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Using unused map debug field on macOS ##debug (#15148)

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Storing max protection data for this purpose.
This commit is contained in:
David CARLIER 2019-09-30 10:19:01 +01:00 committed by radare
parent e41345edc8
commit bc8b9d73e6
1 changed files with 4 additions and 4 deletions
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8
libr/debug/p/native/xnu/xnu_debug.c
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@ -774,7 +774,7 @@ static int xnu_write_mem_maps_to_buffer (RBuffer *buffer, RList *mem_maps, int s
sc64->segname[0] = 0; // XXX curr_map->name OR curr_map->file ???
sc64->vmaddr = curr_map->addr;
sc64->vmsize = curr_map->size;
sc64->maxprot = 7; // TODO
sc64->maxprot = xwr2rwx (curr_map->user);
sc64->initprot = xwr2rwx (curr_map->perm);
sc64->nsects = 0;
#elif __i386__ || __ppc__
@ -786,7 +786,7 @@ static int xnu_write_mem_maps_to_buffer (RBuffer *buffer, RList *mem_maps, int s
sc->vmsize = CAST_DOWN (vm_size_t, curr_map->size);
sc->fileoff = CAST_DOWN (ut32, foffset);
sc->filesize = CAST_DOWN (ut32, curr_map->size);
sc->maxprot = 7; // TODO
sc->maxprot = xwr2rwx (curr_map->user);
sc->initprot = xwr2rwx (curr_map->perm);
sc->nsects = 0;
#endif
@ -1255,7 +1255,7 @@ static RList *xnu_dbg_modules(RDebug *dbg) {
(ut8*)file_path, MAXPATHLEN - 1);
//eprintf ("--> %d 0x%08"PFMT64x" %s\n", i, addr, file_path);
size = mach0_size (dbg, addr);
mr = r_debug_map_new (file_path, addr, addr + size, 7, 0);
mr = r_debug_map_new (file_path, addr, addr + size, 7, 7);
if (!mr) {
eprintf ("Cannot create r_debug_map_new\n");
break;
@ -1385,7 +1385,7 @@ RList *xnu_dbg_maps(RDebug *dbg, int only_modules) {
info.is_submap? "_sub": "",
"", info.is_submap ? "_submap": "",
module_name, maxperm, depthstr);
if (!(mr = r_debug_map_new (buf, address, address + size, xwr2rwx (info.protection), 0))) {
if (!(mr = r_debug_map_new (buf, address, address + size, xwr2rwx (info.protection), xwr2rwx (info.max_protection)))) {
eprintf ("Cannot create r_debug_map_new\n");
break;
}