* Exim - an Internet mail transport agent *
*************************************************/
+/* Copyright (c) The Exim Maintainers 2020 - 2022 */
/* Copyright (c) University of Cambridge 1995 - 2009 */
/* See the file NOTICE for conditions of use and distribution. */
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/* Header for Exim's memory allocation functions */
/* Define symbols for identifying the store pools. */
-enum { POOL_MAIN, POOL_PERM, POOL_SEARCH };
+enum { POOL_MAIN,
+ POOL_PERM,
+ POOL_CONFIG,
+ POOL_SEARCH,
+ POOL_MESSAGE,
+
+ POOL_TAINT_BASE,
+
+ POOL_TAINT_MAIN = POOL_TAINT_BASE,
+ POOL_TAINT_PERM,
+ POOL_TAINT_CONFIG,
+ POOL_TAINT_SEARCH,
+ POOL_TAINT_MESSAGE,
+
+ N_PAIRED_POOLS
+};
/* This variable (the one for the current pool) is set by store_get() to its
yield, and by store_reset() to NULL. This allows string_cat() to optimize its
store handling. */
-extern void *store_last_get[3];
+extern void * store_last_get[];
/* This variable contains the current store pool number. */
/* Macros for calling the memory allocation routines with
tracing information for debugging. */
-#define store_extend(addr,old,new) \
- store_extend_3(addr, old, new, __FILE__, __LINE__)
-
-#define store_free(addr) store_free_3(addr, __FILE__, __LINE__)
-#define store_get(size) store_get_3(size, __FILE__, __LINE__)
-#define store_get_perm(size) store_get_perm_3(size, __FILE__, __LINE__)
-#define store_malloc(size) store_malloc_3(size, __FILE__, __LINE__)
-#define store_newblock(addr,newsize,datalen) \
- store_newblock_3(addr, newsize, datalen, __FILE__, __LINE__)
-#define store_reset(addr) store_reset_3(addr, __FILE__, __LINE__)
+#define store_extend(addr, old, new) \
+ store_extend_3(addr, old, new, __FUNCTION__, __LINE__)
+
+#define store_free(addr) \
+ store_free_3(addr, __FUNCTION__, __LINE__)
+/* store_get & store_get_perm are in local_scan.h */
+#define store_get_quoted(size, proto_mem, quoter) \
+ store_get_quoted_3((size), (proto_mem), (quoter), __FUNCTION__, __LINE__)
+#define store_malloc(size) \
+ store_malloc_3(size, __FUNCTION__, __LINE__)
+#define store_mark(void) \
+ store_mark_3(__FUNCTION__, __LINE__)
+#define store_newblock(oldblock, newsize, datalen) \
+ store_newblock_3(oldblock, newsize, datalen, __FUNCTION__, __LINE__)
+#define store_release_above(addr) \
+ store_release_above_3(addr, __FUNCTION__, __LINE__)
+#define store_reset(mark) \
+ store_reset_3(mark, __FUNCTION__, __LINE__)
/* The real functions */
+typedef void ** rmark;
-/* The value of the 2nd arg is __FILE__ in every call, so give its correct type */
extern BOOL store_extend_3(void *, int, int, const char *, int);
extern void store_free_3(void *, const char *, int);
-extern void *store_get_3(int, const char *, int);
-extern void *store_get_perm_3(int, const char *, int);
-extern void *store_malloc_3(int, const char *, int);
-extern void *store_newblock_3(void *, int, int, const char *, int);
-extern void store_reset_3(void *, const char *, int);
+/* store_get_3 & store_get_perm_3 are in local_scan.h */
+extern void * store_get_quoted_3(int, const void *, unsigned, const char *, int);
+extern void * store_malloc_3(size_t, const char *, int) ALLOC ALLOC_SIZE(1) WARN_UNUSED_RESULT;
+extern rmark store_mark_3(const char *, int);
+extern void * store_newblock_3(void *, int, int, const char *, int);
+extern void store_release_above_3(void *, const char *, int);
+extern rmark store_reset_3(rmark, const char *, int);
+
+#define GET_UNTAINTED (const void *)0
+#define GET_TAINTED (const void *)1
+
+extern int quoter_for_address(const void *);
+extern BOOL is_quoted_like(const void *, unsigned);
+extern BOOL is_real_quoter(int);
+extern void debug_print_taint(const void * p);
#endif /* STORE_H */