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v1.0.3

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刘可亮
2024-01-27 08:47:24 +08:00
parent d3bd993b5f
commit 9f7ba67007
2345 changed files with 74421 additions and 76616 deletions
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119
application/freertos/helloworld/cmd/hexdump.c Normal file
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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <aic_common.h>
static void hex_dump_1(unsigned char *buf, unsigned long len)
{
unsigned long i;
for (i = 0; i < len; i++) {
if (i && (i % 16) == 0)
printf("\n");
if ((i % 16) == 0)
printf("0x%08lx : ", (unsigned long)&buf[i]);
printf("%02x ", buf[i]);
}
printf("\n");
}
static void hex_dump_2(unsigned char *buf, unsigned long len)
{
unsigned long i;
unsigned short data;
i = 0;
while (i < len) {
if (i && (i % 16) == 0)
printf("\n");
if ((i % 16) == 0)
printf("0x%08lx : ", (unsigned long)&buf[i]);
data = 0;
if ((i + 2) <= len) {
memcpy(&data, &buf[i], 2);
i += 2;
} else {
memcpy(&data, &buf[i], 1);
i += 1;
}
printf("%04x ", data);
}
printf("\n");
}
static void hex_dump_4(unsigned char *buf, unsigned long len)
{
unsigned long i;
unsigned long data;
i = 0;
while (i < len) {
if (i && (i % 16) == 0)
printf("\n");
if ((i % 16) == 0)
printf("0x%08lx : ", (unsigned long)&buf[i]);
data = 0;
if ((i + 4) <= len) {
memcpy(&data, &buf[i], 4);
i += 4;
} else {
memcpy(&data, &buf[i], len - i);
i += (len - i);
}
printf("%08lx ", data);
}
printf("\n");
}
static void hex_dump_8(unsigned char *buf, unsigned long len)
{
unsigned long i;
unsigned long long data;
i = 0;
while (i < len) {
if (i && (i % 16) == 0)
printf("\n");
if ((i % 16) == 0)
printf("0x%08lx : ", (unsigned long)&buf[i]);
data = 0;
if ((i + 8) <= len) {
memcpy(&data, &buf[i], 8);
i += 8;
} else {
memcpy(&data, &buf[i], len - i);
i += (len - i);
}
printf("%16llx ", data);
}
printf("\n");
}
void hexdump(unsigned char *buf, unsigned long len, int groupsize)
{
if (groupsize <= 1) {
hex_dump_1(buf, len);
} else if (groupsize <= 2) {
hex_dump_2(buf, len);
} else if (groupsize <= 4) {
hex_dump_4(buf, len);
} else if (groupsize <= 8) {
hex_dump_8(buf, len);
} else {
hex_dump_1(buf, len);
}
}
void show_speed(char *msg, u32 len, u32 us)
{
u32 tmp, speed;
/* Split to serval step to avoid overflow */
tmp = 1000 * len;
tmp = tmp / us;
tmp = 1000 * tmp;
speed = tmp / 1024;
printf("%s: %d byte, %d us -> %d KB/s\n", msg, len, us, speed);
}