From f71869a4db1d20dd93cb6a37ba8ef1249812c864 Mon Sep 17 00:00:00 2001 From: Fabrice Bellard Date: Mon, 8 Sep 2003 21:20:55 +0000 Subject: [PATCH] simpler strptime - added os_support.[ch] - moved localtime_r to os_support.c Originally committed as revision 2228 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavformat/Makefile | 10 +- libavformat/avformat.h | 9 + libavformat/cutils.c | 109 +++++ libavformat/localtime_r.c | 43 -- libavformat/localtime_r.h | 39 -- libavformat/os_support.c | 57 +++ libavformat/os_support.h | 33 ++ libavformat/strptime.c | 983 -------------------------------------- libavformat/strptime.h | 25 - libavformat/utils.c | 56 +-- 10 files changed, 212 insertions(+), 1152 deletions(-) delete mode 100644 libavformat/localtime_r.c delete mode 100644 libavformat/localtime_r.h create mode 100644 libavformat/os_support.c create mode 100644 libavformat/os_support.h delete mode 100644 libavformat/strptime.c delete mode 100644 libavformat/strptime.h diff --git a/libavformat/Makefile b/libavformat/Makefile index 021f0bf013..ae35034854 100644 --- a/libavformat/Makefile +++ b/libavformat/Makefile @@ -8,7 +8,7 @@ VPATH=$(SRC_PATH)/libavformat CFLAGS= $(OPTFLAGS) -Wall -g -I.. -I$(SRC_PATH) -I$(SRC_PATH)/libavcodec -DHAVE_AV_CONFIG_H -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -D_GNU_SOURCE -OBJS= utils.o cutils.o allformats.o +OBJS= utils.o cutils.o os_support.o allformats.o PPOBJS= # mux and demuxes @@ -31,14 +31,6 @@ OBJS+= pnm.o yuv.o png.o jpeg.o gifdec.o OBJS+= avio.o aviobuf.o file.o OBJS+= framehook.o -ifeq ($(BUILD_STRPTIME),yes) -OBJS+= strptime.o -endif - -ifeq ($(BUILD_LOCALTIME_R),yes) -OBJS+= localtime_r.o -endif - ifeq ($(CONFIG_VIDEO4LINUX),yes) OBJS+= grab.o endif diff --git a/libavformat/avformat.h b/libavformat/avformat.h index 6abd9b4d7b..7a7f031e6c 100644 --- a/libavformat/avformat.h +++ b/libavformat/avformat.h @@ -12,6 +12,8 @@ extern "C" { #define LIBAVFORMAT_IDENT "FFmpeg" LIBAVFORMAT_VERSION "b" LIBAVFORMAT_BUILD_STR +#include + #include "avcodec.h" #include "avio.h" @@ -487,6 +489,9 @@ int audio_init(void); int dv1394_init(void); #ifdef HAVE_AV_CONFIG_H + +#include "os_support.h" + int strstart(const char *str, const char *val, const char **ptr); int stristart(const char *str, const char *val, const char **ptr); void pstrcpy(char *buf, int buf_size, const char *str); @@ -502,6 +507,10 @@ do {\ __dynarray_add((unsigned long **)_tab, nb_ptr, (unsigned long)_elem);\ } while(0) +time_t mktimegm(struct tm *tm); +const char *small_strptime(const char *p, const char *fmt, + struct tm *dt); + struct in_addr; int resolve_host(struct in_addr *sin_addr, const char *hostname); diff --git a/libavformat/cutils.c b/libavformat/cutils.c index 74d66e5618..c31e5b5c17 100644 --- a/libavformat/cutils.c +++ b/libavformat/cutils.c @@ -128,3 +128,112 @@ void __dynarray_add(unsigned long **tab_ptr, int *nb_ptr, unsigned long elem) *nb_ptr = nb; } +time_t mktimegm(struct tm *tm) +{ + time_t t; + + int y = tm->tm_year + 1900, m = tm->tm_mon + 1, d = tm->tm_mday; + + if (m < 3) { + m += 12; + y--; + } + + t = 86400 * + (d + (153 * m - 457) / 5 + 365 * y + y / 4 - y / 100 + y / 400 - 719469); + + t += 3600 * tm->tm_hour + 60 * tm->tm_min + tm->tm_sec; + + return t; +} + +/* get a positive number between n_min and n_max, for a maximum length + of len_max. Return -1 if error. */ +static int date_get_num(const char **pp, + int n_min, int n_max, int len_max) +{ + int i, val, c; + const char *p; + + p = *pp; + val = 0; + for(i = 0; i < len_max; i++) { + c = *p; + if (!isdigit(c)) + break; + val = (val * 10) + c - '0'; + p++; + } + /* no number read ? */ + if (p == *pp) + return -1; + if (val < n_min || val > n_max) + return -1; + *pp = p; + return val; +} + +/* small strptime for ffmpeg */ +const char *small_strptime(const char *p, const char *fmt, + struct tm *dt) +{ + int c, val; + + for(;;) { + c = *fmt++; + if (c == '\0') { + return