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/*
ihf - Tool for bypassing firewalls
Copyright (C) 2012 m_101, laurent
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdint.h>
#include "base64.h"
#define TEST_STR "ag0 arg1 arg2 arg3 arg4\n"
void print_array_uint8_t (uint8_t *array, int n_elements) {
int idx_array;
if (!array || n_elements <= 0)
return;
for (idx_array = 0; idx_array < n_elements; idx_array++)
printf("%02x ", array[idx_array]);
putchar('\n');
}
int main(int argc, char *argv[]) {
int idx_buf, sz_buf;
char *buf;
// b64
struct base64_decode_context dctx;
char *b64_encoded, *b64_decoded;
size_t len_decoded;
sz_buf = 256 + strlen(TEST_STR) + 1;
buf = calloc(sz_buf, sizeof(*buf));
if (!buf) {
fprintf(stderr, "error: Could not alloc buffer\n");
return -1;
}
for (idx_buf = 0; idx_buf < 256; idx_buf++)
buf[idx_buf] = idx_buf;
memcpy(buf + 256, TEST_STR, strlen(TEST_STR));
printf("printing array...\n");
print_array_uint8_t (buf, sz_buf - 1);
printf("\nEncoding buffer ...\n");
base64_encode_alloc(buf, sz_buf - 1, &b64_encoded);
if (!b64_encoded) {
fprintf(stderr, "error: Could not encode buffer\n");
return -1;
}
printf("encoded: %s\n\n", b64_encoded);
printf("Decoding buffer ...\n");
base64_decode_ctx_init (&dctx);
base64_decode_alloc_ctx(&dctx,
b64_encoded, strlen(b64_encoded),
&b64_decoded, &len_decoded);
printf("len_decoded: %lu\n\n", len_decoded);
printf("printing array...\n");
print_array_uint8_t (b64_decoded, len_decoded);
printf("comparing arrays...\n");
if (memcmp(buf, b64_decoded, len_decoded))
printf("Decoding failed\n");
else
printf("Decoding succeeded\n");
return 0;
}
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