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atusb/fw/: convert functions returning "int" to "bool"

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Firmware size is down from 5612 to 3590 bytes. Wow !
This commit is contained in:
Werner Almesberger
2013-03-29 19:14:11 -03:00
parent c9ab070ffd
commit a8db238cbb
15 changed files with 74 additions and 61 deletions
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15
atusb/fw/usb/dfu.c
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@@ -1,8 +1,8 @@
/*
* boot/dfu.c - DFU protocol engine
*
* Written 2008-2011 by Werner Almesberger
* Copyright 2008-2011 Werner Almesberger
* Written 2008-2011, 2013 by Werner Almesberger
* Copyright 2008-2011, 2013 Werner Almesberger
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -25,6 +25,7 @@
*/
#include <stdbool.h>
#include <stdint.h>
#include "usb.h"
@@ -81,7 +82,7 @@ const uint8_t config_descriptor[] = {
static uint16_t next_block = 0;
static int did_download;
static bool did_download;
static uint8_t buf[EP0_SIZE];
@@ -95,7 +96,7 @@ static void block_write(void *user)
}
static int block_receive(uint16_t length)
static bool block_receive(uint16_t length)
{
static uint16_t size;
@@ -115,7 +116,7 @@ static int block_receive(uint16_t length)
}
static int block_transmit(uint16_t length)
static bool block_transmit(uint16_t length)
{
uint16_t got;
@@ -134,9 +135,9 @@ static int block_transmit(uint16_t length)
}
static int my_setup(const struct setup_request *setup)
static bool my_setup(const struct setup_request *setup)
{
int ok;
bool ok;
switch (setup->bmRequestType | setup->bRequest << 8) {
case DFU_TO_DEV(DFU_DETACH):