From 6a8e01bb58c994c71338ae6938f6a93e613a2842 Mon Sep 17 00:00:00 2001 From: Dusk-92 Date: Tue, 1 Sep 2026 16:20:27 +0200 Subject: [PATCH] Remove migrated WowPresence source copy --- native/DiscordPresence/DiscordPresence.c | 765 ----------------------- 1 file changed, 765 deletions(-) delete mode 100644 native/DiscordPresence/DiscordPresence.c diff --git a/native/DiscordPresence/DiscordPresence.c b/native/DiscordPresence/DiscordPresence.c deleted file mode 100644 index de3dd00..0000000 --- a/native/DiscordPresence/DiscordPresence.c +++ /dev/null @@ -1,765 +0,0 @@ -/* - * DiscordPresence.dll - * Read-only WoW 1.12.1 (build 5875) status sampler for Modernization Tool. - * - * Runtime contract: - * \.modernization_tool\DiscordPresence\discord_wow_status.json - * \.modernization_tool\DiscordPresence\discord_broadcast_flags - * - * Discord IPC is intentionally out of process. After the first sample, this - * DLL starts DiscordPresence.exe from its worker thread and passes the exact - * WoW process id. No process launch is performed from DllMain. - * - * This implementation is organized independently around a small memory-view - * layer and a snapshot serializer. Client addresses are the community-known - * WoW 1.12.1 / build 5875 values used for compatibility with the target client. - */ -#define WIN32_LEAN_AND_MEAN -#include -#include -#include -#include -#include -#include - -#define CLIENT_IMAGE_BASE 0x00400000u -#define CLIENT_OBJECT_MANAGER_VA 0x00B41414u -#define OM_FIRST_OBJECT_OFF 0xACu -#define OM_LOCAL_GUID_OFF 0xC0u -#define OBJECT_NEXT_OFF 0x3Cu -#define OBJECT_TYPE_OFF 0x14u -#define OBJECT_GUID_OFF 0x30u -#define OBJECT_DESCRIPTORS_OFF 0x08u -#define UNIT_LEVEL_OFF 0x88u -#define UNIT_BYTES0_OFF 0x90u -#define PLAYER_GUILD_ID_OFF 0x2FCu -#define PLAYER_INFO_OFF 0xE68u -#define PLAYER_INFO_GUILD_KEY_OFF 0x0Cu - -#define GUILD_CACHE_BASE_VA 0x00C0E0C0u -#define GUILD_CACHE_STRIDE 0x3Cu -#define GUILD_CACHE_COUNT 12u -#define GUILD_TAG_WGLD 0x444C4757u -#define GUILD_TAG_DLGW 0x57474C44u - -#define USER_ADDRESS_MIN 0x00010000u -#define USER_ADDRESS_MAX 0x7FFEFFFFu -#define PLAYER_OBJECT_TYPE 4u -#define MAX_OBJECT_VISITS 256u -#define MAX_GUILD_VISITS 32u - -#define STARTUP_WAIT_MS 6000u -#define SAMPLE_PERIOD_MS 2000u -#define WORLD_SETTLE_MS 3000u - -#define NAME_LIMIT 24u -#define ZONE_LIMIT 64u -#define GUILD_LIMIT 48u -#define JSON_BUFFER_SIZE 768u - -#define SHARE_NAME 1u -#define SHARE_GUILD 2u -#define SHARE_FACTION 4u -#define SHARE_CLASS 8u -#define SHARE_LEVEL 16u -#define SHARE_ZONE 32u -#define SHARE_ALL 63u - -static const uintptr_t kPlayerNameLocations[] = { - 0x00C27FC8u, 0x00C27D88u, 0x00C27FD8u, 0 -}; - -static const uintptr_t kZoneNameLocations[] = { - 0x00B4B404u, 0x00B4B424u, 0x00CE06D0u, - 0x00CE06F8u, 0x00B4B3C8u, 0 -}; - -typedef struct MemoryView { - HANDLE process; - uintptr_t module_base; -} MemoryView; - -typedef struct CharacterSnapshot { - int in_world; - char name[NAME_LIMIT + 1]; - char zone[ZONE_LIMIT + 1]; - char guild[GUILD_LIMIT + 1]; - uint32_t level; - uint32_t race_id; - uint32_t class_id; -} CharacterSnapshot; - -typedef struct LabelEntry { - uint32_t id; - const char *text; -} LabelEntry; - -static