p; + } else if (c == '%') { + c = *fmt++; + switch(c) { + case 'H': + val = date_get_num(&p, 0, 23, 2); + if (val == -1) + return NULL; + dt->tm_hour = val; + break; + case 'M': + val = date_get_num(&p, 0, 59, 2); + if (val == -1) + return NULL; + dt->tm_min = val; + break; + case 'S': + val = date_get_num(&p, 0, 59, 2); + if (val == -1) + return NULL; + dt->tm_sec = val; + break; + case 'Y': + val = date_get_num(&p, 0, 9999, 4); + if (val == -1) + return NULL; + dt->tm_year = val - 1900; + break; + case 'm': + val = date_get_num(&p, 1, 12, 2); + if (val == -1) + return NULL; + dt->tm_mon = val - 1; + break; + case 'd': + val = date_get_num(&p, 1, 31, 2); + if (val == -1) + return NULL; + dt->tm_mday = val; + break; + case '%': + goto match; + default: + return NULL; + } + } else { + match: + if (c != *p) + return NULL; + p++; + } + } + return p; +} + diff --git a/libavformat/localtime_r.c b/libavformat/localtime_r.c deleted file mode 100644 index 1b619a4326..0000000000 --- a/libavformat/localtime_r.c +++ /dev/null @@ -1,43 +0,0 @@ -/* Convert a string representation of time to a time value. - Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper , 1996. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#ifdef HAVE_CONFIG_H -# include "config.h" -#endif - -#include "localtime_r.h" - -#if !defined(HAVE_LOCALTIME_R) -/* Approximate localtime_r as best we can in its absence. */ -#include - -struct tm * -localtime_r (t, tp) - const time_t *t; - struct tm *tp; -{ - struct tm *l = localtime (t); - if (! l) - return 0; - *tp = *l; - return tp; -} -#endif /* !defined(HAVE_LOCALTIME_R) */ - diff --git a/libavformat/localtime_r.h b/libavformat/localtime_r.h deleted file mode 100644 index 3dddb1f6a5..0000000000 --- a/libavformat/localtime_r.h +++ /dev/null @@ -1,39 +0,0 @@ -/* Convert a string representation of time to a time value. - Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper , 1996. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#ifndef __LOCALTIME_R_H__ -#define __LOCALTIME_R_H__ - -/* - * Version of "localtime_r()", for the benefit of OSes that don't have it. - */ - -#ifdef HAVE_CONFIG_H -# include "config.h" -#endif - -#if !defined(HAVE_LOCALTIME_R) -#include -/* Approximate localtime_r as best we can in its absence. */ -# define localtime_r my_localtime_r -extern struct tm *localtime_r(const time_t *, struct tm *); -#endif - -#endif diff --git a/libavformat/os_support.c b/libavformat/os_support.c new file mode 100644 index 0000000000..4cdfcea469 --- /dev/null +++ b/libavformat/os_support.c @@ -0,0 +1,57 @@ +/* + * Various utilities for ffmpeg system + * Copyright (c) 2000, 2001, 2002 Fabrice Bellard + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +#include "avformat.h" +#ifdef CONFIG_WIN32 +#include +#include +#elif defined(CONFIG_OS2) +#include +#include +#else +#include +#include +#include +#endif +#include + +int64_t av_gettime(void) +{ +#ifdef CONFIG_WIN32 + struct _timeb tb; + _ftime(&tb); + return ((int64_t)tb.time * int64_t_C(1000) + (int64_t)tb.millitm) * int64_t_C(1000); +#else + struct timeval tv; + gettimeofday(&tv,NULL); + return (int64_t)tv.tv_sec * 1000000 + tv.tv_usec; +#endif +} + +#if !defined(HAVE_LOCALTIME_R) +struct tm *localtime_r(const time_t *t, struct tm *tp) +{ + struct tm *l; + + l = localtime(t); + if (!l) + return 0; + *tp = *l; + return tp; +} +#endif /* !defined(HAVE_LOCALTIME_R) */ diff --git a/libavformat/os_support.h b/libavformat/os_support.h new file mode 100644 index 0000000000..8a9b95eff1 --- /dev/null +++ b/libavformat/os_support.h @@ -0,0 +1,33 @@ +#ifndef _OS_SUPPORT_H +#define _OS_SUPPORT_H + +/** + * @file os_support.h + * miscellaneous OS support macros and functions. + * + * - usleep() (Win32, BeOS, OS/2) + * - floatf() (OS/2) + * - strcasecmp() (OS/2) + */ + +#ifdef __MINGW32__ +# undef DATADIR /* clashes with /usr/include/w32api/objidl.h */ +__declspec(dllimport) void __stdcall Sleep(unsigned