/* * Copyright 2014 Vincent Sanders <vince@netsurf-browser.org> * * This file is part of libnsutils. * * Licensed under the MIT License, *                http://www.opensource.org/licenses/mit-license.php */ /** * \file * * Base64 test program. Reads data from stdin and en/de codes it to/from base64 */ #include <stdio.h>#include <stdint.h>#include <stdlib.h>#include <unistd.h> #include <nsutils/base64.h> int main(int argc, char**argv){        uint8_t *buffer;        size_t buffer_len=0;        uint8_t *output;        size_t output_len;        int opt;        int decode = 0;        int url = 0;          while ((opt = getopt(argc, argv, "du")) != -1) {                switch (opt) {                case 'd':                        decode = 1;                        break;                case 'u':                        url = 1;                        break;                 default: /* '?' */                        fprintf(stderr, "Usage: %s [-d] [-u]\n", argv[0]);                        exit(EXIT_FAILURE);                 }        }         if (scanf("%1024mc%n", &buffer, (int *)&buffer_len) < 1) {                return 1;        }          if (decode) {                /* decode */                if (url) {                        nsu_base64_decode_alloc_url(buffer, buffer_len, &output, &output_len);                } else {                         nsu_base64_decode_alloc(buffer, buffer_len, &output, &output_len);                }        } else {                /* encode */                if (url) {                        nsu_base64_encode_alloc_url(buffer, buffer_len, &output, &output_len);                } else {                        nsu_base64_encode_alloc(buffer, buffer_len, &output, &output_len);                }        }         if (output != NULL) {                printf("%.*s", (int)output_len, output);                free(output);        }         free(buffer);         return 0;}