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number, date & time parsing functions; psycString variant for isRoutingVar & getVarType

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tg(x) 2011-05-20 02:58:32 +02:00
parent 2324f8e6b4
commit d40fa8c398
5 changed files with 113 additions and 33 deletions
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59
include/psyc/parse.h
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@ -451,6 +451,65 @@ static inline
#endif
psycParseListRC psyc_parseList (psycParseListState *state, psycString *elem);
static inline
psycBool psyc_parseNumber2 (const char *value, size_t len, ssize_t *n)
{
size_t c = 0;
uint8_t neg = 0;
if (!value)
return PSYC_FALSE;
if (value[0] == '-')
neg = ++c;
*n = 0;
while (c < len && value[c] >= '0' && value[c] <= '9')
*n = 10 * *n + (value[c++] - '0');
if (c != len)
return PSYC_FALSE;
if (neg)
*n = 0 - *n;
return PSYC_TRUE;
}
static inline
psycBool psyc_parseNumber (psycString *value, ssize_t *n)
{
return psyc_parseNumber2(value->ptr, value->length, n);
}
static inline
psycBool psyc_parseTime2 (const char *value, size_t len, time_t *t)
{
return psyc_parseNumber2(value, len, t);
}
static inline
psycBool psyc_parseTime (psycString *value, time_t *t)
{
return psyc_parseNumber2(value->ptr, value->length, t);
}
static inline
psycBool psyc_parseDate2 (const char *value, size_t len, time_t *t)
{
if (psyc_parseNumber2(value, len, t)) {
*t += PSYC_EPOCH;
return PSYC_TRUE;
}
return PSYC_FALSE;
}
static inline
psycBool psyc_parseDate (psycString *value, time_t *t)
{
return psyc_parseDate2(value->ptr, value->length, t);
}
/** @} */ // end of parse group
#define PSYC_PARSE_H