long dwMilliseconds); +// # include +# define usleep(t) Sleep((t) / 1000) +#endif + +#ifdef __BEOS__ +# ifndef usleep +# include +# define usleep(t) snooze((bigtime_t)(t)) +# endif +#endif + +#if defined(CONFIG_OS2) +#include +static inline int usleep(unsigned int t) { return _sleep2(t / 1000); } +static inline int strcasecmp(const char* s1, const char* s2) { return stricmp(s1,s2); } +#endif + +#endif /* _OS_SUPPORT_H */ diff --git a/libavformat/strptime.c b/libavformat/strptime.c deleted file mode 100644 index 45645384ba..0000000000 --- a/libavformat/strptime.c +++ /dev/null @@ -1,983 +0,0 @@ -/* Convert a string representation of time to a time value. - Copyright (C) 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper , 1996. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 of the - License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -/* XXX This version of the implementation is not really complete. - Some of the fields cannot add information alone. But if seeing - some of them in the same format (such as year, week and weekday) - this is enough information for determining the date. */ - -#ifdef HAVE_CONFIG_H -# include "config.h" -#endif - -#include -#include -#include -#include - -#ifdef _LIBC -# include "../locale/localeinfo.h" -#endif - -#include "strptime.h" -#include "localtime_r.h" - -#ifndef __P -# if defined (__GNUC__) || (defined (__STDC__) && __STDC__) -# define __P(args) args -# else -# define __P(args) () -# endif /* GCC. */ -#endif /* Not __P. */ - -#define match_char(ch1, ch2) if (ch1 != ch2) return NULL -#if defined __GNUC__ && __GNUC__ >= 2 -# define match_string(cs1, s2) \ - ({ size_t len = strlen (cs1); \ - int result = strncasecmp ((cs1), (s2), len) == 0; \ - if (result) (s2) += len; \ - result; }) -#else -/* Oh come on. Get a reasonable compiler. */ -# define match_string(cs1, s2) \ - (strncasecmp ((cs1), (s2), strlen (cs1)) ? 0 : ((s2) += strlen (cs1), 1)) -#endif -/* We intentionally do not use isdigit() for testing because this will - lead to problems with the wide character version. */ -#define get_number(from, to, n) \ - do { \ - int __n = n; \ - val = 0; \ - while (*rp == ' ') \ - ++rp; \ - if (*rp < '0' || *rp > '9') \ - return NULL; \ - do { \ - val *= 10; \ - val += *rp++ - '0'; \ - } while (--__n > 0 && val * 10 <= to && *rp >= '0' && *rp <= '9'); \ - if (val < from || val > to) \ - return NULL; \ - } while (0) -#ifdef _NL_CURRENT -# define get_alt_number(from, to, n) \ - ({ \ - __label__ do_normal; \ - if (*decided != raw) \ - { \ - const char *alts = _NL_CURRENT (LC_TIME, ALT_DIGITS); \ - int __n = n; \ - int any = 0; \ - while (*rp == ' ') \ - ++rp; \ - val = 0; \ - do { \ - val *= 10; \ - while (*alts != '\0') \ - { \ - size_t len = strlen (alts); \ - if (strncasecmp (alts, rp, len) == 0) \ - break; \ - alts += len + 1; \ - ++val; \ - } \ - if (*alts == '\0') \ - { \ - if (*decided == not && ! any) \ - goto do_normal; \ - /* If we haven't read anything it's an error. */ \ - if (! any) \ - return NULL; \ - /* Correct the premature multiplication. */ \ - val /= 10; \ - break; \ - } \ - else \ - *decided = loc; \ - } while (--__n > 0 && val * 10 <= to); \ - if (val < from || val > to) \ - return NULL; \ - } \ - else \ - { \ - do_normal: \ - get_number (from, to, n); \ - } \ - 0; \ - }) -#else -# define get_alt_number(from, to, n) \ - /* We don't have the alternate representation. */ \ - get_number(from, to, n) -#endif -#define recursive(new_fmt) \ - (*(new_fmt) != '\0' \ - && (rp = strptime_internal (rp, (new_fmt), tm, decided, era_cnt)) != NULL) - - -#ifdef _LIBC -/* This is defined in locale/C-time.c in the GNU libc. */ -extern const struct locale_data _nl_C_LC_TIME; -extern const unsigned short int __mon_yday[2][13]; - -# define weekday_name (&_nl_C_LC_TIME.values[_NL_ITEM_INDEX (DAY_1)].string) -# define ab_weekday_name \ - (&_nl_C_LC_TIME.values[_NL_ITEM_INDEX (ABDAY_1)].string) -# define