diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/config_fallbacks.h | 14 | ||||
-rw-r--r-- | include/uuid.h | 22 |
2 files changed, 35 insertions, 1 deletions
diff --git a/include/config_fallbacks.h b/include/config_fallbacks.h index d8339b26cca..c6b20fd297f 100644 --- a/include/config_fallbacks.h +++ b/include/config_fallbacks.h @@ -55,6 +55,20 @@ #define HAVE_BLOCK_DEVICE #endif +#if (defined(CONFIG_PARTITION_UUIDS) || \ + defined(CONFIG_EFI_PARTITION) || \ + defined(CONFIG_RANDOM_UUID) || \ + defined(CONFIG_BOOTP_PXE)) && \ + !defined(CONFIG_LIB_UUID) +#define CONFIG_LIB_UUID +#endif + +#if defined(CONFIG_RANDOM_UUID) && \ + !defined(CONFIG_LIB_RAND) && \ + !defined(CONFIG_LIB_HW_RAND) +#define CONFIG_LIB_RAND +#endif + #ifndef CONFIG_SYS_PROMPT #define CONFIG_SYS_PROMPT "=> " #endif diff --git a/include/uuid.h b/include/uuid.h index e8feeed7a54..93027c1b286 100644 --- a/include/uuid.h +++ b/include/uuid.h @@ -7,15 +7,35 @@ #ifndef __UUID_H__ #define __UUID_H__ +/* This is structure is in big-endian */ +struct uuid { + unsigned int time_low; + unsigned short time_mid; + unsigned short time_hi_and_version; + unsigned char clock_seq_hi_and_reserved; + unsigned char clock_seq_low; + unsigned char node[6]; +} __packed; + enum { UUID_STR_FORMAT_STD, UUID_STR_FORMAT_GUID }; #define UUID_STR_LEN 36 -#define UUID_BIN_LEN 16 +#define UUID_BIN_LEN sizeof(struct uuid) + +#define UUID_VERSION_MASK 0xf000 +#define UUID_VERSION_SHIFT 12 +#define UUID_VERSION 0x4 + +#define UUID_VARIANT_MASK 0xc0 +#define UUID_VARIANT_SHIFT 7 +#define UUID_VARIANT 0x1 int uuid_str_valid(const char *uuid); int uuid_str_to_bin(char *uuid_str, unsigned char *uuid_bin, int str_format); void uuid_bin_to_str(unsigned char *uuid_bin, char *uuid_str, int str_format); +void gen_rand_uuid(unsigned char *uuid_bin); +void gen_rand_uuid_str(char *uuid_str, int str_format); #endif |