1 /*************************************************
2 * Exim - an Internet mail transport agent *
3 *************************************************/
5 /* Copyright (c) University of Cambridge 1995 - 2009 */
6 /* Copyright (c) The Exim Maintainers 2020 */
7 /* See the file NOTICE for conditions of use and distribution. */
9 /* Header for Exim's memory allocation functions */
14 /* Define symbols for identifying the store pools. */
24 POOL_TAINT_MAIN = POOL_TAINT_BASE,
29 /* This variable (the one for the current pool) is set by store_get() to its
30 yield, and by store_reset() to NULL. This allows string_cat() to optimize its
33 extern void *store_last_get[NPOOLS];
35 /* This variable contains the current store pool number. */
37 extern int store_pool;
39 /* Macros for calling the memory allocation routines with
40 tracing information for debugging. */
42 #define store_extend(addr, tainted, old, new) \
43 store_extend_3(addr, tainted, old, new, __FUNCTION__, __LINE__)
45 #define store_free(addr) \
46 store_free_3(addr, __FUNCTION__, __LINE__)
47 /* store_get & store_get_perm are in local_scan.h */
48 #define store_malloc(size) \
49 store_malloc_3(size, __FUNCTION__, __LINE__)
50 #define store_mark(void) \
51 store_mark_3(__FUNCTION__, __LINE__)
52 #define store_newblock(addr, tainted, newsize, datalen) \
53 store_newblock_3(addr, tainted, newsize, datalen, __FUNCTION__, __LINE__)
54 #define store_release_above(addr) \
55 store_release_above_3(addr, __FUNCTION__, __LINE__)
56 #define store_reset(mark) \
57 store_reset_3(mark, __FUNCTION__, __LINE__)
60 /* The real functions */
61 typedef void ** rmark;
63 extern BOOL store_extend_3(void *, BOOL, int, int, const char *, int);
64 extern void store_free_3(void *, const char *, int);
65 /* store_get_3 & store_get_perm_3 are in local_scan.h */
66 extern void *store_malloc_3(int, const char *, int) ALLOC ALLOC_SIZE(1) WARN_UNUSED_RESULT;
67 extern rmark store_mark_3(const char *, int);
68 extern void *store_newblock_3(void *, BOOL, int, int, const char *, int);
69 extern void store_release_above_3(void *, const char *, int);
70 extern rmark store_reset_3(rmark, const char *, int);