13 int arc4_setkey(struct arc4_ctx *ctx, const u8 *in_key, unsigned int key_len)  in arc4_setkey()  argument
17 	ctx->x = 1;  in arc4_setkey()
18 	ctx->y = 0;  in arc4_setkey()
21 		ctx->S[i] = i;  in arc4_setkey()
24 		u32 a = ctx->S[i];  in arc4_setkey()
27 		ctx->S[i] = ctx->S[j];  in arc4_setkey()
28 		ctx->S[j] = a;  in arc4_setkey()
37 void arc4_crypt(struct arc4_ctx *ctx, u8 *out, const u8 *in, unsigned int len)  in arc4_crypt()  argument
39 	u32 *const S = ctx->S;  in arc4_crypt()
46 	x = ctx->x;  in arc4_crypt()
47 	y = ctx->y;  in arc4_crypt()
69 	ctx->x = x;  in arc4_crypt()
70 	ctx->y = y;  in arc4_crypt()