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Diffstat (limited to 'netbytes.h')
-rw-r--r-- | netbytes.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/netbytes.h b/netbytes.h new file mode 100644 index 0000000..cab61f6 --- /dev/null +++ b/netbytes.h @@ -0,0 +1,93 @@ +#ifndef __NETBYTES_H +#define __NETBYTES_H + +#include <stdlib.h> +#include <stdio.h> +#include <stdint.h> +#include <string.h> +#include <sys/types.h> +#include <unistd.h> + +/* types that are supported */ +#define NBT_NONE 0x00 /* maybe not yet prepared type */ +#define NBT_U8 0x01 /* single unsigned 8 bits */ +#define NBT_U8ARRAY 0x02 /* u8 array */ +#define NBT_U16 0x03 /**/ +#define NBT_U16ARRAY 0x04 /**/ +#define NBT_U32 0x05 /**/ +#define NBT_U32ARRAY 0x06 /**/ +#define NBT_U64 0x07 /**/ +#define NBT_U64ARRAY 0x08 /**/ +#define NBT_I8 0x09 /**/ +#define NBT_I8ARRAY 0x0A /**/ +#define NBT_I16 0x0B /**/ +#define NBT_I16ARRAY 0x0C /**/ +#define NBT_I32 0x0D /**/ +#define NBT_I32ARRAY 0x0E /**/ +#define NBT_I64 0x0F /**/ +#define NBT_I64ARRAY 0x10 /**/ +#define NBT_F16 0x11 /**/ +#define NBT_F32 0x12 /**/ +#define NBT_F64 0x13 /**/ +#define NBT_F80 0x14 /**/ +#define NBT_NULL 0x15 /* official empty type */ +#define NBT_LIST 0x16 /* list of data */ + + +/* data typed used */ +#define __NBT_SIZE uint32_t +#define __NBT_TYPED uint8_t +#define __NBT_U8ARR_LEN uint16_t + +#define __NBT_MINIMAL_SIZE (sizeof(__NBT_SIZE)) +#define __NBT_MAX_TYPES (256) + +//creating netbyte structure +typedef struct __nb_type { + __NBT_TYPED type; + uint8_t *nb_val; +} __nb_type; + +typedef struct netbyte_store +{ + __NBT_SIZE size; + int count; + __nb_type types[__NBT_MAX_TYPES]; +} netbyte_store; + +typedef struct nb_u8 +{ + __NBT_TYPED type; + uint8_t val; +} nb_u8; + +typedef struct nb_u8arr +{ + __NBT_TYPED type; + __NBT_U8ARR_LEN len; + uint8_t *val; +} nb_u8arr; + +//loading/parsing netbyte structure +typedef struct netbyte_load +{ + __NBT_SIZE size; + uint8_t *buf; +} netbyte_load; + +int nb_u8_create( nb_u8 *s, uint8_t val ); +int nb_u8arr_create( nb_u8arr *s, __NBT_U8ARR_LEN len, uint8_t *val ); + +int nb_init( netbyte_store *store ); + +int nb_add_u8( netbyte_store *store, nb_u8 *u8 ); +int nb_add_u8arr( netbyte_store *store, nb_u8arr *u8arr ); +uint8_t *nb_create( netbyte_store *store ); + +int nb_load( netbyte_store *store, uint8_t *data ); +int nb_count( netbyte_store *store ); +int nb_type( netbyte_store *store, int count, __NBT_TYPED **type ); +int nb_val( netbyte_store *store, int count, uint8_t **val ); +int nb_fread( netbyte_store *store, int fd); + +#endif
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