/*
Copyright (C) 1996-1997 Id Software, Inc.
+Copyright (C) 2000-2020 DarkPlaces contributors
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
#ifndef COMMON_H
#define COMMON_H
+#include <stdarg.h>
+#include <assert.h>
+#include "qtypes.h"
+#include "qdefs.h"
/// MSVC has a different name for several standard functions
#ifdef WIN32
//============================================================================
-#define ContainerOf(ptr, type, member) ((type *)((char *)&(ptr) - offsetof(type, member)))
+#define ContainerOf(ptr, type, member) ((type *)((char *)(ptr) - offsetof(type, member)))
typedef struct sizebuf_s
{
typedef enum protocolversion_e
{
PROTOCOL_UNKNOWN,
+ PROTOCOL_DARKPLACES8, ///< added parting messages. WIP
PROTOCOL_DARKPLACES7, ///< added QuakeWorld-style movement protocol to allow more consistent prediction
PROTOCOL_DARKPLACES6, ///< various changes
PROTOCOL_DARKPLACES5, ///< uses EntityFrame5 entity snapshot encoder/decoder which is based on a Tribes networking article at http://www.garagegames.com/articles/networking1/
void COM_Init (void);
void COM_Shutdown (void);
-void COM_InitGameType (void);
char *va(char *buf, size_t buflen, const char *format, ...) DP_FUNC_PRINTF(3);
// does a varargs printf into provided buffer, returns buffer (so it can be called in-line unlike dpsnprintf)
+// GCC with -Werror=c++-compat will error out if static_assert is used even though the macro is valid C11...
+#ifndef __cplusplus
+#define DP_STATIC_ASSERT(expr, str) _Static_assert(expr, str)
+#else
+#define DP_STATIC_ASSERT(expr, str) static_assert(expr, str)
+#endif
// snprintf and vsnprintf are NOT portable. Use their DP counterparts instead
#ifdef snprintf
# undef snprintf
#endif
-#define snprintf DO_NOT_USE_SNPRINTF__USE_DPSNPRINTF
+#define snprintf DP_STATIC_ASSERT(0, "snprintf is forbidden for portability reasons. Use dpsnprintf instead.")
#ifdef vsnprintf
# undef vsnprintf
#endif
-#define vsnprintf DO_NOT_USE_VSNPRINTF__USE_DPVSNPRINTF
+#define vsnprintf DP_STATIC_ASSERT(0, "vsnprintf is forbidden for portability reasons. Use dpvsnprintf instead.")
// dpsnprintf and dpvsnprintf
// return the number of printed characters, excluding the final '\0'
// A bunch of functions are forbidden for security reasons (and also to please MSVS 2005, for some of them)
// LadyHavoc: added #undef lines here to avoid warnings in Linux
#undef strcat
-#define strcat DO_NOT_USE_STRCAT__USE_STRLCAT_OR_MEMCPY
+#define strcat DP_STATIC_ASSERT(0, "strcat is forbidden for security reasons. Use strlcat or memcpy instead.")
#undef strncat
-#define strncat DO_NOT_USE_STRNCAT__USE_STRLCAT_OR_MEMCPY
+#define strncat DP_STATIC_ASSERT(0, "strncat is forbidden for security reasons. Use strlcat or memcpy instead.")
#undef strcpy
-#define strcpy DO_NOT_USE_STRCPY__USE_STRLCPY_OR_MEMCPY
+#define strcpy DP_STATIC_ASSERT(0, "strcpy is forbidden for security reasons. Use strlcpy or memcpy instead.")
#undef strncpy
-#define strncpy DO_NOT_USE_STRNCPY__USE_STRLCPY_OR_MEMCPY
-//#undef sprintf
-//#define sprintf DO_NOT_USE_SPRINTF__USE_DPSNPRINTF
+#define strncpy DP_STATIC_ASSERT(0, "strncpy is forbidden for security reasons. Use strlcpy or memcpy instead.")
+#undef sprintf
+#define sprintf DP_STATIC_ASSERT(0, "sprintf is forbidden for security reasons. Use dpsnprintf instead.")
