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Make DDL directory allocated and copied (to support update DDLs in MapEdit)

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Ondrej Novak 2025-08-07 19:27:25 +02:00
parent b33fb43d78
commit 96e6435998
2 changed files with 10 additions and 4 deletions
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12
libs/memman.c
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@ -178,8 +178,12 @@ static TNAMETABLE_REF load_file_table(const void *bmf_m)
const uint32_t *src_table = (const uint32_t *)bmf_m;
uint32_t grptabsiz = src_table[1];
TNAMETABLE_REF out;
out.data = (const TNAMETABLE *)((const char *)bmf_m + grptabsiz);
out.count = (out.data[0].seek - grptabsiz)/sizeof(TNAMETABLE);
const TNAMETABLE *ptr = (const TNAMETABLE *)((const char *)bmf_m + grptabsiz);
size_t count = (ptr[0].seek - grptabsiz)/sizeof(TNAMETABLE);
TNAMETABLE *tbl = NewArr(TNAMETABLE, count);
memcpy(tbl,ptr, count * sizeof(TNAMETABLE) );
out.data = tbl;
out.count = count;
return out;
}
@ -345,6 +349,7 @@ void reload_ddls(void) {
}
dinfo->ptr = bmf;
dinfo->size = bmf_s;
ablock_free(dinfo->nametable.data);
dinfo->nametable = load_file_table(bmf);
}
}
@ -641,8 +646,9 @@ void close_manager()
for(j=0;j<BK_MINOR_HANDLES;j ++) undef_handle(i*BK_MINOR_HANDLES+j);
free(_handles[i]);
}
for (int i = 0; i < MAX_PATCHES; ++i) {
for (int i = 0; i < MAX_PATCHES; ++i) if (ddlmap[i].ptr) {
unmap_file((void *)ddlmap[i].ptr, ddlmap[i].size);
ablock_free(ddlmap[i].nametable.data);
free(ddlmap[i].path);
}

2
platform/windows/map_file.cpp
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@ -20,7 +20,7 @@ const void* map_file_to_memory_cpp(const char *name, size_t *sz) {
std::filesystem::path p(reinterpret_cast<const char8_t *>(name));
HANDLE h = CreateFileW(p.c_str(), GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_DELETE,NULL,OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL,NULL);
HANDLE h = CreateFileW(p.c_str(), GENERIC_READ, FILE_SHARE_READ|FILE_SHARE_DELETE|FILE_SHARE_WRITE,NULL,OPEN_EXISTING,FILE_ATTRIBUTE_NORMAL,NULL);
if (h == INVALID_HANDLE_VALUE) throw std::runtime_error(std::string("Failed to open file for mapping: ")+p.string());
LARGE_INTEGER fsize;