kopia lustrzana https://github.com/espressif/esp-idf
78 wiersze
2.4 KiB
C
78 wiersze
2.4 KiB
C
|
|
|
|
#include <stdio.h>
|
|
#include "esp32/rom/miniz.h"
|
|
#include "unity.h"
|
|
|
|
|
|
#define DATASIZE (1024*64)
|
|
|
|
TEST_CASE("Test miniz compression/decompression", "[miniz][ignore]")
|
|
{
|
|
int x;
|
|
char b;
|
|
char *inbuf, *outbuf;
|
|
tdefl_compressor *comp;
|
|
tinfl_decompressor *decomp;
|
|
tdefl_status status;
|
|
size_t inbytes = 0, outbytes = 0, inpos = 0, outpos = 0, compsz;
|
|
printf("Allocating data buffer and filling it with semi-random data\n");
|
|
inbuf = malloc(DATASIZE);
|
|
TEST_ASSERT(inbuf != NULL);
|
|
srand(0);
|
|
for (x = 0; x < DATASIZE; x++) {
|
|
inbuf[x] = (x & 1) ? rand() & 0xff : 0;
|
|
}
|
|
printf("Allocating compressor & outbuf (%d bytes)\n", sizeof(tdefl_compressor));
|
|
comp = malloc(sizeof(tdefl_compressor));
|
|
TEST_ASSERT(comp != NULL);
|
|
outbuf = malloc(DATASIZE);
|
|
TEST_ASSERT(outbuf != NULL);
|
|
printf("Compressing...\n");
|
|
status = tdefl_init(comp, NULL, NULL, TDEFL_WRITE_ZLIB_HEADER | 1500);
|
|
TEST_ASSERT(status == TDEFL_STATUS_OKAY);
|
|
while (inbytes != DATASIZE) {
|
|
outbytes = DATASIZE - outpos;
|
|
inbytes = DATASIZE - inpos;
|
|
tdefl_compress(comp, &inbuf[inpos], &inbytes, &outbuf[outpos], &outbytes, TDEFL_FINISH);
|
|
printf("...Compressed %d into %d bytes\n", inbytes, outbytes);
|
|
inpos += inbytes; outpos += outbytes;
|
|
}
|
|
compsz = outpos;
|
|
free(comp);
|
|
//Kill inbuffer
|
|
for (x = 0; x < DATASIZE; x++) {
|
|
inbuf[x] = 0;
|
|
}
|
|
free(inbuf);
|
|
|
|
inbuf = outbuf;
|
|
outbuf = malloc(DATASIZE);
|
|
TEST_ASSERT(outbuf != NULL);
|
|
printf("Reinflating...\n");
|
|
decomp = malloc(sizeof(tinfl_decompressor));
|
|
TEST_ASSERT(decomp != NULL);
|
|
tinfl_init(decomp);
|
|
inpos = 0; outpos = 0;
|
|
while (inbytes != compsz) {
|
|
outbytes = DATASIZE - outpos;
|
|
inbytes = compsz - inpos;
|
|
tinfl_decompress(decomp, (const mz_uint8 *)&inbuf[inpos], &inbytes, (uint8_t *)outbuf, (mz_uint8 *)&outbuf[outpos], &outbytes, TINFL_FLAG_PARSE_ZLIB_HEADER);
|
|
printf("...Decompressed %d into %d bytes\n", inbytes, outbytes);
|
|
inpos += inbytes; outpos += outbytes;
|
|
}
|
|
printf("Checking if same...\n");
|
|
srand(0);
|
|
for (x = 0; x < DATASIZE; x++) {
|
|
b = (x & 1) ? rand() & 0xff : 0;
|
|
if (outbuf[x] != b) {
|
|
printf("Pos %x: %hhx!=%hhx\n", x, outbuf[x], b);
|
|
TEST_ASSERT(0);
|
|
}
|
|
}
|
|
printf("Great Success!\n");
|
|
free(inbuf);
|
|
free(outbuf);
|
|
free(decomp);
|
|
}
|