const LabelEntry kClassLabels[] = { - {1u, "Warrior"}, {2u, "Paladin"}, {3u, "Hunter"}, {4u, "Rogue"}, - {5u, "Priest"}, {7u, "Shaman"}, {8u, "Mage"}, {9u, "Warlock"}, - {11u, "Druid"}, {0u, ""} -}; - -static const LabelEntry kRaceLabels[] = { - {1u, "Human"}, {2u, "Orc"}, {3u, "Dwarf"}, {4u, "Night Elf"}, - {5u, "Undead"}, {6u, "Tauren"}, {7u, "Gnome"}, {8u, "Troll"}, - {9u, "Goblin"}, {10u, "High Elf"}, {11u, "Draenei"}, - {16u, "High Elf"}, {0u, ""} -}; - -static HANDLE gStopEvent = NULL; -static HANDLE gWorkerThread = NULL; -static DWORD gWorldReadySince = 0; - -static int user_address(uintptr_t value) { - return value >= (uintptr_t)USER_ADDRESS_MIN && value <= (uintptr_t)USER_ADDRESS_MAX; -} - -static int readable_protection(DWORD protection) { - DWORD base = protection & 0xFFu; - if (protection & (PAGE_GUARD | PAGE_NOACCESS)) return 0; - return base == PAGE_READONLY || base == PAGE_READWRITE || - base == PAGE_WRITECOPY || base == PAGE_EXECUTE_READ || - base == PAGE_EXECUTE_READWRITE || base == PAGE_EXECUTE_WRITECOPY; -} - -static int readable_range(uintptr_t start, size_t length) { - uintptr_t cursor, end; - if (!start || !length || length > 4096u) return 0; - end = start + length - 1u; - if (end < start || !user_address(start) || !user_address(end)) return 0; - - cursor = start; - while (cursor <= end) { - MEMORY_BASIC_INFORMATION info; - uintptr_t region_end; - if (!VirtualQuery((LPCVOID)cursor, &info, sizeof(info))) return 0; - if (info.State != MEM_COMMIT || !readable_protection(info.Protect)) return 0; - region_end = (uintptr_t)info.BaseAddress + info.RegionSize; - if (region_end <= cursor) return 0; - if (region_end > end) return 1; - cursor = region_end; - } - return 1; -} - -static void memory_view_init(MemoryView *view) { - if (!view) return; - view->process = GetCurrentProcess(); - view->module_base = (uintptr_t)GetModuleHandleA(NULL); -} - -static uintptr_t client_address(const MemoryView *view, uintptr_t vanilla_va) { - if (!view || !view->module_base || vanilla_va < CLIENT_IMAGE_BASE) return 0; - return view->module_base + (vanilla_va - CLIENT_IMAGE_BASE); -} - -static int memory_copy(const MemoryView *view, uintptr_t address, void *destination, size_t length) { - SIZE_T copied = 0; - if (!view || !view->process || !destination || !readable_range(address, length)) return 0; - if (!ReadProcessMemory(view->process, (LPCVOID)address, destination, length, &copied)) return 0; - return copied == length; -} - -static int memory_u32(const MemoryView *view, uintptr_t address, uint32_t *value) { - uint32_t temp = 0; - if (!value || !memory_copy(view, address, &temp, sizeof(temp))) return 0; - *value = temp; - return 1; -} - -static int memory_u64(const MemoryView *view, uintptr_t address, uint64_t *value) { - uint64_t temp = 0; - if (!value || !memory_copy(view, address, &temp, sizeof(temp))) return 0; - *value = temp; - return 1; -} - -static int memory_ascii(const MemoryView *view, uintptr_t address, char *output, - size_t output_size, size_t max_chars) { - size_t i; - if (!view || !output || output_size < 2u || !max_chars || !user_address(address)) return 0; - output[0] = 0; - if (max_chars + 1u > output_size) max_chars = output_size - 1u; - - for (i = 0; i <= max_chars; ++i) { - unsigned char ch = 0; - if (!memory_copy(view, address + i, &ch, 1u)) { - output[0] = 0; - return 0; - } - if (ch == 0) { - output[i] = 0; - return i > 0u; - } - if (i == max_chars || ch < 32u || ch >= 127u) { - output[0] = 0; - return 0; - } - output[i] = (char)ch; - } - output[0] = 0; - return 0; -} - -static int ascii_letter(char ch) { - return (ch >= 'A' && ch <= 'Z') || (ch >= 'a' && ch <= 'z'); -} - -static int valid_player_name(const char *text) { - size_t i, length; - if (!text) return 0; - length = strlen(text); - if (length < 2u || length > 16u || !ascii_letter(text[0])) return 0; - for (i = 1u; i < length; ++i) { - if (!ascii_letter(text[i]) && text[i] != '\'') return 0; - } - return 1; -} - -static int valid_display_text(const char *text, size_t max_length) { - size_t i, length; - if (!text) return 0; - length = strlen(text); - if (length < 2u || length > max_length) return 0; - for (i = 0u; i < length; ++i) { - char ch = text[i]; - if (ascii_letter(ch) || (ch >= '0' && ch <= '9') || ch == ' ' || - ch == '\'' || ch == '-' || ch == ':') { - continue; - } - return 0; - } - return 1; -} - -static int looks_like_internal_zone_code(const char *text) { - size_t i, length; - int has_letter = 0; - int has_digit = 0; - - if (!text) return 0; - length = strlen(text); - - /* Some 1.12-compatible clients expose compact internal area tokens - * (for example "H32D") at one of the candidate zone addresses. These - * are identifiers, not user-facing zone names. Keep the rule narrow: - * short mixed letter/digit strings with no separators are rejected, - * while legitimate names such as "Area 52" remain valid. */ - if (length < 2u || length > 8u) return 0; - - for (i = 0u; i < length; ++i) { - char ch = text[i]; - if (ascii_letter(ch)) { - has_letter = 1; - } else if (ch >= '0' && ch <= '9') { - has_digit = 1; - } else { - return 0; - } - } - - return has_letter && has_digit; -} - -static int valid_zone_name(const char *text) { - if (!valid_display_text(text, ZONE_LIMIT)) return 0; - return !looks_like_internal_zone_code(text); -} - -static int valid_guild_name(const char *text) { - if (!valid_display_text(text, GUILD_LIMIT)) return 0; - return _stricmp(text, "none") != 0; -} - -static int text_from_location(const MemoryView *view, uintptr_t vanilla_va, - char *output, size_t output_size, size_t max_chars, - int (*validator)(const char *)) { - uintptr_t location; - uint32_t indirect = 0; - if (!view || !validator) return 0; - location = client_address(view, vanilla_va); - if (!location) return 0; - - if (memory_ascii(view, location, output, output_size, max_chars) && validator(output)) - return 1; - - output[0] = 0; - if (!memory_u32(view, location, &indirect) || !user_address((uintptr_t)indirect)) return 0; - if (memory_ascii(view, (uintptr_t)indirect, output, output_size, max_chars) && validator(output)) - return 1; - output[0] = 0; - return 0; -} - -static int first_text_match(const MemoryView *view, const uintptr_t *locations, - char *output, size_t output_size, size_t max_chars, - int (*validator)(const char *)) { - size_t i; - if (!locations) return 0; - for (i = 0u; locations[i] != 