#include <stdio.h>
#include <ctype.h>
#include <string.h>
+#include <time.h>
#include <libxml/parser.h>
#include <libxml/tree.h>
static void record_dive(struct dive *dive)
{
static int nr;
+ struct tm *tm;
- printf("Recording dive %d with %d samples\n", ++nr, dive->samples);
+ tm = gmtime(&dive->when);
+
+ printf("Dive %d with %d samples at %02d:%02d:%02d %04d-%02d-%02d\n",
+ ++nr, dive->samples,
+ tm->tm_hour, tm->tm_min, tm->tm_sec,
+ tm->tm_year+1900, tm->tm_mon+1, tm->tm_mday);
}
-static void nonmatch(const char *type, const char *fullname, const char *name, int size, const char *buffer)
+static void nonmatch(const char *type, const char *fullname, const char *name, char *buffer)
{
- printf("Unable to match %s '(%.*s)%s' (%.*s)\n", type,
+ printf("Unable to match %s '(%.*s)%s' (%s)\n", type,
(int) (name - fullname), fullname, name,
- size, buffer);
+ buffer);
+ free(buffer);
}
static const char *last_part(const char *name)
return p ? p+1 : name;
}
-/* We're in samples - try to convert the random xml value to something useful */
-static void try_to_fill_sample(struct sample *sample, const char *name, int size, const char *buffer)
-{
- const char *last = last_part(name);
- nonmatch("sample", name, last, size, buffer);
-}
+typedef void (*matchfn_t)(char *buffer, void *);
-/* We're in the top-level dive xml. Try to convert whatever value to a dive value */
-static void try_to_fill_dive(struct dive *dive, const char *name, int size, const char *buffer)
+static int match(const char *pattern, const char *name, matchfn_t fn, char *buf, void *data)
{
- const char *last = last_part(name);
- nonmatch("dive", name, last, size, buffer);
+ if (strcasecmp(pattern, name))
+ return 0;
+ fn(buf, data);
+ return 1;
}
/*
static int alloc_samples;
static struct dive *dive;
static struct sample *sample;
+static struct tm tm;
+
+static time_t utc_mktime(struct tm *tm)
+{
+ static const int mdays[] = {
+ 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334
+ };
+ int year = tm->tm_year;
+ int month = tm->tm_mon;
+ int day = tm->tm_mday;
+
+ if (year < 70)
+ year += 100;
+ else if (year > 1900)
+ year -= 1900;
+
+ /* Normalized to Jan 1, 1970: unix time */
+ year -= 70;
+
+ if (year < 0 || year > 129) /* algo only works for 1970-2099 */
+ return -1;
+ if (month < 0 || month > 11) /* array bounds */
+ return -1;
+ if (month < 2 || (year + 2) % 4)
+ day--;
+ if (tm->tm_hour < 0 || tm->tm_min < 0 || tm->tm_sec < 0)
+ return -1;
+ return (year * 365 + (year + 1) / 4 + mdays[month] + day) * 24*60*60UL +
+ tm->tm_hour * 60*60 + tm->tm_min * 60 + tm->tm_sec;
+}
+
+static void divedate(char *buffer, void *_when)
+{
+ int d,m,y;
+ time_t *when = _when;
+
+ if (sscanf(buffer, "%d.%d.%d", &d, &m, &y) == 3) {
+ tm.tm_year = y;
+ tm.tm_mon = m-1;
+ tm.tm_mday = d;
+ if (tm.tm_sec | tm.tm_min | tm.tm_hour)
+ *when = utc_mktime(&tm);
+ }
+ free(buffer);
+}
+
+static void divetime(char *buffer, void *_when)
+{
+ int h,m,s = 0;
+ time_t *when = _when;
+
+ if (sscanf(buffer, "%d:%d:%d", &h, &m, &s) >= 2) {
+ tm.tm_hour = h;
+ tm.tm_min = m;
+ tm.tm_sec = s;
+ if (tm.tm_year)
+ *when = utc_mktime(&tm);
+ }
+ free(buffer);
+}
+
+/* We're in samples - try to convert the random xml value to something useful */
+static void try_to_fill_sample(struct sample *sample, const char *name, char *buf)
+{
+ const char *last = last_part(name);
+ nonmatch("sample", name, last, buf);
+}
+
+/* We're in the top-level dive xml. Try to convert whatever value to a dive value */
+static void try_to_fill_dive(struct dive *dive, const char *name, char *buf)
+{
+ const char *last = last_part(name);
+
+ if (match("date", last, divedate, buf, &dive->when))
+ return;
+ if (match("time", last, divetime, buf, &dive->when))
+ return;
+ nonmatch("dive", name, last, buf);
+}
static unsigned int dive_size(int samples)
{
{
unsigned int size;
+ if (dive)
+ return;
+
alloc_samples = 5;
size = dive_size(alloc_samples);
dive = malloc(size);
if (!dive)
exit(1);
memset(dive, 0, size);
+ memset(&tm, 0, sizeof(tm));
}
static void dive_end(void)
dive->samples++;
}
-static void entry(const char *name, int size, const char *buffer)
+static void entry(const char *name, int size, const char *raw)
{
+ char *buf = malloc(size+1);
+
+ if (!buf)
+ return;
+ memcpy(buf, raw, size);
+ buf[size] = 0;
if (sample) {
- try_to_fill_sample(sample, name, size, buffer);
+ try_to_fill_sample(sample, name, buf);
return;
}
if (dive) {
- try_to_fill_dive(dive, name, size, buffer);
+ try_to_fill_dive(dive, name, buf);
return;
}
}