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Code Issues Releases Wiki Activity

add const where possible (for message parsing)

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This commit is contained in:
Pavol Rusnak 2016-08-29 22:36:18 +02:00
parent aaf2631dd6
commit d7c0fbc379
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GPG Key ID: 91F3B339B9A02A3D
5 changed files with 13 additions and 13 deletions
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8
firmware/messages.c
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@ -308,7 +308,7 @@ void msg_process(char type, uint16_t msg_id, const pb_field_t *fields, uint8_t *
}
}
void msg_read_common(char type, uint8_t *buf, int len)
void msg_read_common(char type, const uint8_t *buf, int len)
{
static char read_state = READSTATE_IDLE;
static uint8_t msg_in[MSG_IN_SIZE];
@ -357,7 +357,7 @@ void msg_read_common(char type, uint8_t *buf, int len)
}
}
uint8_t *msg_out_data(void)
const uint8_t *msg_out_data(void)
{
if (msg_out_start == msg_out_end) return 0;
uint8_t *data = msg_out + (msg_out_start * 64);
@ -368,7 +368,7 @@ uint8_t *msg_out_data(void)
#if DEBUG_LINK
uint8_t *msg_debug_out_data(void)
const uint8_t *msg_debug_out_data(void)
{
if (msg_debug_out_start == msg_debug_out_end) return 0;
uint8_t *data = msg_debug_out + (msg_debug_out_start * 64);
@ -382,7 +382,7 @@ uint8_t *msg_debug_out_data(void)
uint8_t msg_tiny[64];
uint16_t msg_tiny_id = 0xFFFF;
void msg_read_tiny(uint8_t *buf, int len)
void msg_read_tiny(const uint8_t *buf, int len)
{
if (len != 64) return;
if (buf[0] != '?' || buf[1] != '#' || buf[2] != '#') {

10
firmware/messages.h
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@ -30,7 +30,7 @@
#define msg_read(buf, len) msg_read_common('n', (buf), (len))
#define msg_write(id, ptr) msg_write_common('n', (id), (ptr))
uint8_t *msg_out_data(void);
const uint8_t *msg_out_data(void);
#if DEBUG_LINK
@ -38,15 +38,15 @@ uint8_t *msg_out_data(void);
#define msg_debug_read(buf, len) msg_read_common('d', (buf), (len))
#define msg_debug_write(id, ptr) msg_write_common('d', (id), (ptr))
uint8_t *msg_debug_out_data(void);
const uint8_t *msg_debug_out_data(void);
#endif
void msg_read_common(char type, uint8_t *buf, int len);
void msg_read_common(char type, const uint8_t *buf, int len);
bool msg_write_common(char type, uint16_t msg_id, const void *msg_ptr);
void msg_read_tiny(uint8_t *buf, int len);
void msg_debug_read_tiny(uint8_t *buf, int len);
void msg_read_tiny(const uint8_t *buf, int len);
void msg_debug_read_tiny(const uint8_t *buf, int len);
extern uint8_t msg_tiny[64];
extern uint16_t msg_tiny_id;

2
firmware/protob/pb_decode.c
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@ -151,7 +151,7 @@ static bool checkreturn pb_readbyte(pb_istream_t *stream, uint8_t *buf)
return true;
}
pb_istream_t pb_istream_from_buffer(uint8_t *buf, size_t bufsize)
pb_istream_t pb_istream_from_buffer(const uint8_t *buf, size_t bufsize)
{
pb_istream_t stream;
#ifdef PB_BUFFER_ONLY

4
firmware/protob/pb_decode.h
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@ -37,7 +37,7 @@ struct _pb_istream_t
bool (*callback)(pb_istream_t *stream, uint8_t *buf, size_t count);
#endif
void *state; /* Free field for use by callback implementation */
const void *state; /* Free field for use by callback implementation */
size_t bytes_left;
#ifndef PB_NO_ERRMSG
@ -103,7 +103,7 @@ void pb_release(const pb_field_t fields[], void *dest_struct);
* Alternatively, you can use a custom stream that reads directly from e.g.
* a file or a network socket.
*/
pb_istream_t pb_istream_from_buffer(uint8_t *buf, size_t bufsize);
pb_istream_t pb_istream_from_buffer(const uint8_t *buf, size_t bufsize);
/* Function to read from a pb_istream_t. You can use this if you need to
* read some custom header data, or to read data in field callbacks.

2
firmware/usb.c
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@ -391,7 +391,7 @@ void usbInit(void)
void usbPoll(void)
{
static uint8_t *data;
static const uint8_t *data;
// poll read buffer
usbd_poll(usbd_dev);
// write pending data