1 /** 2 * Functions for generating pseudo-random CPER firmware error sections. 3 * 4 * Author: Lawrence.Tang@arm.com 5 **/ 6 7 #include <stdlib.h> 8 #include <libcper/BaseTypes.h> 9 #include <libcper/generator/gen-utils.h> 10 #include <libcper/generator/sections/gen-section.h> 11 12 //Generates a single pseudo-random firmware error section, saving the resulting address to the given 13 //location. Returns the size of the newly created section. generate_section_firmware(void ** location,GEN_VALID_BITS_TEST_TYPE validBitsType)14size_t generate_section_firmware(void **location, 15 GEN_VALID_BITS_TEST_TYPE validBitsType) 16 { 17 (void)validBitsType; 18 //Create random bytes. 19 int size = 32; 20 UINT8 *bytes = generate_random_bytes(size); 21 22 //Set reserved areas to zero. 23 for (int i = 0; i < 6; i++) { 24 *(bytes + 2 + i) = 0; //Reserved bytes 2-7. 25 } 26 27 //Set expected values. 28 *(bytes + 1) = 2; //Revision, referenced version of spec is 2. 29 UINT64 *record_id = (UINT64 *)(bytes + 8); 30 *record_id = 0; //Record ID, should be forced to NULL. 31 *bytes = cper_rand() % 3; //Record type. 32 33 //Set return values, exit. 34 *location = bytes; 35 return size; 36 } 37