diff options
Diffstat (limited to 'src/usr/secureboot/common/plugins/errludP_secure.H')
| -rw-r--r-- | src/usr/secureboot/common/plugins/errludP_secure.H | 106 |
1 files changed, 105 insertions, 1 deletions
diff --git a/src/usr/secureboot/common/plugins/errludP_secure.H b/src/usr/secureboot/common/plugins/errludP_secure.H index 39a8126d6..817967bbf 100644 --- a/src/usr/secureboot/common/plugins/errludP_secure.H +++ b/src/usr/secureboot/common/plugins/errludP_secure.H @@ -5,7 +5,7 @@ /* */ /* OpenPOWER HostBoot Project */ /* */ -/* Contributors Listed Below - COPYRIGHT 2017 */ +/* Contributors Listed Below - COPYRIGHT 2017,2018 */ /* [+] International Business Machines Corp. */ /* */ /* */ @@ -33,12 +33,15 @@ #include "errluserdetails.H" #include <string.h> +#include <utilmem.H> /** * Some macros to manipulate data types cleanly */ #define TO_UINT8(ptr) (*(reinterpret_cast<uint8_t*>(ptr))) +#define TO_UINT16(ptr) (ntohs(*(reinterpret_cast<uint16_t*>(ptr)))) #define TO_UINT32(ptr) (ntohl(*(reinterpret_cast<uint32_t*>(ptr)))) +#define TO_UINT64(ptr) (ntohll(*(reinterpret_cast<uint64_t*>(ptr)))) namespace SECUREBOOT { @@ -47,6 +50,7 @@ namespace SECUREBOOT */ enum { UDPARSER_SIZEOF_SHA512_t = 64, + UDPARSER_SIZEOF_MAX_VERIFY_IDS = 50, }; /** @@ -229,6 +233,106 @@ class UdParserSecuritySettings : public ERRORLOG::ErrlUserDetailsParser }; }; +/** + * @class UdParserVerifyInfo + * + * Parses UdSecureVerifyInfo + */ +class UdParserVerifyInfo : public ERRORLOG::ErrlUserDetailsParser +{ + public: + /** + * @brief Constructor + */ + UdParserVerifyInfo() {} + + /** + * @brief Destructor + */ + virtual ~UdParserVerifyInfo() {} + + /** + * @brief Parses verify container user detail data from an error log + * + * @param i_version Version of the data + * @param i_parse ErrlUsrParser object for outputting information + * @param i_pBuffer Pointer to buffer containing detail data + * @param i_buflen Length of the buffer + */ + virtual void parse(errlver_t i_version, + ErrlUsrParser & i_parser, + void * i_pBuffer, + const uint32_t i_buflen) const + { + //***** Version 1 Memory Layout ***** + // 9 bytes Max : Component ID (8 byte string + NULL) use strlen + // 8 bytes : Protected Payload Size + // 4 bytes : Number of IDs + // 4*N bytes : IDs (PNOR id or LidID) multiplied by number of ids + // 64 bytes : Measured Hash + // 64 bytes : Expected Hash + + char* l_databuf = static_cast<char*>(i_pBuffer); + bool l_parseError = false; + + do { + i_parser.PrintHeading("Secure Verify Info"); + if (i_version >= 1) + { + // Component ID + i_parser.PrintString("Component ID", l_databuf); + // Skip string plus 1 byte for null termination + l_databuf += strlen(l_databuf)+1; + + // Number of IDs + uint64_t l_protectedSize = TO_UINT64(l_databuf); + i_parser.PrintNumberUint64("Protected Payload Size","0x%016llX", + l_protectedSize); + l_databuf += sizeof(l_protectedSize); + + // Number of IDs + uint32_t l_numIds = TO_UINT32(l_databuf); + i_parser.PrintNumber("Number of IDs","%d", l_numIds); + l_databuf += sizeof(l_numIds); + + // IDs + i_parser.PrintHeading("ID(s)"); + for (uint32_t i = 0; i < l_numIds; ++i) + { + i_parser.PrintNumber("ID","0x%08lX", TO_UINT32(l_databuf)); + l_databuf += sizeof(uint32_t); + // In case of bad format, don't go past max size + if(i >= UDPARSER_SIZEOF_MAX_VERIFY_IDS) + { + l_parseError = true; + break; + } + } + // In case of bad format, don't continue to parse section + if(l_parseError) + { + break; + } + + // Measured Hash + i_parser.PrintHeading("Measured Hash"); + i_parser.PrintHexDump(l_databuf, UDPARSER_SIZEOF_SHA512_t); + l_databuf += UDPARSER_SIZEOF_SHA512_t; + + /// Expected Hash + i_parser.PrintHeading("Expected Hash"); + i_parser.PrintHexDump(l_databuf, UDPARSER_SIZEOF_SHA512_t); + l_databuf += UDPARSER_SIZEOF_SHA512_t; + } + } while(0); + + } + + private: + // Disabled + UdParserVerifyInfo(const UdParserVerifyInfo&); + UdParserVerifyInfo & operator=(const UdParserVerifyInfo&); +}; } // end SECUREBOOT namespace |