month_name (&_nl_C_LC_TIME.values[_NL_ITEM_INDEX (MON_1)].string) -# define ab_month_name (&_nl_C_LC_TIME.values[_NL_ITEM_INDEX (ABMON_1)].string) -# define HERE_D_T_FMT (_nl_C_LC_TIME.values[_NL_ITEM_INDEX (D_T_FMT)].string) -# define HERE_D_FMT (_nl_C_LC_TIME.values[_NL_ITEM_INDEX (D_FMT)].string) -# define HERE_AM_STR (_nl_C_LC_TIME.values[_NL_ITEM_INDEX (AM_STR)].string) -# define HERE_PM_STR (_nl_C_LC_TIME.values[_NL_ITEM_INDEX (PM_STR)].string) -# define HERE_T_FMT_AMPM \ - (_nl_C_LC_TIME.values[_NL_ITEM_INDEX (T_FMT_AMPM)].string) -# define HERE_T_FMT (_nl_C_LC_TIME.values[_NL_ITEM_INDEX (T_FMT)].string) - -# define strncasecmp(s1, s2, n) __strncasecmp (s1, s2, n) -#else -static char const weekday_name[][10] = - { - "Sunday", "Monday", "Tuesday", "Wednesday", - "Thursday", "Friday", "Saturday" - }; -static char const ab_weekday_name[][4] = - { - "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat" - }; -static char const month_name[][10] = - { - "January", "February", "March", "April", "May", "June", - "July", "August", "September", "October", "November", "December" - }; -static char const ab_month_name[][4] = - { - "Jan", "Feb", "Mar", "Apr", "May", "Jun", - "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" - }; -# define HERE_D_T_FMT "%a %b %e %H:%M:%S %Y" -# define HERE_D_FMT "%m/%d/%y" -# define HERE_AM_STR "AM" -# define HERE_PM_STR "PM" -# define HERE_T_FMT_AMPM "%I:%M:%S %p" -# define HERE_T_FMT "%H:%M:%S" - -const unsigned short int __mon_yday[2][13] = - { - /* Normal years. */ - { 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365 }, - /* Leap years. */ - { 0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, 366 } - }; -#endif - -/* Status of lookup: do we use the locale data or the raw data? */ -enum locale_status { not, loc, raw }; - - -#ifndef __isleap -/* Nonzero if YEAR is a leap year (every 4 years, - except every 100th isn't, and every 400th is). */ -# define __isleap(year) \ - ((year) % 4 == 0 && ((year) % 100 != 0 || (year) % 400 == 0)) -#endif - -/* Compute the day of the week. */ -static void -day_of_the_week (struct tm *tm) -{ - /* We know that January 1st 1970 was a Thursday (= 4). Compute the - the difference between this data in the one on TM and so determine - the weekday. */ - int corr_year = 1900 + tm->tm_year - (tm->tm_mon < 2); - int wday = (-473 - + (365 * (tm->tm_year - 70)) - + (corr_year / 4) - - ((corr_year / 4) / 25) + ((corr_year / 4) % 25 < 0) - + (((corr_year / 4) / 25) / 4) - + __mon_yday[0][tm->tm_mon] - + tm->tm_mday - 1); - tm->tm_wday = ((wday % 7) + 7) % 7; -} - -/* Compute the day of the year. */ -static void -day_of_the_year (struct tm *tm) -{ - tm->tm_yday = (__mon_yday[__isleap (1900 + tm->tm_year)][tm->tm_mon] - + (tm->tm_mday - 1)); -} - -static char * -#ifdef _LIBC -internal_function -#endif -strptime_internal __P ((const char *rp, const char *fmt, struct tm *tm, - enum locale_status *decided, int era_cnt)); - -static char * -#ifdef _LIBC -internal_function -#endif -strptime_internal (rp, fmt, tm, decided, era_cnt) - const char *rp; - const char *fmt; - struct tm *tm; - enum locale_status *decided; - int era_cnt; -{ - const char *rp_backup; - int cnt; - size_t val; - int have_I, is_pm; - int century, want_century; - int want_era; - int have_wday, want_xday; - int have_yday; - int have_mon, have_mday; -#ifdef _NL_CURRENT - size_t num_eras; -#endif - struct era_entry *era; - - have_I = is_pm = 0; - century = -1; - want_century = 0; - want_era = 0; - era = NULL; - - have_wday = want_xday = have_yday = have_mon = have_mday = 0; - - while (*fmt != '\0') - { - /* A white space in the format string matches 0 more or white - space in the input string. */ - if (isspace (*fmt)) - { - while (isspace (*rp)) - ++rp; - ++fmt; - continue; - } - - /* Any character but `%' must be matched by the same character - in the iput string. */ - if (*fmt != '%') - { - match_char (*fmt++, *rp++); - continue; - } - - ++fmt; -#ifndef _NL_CURRENT - /* We need this for handling the `E' modifier. */ - start_over: -#endif - - /* Make back up of current processing pointer. */ - rp_backup = rp; - - switch (*fmt++) - { - case '%': - /* Match the `%' character itself. */ - match_char ('%', *rp++); - break; - case 'a': - case 'A': - /* Match day of week. */ - for (cnt = 0; cnt < 7; ++cnt) - { -#ifdef _NL_CURRENT - if (*decided !