*/
#include "avformat.h"
-/**
- * Return TRUE if val is a prefix of str. If it returns TRUE, ptr is
- * set to the next character in 'str' after the prefix.
- *
- * @param str input string
- * @param pfx prefix to test
- * @param ptr updated after the prefix in str in there is a match
- * @return TRUE if there is a match
- */
-int strstart(const char *str, const char *pfx, const char **ptr)
-{
- while (*pfx && *pfx++ == *str++);
- if (!*pfx && ptr)
- *ptr = str;
- return !*pfx;
-}
-
-/**
- * Return TRUE if val is a prefix of str (case independent). If it
- * returns TRUE, ptr is set to the next character in 'str' after the
- * prefix.
- *
- * @param str input string
- * @param pfx prefix to test
- * @param ptr updated after the prefix in str in there is a match
- * @return TRUE if there is a match */
-int stristart(const char *str, const char *pfx, const char **ptr)
-{
- while (*pfx && toupper((unsigned)*pfx++) == toupper((unsigned)*str++));
- if (!*pfx && ptr)
- *ptr = str;
- return !*pfx;
-}
-
-/**
- * Copy the string str to buf. If str length is bigger than buf_size -
- * 1 then it is clamped to buf_size - 1.
- * NOTE: this function does what strncpy should have done to be
- * useful. NEVER use strncpy.
- *
- * @param buf destination buffer
- * @param buf_size size of destination buffer
- * @param str source string
- */
-void pstrcpy(char *buf, int buf_size, const char *str)
-{
- if (buf_size <= 0)
- return;
-
- while (buf_size-- > 1 && *str)
- *buf++ = *str++;
- *buf = 0;
-}
-
-/* strcat and truncate. */
-char *pstrcat(char *buf, int buf_size, const char *s)
-{
- int len = strlen(buf);
- if (len < buf_size)
- pstrcpy(buf + len, buf_size - len, s);
- return buf;
-}
-
/* add one element to a dynamic array */
-void __dynarray_add(unsigned long **tab_ptr, int *nb_ptr, unsigned long elem)
+void ff_dynarray_add(intptr_t **tab_ptr, int *nb_ptr, intptr_t elem)
{
int nb, nb_alloc;
- unsigned long *tab;
+ intptr_t *tab;
nb = *nb_ptr;
tab = *tab_ptr;
nb_alloc = 1;
else
nb_alloc = nb * 2;
- tab = av_realloc(tab, nb_alloc * sizeof(unsigned long));
+ tab = av_realloc(tab, nb_alloc * sizeof(intptr_t));
*tab_ptr = tab;
}
tab[nb++] = elem;
#define ISLEAP(y) (((y) % 4 == 0) && (((y) % 100) != 0 || ((y) % 400) == 0))
#define LEAPS_COUNT(y) ((y)/4 - (y)/100 + (y)/400)
-/* this is our own gmtime_r. it differs from its POSIX counterpart in a
+/* This is our own gmtime_r. It differs from its POSIX counterpart in a
couple of places, though. */
struct tm *brktimegm(time_t secs, struct tm *tm)
{
/* oh well, may be someone some day will invent a formula for this stuff */
y = 1970; /* start "guessing" */
- while (days >= (ISLEAP(y)?366:365)) {
+ while (days > 365) {
ny = (y + days/366);
days -= (ny - y) * 365 + LEAPS_COUNT(ny - 1) - LEAPS_COUNT(y - 1);
y = ny;
}
+ if (days==365 && !ISLEAP(y)) { days=0; y++; }
md[1] = ISLEAP(y)?29:28;
for (m=0; days >= md[m]; m++)
days -= md[m];