diff options
| -rw-r--r-- | include/proto.h | 10 | ||||
| -rw-r--r-- | mbbsd/stuff.c | 27 |
2 files changed, 35 insertions, 2 deletions
diff --git a/include/proto.h b/include/proto.h index 0fb19043..ef5693cc 100644 --- a/include/proto.h +++ b/include/proto.h @@ -1,4 +1,4 @@ -/* $Id: proto.h,v 1.37 2003/02/12 14:31:36 victor Exp $ */ +/* $Id: proto.h,v 1.38 2003/03/26 10:21:29 in2 Exp $ */ #ifndef INCLUDE_PROTO_H #define INCLUDE_PROTO_H @@ -449,6 +449,13 @@ int not_alpha(char ch); int valid_ident(char *ident); int userid_is_BM(char *userid, char *list); int is_uBM(char *list, char *id); +#ifndef CRITICAL_MEMORY + #define MALLOC(p) malloc(p) + #define FREE(p) free(p) +#else + void *MALLOC(int size); + void FREE(void *ptr); +#endif /* syspost */ int post_msg(char* bname, char* title, char *msg, char* author); @@ -583,4 +590,5 @@ void touchbtotal(int bid); /* util_cache.c */ void reload_pttcache(void); + #endif diff --git a/mbbsd/stuff.c b/mbbsd/stuff.c index 41d5d93e..f79ec1ae 100644 --- a/mbbsd/stuff.c +++ b/mbbsd/stuff.c @@ -1,4 +1,4 @@ -/* $Id: stuff.c,v 1.10 2003/01/16 11:58:04 kcwu Exp $ */ +/* $Id: stuff.c,v 1.11 2003/03/26 10:22:42 in2 Exp $ */ #include "bbs.h" /* ----------------------------------------------------- */ @@ -613,3 +613,28 @@ show_help(char *helptext[]) } pressanykey(); } + +/* ----------------------------------------------------- */ +/* use mmap() to malloc large memory in CRITICAL_MEMORY */ +/* ----------------------------------------------------- */ +#ifdef CRITICAL_MEMORY +void *MALLOC(int size) +{ + int *p; + p = (int *)mmap(NULL, (size + 4), PROT_READ | PROT_WRITE, MAP_ANON, -1, 0); + p[0] = size; +#ifdef DEBUG + vmsg("critical malloc %d bytes", size); +#endif + return (void *)&p[1]; +} + +void FREE(void *ptr) +{ + int size = ((int *)ptr)[-1]; + munmap((void *)(&(((int *)ptr)[-1])), size); +#ifdef DEBUG + vmsg("critical free %d bytes", size); +#endif +} +#endif |