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annotate decodeurl.c @ 72:23d0073daa79

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Create decodeurl.c committer: GitHub <noreply@github.com>
author Paper <37962225+mrpapersonic@users.noreply.github.com>
date Wed, 22 Jun 2022 19:37:21 -0400
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23d0073daa79 Create decodeurl.c
Paper <37962225+mrpapersonic@users.noreply.github.com>
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1 // C port of decodeurl.cpp
23d0073daa79 Create decodeurl.c
Paper <37962225+mrpapersonic@users.noreply.github.com>
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2 #include <curl/curl.h>
23d0073daa79 Create decodeurl.c
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3 #include <string.h>
23d0073daa79 Create decodeurl.c
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4 #include <stdio.h>
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5 #include <stdlib.h>
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6
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Paper <37962225+mrpapersonic@users.noreply.github.com>
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7 #define ENCODED_SIZE 8192
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8
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9 int main(int argc, char* argv[]) {
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10 int c;
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11 if (argc != 3) {
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12 printf("usage: %s <input> <output>\n", argv[0]);
23d0073daa79 Create decodeurl.c
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13 return 1;
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14 }
23d0073daa79 Create decodeurl.c
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15 char encoded[ENCODED_SIZE] = {'\0'};
23d0073daa79 Create decodeurl.c
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16 CURL* curl = curl_easy_init();
23d0073daa79 Create decodeurl.c
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17 char data[256];
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18 FILE* in = fopen(argv[1], "r"); // this is unsafe, but meh
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19 FILE* out = fopen(argv[2], "w");
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20 if (in == NULL || out == NULL) {
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21 printf("Failed to open file(s)!\n");
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22 return 1;
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23 }
23d0073daa79 Create decodeurl.c
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24 char* p = &encoded[strlen(encoded)];
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25 while ((c = fgetc(in)) != EOF) {
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26 *p++ = c;
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27 if (p == &encoded[ENCODED_SIZE-1]) break;
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28 }
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29 *p = '\0';
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30 rewind(in); // we probably don't need this!!
23d0073daa79 Create decodeurl.c
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31 char* decoded = curl_easy_unescape(curl, encoded, 0, NULL);
23d0073daa79 Create decodeurl.c
Paper <37962225+mrpapersonic@users.noreply.github.com>
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32 fprintf(out, "%s", decoded);
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33 // fwrite(decoded, sizeof(char), sizeof(decoded), in);
23d0073daa79 Create decodeurl.c
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34 curl_easy_cleanup(curl);
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35 fclose(in);
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36 fclose(out);
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37 return 0;
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38 }