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Cleanup example

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Chris 2023-12-19 03:14:16 +01:00
parent 4fd5bc05c9
commit 6703a07e0f
2 changed files with 21 additions and 26 deletions
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3
README.md Normal file
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# TinyCRC
This is a library for calculating CRC32, CRC16 and CRC8.

44
crctest.cpp
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#include <cstring>
#include "src/tinycrc.h"
void test(const uint8_t* buffer)
{
uint32_t crc32 = tinycrc_crc32(buffer, strlen((char*)buffer));
uint16_t crc16 = tinycrc_crc16(buffer, strlen((char*)buffer));
uint8_t crc8 = tinycrc_crc8(buffer, strlen((char*)buffer));
printf("%-32s | crc32 | %08x\n", (char*)buffer, crc32);
printf("%-32s | crc16 | %04x\n", (char*)buffer, crc16);
printf("%-32s | crc8 | %02x\n", (char*)buffer, crc8);
}
int main()
{
uint8_t* buffer = (uint8_t*)malloc(32);
sprintf((char*)buffer, "Hello %s!", "World");
strcpy((char*)buffer, "Hello World\0");
test(buffer);
uint32_t crc32 = tinycrc_crc32(buffer, 32);
uint16_t crc16 = tinycrc_crc16(buffer, 32);
uint8_t crc8 = tinycrc_crc8(buffer, 32);
strcpy((char*)buffer, "Hello World!\0");
test(buffer);
printf("%-32s | crc32 | %08x\n", (char*)buffer, crc32);
printf("%-32s | crc16 | %04x\n", (char*)buffer, crc16);
printf("%-32s | crc8 | %02x\n", (char*)buffer, crc8);
strcpy((char*)buffer, "Hello Worlds\0");
test(buffer);
sprintf((char*)buffer, "Hello %s!", "Worlds");
crc32 = tinycrc_crc32(buffer, 32);
crc16 = tinycrc_crc16(buffer, 32);
crc8 = tinycrc_crc8(buffer, 32);
printf("%-32s | crc32 | %08x\n", (char*)buffer, crc32);
printf("%-32s | crc16 | %04x\n", (char*)buffer, crc16);
printf("%-32s | crc8 | %02x\n", (char*)buffer, crc8);
sprintf((char*)buffer, "%s %d", "foobarxyzzy", 42);
crc32 = tinycrc_crc32(buffer, 32);
crc16 = tinycrc_crc16(buffer, 32);
crc8 = tinycrc_crc8(buffer, 32);
printf("%-32s | crc32 | %08x\n", (char*)buffer, crc32);
printf("%-32s | crc16 | %04x\n", (char*)buffer, crc16);
printf("%-32s | crc8 | %02x\n", (char*)buffer, crc8);
strcpy((char*)buffer, "Testing\0");
test(buffer);
free(buffer);