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Reuse the struct timespec based pieces in libmagic

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This commit is contained in:
Anatol Belski 2018-04-30 12:02:47 +02:00
parent 26b0385df8
commit f603ab57fc
4 changed files with 14 additions and 20 deletions
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8
ext/fileinfo/libmagic/cdf.h
View file

@ -37,8 +37,6 @@
#ifdef PHP_WIN32
#include <winsock2.h>
#define timespec timeval
#define tv_nsec tv_usec
#define asctime_r php_asctime_r
#define ctime_r php_ctime_r
#endif
@ -283,9 +281,9 @@ typedef struct {
cdf_catalog_entry_t cat_e[1];
} cdf_catalog_t;
struct timeval;
int cdf_timestamp_to_timespec(struct timeval *, cdf_timestamp_t);
int cdf_timespec_to_timestamp(cdf_timestamp_t *, const struct timeval *);
struct timespec;
int cdf_timestamp_to_timespec(struct timespec *, cdf_timestamp_t);
int cdf_timespec_to_timestamp(cdf_timestamp_t *, const struct timespec *);
int cdf_read_header(const cdf_info_t *, cdf_header_t *);
void cdf_swap_header(cdf_header_t *);
void cdf_unpack_header(cdf_header_t *, char *);

13
ext/fileinfo/libmagic/cdf_time.c
View file

@ -96,7 +96,7 @@ cdf_getmonth(int year, int days)
}
int
cdf_timestamp_to_timespec(struct timeval *ts, cdf_timestamp_t t)
cdf_timestamp_to_timespec(struct timespec *ts, cdf_timestamp_t t)
{
struct tm tm;
#ifdef HAVE_STRUCT_TM_TM_ZONE
@ -104,9 +104,8 @@ cdf_timestamp_to_timespec(struct timeval *ts, cdf_timestamp_t t)
#endif
int rdays;
/* XXX 5.14 at least introdced 100 ns intervals, this is to do */
/* Time interval, in microseconds */
ts->tv_usec = (t % CDF_TIME_PREC) * CDF_TIME_PREC;
/* Unit is 100's of nanoseconds */
ts->tv_nsec = (t % CDF_TIME_PREC) * 100;
t /= CDF_TIME_PREC;
tm.tm_sec = (int)(t % 60);
@ -145,7 +144,7 @@ cdf_timestamp_to_timespec(struct timeval *ts, cdf_timestamp_t t)
int
/*ARGSUSED*/
cdf_timespec_to_timestamp(cdf_timestamp_t *t, const struct timeval *ts)
cdf_timespec_to_timestamp(cdf_timestamp_t *t, const struct timespec *ts)
{
#ifndef __lint__
(void)&t;
@ -157,7 +156,7 @@ cdf_timespec_to_timestamp(cdf_timestamp_t *t, const struct timeval *ts)
errno = EINVAL;
return -1;
}
*t = (ts->ts_usec / CDF_TIME_PREC) * CDF_TIME_PREC;
*t = (ts->ts_nsec / 100) * CDF_TIME_PREC;
*t = tm.tm_sec;
*t += tm.tm_min * 60;
*t += tm.tm_hour * 60 * 60;
@ -182,7 +181,7 @@ cdf_ctime(const time_t *sec, char *buf)
int
main(int argc, char *argv[])
{
struct timeval ts;
struct timespec ts;
char buf[25];
static const cdf_timestamp_t tst = 0x01A5E403C2D59C00ULL;
static const char *ref = "Sat Apr 23 01:30:00 1977";

4
ext/fileinfo/libmagic/print.c
View file

@ -244,8 +244,8 @@ file_fmttime(uint64_t v, int flags, char *buf)
struct tm *tm = NULL;
if (flags & FILE_T_WINDOWS) {
struct timeval ts;
cdf_timestamp_to_timespec(&ts, t);
struct timespec ts;
cdf_timestamp_to_timespec(&ts, CAST(cdf_timestamp_t, v));
t = ts.tv_sec;
} else {
// XXX: perhaps detect and print something if overflow

9
ext/fileinfo/libmagic/readcdf.c
View file

@ -133,7 +133,7 @@ cdf_file_property_info(struct magic_set *ms, const cdf_property_info_t *info,
{
size_t i;
cdf_timestamp_t tp;
struct timeval ts;
struct timespec ts;
char buf[64];
const char *str = NULL;
const char *s, *e;
@ -220,11 +220,8 @@ cdf_file_property_info(struct magic_set *ms, const cdf_property_info_t *info,
return -1;
} else {
char *c, *ec;
const time_t sec = ts.tv_sec;
if (cdf_timestamp_to_timespec(&ts, tp) == -1) {
return -1;
}
c = cdf_ctime(&sec, tbuf);
cdf_timestamp_to_timespec(&ts, tp);
c = cdf_ctime(&ts.tv_sec, tbuf);
if (c != NULL &&
(ec = strchr(c, '\n')) != NULL)
*ec = '\0';