/* Parse a number from the configuration line.
* rgerhards, 2007-07-31
*/
static rsRetVal doGetInt(uchar **pp, rsRetVal (*pSetHdlr)(void*, uid_t), void *pVal)
{
uchar *p;
DEFiRet;
int64 i;
assert(pp != NULL);
assert(*pp != NULL);
CHKiRet(parseIntVal(pp, &i));
p = *pp;
if(pSetHdlr == NULL) {
/* we should set value directly to var */
*((int*)pVal) = (int) i;
} else {
/* we set value via a set function */
CHKiRet(pSetHdlr(pVal, (int) i));
}
*pp = p;
finalize_it:
RETiRet;
}
/* Parse a size from the configuration line. This is basically an integer
* syntax, but modifiers may be added after the integer (e.g. 1k to mean
* 1024). The size must immediately follow the number. Note that the
* param value must be int64!
* rgerhards, 2008-01-09
*/
static rsRetVal doGetSize(uchar **pp, rsRetVal (*pSetHdlr)(void*, int64), void *pVal)
{
DEFiRet;
int64 i;
assert(pp != NULL);
assert(*pp != NULL);
CHKiRet(parseIntVal(pp, &i));
/* we now check if the next character is one of our known modifiers.
* If so, we accept it as such. If not, we leave it alone. tera and
* above does not make any sense as that is above a 32-bit int value.
*/
switch(**pp) {
/* traditional binary-based definitions */
case 'k': i *= 1024; ++(*pp); break;
case 'm': i *= 1024 * 1024; ++(*pp); break;
case 'g': i *= 1024 * 1024 * 1024; ++(*pp); break;
case 't': i *= (int64) 1024 * 1024 * 1024 * 1024; ++(*pp); break; /* tera */
case 'p': i *= (int64) 1024 * 1024 * 1024 * 1024 * 1024; ++(*pp); break; /* peta */
case 'e': i *= (int64) 1024 * 1024 * 1024 * 1024 * 1024 * 1024; ++(*pp); break; /* exa */
/* and now the "new" 1000-based definitions */
case 'K': i *= 1000; ++(*pp); break;
case 'M': i *= 1000000; ++(*pp); break;
case 'G': i *= 1000000000; ++(*pp); break;
/* we need to use the multiplication below because otherwise
* the compiler gets an error during constant parsing */
case 'T': i *= (int64) 1000 * 1000000000; ++(*pp); break; /* tera */
case 'P': i *= (int64) 1000000 * 1000000000; ++(*pp); break; /* peta */
case 'E': i *= (int64) 1000000000 * 1000000000; ++(*pp); break; /* exa */
}
/* done */
if(pSetHdlr == NULL) {
/* we should set value directly to var */
*((int64*)pVal) = i;
} else {
/* we set value via a set function */
CHKiRet(pSetHdlr(pVal, i));
}
finalize_it:
RETiRet;
}
