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gdb_packet: Implement notification packets

This commit is contained in:
dragonmux 2022-07-20 23:20:17 +01:00 committed by Piotr Esden-Tempski
parent 5ae5ffb7c3
commit c0b5f89148
2 changed files with 25 additions and 6 deletions
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28
src/gdb_packet.c
View File

@ -167,10 +167,10 @@ static void gdb_next_char(char c, unsigned char *csum)
void gdb_putpacket2(const char *packet1, size_t size1, const char *packet2, size_t size2) void gdb_putpacket2(const char *packet1, size_t size1, const char *packet2, size_t size2)
{ {
char xmit_csum[3]; char xmit_csum[3];
int tries = 0; size_t tries = 0;
do { do {
DEBUG_GDB_WIRE("%s : ", __func__); DEBUG_GDB_WIRE("%s: ", __func__);
unsigned char csum = 0; unsigned char csum = 0;
gdb_if_putchar('$', 0); gdb_if_putchar('$', 0);
@ -184,16 +184,16 @@ void gdb_putpacket2(const char *packet1, size_t size1, const char *packet2, size
gdb_if_putchar(xmit_csum[0], 0); gdb_if_putchar(xmit_csum[0], 0);
gdb_if_putchar(xmit_csum[1], 1); gdb_if_putchar(xmit_csum[1], 1);
DEBUG_GDB_WIRE("\n"); DEBUG_GDB_WIRE("\n");
} while ((gdb_if_getchar_to(2000) != '+') && (tries++ < 3)); } while (gdb_if_getchar_to(2000) != '+' && tries++ < 3);
} }
void gdb_putpacket(const char *packet, size_t size) void gdb_putpacket(const char *packet, size_t size)
{ {
char xmit_csum[3]; char xmit_csum[3];
int tries = 0; size_t tries = 0;
do { do {
DEBUG_GDB_WIRE("%s : ", __func__); DEBUG_GDB_WIRE("%s: ", __func__);
unsigned char csum = 0; unsigned char csum = 0;
gdb_if_putchar('$', 0); gdb_if_putchar('$', 0);
for (size_t i = 0; i < size; ++i) for (size_t i = 0; i < size; ++i)
@ -203,7 +203,23 @@ void gdb_putpacket(const char *packet, size_t size)
gdb_if_putchar(xmit_csum[0], 0); gdb_if_putchar(xmit_csum[0], 0);
gdb_if_putchar(xmit_csum[1], 1); gdb_if_putchar(xmit_csum[1], 1);
DEBUG_GDB_WIRE("\n"); DEBUG_GDB_WIRE("\n");
} while ((gdb_if_getchar_to(2000) != '+') && (tries++ < 3)); } while (gdb_if_getchar_to(2000) != '+' && tries++ < 3);
}
void gdb_put_notification(const char *const packet, const size_t size)
{
char xmit_csum[3];
DEBUG_GDB_WIRE("%s: ", __func__);
uint8_t csum = 0;
gdb_if_putchar('%', 0);
for (size_t i = 0; i < size; ++i)
gdb_next_char(packet[i], &csum);
gdb_if_putchar('#', 0);
snprintf(xmit_csum, sizeof(xmit_csum), "%02X", csum);
gdb_if_putchar(xmit_csum[0], 0);
gdb_if_putchar(xmit_csum[1], 1);
DEBUG_GDB_WIRE("\n");
} }
void gdb_putpacket_f(const char *fmt, ...) void gdb_putpacket_f(const char *fmt, ...)

3
src/include/gdb_packet.h
View File

@ -21,6 +21,7 @@
#ifndef __GDB_PACKET_H #ifndef __GDB_PACKET_H
#define __GDB_PACKET_H #define __GDB_PACKET_H
#include <stddef.h>
#include <stdarg.h> #include <stdarg.h>
size_t gdb_getpacket(char *packet, size_t size); size_t gdb_getpacket(char *packet, size_t size);
@ -28,6 +29,8 @@ void gdb_putpacket(const char *packet, size_t size);
void gdb_putpacket2(const char *packet1, size_t size1, const char *packet2, size_t size2); void gdb_putpacket2(const char *packet1, size_t size1, const char *packet2, size_t size2);
#define gdb_putpacketz(packet) gdb_putpacket((packet), strlen(packet)) #define gdb_putpacketz(packet) gdb_putpacket((packet), strlen(packet))
void gdb_putpacket_f(const char *packet, ...); void gdb_putpacket_f(const char *packet, ...);
void gdb_put_notification(const char *packet, size_t size);
#define gdb_put_notificationz(packet) gdb_put_notification((packet), strlen(packet))
void gdb_out(const char *buf); void gdb_out(const char *buf);
void gdb_voutf(const char *fmt, va_list); void gdb_voutf(const char *fmt, va_list);