=raw) - { - if (match_string (_NL_CURRENT (LC_TIME, DAY_1 + cnt), rp)) - { - if (*decided == not - && strcmp (_NL_CURRENT (LC_TIME, DAY_1 + cnt), - weekday_name[cnt])) - *decided = loc; - break; - } - if (match_string (_NL_CURRENT (LC_TIME, ABDAY_1 + cnt), rp)) - { - if (*decided == not - && strcmp (_NL_CURRENT (LC_TIME, ABDAY_1 + cnt), - ab_weekday_name[cnt])) - *decided = loc; - break; - } - } -#endif - if (*decided != loc - && (match_string (weekday_name[cnt], rp) - || match_string (ab_weekday_name[cnt], rp))) - { - *decided = raw; - break; - } - } - if (cnt == 7) - /* Does not match a weekday name. */ - return NULL; - tm->tm_wday = cnt; - have_wday = 1; - break; - case 'b': - case 'B': - case 'h': - /* Match month name. */ - for (cnt = 0; cnt < 12; ++cnt) - { -#ifdef _NL_CURRENT - if (*decided !=raw) - { - if (match_string (_NL_CURRENT (LC_TIME, MON_1 + cnt), rp)) - { - if (*decided == not - && strcmp (_NL_CURRENT (LC_TIME, MON_1 + cnt), - month_name[cnt])) - *decided = loc; - break; - } - if (match_string (_NL_CURRENT (LC_TIME, ABMON_1 + cnt), rp)) - { - if (*decided == not - && strcmp (_NL_CURRENT (LC_TIME, ABMON_1 + cnt), - ab_month_name[cnt])) - *decided = loc; - break; - } - } -#endif - if (match_string (month_name[cnt], rp) - || match_string (ab_month_name[cnt], rp)) - { - *decided = raw; - break; - } - } - if (cnt == 12) - /* Does not match a month name. */ - return NULL; - tm->tm_mon = cnt; - want_xday = 1; - break; - case 'c': - /* Match locale's date and time format. */ -#ifdef _NL_CURRENT - if (*decided != raw) - { - if (!recursive (_NL_CURRENT (LC_TIME, D_T_FMT))) - { - if (*decided == loc) - return NULL; - else - rp = rp_backup; - } - else - { - if (*decided == not && - strcmp (_NL_CURRENT (LC_TIME, D_T_FMT), HERE_D_T_FMT)) - *decided = loc; - want_xday = 1; - break; - } - *decided = raw; - } -#endif - if (!recursive (HERE_D_T_FMT)) - return NULL; - want_xday = 1; - break; - case 'C': - /* Match century number. */ -#ifdef _NL_CURRENT - match_century: -#endif - get_number (0, 99, 2); - century = val; - want_xday = 1; - break; - case 'd': - case 'e': - /* Match day of month. */ - get_number (1, 31, 2); - tm->tm_mday = val; - have_mday = 1; - want_xday = 1; - break; - case 'F': - if (!recursive ("%Y-%m-%d")) - return NULL; - want_xday = 1; - break; - case 'x': -#ifdef _NL_CURRENT - if (*decided != raw) - { - if (!recursive (_NL_CURRENT (LC_TIME, D_FMT))) - { - if (*decided == loc) - return NULL; - else - rp = rp_backup; - } - else - { - if (*decided == not - && strcmp (_NL_CURRENT (LC_TIME, D_FMT), HERE_D_FMT)) - *decided = loc; - want_xday = 1; - break; - } - *decided = raw; - } -#endif - /* Fall through. */ - case 'D': - /* Match standard day format. */ - if (!recursive (HERE_D_FMT)) - return NULL; - want_xday = 1; - break; - case 'k': - case 'H': - /* Match hour in 24-hour clock. */ - get_number (0, 23, 2); - tm->tm_hour = val; - have_I = 0; - break; - case 'I': - /* Match hour in 12-hour clock. */ - get_number (1, 12, 2); - tm->tm_hour = val % 12; - have_I = 1; - break; - case 'j': - /* Match day number of year. */ - get_number (1, 366, 3); - tm->tm_yday = val - 1; - have_yday = 1; - break; - case 'm': - /* Match number of month. */ - get_number (1, 12, 2); - tm->tm_mon = val - 1; - have_mon = 1; - want_xday = 1; - break; - case 'M': - /* Match minute. */ - get_number (0, 59, 2); - tm->tm_min = val; - break; - case 'n': - case 't': - /* Match any white space. */ - while (isspace (*rp)) - ++rp; - break; - case 'p': - /* Match