0u; ++i) { - if (text_from_location(view, locations[i], output, output_size, max_chars, validator)) - return 1; - } - if (output && output_size) output[0] = 0; - return 0; -} - -static const char *label_for_id(const LabelEntry *table, uint32_t id) { - size_t i; - if (!table || !id) return ""; - for (i = 0u; table[i].id != 0u; ++i) { - if (table[i].id == id) return table[i].text; - } - return ""; -} - -static const char *faction_for_race(uint32_t race_id) { - switch (race_id) { - case 1u: case 3u: case 4u: case 7u: case 10u: case 11u: case 16u: - return "alliance"; - case 2u: case 5u: case 6u: case 8u: case 9u: - return "horde"; - default: - return ""; - } -} - -static int object_manager_pointer(const MemoryView *view, uint32_t *manager) { - uintptr_t slot; - uint32_t value = 0; - if (!view || !manager) return 0; - slot = client_address(view, CLIENT_OBJECT_MANAGER_VA); - if (!slot || !memory_u32(view, slot, &value) || !user_address((uintptr_t)value)) return 0; - *manager = value; - return 1; -} - -static int stable_local_guid(const MemoryView *view, uint32_t manager, uint64_t *guid) { - uint64_t first = 0, second = 0; - uintptr_t address; - if (!view || !guid || !user_address((uintptr_t)manager)) return 0; - address = (uintptr_t)manager + OM_LOCAL_GUID_OFF; - if (!memory_u64(view, address, &first) || !memory_u64(view, address, &second)) return 0; - if (!first || first != second) return 0; - *guid = first; - return 1; -} - -static int contains_guild_marker(const char *text) { - char lowered[32]; - size_t i, length; - if (!text) return 0; - length = strlen(text); - if (length >= sizeof(lowered)) length = sizeof(lowered) - 1u; - for (i = 0u; i < length; ++i) { - char ch = text[i]; - lowered[i] = (ch >= 'A' && ch <= 'Z') ? (char)(ch - 'A' + 'a') : ch; - } - lowered[length] = 0; - return strstr(lowered, "guild") != NULL || strstr(lowered, "wgld") != NULL; -} - -static uintptr_t locate_guild_cache(const MemoryView *view) { - unsigned i; - for (i = 0u; i < GUILD_CACHE_COUNT; ++i) { - uintptr_t candidate = client_address( - view, GUILD_CACHE_BASE_VA + (uintptr_t)i * GUILD_CACHE_STRIDE); - uint32_t tag = 0; - uint32_t file_name_ptr = 0; - char file_name[32]; - - if (!candidate || !readable_range(candidate, 0x30u)) continue; - if (memory_u32(view, candidate + 0x28u, &tag) && - (tag == GUILD_TAG_WGLD || tag == GUILD_TAG_DLGW)) { - return candidate; - } - - file_name[0] = 0; - if (memory_u32(view, candidate + 0x2Cu, &file_name_ptr) && - user_address((uintptr_t)file_name_ptr) && - memory_ascii(view, (uintptr_t)file_name_ptr, file_name, sizeof(file_name), 24u) && - contains_guild_marker(file_name)) { - return candidate; - } - } - return 0; -} - -static int guild_name_from_chain(const MemoryView *view, uint32_t head, uint32_t guild_id, - uint32_t link_offset, char *output, size_t output_size) { - uint32_t node = head; - unsigned visited = 0u; - if (!view || !output || output_size < 2u) return 0; - output[0] = 0; - - while (user_address((uintptr_t)node) && !