//============================================================================
}
userdirmode_t;
-typedef enum gamemode_e
-{
- GAME_NORMAL,
- GAME_HIPNOTIC,
- GAME_ROGUE,
- GAME_QUOTH,
- GAME_NEHAHRA,
- GAME_NEXUIZ,
- GAME_XONOTIC,
- GAME_TRANSFUSION,
- GAME_GOODVSBAD2,
- GAME_TEU,
- GAME_BATTLEMECH,
- GAME_ZYMOTIC,
- GAME_SETHERAL,
- GAME_TENEBRAE, // full of evil hackery
- GAME_NEOTERIC,
- GAME_OPENQUARTZ, //this game sucks
- GAME_PRYDON,
- GAME_DELUXEQUAKE,
- GAME_THEHUNTED,
- GAME_DEFEATINDETAIL2,
- GAME_DARSANA,
- GAME_CONTAGIONTHEORY,
- GAME_EDU2P,
- GAME_PROPHECY,
- GAME_BLOODOMNICIDE,
- GAME_STEELSTORM, // added by motorsep
- GAME_STEELSTORM2, // added by motorsep
- GAME_SSAMMO, // added by motorsep
- GAME_STEELSTORMREVENANTS, // added by motorsep 07/19/2015
- GAME_TOMESOFMEPHISTOPHELES, // added by motorsep
- GAME_STRAPBOMB, // added by motorsep for Urre
- GAME_MOONHELM,
- GAME_VORETOURNAMENT,
- GAME_DOOMBRINGER, // added by Cloudwalk for kristus
- GAME_COUNT
-}
-gamemode_t;
-
-// Master switch for some hacks/changes that eventually should become cvars.
-#define IS_NEXUIZ_DERIVED(g) ((g) == GAME_NEXUIZ || (g) == GAME_XONOTIC || (g) == GAME_VORETOURNAMENT)
-// Pre-csqcmodels era.
-#define IS_OLDNEXUIZ_DERIVED(g) ((g) == GAME_NEXUIZ || (g) == GAME_VORETOURNAMENT)
-
-extern gamemode_t gamemode;
-extern const char *gamename;
-extern const char *gamenetworkfiltername;
-extern const char *gamedirname1;
-extern const char *gamedirname2;
-extern const char *gamescreenshotname;
-extern const char *gameuserdirname;
-extern char com_modname[MAX_OSPATH];
-
-void COM_ChangeGameTypeForGameDirs(void);
-
void COM_ToLowerString (const char *in, char *out, size_t size_out);
void COM_ToUpperString (const char *in, char *out, size_t size_out);
int COM_StringBeginsWith(const char *s, const char *match);
void COM_ToLowerString (const char *in, char *out, size_t size_out);
void COM_ToUpperString (const char *in, char *out, size_t size_out);
-typedef struct stringlist_s
-{
- /// maxstrings changes as needed, causing reallocation of strings[] array
- int maxstrings;
- int numstrings;
- char **strings;
-} stringlist_t;
-
-int matchpattern(const char *in, const char *pattern, int caseinsensitive);
-int matchpattern_with_separator(const char *in, const char *pattern, int caseinsensitive, const char *separators, qbool wildcard_least_one);
-void stringlistinit(stringlist_t *list);
-void stringlistfreecontents(stringlist_t *list);
-void stringlistappend(stringlist_t *list, const char *text);
-void stringlistsort(stringlist_t *list, qbool uniq);
-void listdirectory(stringlist_t *list, const char *basepath, const char *path);
-
-char *InfoString_GetValue(const char *buffer, const char *key, char *value, size_t valuelength);
-void InfoString_SetValue(char *buffer, size_t bufferlength, const char *key, const char *value);
-void InfoString_Print(char *buffer);
-
// strlcat and strlcpy, from OpenBSD
// Most (all?) BSDs already have them
#if defined(__OpenBSD__) || defined(__NetBSD__) || defined(__FreeBSD__) || defined(MACOSX)
#ifndef HAVE_STRLCAT
/*!
- * Appends src to string dst of size siz (unlike strncat, siz is the
- * full size of dst, not space left). At most siz-1 characters
- * will be copied. Always NUL terminates (unless siz <= strlen(dst)).
- * Returns strlen(src) + MIN(siz, strlen(initial dst)).
- * If retval >= siz, truncation occurred.
+ * Appends src to string dst of size dsize (unlike strncat, dsize is the
+ * full size of dst, not space left). At most dsize-1 characters
+ * will be copied. Always NUL terminates (unless dsize <= strlen(dst)).
+ * Returns strlen(src) + MIN(dsize, strlen(initial dst)).
+ * If retval >= dsize, truncation occurred.
*/
-size_t strlcat(char *dst, const char *src, size_t siz);
+size_t strlcat(char *dst, const char *src, size_t dsize);
#endif // #ifndef HAVE_STRLCAT
#ifndef HAVE_STRLCPY
/*!
- * Copy src to string dst of size siz. At most siz-1 characters
- * will be copied. Always NUL terminates (unless siz == 0).
- * Returns strlen(src); if retval >= siz, truncation occurred.
+ * Copy string src to buffer dst of size dsize. At most dsize-1
+ * chars will be copied. Always NUL terminates (unless dsize == 0).
+ * Returns strlen(src); if retval >= dsize, truncation occurred.
*/
-size_t strlcpy(char *dst, const char *src, size_t siz);
+size_t strlcpy(char *dst, const char *src, size_t dsize);
#endif // #ifndef HAVE_STRLCPY