locale's equivalent of AM/PM. */ -#ifdef _NL_CURRENT - if (*decided != raw) - { - if (match_string (_NL_CURRENT (LC_TIME, AM_STR), rp)) - { - if (strcmp (_NL_CURRENT (LC_TIME, AM_STR), HERE_AM_STR)) - *decided = loc; - break; - } - if (match_string (_NL_CURRENT (LC_TIME, PM_STR), rp)) - { - if (strcmp (_NL_CURRENT (LC_TIME, PM_STR), HERE_PM_STR)) - *decided = loc; - is_pm = 1; - break; - } - *decided = raw; - } -#endif - if (!match_string (HERE_AM_STR, rp)) - if (match_string (HERE_PM_STR, rp)) - is_pm = 1; - else - return NULL; - break; - case 'r': -#ifdef _NL_CURRENT - if (*decided != raw) - { - if (!recursive (_NL_CURRENT (LC_TIME, T_FMT_AMPM))) - { - if (*decided == loc) - return NULL; - else - rp = rp_backup; - } - else - { - if (*decided == not && - strcmp (_NL_CURRENT (LC_TIME, T_FMT_AMPM), - HERE_T_FMT_AMPM)) - *decided = loc; - break; - } - *decided = raw; - } -#endif - if (!recursive (HERE_T_FMT_AMPM)) - return NULL; - break; - case 'R': - if (!recursive ("%H:%M")) - return NULL; - break; - case 's': - { - /* The number of seconds may be very high so we cannot use - the `get_number' macro. Instead read the number - character for character and construct the result while - doing this. */ - time_t secs = 0; - if (*rp < '0' || *rp > '9') - /* We need at least one digit. */ - return NULL; - - do - { - secs *= 10; - secs += *rp++ - '0'; - } - while (*rp >= '0' && *rp <= '9'); - - if (localtime_r (&secs, tm) == NULL) - /* Error in function. */ - return NULL; - } - break; - case 'S': - get_number (0, 61, 2); - tm->tm_sec = val; - break; - case 'X': -#ifdef _NL_CURRENT - if (*decided != raw) - { - if (!recursive (_NL_CURRENT (LC_TIME, T_FMT))) - { - if (*decided == loc) - return NULL; - else - rp = rp_backup; - } - else - { - if (strcmp (_NL_CURRENT (LC_TIME, T_FMT), HERE_T_FMT)) - *decided = loc; - break; - } - *decided = raw; - } -#endif - /* Fall through. */ - case 'T': - if (!recursive (HERE_T_FMT)) - return NULL; - break; - case 'u': - get_number (1, 7, 1); - tm->tm_wday = val % 7; - have_wday = 1; - break; - case 'g': - get_number (0, 99, 2); - /* XXX This cannot determine any field in TM. */ - break; - case 'G': - if (*rp < '0' || *rp > '9') - return NULL; - /* XXX Ignore the number since we would need some more - information to compute a real date. */ - do - ++rp; - while (*rp >= '0' && *rp <= '9'); - break; - case 'U': - case 'V': - case 'W': - get_number (0, 53, 2); - /* XXX This cannot determine any field in TM without some - information. */ - break; - case 'w': - /* Match number of weekday. */ - get_number (0, 6, 1); - tm->tm_wday = val; - have_wday = 1; - break; - case 'y': -#ifdef _NL_CURRENT - match_year_in_century: -#endif - /* Match year within century. */ - get_number (0, 99, 2); - /* The "Year 2000: The Millennium Rollover" paper suggests that - values in the range 69-99 refer to the twentieth century. */ - tm->tm_year = val >= 69 ? val : val + 100; - /* Indicate that we want to use the century, if specified. */ - want_century = 1; - want_xday = 1; - break; - case 'Y': - /* Match year including century number. */ - get_number (0, 9999, 4); - tm->tm_year = val - 1900; - want_century = 0; - want_xday = 1; - break; - case 'Z': - /* XXX How to handle this? */ - break; - case 'E': -#ifdef _NL_CURRENT - switch (*fmt++) - { - case 'c': - /* Match locale's alternate date and time format. */ - if (*decided != raw) - { - const char *fmt = _NL_CURRENT (LC_TIME, ERA_D_T_FMT); - - if (*fmt == '\0') - fmt = _NL_CURRENT (LC_TIME, D_T_FMT); - - if (!recursive (fmt)) - { - if (*decided == loc) - return NULL; - else - rp = rp_backup; - } - else - { - if (strcmp (fmt, HERE_D_T_FMT)) - *decided = loc; - want_xday = 1; - break; - } - *decided = raw; - } - /* The C locale has no era information, so use the - normal representation. */ - if (!recursive (HERE_D_T_FMT)) - return NULL; - want_xday = 1; - break; - case 'C': - if (*decided != raw) - { - if (era_cnt >= 0) - { - era = _nl_select_era_entry (era_cnt); - if (match_string (era->era_name, rp)) - { - *decided = loc; - break; - } - else - return NULL; - } - else - { - num_eras = _NL_CURRENT_WORD (LC_TIME, - _NL_TIME_ERA_NUM_ENTRIES); - for (era_cnt = 0; era_cnt < (int) num_eras; - ++era_cnt, rp = rp_backup) - { - era = _nl_select_era_entry (era_cnt); - if (match_string (era->era_name, rp)) - { - *decided = loc; - break; - } - } - if (era_cnt == (int) num_eras) - { - era_cnt = -1; - if (*decided == loc) - return NULL; - } - else - break; - } - - *decided = raw; - } - /* The C locale has no era information, so use the - normal representation. */ - goto match_century; - case 'y': - if (*decided == raw) - goto match_year_in_century; - - get_number(0, 9999, 4); - tm->tm_year = val; - want_era = 1; - want_xday = 1; - break; - case 'Y': - if (*decided != raw) - { - num_eras = _NL_CURRENT_WORD (LC_TIME, - _NL_TIME_ERA_NUM_ENTRIES); - for (era_cnt = 0; era_cnt < (int) num_eras; - ++era_cnt, rp = rp_backup) - { - era = _nl_select_era_entry (era_cnt); - if (recursive (era->era_format)) - break; - } - if (era_cnt == (int) num_eras) - { - era_cnt = -1; - if (*decided == loc) - return NULL; - else - rp = rp_backup; - } - else - { - *decided = loc; - era_cnt = -1; - break; - } - - *decided = raw; - } - get_number (0, 9999, 4); - tm->tm_year = val - 1900; - want_century = 0; - want_xday = 1; - break; - case 'x': - if (*decided != raw) - { - const char *fmt = _NL_CURRENT (LC_TIME, ERA_D_FMT); - - if (*fmt == '\0') - fmt = _NL_CURRENT (LC_TIME, D_FMT); - - if (!recursive (fmt)) - { - if (*decided == loc) - return NULL; - else - rp = rp_backup; - } - else - { - if (strcmp (fmt, HERE_D_FMT)) - *decided = loc; - break; - } - *decided = raw; - } - if (!recursive (HERE_D_FMT)) - return NULL; - break; - case 'X': - if (*decided != raw) - { - const char *fmt = _NL_CURRENT (LC_TIME, ERA_T_FMT); - - if (*fmt == '\0') - fmt = _NL_CURRENT (LC_TIME, T_FMT); - - if (!recursive (fmt)) - { - if (*decided == loc) - return NULL; - else - rp = rp_backup; - } - else - { - if (strcmp (fmt, HERE_T_FMT)) - *decided = loc; - break; - } - *decided = raw; - } - if (!recursive (HERE_T_FMT)) - return NULL; - break; - default: - return NULL; - } - break; -#else - /* We have no information about the era format. Just use - the normal format. */ - if (*fmt != 'c' && *fmt != 'C' && *fmt != 'y' && *fmt != 'Y' - && *fmt != 'x' && *fmt != 'X') - /* This is an illegal format. */ - return NULL; - - goto start_over; -#endif - case 'O': - switch (*fmt++) - { - case 'd': - case 'e': - /* Match day of month using alternate numeric symbols. */ - get_alt_number (1, 31, 2); - tm->tm_mday = val; - have_mday = 1; - want_xday = 1; - break; - case 'H': - /* Match hour in 24-hour clock using alternate numeric - symbols. */ - get_alt_number (0, 23, 2); - tm->tm_hour = val; - have_I = 0; - break; - case 'I': - /* Match hour in 12-hour clock using alternate numeric - symbols. */ - get_alt_number (1, 12, 2); - tm->tm_hour = val - 1; - have_I = 1; - break; - case 'm': - /* Match month using alternate numeric symbols. */ - get_alt_number (1, 12, 2); - tm->tm_mon = val - 1; - have_mon = 1; - want_xday = 1; - break; - case 'M': - /* Match minutes using alternate numeric symbols. */ - get_alt_number (0, 59, 2); - tm->tm_min = val; - break; - case 'S': - /* Match seconds using alternate numeric symbols. */ - get_alt_number (0, 61, 2); - tm->tm_sec = val; - break; - case 'U': - case 'V': - case 'W': - get_alt_number (0, 53, 2); - /* XXX This cannot determine any field in TM without - further information. */ - break; - case 'w': - /* Match number of weekday using alternate numeric symbols. */ - get_alt_number (0, 6, 1); - tm->tm_wday = val; - have_wday = 1; - break; - case 'y': - /* Match year within century using alternate numeric symbols. */ - get_alt_number (0, 99, 2); - tm->tm_year = val >= 69 ? val : val + 100; - want_xday = 