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Simplify memory manager

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Justine Tunney 2024-07-04 10:52:16 -07:00
parent 5a9a08d1cf
commit 01587de761
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GPG key ID: BE714B4575D6E328
40 changed files with 451 additions and 311 deletions
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23
libc/intrin/kprintf.greg.c
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@ -155,17 +155,20 @@ __funline bool kischarmisaligned(const char *p, signed char t) {
}
privileged static bool32 kisdangerous_unlocked(const char *addr) {
struct Dll *e, *e2;
for (e = dll_first(__maps.used); e; e = e2) {
e2 = dll_next(__maps.used, e);
struct Map *map = MAP_CONTAINER(e);
if (map->addr <= addr && addr < map->addr + map->size) {
dll_remove(&__maps.used, e);
dll_make_first(&__maps.used, e);
return !(map->prot & PROT_READ);
}
struct Dll *e;
if ((e = dll_first(__maps.used))) {
do {
struct Map *map = MAP_CONTAINER(e);
if (map->addr <= addr && addr < map->addr + map->size) {
dll_remove(&__maps.used, e);
dll_make_first(&__maps.used, e);
return !(map->prot & PROT_READ);
}
} while ((e = dll_next(__maps.used, e)));
return true;
} else {
return false;
}
return true;
}
privileged bool32 kisdangerous(const void *addr) {