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Fix potential mod storage crashes and increase max key/value length to 256

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This commit is contained in:
Agent X 2024-01-06 09:47:28 -05:00
parent ae58081f54
commit 8939bdba3b
4 changed files with 20 additions and 39 deletions
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2
autogen/lua_definitions/constants.lua
View file

@ -5675,7 +5675,7 @@ MARIO_HAND_RIGHT_OPEN = 5
MAX_KEYS = 512
--- @type integer
MAX_KEY_VALUE_LENGTH = 64
MAX_KEY_VALUE_LENGTH = 256
--- @type integer
PACKET_LENGTH = 3000

2
src/pc/lua/smlua_constants_autogen.c
View file

@ -2094,7 +2094,7 @@ char gSmluaConstants[] = ""
"GRAB_POS_HEAVY_OBJ = 2\n"
"GRAB_POS_BOWSER = 3\n"
"MAX_KEYS = 512\n"
"MAX_KEY_VALUE_LENGTH = 64\n"
"MAX_KEY_VALUE_LENGTH = 256\n"
"SYNC_DISTANCE_ONLY_DEATH = -1\n"
"SYNC_DISTANCE_ONLY_EVENTS = -2\n"
"SYNC_DISTANCE_INFINITE = 0\n"

53
src/pc/mods/mod_storage.cpp
View file

@ -64,30 +64,23 @@ void mod_storage_get_filename(char* dest) {
}
C_FIELD bool mod_storage_save(const char* key, const char* value) {
if (strlen(key) > MAX_KEY_VALUE_LENGTH || strlen(value) > MAX_KEY_VALUE_LENGTH) {
return false;
}
if (!char_valid((char *)key) || !char_valid((char *)value)) {
return false;
}
if (gLuaActiveMod == NULL) { return false; }
if (strlen(key) > MAX_KEY_VALUE_LENGTH || strlen(value) > MAX_KEY_VALUE_LENGTH) { return false; }
if (!char_valid((char *)key) || !char_valid((char *)value)) { return false; }
char filename[SYS_MAX_PATH] = {0};
mod_storage_get_filename(filename);
// ensure savPath exists
char savPath[SYS_MAX_PATH] = { 0 };
if (snprintf(savPath, SYS_MAX_PATH - 1, "%s", fs_get_write_path(SAVE_DIRECTORY)) < 0) {
return false;
}
if (snprintf(savPath, SYS_MAX_PATH - 1, "%s", fs_get_write_path(SAVE_DIRECTORY)) < 0) { return false; }
if (!fs_sys_dir_exists(savPath)) { fs_sys_mkdir(savPath); }
mINI::INIFile file(filename);
mINI::INIStructure ini;
file.read(ini);
if (ini["storage"].size() + 1 > MAX_KEYS) {
return false;
}
if (ini["storage"].size() + 1 > MAX_KEYS) { return false; }
ini["storage"][key] = value;
@ -106,19 +99,14 @@ C_FIELD bool mod_storage_save_bool(const char* key, bool value) {
}
C_FIELD const char* mod_storage_load(const char* key) {
if (strlen(key) > MAX_KEY_VALUE_LENGTH) {
return NULL;
}
if (!char_valid((char *)key)) {
return NULL;
}
if (gLuaActiveMod == NULL) { return NULL; }
if (strlen(key) > MAX_KEY_VALUE_LENGTH) { return NULL; }
if (!char_valid((char *)key)) { return NULL; }
char filename[SYS_MAX_PATH] = {0};
mod_storage_get_filename(filename);
if (!path_exists(filename)) {
return NULL;
}
if (!path_exists(filename)) { return NULL; }
mINI::INIFile file(filename);
mINI::INIStructure ini;
@ -142,19 +130,14 @@ C_FIELD bool mod_storage_load_bool(const char* key) {
}
C_FIELD bool mod_storage_remove(const char* key) {
if (strlen(key) > MAX_KEY_VALUE_LENGTH) {
return false;
}
if (!char_valid((char *)key)) {
return false;
}
if (gLuaActiveMod == NULL) { return false; }
if (strlen(key) > MAX_KEY_VALUE_LENGTH) { return false; }
if (!char_valid((char *)key)) { return false; }
char filename[SYS_MAX_PATH] = {0};
mod_storage_get_filename(filename);
if (!path_exists(filename)) {
return false;
}
if (!path_exists(filename)) { return false; }
mINI::INIFile file(filename);
mINI::INIStructure ini;
@ -170,20 +153,18 @@ C_FIELD bool mod_storage_remove(const char* key) {
}
C_FIELD bool mod_storage_clear(void) {
if (gLuaActiveMod == NULL) { return false; }
char filename[SYS_MAX_PATH] = {0};
mod_storage_get_filename(filename);
if (!path_exists(filename)) {
return false;
}
if (!path_exists(filename)) { return false; }
mINI::INIFile file(filename);
mINI::INIStructure ini;
file.read(ini);
if (ini["storage"].size() == 0) {
return false;
}
if (ini["storage"].size() == 0) { return false; }
ini["storage"].clear();

2
src/pc/mods/mod_storage.h
View file

@ -6,7 +6,7 @@ extern "C" {
#endif
#define MAX_KEYS 512
#define MAX_KEY_VALUE_LENGTH 64
#define MAX_KEY_VALUE_LENGTH 256
#define SAVE_DIRECTORY "sav"
#define SAVE_EXTENSION ".sav"