1; - break; - default: - return NULL; - } - break; - default: - return NULL; - } - } - - if (have_I && is_pm) - tm->tm_hour += 12; - - if (century != -1) - { - if (want_century) - tm->tm_year = tm->tm_year % 100 + (century - 19) * 100; - else - /* Only the century, but not the year. Strange, but so be it. */ - tm->tm_year = (century - 19) * 100; - } - -#ifdef _NL_CURRENT - if (era_cnt != -1) - { - era = _nl_select_era_entry(era_cnt); - if (want_era) - tm->tm_year = (era->start_date[0] - + ((tm->tm_year - era->offset) - * era->absolute_direction)); - else - /* Era start year assumed. */ - tm->tm_year = era->start_date[0]; - } - else -#endif - if (want_era) - return NULL; - - if (want_xday && !have_wday) - { - if ( !(have_mon && have_mday) && have_yday) - { - /* We don't have tm_mon and/or tm_mday, compute them. */ - int t_mon = 0; - while (__mon_yday[__isleap(1900 + tm->tm_year)][t_mon] <= tm->tm_yday) - t_mon++; - if (!have_mon) - tm->tm_mon = t_mon - 1; - if (!have_mday) - tm->tm_mday = - (tm->tm_yday - - __mon_yday[__isleap(1900 + tm->tm_year)][t_mon - 1] + 1); - } - day_of_the_week (tm); - } - if (want_xday && !have_yday) - day_of_the_year (tm); - - return (char *) rp; -} - - -char * -strptime (buf, format, tm) - const char *buf; - const char *format; - struct tm *tm; -{ - enum locale_status decided; - -#ifdef _NL_CURRENT - decided = not; -#else - decided = raw; -#endif - return strptime_internal (buf, format, tm, &decided, -1); -} diff --git a/libavformat/strptime.h b/libavformat/strptime.h deleted file mode 100644 index 7274956cd1..0000000000 --- a/libavformat/strptime.h +++ /dev/null @@ -1,25 +0,0 @@ -/* - * Copyright (C) 2003 the ffmpeg project - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - -#ifndef STRPTIME_H -#define STRPTIME_H - -extern char *strptime(const char *, const char *, struct tm *); - -#endif // STRPTIME_H diff --git a/libavformat/utils.c b/libavformat/utils.c index c4ced9551d..a593f42d6c 100644 --- a/libavformat/utils.c +++ b/libavformat/utils.c @@ -17,24 +17,6 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include "avformat.h" -#ifdef CONFIG_WIN32 -#define strcasecmp _stricmp -#include -#include -#elif defined(CONFIG_OS2) -#include -#define strcasecmp stricmp -#include -#else -#include -#include -#include -#endif -#include - -#ifndef HAVE_STRPTIME -#include "strptime.h" -#endif AVInputFormat *first_iformat; AVOutputFormat *first_oformat; @@ -1300,38 +1282,6 @@ int parse_frame_rate(int *frame_rate, int *frame_rate_base, const char *arg) return 0; } -int64_t av_gettime(void) -{ -#ifdef CONFIG_WIN32 - struct _timeb tb; - _ftime(&tb); - return ((int64_t)tb.time * int64_t_C(1000) + (int64_t)tb.millitm) * int64_t_C(1000); -#else - struct timeval tv; - gettimeofday(&tv,NULL); - return (int64_t)tv.tv_sec * 1000000 + tv.tv_usec; -#endif -} - -static time_t mktimegm(struct tm *tm) -{ - time_t t; - - int y = tm->tm_year + 1900, m = tm->tm_mon + 1, d = tm->tm_mday; - - if (m < 3) { - m += 12; - y--; - } - - t = 86400 * - (d + (153 * m - 457) / 5 + 365 * y + y / 4 - y / 100 + y / 400 - 719469); - - t += 3600 * tm->tm_hour + 60 * tm->tm_min + tm->tm_sec; - - return t; -} - /* Syntax: * - If not a duration: * [{YYYY-MM-DD|YYYYMMDD}]{T| }{HH[:MM[:SS[.m...]]][Z]|HH[MM[SS[.m...]]][Z]} @@ -1373,7 +1323,7 @@ int64_t parse_date(const char *datestr, int duration) q = NULL; if (!duration) { for (i = 0; i < sizeof(date_fmt) / sizeof(date_fmt[0]); i++) { - q = strptime(p, date_fmt[i], &dt); + q = small_strptime(p, date_fmt[i], &dt); if (q) { break; } @@ -1394,13 +1344,13 @@ int64_t parse_date(const char *datestr, int duration) p++; for (i = 0; i < sizeof(time_fmt) / sizeof(time_fmt[0]); i++) { - q = strptime(p, time_fmt[i], &dt); + q = small_strptime(p, time_fmt[i], &dt); if (q) { break; } } } else { - q = strptime(p, time_fmt[0], &dt); + q = small_strptime(p, time_fmt[0], &dt); if (!q) { dt.tm_sec = strtol(p, (char **)&q, 10); dt.tm_min = 0;