le> ( seq -- x )
Working with binary data

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Vocabulary
endian

Inputs

seq	a sequence of bytes

Outputs

x	a non-negative integer

Word description
Converts a sequence of bytes in little endian order into an unsigned integer.

Definition

USING: alien.c-types combinators endian.private kernel sequences
;

IN: endian

: le> ( seq -- x )
    dup length {
        { 1 [ uint8_t 1 n-le> ] }
        { 2 [ uint16_t 2 n-le> ] }
        { 4 [ uint32_t 4 n-le> ] }
        { 8 [ uint64_t 8 n-le> ] }
        [ drop slow-le> ]
    } case ;