36,11 → 36,15 |
#include <stdlib.h> |
#include <string.h> |
#include <bool.h> |
#include <udebug.h> |
#include <sys/types.h> |
|
#include "main.h" |
#include "cmd.h" |
|
static void cmd_break(int argc, char *argv[]); |
void cmd_help(int argc, char *argv[]); |
static void cmd_read(int argc, char *argv[]); |
static void cmd_quit(int argc, char *argv[]); |
|
volatile bool quit = false; |
48,6 → 52,7 |
cmd_desc_t cmd_table[] = { |
{ 1, "break", cmd_break }, |
{ 0, "help", cmd_help }, |
{ 2, "read", cmd_read }, |
{ 0, "quit", cmd_quit }, |
{ -1, NULL, NULL } |
}; |
55,11 → 60,16 |
static void cmd_break(int argc, char *argv[]) |
{ |
uintptr_t addr; |
char brkp[1]; |
int rc; |
|
(void)argc; |
addr = strtoul(argv[1], NULL, 0); |
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printf("You requested a breakpoint at 0x%x\n", addr); |
brkp[0] = 0xcc; |
rc = udebug_mem_write(app_phone, brkp, addr, 1); |
printf("udebug_mem_write() -> %d\n", rc); |
} |
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void cmd_help(int argc, char *argv[]) |
74,6 → 84,53 |
} |
} |
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#define BYTES_PER_LINE 16 |
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static void cmd_read(int argc, char *argv[]) |
{ |
uintptr_t addr; |
size_t length; |
uint8_t buf[BYTES_PER_LINE]; |
int to_read, i; |
int rc; |
|
(void)argc; |
addr = strtoul(argv[1], NULL, 0); |
length = strtoul(argv[2], NULL, 0); |
|
while (length > 0) { |
to_read = length < BYTES_PER_LINE ? length : BYTES_PER_LINE; |
|
rc = udebug_mem_read(app_phone, buf, addr, to_read); |
if (rc < 0) { |
printf("error %d\n", rc); |
return; |
} |
|
printf("0x%x:", addr); |
for (i = 0; i < to_read; ++i) { |
printf(" %02x", buf[i]); |
} |
for (i = to_read; i < BYTES_PER_LINE; ++i) { |
printf(" "); |
} |
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putchar ('\t'); |
|
for (i = 0; i < to_read; ++i) { |
if (buf[i] >= 32 && buf[i] < 127) |
putchar(buf[i]); |
else |
putchar('.'); |
} |
printf("\n"); |
|
addr += to_read; |
length -= to_read; |
} |
} |
|
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static void cmd_quit(int argc, char *argv[]) |
{ |
(void)argc; (void)argv; |