98     size_t buf_len;  member
190             i = ctx->buf_len - ctx->buf_off;  in ok_read()
200             if (ctx->buf_len == ctx->buf_off) {  in ok_read()
207                     ctx->buf_len = ctx->buf_len_save - ctx->buf_off_save;  in ok_read()
209                             ctx->buf_len);  in ok_read()
211                     ctx->buf_len = 0;  in ok_read()
222         n = IOBS - ctx->buf_len;  in ok_read()
223         i = BIO_read(next, &(ctx->buf[ctx->buf_len]), n);  in ok_read()
228         ctx->buf_len += i;  in ok_read()
278         n = ctx->buf_len - ctx->buf_off;  in ok_write()
293         if (ctx->buf_len == ctx->buf_off) {  in ok_write()
294             ctx->buf_len = OK_BLOCK_BLOCK;  in ok_write()
301         n = (inl + ctx->buf_len > OK_BLOCK_SIZE + OK_BLOCK_BLOCK) ?  in ok_write()
302             (int)(OK_BLOCK_SIZE + OK_BLOCK_BLOCK - ctx->buf_len) : inl;  in ok_write()
304         memcpy(&ctx->buf[ctx->buf_len], in, n);  in ok_write()
305         ctx->buf_len += n;  in ok_write()
309         if (ctx->buf_len >= OK_BLOCK_SIZE + OK_BLOCK_BLOCK) {  in ok_write()
336         ctx->buf_len = 0;  in ok_ctrl()
354         ret = ctx->blockout ? ctx->buf_len - ctx->buf_off : 0;  in ok_ctrl()
373         ctx->buf_off = ctx->buf_len = 0;  in ok_ctrl()
460     if (ctx->buf_len + 2 * md_size > OK_BLOCK_SIZE)  in sig_out()
471     memcpy(&(ctx->buf[ctx->buf_len]), md_data, md_size);  in sig_out()
472     longswap(&(ctx->buf[ctx->buf_len]), md_size);  in sig_out()
473     ctx->buf_len += md_size;  in sig_out()
477     if (!EVP_DigestFinal_ex(md, &(ctx->buf[ctx->buf_len]), NULL))  in sig_out()
479     ctx->buf_len += md_size;  in sig_out()
504     if ((int)(ctx->buf_len - ctx->buf_off) < 2 * md_size)  in sig_in()
521         if (ctx->buf_len != ctx->buf_off) {  in sig_in()
523                     ctx->buf_len - ctx->buf_off);  in sig_in()
525         ctx->buf_len -= ctx->buf_off;  in sig_in()
549     tl = ctx->buf_len - OK_BLOCK_BLOCK;  in block_out()
557     if (!EVP_DigestFinal_ex(md, &(ctx->buf[ctx->buf_len]), NULL))  in block_out()
559     ctx->buf_len += md_size;  in block_out()
588     if (ctx->buf_len < tl + OK_BLOCK_BLOCK + md_size)  in block_in()
599         ctx->buf_len_save = ctx->buf_len;  in block_in()
601         ctx->buf_len = tl + OK_BLOCK_BLOCK;  in block_in()