char* cgigetq(long argc, const char **args){
if (argc>= 1){
char *buf = rrdstrip(rrdcgiGetValue(rrdcgiArg,args[0]));
char *buf2;
char *c,*d;
int qc=0;
if (buf==NULL) return NULL;
for(c=buf;*c != '\0';c++)
if (*c == '"') qc++;
if ((buf2 = malloc((strlen(buf) + 4 * qc + 4))) == NULL) {
perror("Malloc Buffer");
exit(1);
};
c=buf;
d=buf2;
*(d++) = '"';
while(*c != '\0'){
if (*c == '"') {
*(d++) = '"';
*(d++) = '\'';
*(d++) = '"';
*(d++) = '\'';
}
*(d++) = *(c++);
}
*(d++) = '"';
*(d) = '\0';
free(buf);
return buf2;
}
return stralloc("[ERROR: not enough argument for RRD::CV::QUOTE]");
}
char *cgiget(
long argc,
const char **args)
{
if (argc >= 1)
return rrdstrip(rrdcgiGetValue(rrdcgiArg, args[0]));
else
return stralloc("[ERROR: not enough arguments for RRD::CV]");
}
/* remove occurrences of .. this is a general measure to make
paths which came in via cgi do not go UP ... */
char* cgigetqp(long argc, char **args)
{
char* buf;
char* buf2;
char* p;
char* d;
if (argc < 1)
{
return stralloc("[ERROR: not enough arguments for RRD::CV::PATH]");
}
buf = rrdstrip(cgiGetValue(cgiArg, args[0]));
if (!buf)
{
return NULL;
}
buf2 = malloc(strlen(buf)+1);
if (!buf2)
{
perror("cgigetqp(): Malloc Path Buffer");
exit(1);
};
p = buf;
d = buf2;
while (*p)
{
/* prevent mallicious paths from entering the system */
if (p[0] == '.' && p[1] == '.')
{
p += 2;
*d++ = '_';
*d++ = '_';
}
else
{
*d++ = *p++;
}
}
*d = 0;
free(buf);
/* Make sure the path is relative, e.g. does not start with '/' */
p = buf2;
while ('/' == *p)
{
*p++ = '_';
}
return buf2;
}
