int main(int argc, char* argv[])
{
char *pacfile = NULL, *url = NULL, *host = NULL, *urlslist = NULL,
*client_ip = NULL;
if (argv[1] && (STREQ(argv[1], "--help") || STREQ(argv[1], "--helpshort"))) {
usage(argv[0]);
}
signed char c;
while ((c = getopt(argc, argv, "evp:u:h:f:c:")) != -1)
switch (c)
{
case 'v':
printf("%s\n", pacparser_version());
return 0;
case 'p':
pacfile = optarg;
break;
case 'u':
url = optarg;
break;
case 'h':
host = optarg;
break;
case 'f':
urlslist = optarg;
break;
case 'c':
client_ip = optarg;
break;
case 'e':
break;
case '?':
usage(argv[0]);
/* fallthrough */
default:
abort ();
}
if (!pacfile) {
fprintf(stderr, "pactester.c: You didn't specify the PAC file\n");
usage(argv[0]);
}
if (!url && !urlslist) {
fprintf(stderr, "pactester.c: You didn't specify the URL\n");
usage(argv[0]);
}
// Initialize pacparser.
if (!pacparser_init()) {
fprintf(stderr, "pactester.c: Could not initialize pacparser\n");
return 1;
}
// Read pacfile from stdin.
if (STREQ("-", pacfile)) {
char *script;
size_t script_size = 1; // for the null terminator
char buffer[LINEMAX];
script = (char *) malloc(sizeof(char) * LINEMAX);
if (script == NULL) {
perror("pactetser.c: Failed to allocate the memory for the script");
return 1;
}
script[0] = '\0'; // Null terminate to prepare for strcat
while (fgets(buffer, LINEMAX, stdin)) {
if (strlen(buffer) == 0)
break;
char *old = script;
script_size += strlen(buffer);
if (script_size > PACMAX) {
fprintf(stderr, "Input file is too big. Maximum allowed size is: %d",
PACMAX);
free(script);
return 1;
}
script = realloc(script, script_size);
if (script == NULL) {
perror("pactester.c: Failed to allocate the memory for the script");
free(old);
return 1;
}
strcat(script, buffer);
}
if (ferror(stdin)) {
free(script);
perror("pactester.c: Error reading from stdin");
return 1;
}
if (!pacparser_parse_pac_string(script)) {
fprintf(stderr, "pactester.c: Could not parse the pac script: %s\n",
script);
free(script);
pacparser_cleanup();
return 1;
}
free(script);
}
else {
if (!pacparser_parse_pac_file(pacfile)) {
fprintf(stderr, "pactester.c: Could not parse the pac file: %s\n",
pacfile);
pacparser_cleanup();
return 1;
}
}
if (client_ip)
pacparser_setmyip(client_ip);
char *proxy;
if (url) {
// If the host was not explicitly given, get it from the URL.
// If that fails, return with error (the get_host_from_url()
// function will print a proper error message in that case).
host = host ? host: get_host_from_url(url);
if (!host) {
return 1;
}
proxy = pacparser_find_proxy(url, host);
if (proxy == NULL) {
fprintf(stderr, "pactester.c: %s %s.\n",
"Problem in finding proxy for", url);
pacparser_cleanup();
return 1;
}
printf("%s\n", proxy);
}
else if (urlslist) {
char line[LINEMAX];
FILE *fp;
if (!(fp = fopen(urlslist, "r"))) {
fprintf(stderr, "pactester.c: Could not open urlslist: %s", urlslist);
pacparser_cleanup();
return 1;
}
while (fgets(line, sizeof(line), fp)) {
char *url = line;
// Remove spaces from the beginning.
while (*url == ' ' || *url == '\t')
url++;
// Skip comment lines.
if (*url == '#') {
printf("%s", url);
continue;
}
char *urlend = url;
while (*urlend != '\r' && *urlend != '\n' && *urlend != '\0' &&
*urlend != ' ' && *urlend != '\t')
urlend++; // keep moving till you hit space or end of string
*urlend = '\0';
if (!(host = get_host_from_url(url)) )
continue;
proxy = NULL;
proxy = pacparser_find_proxy(url, host);
if (proxy == NULL) {
fprintf(stderr, "pactester.c: %s %s.\n",
"Problem in finding proxy for", url);
pacparser_cleanup();
return 1;
}
if (proxy)
printf("%s : %s\n", url, proxy);
}
fclose(fp);
}
pacparser_cleanup();
return 0;
}
// Parses PAC file (same as pacparser_parse_pac_file)
//
// (Deprecated) Use pacparser_parse_pac_file instead.
int // 0 (=Failure) or 1 (=Success)
pacparser_parse_pac(const char *pacfile)
{
return pacparser_parse_pac_file(pacfile);
}
