diff options
Diffstat (limited to 'payloads/libpayload')
| -rw-r--r-- | payloads/libpayload/include/libpayload.h | 110 |
1 files changed, 66 insertions, 44 deletions
diff --git a/payloads/libpayload/include/libpayload.h b/payloads/libpayload/include/libpayload.h index 3ef05f2b3c..8ec052cbec 100644 --- a/payloads/libpayload/include/libpayload.h +++ b/payloads/libpayload/include/libpayload.h @@ -76,30 +76,33 @@ static const char _pstruct(key)[] \ __attribute__((__used__)) \ __attribute__((section(".note.pinfo"),unused)) = #key "=" value -/* Some NVRAM byte definitions */ -#define NVRAM_RTC_SECONDS 0 -#define NVRAM_RTC_MINUTES 2 -#define NVRAM_RTC_HOURS 4 -#define NVRAM_RTC_DAY 7 -#define NVRAM_RTC_MONTH 8 -#define NVRAM_RTC_YEAR 9 -#define NVRAM_RTC_FREQ_SELECT 10 -#define NVRAM_RTC_UIP 0x80 - /** * @defgroup nvram NVRAM and RTC functions * @{ */ + +#define NVRAM_RTC_SECONDS 0 /**< RTC Seconds offset in CMOS */ +#define NVRAM_RTC_MINUTES 2 /**< RTC Minutes offset in CMOS */ +#define NVRAM_RTC_HOURS 4 /**< RTC Hours offset in CMOS */ +#define NVRAM_RTC_DAY 7 /**< RTC Days offset in CMOS */ +#define NVRAM_RTC_MONTH 8 /**< RTC Month offset in CMOS */ +#define NVRAM_RTC_YEAR 9 /**< RTC Year offset in CMOS */ +#define NVRAM_RTC_FREQ_SELECT 10 /**< RTC Update Status Register */ +#define NVRAM_RTC_UIP 0x80 + +/** @struct tm + * \brief Broken down time structure + */ struct tm { - int tm_sec; - int tm_min; - int tm_hour; - int tm_mday; - int tm_mon; - int tm_year; - int tm_wday; - int tm_yday; - int tm_isdst; + int tm_sec; /**< Number of seconds after the minute */ + int tm_min; /**< Number of minutes after the hour */ + int tm_hour; /**< Number of hours past midnight */ + int tm_mday; /**< The day of the month */ + int tm_mon; /**< The month of the year */ + int tm_year; /**< The number of years since 1900 */ + int tm_wday; /**< The day of the week */ + int tm_yday; /**< The number of days since January 1 */ + int tm_isdst; /**< A flag indicating daylight savings time */ }; u8 nvram_read(u8 addr); @@ -312,9 +315,14 @@ char *strstr(const char *h, const char *n); * @defgroup time Time Functions * @{ */ + +/** @struct timeval + * @brief System time structure + */ + struct timeval { - time_t tv_sec; - suseconds_t tv_usec; + time_t tv_sec; /**< Seconds */ + suseconds_t tv_usec; /**< Microseconds */ }; int gettimeofday(struct timeval *tv, void *tz); @@ -324,36 +332,50 @@ int gettimeofday(struct timeval *tv, void *tz); * @defgroup lar LAR Functions * @{ */ + +/** @struct LAR + * @brief LAR File Header + */ struct LAR { - void * start; - int cindex; - int count; - int alloc; - int eof; - void **headers; + void * start; /**< Location of the LAR in memory */ + int cindex; /**< Next file to return in readlar() */ + int count; /**< Number of entries in the header cache */ + int alloc; /**< Number of slots in the header cache */ + int eof; /**< Last entry in the header cache */ + void **headers; /**< Pointer to the header cache */ }; +/** @struct larent + * @brief A structure representing the next LAR entry + */ struct larent { - u8 name[LAR_MAX_PATHLEN]; + u8 name[LAR_MAX_PATHLEN]; /**< The name of the next LAR entry */ }; +/** @struct larstat + * @brief A structure containing information about a LAR file + */ struct larstat { - u32 len; - u32 reallen; - u32 checksum; - u32 compchecksum; - u32 offset; - u32 compression; - u64 entry; - u64 loadaddress; + u32 len; /**< Length of the file in the LAR */ + u32 reallen; /**< Length of the uncompressed file */ + u32 checksum; /**< Checksum of the uncompressed file */ + u32 compchecksum; /**< Checksum of the compressed file in the LAR */ + u32 offset; /**< Offset of the file in the LAR */ + u32 compression; /**< Compression type of the file */ + u64 entry; /**< Entry point of the file for executables */ + u64 loadaddress; /**< Address in memory to put the uncompressed file */ }; +/** @struct LFILE + * @brief A structure representing a LAR file + */ + struct LFILE { - struct LAR *lar; - struct lar_header *header; - u32 size; - void *start; - u32 offset; + struct LAR *lar; /**< Pointer to the LAR struct */ + struct lar_header *header; /**< Pointer to the header struct */ + u32 size; /**< Size of the file */ + void *start; /**< Start of the file in memory */ + u32 offset; /**< Offset of the file in the LAR */ }; struct LAR *openlar(void *addr); @@ -366,9 +388,9 @@ int lfverify(struct LAR *lar, const char *filename); struct LFILE * lfopen(struct LAR *lar, const char *filename); int lfread(void *ptr, size_t size, size_t nmemb, struct LFILE *stream); -#define SEEK_SET 0 -#define SEEK_CUR 1 -#define SEEK_END 2 +#define SEEK_SET 0 /**@def The seek offset is absolute */ +#define SEEK_CUR 1 /**@def The seek offset is against the current position */ +#define SEEK_END 2 /**@def The see offset is against the end of the file */ int lfseek(struct LFILE *stream, long offset, int whence); int lfclose(struct LFILE *file); |