(node & 1u) && visited++ < MAX_GUILD_VISITS) { - uint32_t key = 0, next = 0; - if (!memory_u32(view, (uintptr_t)node, &key)) return 0; - if (key == guild_id) { - if (memory_ascii(view, (uintptr_t)node + 0x1Cu, output, output_size, GUILD_LIMIT) && - valid_guild_name(output)) return 1; - output[0] = 0; - if (memory_ascii(view, (uintptr_t)node + 0x18u, output, output_size, GUILD_LIMIT) && - valid_guild_name(output)) return 1; - output[0] = 0; - return 0; - } - if (!memory_u32(view, (uintptr_t)node + link_offset, &next) || - next == node || !user_address((uintptr_t)next)) { - return 0; - } - node = next; - } - return 0; -} - -static int resolve_guild_name(const MemoryView *view, uint32_t guild_id, - char *output, size_t output_size) { - uintptr_t cache; - uint32_t buckets = 0, mask = 0, head = 0; - uintptr_t bucket_head; - if (!guild_id || !output || output_size < 2u) return 0; - output[0] = 0; - - cache = locate_guild_cache(view); - if (!cache) return 0; - if (!memory_u32(view, cache + 0x1Cu, &buckets) || !user_address((uintptr_t)buckets)) return 0; - if (!memory_u32(view, cache + 0x24u, &mask)) return 0; - - bucket_head = (uintptr_t)buckets + (uintptr_t)(guild_id & mask) * 12u + 8u; - if (!memory_u32(view, bucket_head, &head) || !user_address((uintptr_t)head)) return 0; - if (guild_name_from_chain(view, head, guild_id, 4u, output, output_size)) return 1; - return guild_name_from_chain(view, head, guild_id, 8u, output, output_size); -} - -static void read_player_guild(const MemoryView *view, uintptr_t player_object, - uint32_t descriptors, char *output, size_t output_size) { - uint32_t guild_id = 0, player_info = 0; - if (!output || !output_size) return; - output[0] = 0; - - if (user_address((uintptr_t)descriptors) && - memory_u32(view, (uintptr_t)descriptors + PLAYER_GUILD_ID_OFF, &guild_id) && guild_id && - resolve_guild_name(view, guild_id, output, output_size)) { - return; - } - - output[0] = 0; - guild_id = 0; - if (memory_u32(view, player_object + PLAYER_INFO_OFF, &player_info) && - user_address((uintptr_t)player_info) && - memory_u32(view, (uintptr_t)player_info + PLAYER_INFO_GUILD_KEY_OFF, &guild_id) && - guild_id) { - resolve_guild_name(view, guild_id, output, output_size); - } -} - -static int read_local_player(const MemoryView *view, CharacterSnapshot *snapshot) { - uint32_t manager = 0, current = 0, initial_first = 0; - uint64_t wanted_guid = 0; - unsigned visited = 0u; - - if (!view || !snapshot || !object_manager_pointer(view, &manager)) return 0; - if (!stable_local_guid(view, manager, &wanted_guid)) return 0; - if (!memory_u32(view, (uintptr_t)manager + OM_FIRST_OBJECT_OFF, ¤t) || - !user_address((uintptr_t)current)) return 0; - initial_first = current; - - while (user_address((uintptr_t)current) && !(current & 1u) && visited++ < MAX_OBJECT_VISITS) { - uint32_t current_first = 0, object_type = 0, descriptors = 0, next = 0; - uint64_t object_guid = 0; - - if (!memory_u32(view, (uintptr_t)manager + OM_FIRST_OBJECT_OFF, ¤t_first) || - current_first != initial_first) return 0; - if (!memory_u32(view, (uintptr_t)current + OBJECT_TYPE_OFF, &object_type)) return 0; - - if (object_type == PLAYER_OBJECT_TYPE && - memory_u64(view, (uintptr_t)current + OBJECT_GUID_OFF, &object_guid) && - object_guid == wanted_guid && - memory_u32(view, (uintptr_t)current + OBJECT_DESCRIPTORS_OFF, &descriptors) && - user_address((uintptr_t)descriptors)) { - uint32_t