdGuid, 49 json_object_get_string(json_object_object_get(section, "recordIDGUID"))); 50 51 //Write to stream, free resources. 52 fwrite(§ion_cper, sizeof(section_cper), 1, out); 53 fflush(out); 54 free(section_cper); 55 }