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zhibog
79 lines
3.8 KiB
Odin
79 lines
3.8 KiB
Odin
package _ctx
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/*
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Copyright 2021 zhibog
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Made available under the BSD-3 license.
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List of contributors:
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zhibog: Initial creation and testing of the bindings.
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Implementation of the context, used internally by the crypto library.
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*/
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import "core:io"
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import "core:os"
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Hash_Size :: enum {
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_16,
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_20,
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_24,
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_28,
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_32,
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_40,
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_48,
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_64,
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_128,
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}
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Hash_Context :: struct {
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botan_hash_algo: cstring,
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external_ctx: any,
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internal_ctx: any,
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hash_size: Hash_Size,
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hash_size_val: int,
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is_using_odin: bool,
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using vtbl: ^Hash_Context_Vtable,
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}
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Hash_Context_Vtable :: struct {
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hash_bytes_16 : proc (ctx: ^Hash_Context, input: []byte) -> [16]byte,
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hash_bytes_20 : proc (ctx: ^Hash_Context, input: []byte) -> [20]byte,
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hash_bytes_24 : proc (ctx: ^Hash_Context, input: []byte) -> [24]byte,
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hash_bytes_28 : proc (ctx: ^Hash_Context, input: []byte) -> [28]byte,
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hash_bytes_32 : proc (ctx: ^Hash_Context, input: []byte) -> [32]byte,
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hash_bytes_40 : proc (ctx: ^Hash_Context, input: []byte) -> [40]byte,
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hash_bytes_48 : proc (ctx: ^Hash_Context, input: []byte) -> [48]byte,
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hash_bytes_64 : proc (ctx: ^Hash_Context, input: []byte) -> [64]byte,
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hash_bytes_128 : proc (ctx: ^Hash_Context, input: []byte) -> [128]byte,
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hash_file_16 : proc (ctx: ^Hash_Context, hd: os.Handle, load_at_once := false) -> ([16]byte, bool),
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hash_file_20 : proc (ctx: ^Hash_Context, hd: os.Handle, load_at_once := false) -> ([20]byte, bool),
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hash_file_24 : proc (ctx: ^Hash_Context, hd: os.Handle, load_at_once := false) -> ([24]byte, bool),
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hash_file_28 : proc (ctx: ^Hash_Context, hd: os.Handle, load_at_once := false) -> ([28]byte, bool),
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hash_file_32 : proc (ctx: ^Hash_Context, hd: os.Handle, load_at_once := false) -> ([32]byte, bool),
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hash_file_40 : proc (ctx: ^Hash_Context, hd: os.Handle, load_at_once := false) -> ([40]byte, bool),
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hash_file_48 : proc (ctx: ^Hash_Context, hd: os.Handle, load_at_once := false) -> ([48]byte, bool),
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hash_file_64 : proc (ctx: ^Hash_Context, hd: os.Handle, load_at_once := false) -> ([64]byte, bool),
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hash_file_128 : proc (ctx: ^Hash_Context, hd: os.Handle, load_at_once := false) -> ([128]byte, bool),
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hash_stream_16 : proc (ctx: ^Hash_Context, s: io.Stream) -> ([16]byte, bool),
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hash_stream_20 : proc (ctx: ^Hash_Context, s: io.Stream) -> ([20]byte, bool),
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hash_stream_24 : proc (ctx: ^Hash_Context, s: io.Stream) -> ([24]byte, bool),
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hash_stream_28 : proc (ctx: ^Hash_Context, s: io.Stream) -> ([28]byte, bool),
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hash_stream_32 : proc (ctx: ^Hash_Context, s: io.Stream) -> ([32]byte, bool),
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hash_stream_40 : proc (ctx: ^Hash_Context, s: io.Stream) -> ([40]byte, bool),
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hash_stream_48 : proc (ctx: ^Hash_Context, s: io.Stream) -> ([48]byte, bool),
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hash_stream_64 : proc (ctx: ^Hash_Context, s: io.Stream) -> ([64]byte, bool),
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hash_stream_128 : proc (ctx: ^Hash_Context, s: io.Stream) -> ([128]byte, bool),
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hash_bytes_slice : proc (ctx: ^Hash_Context, input: []byte, out_size: int, allocator := context.allocator) -> []byte,
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hash_file_slice : proc (ctx: ^Hash_Context, hd: os.Handle, out_size: int, load_at_once := false, allocator := context.allocator) -> ([]byte, bool),
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hash_stream_slice : proc (ctx: ^Hash_Context, s: io.Stream, out_size: int, allocator := context.allocator) -> ([]byte, bool),
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init : proc (ctx: ^Hash_Context),
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update : proc (ctx: ^Hash_Context, data: []byte),
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final : proc (ctx: ^Hash_Context, hash: []byte),
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}
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_init_vtable :: #force_inline proc() -> ^Hash_Context {
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ctx := new(Hash_Context)
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vtbl := new(Hash_Context_Vtable)
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ctx.vtbl = vtbl
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return ctx
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} |