level = 0, bytes0 = 0; - if (memory_u32(view, (uintptr_t)descriptors + UNIT_LEVEL_OFF, &level) && - level >= 1u && level <= 80u) { - snapshot->level = level; - } - if (memory_u32(view, (uintptr_t)descriptors + UNIT_BYTES0_OFF, &bytes0)) { - snapshot->race_id = bytes0 & 0xFFu; - snapshot->class_id = (bytes0 >> 8) & 0xFFu; - } - read_player_guild(view, (uintptr_t)current, descriptors, - snapshot->guild, sizeof(snapshot->guild)); - return 1; - } - - if (!memory_u32(view, (uintptr_t)current + OBJECT_NEXT_OFF, &next) || - next == current || !user_address((uintptr_t)next)) return 0; - current = next; - } - return 0; -} - -static void collect_character_snapshot(CharacterSnapshot *snapshot) { - MemoryView view; - DWORD now; - int have_name, have_zone; - if (!snapshot) return; - memset(snapshot, 0, sizeof(*snapshot)); - memory_view_init(&view); - - have_name = first_text_match(&view, kPlayerNameLocations, snapshot->name, - sizeof(snapshot->name), NAME_LIMIT, valid_player_name); - have_zone = first_text_match(&view, kZoneNameLocations, snapshot->zone, - sizeof(snapshot->zone), ZONE_LIMIT, valid_zone_name); - snapshot->in_world = have_name && have_zone; - - now = GetTickCount(); - if (!snapshot->in_world) { - gWorldReadySince = 0; - return; - } - - if (!gWorldReadySince) gWorldReadySince = now ? now : 1u; - if ((DWORD)(now - gWorldReadySince) < WORLD_SETTLE_MS) return; - read_local_player(&view, snapshot); -} - -static int game_folder(char *output, size_t output_size) { - char path[MAX_PATH]; - char *separator; - size_t length; - if (!output || output_size < 4u) return 0; - if (!GetModuleFileNameA(NULL, path, MAX_PATH)) return 0; - separator = strrchr(path, '\\'); - if (!separator) separator = strrchr(path, '/'); - if (!separator) return 0; - *separator = 0; - length = strlen(path); - if (length + 1u > output_size) return 0; - memcpy(output, path, length + 1u); - return 1; -} - -static int support_folder(char *output, size_t output_size) { - char root[MAX_PATH], parent[MAX_PATH]; - int count; - if (!game_folder(root, sizeof(root))) return 0; - count = _snprintf(parent, sizeof(parent), "%s\\.modernization_tool", root); - parent[sizeof(parent) - 1] = 0; - if (count < 0 || (size_t)count >= sizeof(parent)) return 0; - CreateDirectoryA(parent, NULL); - - count = _snprintf(output, output_size, "%s\\DiscordPresence", parent); - if (output_size) output[output_size - 1] = 0; - if (count < 0 || (size_t)count >= output_size) return 0; - CreateDirectoryA(output, NULL); - return 1; -} - -static int support_path(char *output, size_t output_size, const char *file_name) { - char folder[MAX_PATH]; - int count; - if (!file_name || !support_folder(folder, sizeof(folder))) return 0; - count = _snprintf(output, output_size, "%s\\%s", folder, file_name); - if (output_size) output[output_size - 1] = 0; - return count >= 0 && (size_t)count < output_size; -} - -static unsigned load_share_mask(void) { - char path[MAX_PATH], text[32]; - HANDLE file; - DWORD read_count = 0; - char *end = NULL; - unsigned long value; - memset(text, 0, sizeof(text)); - - if (!support_path(path, sizeof(path), "discord_broadcast_flags")) return SHARE_ALL; - file = CreateFileA(path, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE, - NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); - if (file == INVALID_HANDLE_VALUE) return SHARE_ALL; - if (!ReadFile(file, text, sizeof(text) - 1u, &read_count, NULL) || !read_count) { - CloseHandle(file); - return SHARE_ALL; - } - CloseHandle(file); - text[read_count < sizeof(text) ? read_count : sizeof(text) - 1u] = 0; - value = strtoul(text, &end, 10); - if (end == text) return SHARE_ALL; - return (unsigned)(value & SHARE_ALL); -} - -static void json_quote_text(const char *source, char *output, size_t output_size) { - size_t read_index = 0u, write_index = 0u; - if (!output || !output_size) return; - output[0] = 0; - - while (source && source[read_index] && write_index + 1u < output_size) { - unsigned char ch = (unsigned char)source[read_index++]; - if (ch == '"' || ch == '\\') { - if (write_index + 2u >= output_size) break; - output[write_index++] = '\\'; - output[write_index++] = (char)ch; - } else if (ch >= 32u && ch < 127u) { - output[write_index++] = (char)ch; - } - } - output[write_index] = 0; -} - -static int replace_text_file_atomically(const char *file_name, const char *contents) { - char destination[MAX_PATH], temporary[MAX_PATH]; - HANDLE file; - DWORD length, written = 0; - int count; - - if (!file_name || !contents || !support_path(destination, sizeof(destination), file_name)) return 0; - count = _snprintf(temporary, sizeof(temporary), "%s.tmp", destination); - temporary[sizeof(temporary) - 1] = 0; - if (count < 0 || (size_t)count >= sizeof(temporary)) return 0; - - file = CreateFileA(temporary, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, - FILE_ATTRIBUTE_NORMAL, NULL); - if (file == INVALID_HANDLE_VALUE) return 0; - length = (DWORD)strlen(contents); - if (!WriteFile(file, contents, length, &written, NULL) || written != length) { - CloseHandle(file); - DeleteFileA(temporary); - return 0; - } - FlushFileBuffers(file); - CloseHandle(file); - - if (!MoveFileExA(temporary, destination, - MOVEFILE_REPLACE_EXISTING | MOVEFILE_WRITE_THROUGH)) { - DeleteFileA(temporary); - return 0; - } - return 1; -} - -static void publish_fault_snapshot(void) { - replace_text_file_atomically( - "discord_wow_status.json", - "{\"v\":1,\"ts\":0,\"ok\":false,\"in_world\":false,\"name\":\"\"," - "\"zone\":\"\",\"level\":0,\"faction\":\"\",\"class\":\"\"," - "\"guild\":\"\",\"race\":\"\",\"build\":5875,\"err\":\"fault\"}"); -} - -static void publish_character_snapshot(void) { - CharacterSnapshot snapshot; - unsigned mask; - char safe_name[NAME_LIMIT * 2u + 8u]; - char safe_zone[ZONE_LIMIT * 2u + 8u]; - char safe_guild[GUILD_LIMIT * 2u + 8u]; - char json[JSON_BUFFER_SIZE]; - const char *race_text, *class_text, *faction_text; - - collect_character_snapshot(&snapshot); - mask = load_share_mask(); - race_text = snapshot.in_world ? label_for_id(kRaceLabels, snapshot.race_id) : ""; - class_text = (snapshot.in_world && (mask & SHARE_CLASS)) - ? label_for_id(kClassLabels, snapshot.class_id) : ""; - faction_text = (snapshot.in_world && (mask & SHARE_FACTION)) - ? faction_for_race(snapshot.race_id) : ""; - - json_quote_text((mask & SHARE_NAME) ? snapshot.name : "", safe_name, sizeof(safe_name)); - json_quote_text((mask & SHARE_ZONE) ? snapshot.zone : "", safe_zone, sizeof(safe_zone)); - json_quote_text((mask & SHARE_GUILD) ? snapshot.guild : "", safe_guild, sizeof(safe_guild)); - - _snprintf( - json, sizeof(json), - "{\"v\":1,\"ts\":%ld,\"ok\":%s,\"in_world\":%s," - "\"name\":\"%s\",\"zone\":\"%s\",\"level\":%u," - "\"faction\":\"%s\",\"class\":\"%s\",\"guild\":\"%s\"," - "\"race\":\"%s\",\"build\":5875,\"err\":\"%s\"}", - (long)time(NULL), - snapshot.in_world ? "true" : "false", - snapshot.in_world ? "true" : "false", - safe_name, - safe_zone, - (snapshot.in_world && (mask & SHARE_LEVEL)) ? snapshot.level : 0u, - faction_text, - class_text, - safe_guild, - race_text, - snapshot.in_world ? "" : "offsets"); - json[sizeof(json) - 1] = 0; - replace_text_file_atomically("discord_wow_status.json", json); -} - -static int launch_discord_companion(void) { - char root[MAX_PATH], executable[MAX_PATH], command[MAX_PATH * 2u]; - STARTUPINFOA startup; - PROCESS_INFORMATION process; - DWORD attributes; - int count; - - if (!game_folder(root, sizeof(root))) return 0; - count = _snprintf(executable, sizeof(executable), "%s\\DiscordPresence.exe", root); - executable[sizeof(executable) - 1] = 0; - if (count < 0 || (size_t)count >= sizeof(executable)) return 0; - - attributes = GetFileAttributesA(executable); - if (attributes == INVALID_FILE_ATTRIBUTES || (attributes & FILE_ATTRIBUTE_DIRECTORY)) return 0; - - count = _snprintf(command, sizeof(command), "\"%s\" --pid %lu", - executable, (unsigned long)GetCurrentProcessId()); - command[sizeof(command) - 1] = 0; - if (count < 0 || (size_t)count >= sizeof(command)) return 0; - - memset(&startup, 0, sizeof(startup)); - memset(&process, 0, sizeof(process)); - startup.cb = sizeof(startup); - startup.dwFlags = STARTF_USESHOWWINDOW; - startup.wShowWindow = SW_HIDE; - - if (!CreateProcessA(executable, command, NULL, NULL, FALSE, CREATE_NO_WINDOW, - NULL, root, &startup, &process)) { - return 0; - } - CloseHandle(process.hThread); - CloseHandle(process.hProcess); - return 1; -} - -static DWORD WINAPI presence_worker(LPVOID parameter) { - int companion_running = 0; - (void)parameter; - - if (WaitForSingleObject(gStopEvent, STARTUP_WAIT_MS) != WAIT_TIMEOUT) return 0; - do { -#ifdef _MSC_VER - __try { - publish_character_snapshot(); - } __except (EXCEPTION_EXECUTE_HANDLER) { - publish_fault_snapshot(); - } -#else - publish_character_snapshot(); -#endif - if (!companion_running) companion_running = launch_discord_companion(); - } while (WaitForSingleObject(gStopEvent, SAMPLE_PERIOD_MS) == WAIT_TIMEOUT); - return 0; -} - -BOOL WINAPI DllMain(HINSTANCE module, DWORD reason, LPVOID reserved) { - (void)reserved; - if (reason == DLL_PROCESS_ATTACH) { - DisableThreadLibraryCalls(module); - gStopEvent = CreateEventA(NULL, TRUE, FALSE, NULL); - if (gStopEvent) gWorkerThread = CreateThread(NULL, 0, presence_worker, NULL, 0, NULL); - } else if (reason == DLL_PROCESS_DETACH) { - if (gStopEvent) SetEvent(gStopEvent); - if (gWorkerThread) { - WaitForSingleObject(gWorkerThread, 1500u); - CloseHandle(gWorkerThread); - gWorkerThread = NULL; - } - if (gStopEvent) { - CloseHandle(gStopEvent); - gStopEvent = NULL; - } - } - return TRUE; -}