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Fetch view angles offset

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This commit is contained in:
a2x 2023-09-09 02:56:47 +10:00
parent 24d56461ff
commit b6b8ee2fde
7 changed files with 47 additions and 14 deletions
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3
generated/offsets.cs
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@ -1,5 +1,6 @@
public static class client.dll {
public static class client_dll {
public const ulong entity_list = 0x1623bb8;
public const ulong local_player_controller = 0x1714290;
public const ulong view_angles = 0x1773ab0;
public const ulong view_matrix = 0x1714d00;
}

3
generated/offsets.hpp
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@ -2,8 +2,9 @@
#include <cstddef>
namespace client.dll {
namespace client_dll {
constexpr std::ptrdiff_t entity_list = 0x1623bb8;
constexpr std::ptrdiff_t local_player_controller = 0x1714290;
constexpr std::ptrdiff_t view_angles = 0x1773ab0;
constexpr std::ptrdiff_t view_matrix = 0x1714d00;
}

3
generated/offsets.json
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@ -1,7 +1,8 @@
{
"client.dll": {
"client_dll": {
"entity_list": 23215032,
"local_player_controller": 24199824,
"view_angles": 24591024,
"view_matrix": 24202496
}
}

3
generated/offsets.rs
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@ -1,6 +1,7 @@
#[allow(non_snake_case, non_upper_case_globals)]
pub mod client.dll {
pub mod client_dll {
pub const entity_list: usize = 0x1623bb8;
pub const local_player_controller: usize = 0x1714290;
pub const view_angles: usize = 0x1773ab0;
pub const view_matrix: usize = 0x1714d00;
}

2
include/process.hpp
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@ -11,6 +11,8 @@ namespace process {
[[nodiscard]] std::optional<std::uintptr_t> get_module_base(std::string_view module_name) noexcept;
[[nodiscard]] std::optional<std::uintptr_t> resolve_jmp(std::uintptr_t address) noexcept;
[[nodiscard]] std::optional<std::uintptr_t> resolve_rip_relative_address(std::uintptr_t address) noexcept;
bool read_memory(std::uintptr_t address, void* buffer, std::size_t size) noexcept;

41
src/main.cpp
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@ -88,34 +88,48 @@ void generate_files_for_type_scope(const sdk::CSchemaSystemTypeScope* type_scope
}
}
std::uint64_t get_entity_list() noexcept {
std::optional<std::uint64_t> get_entity_list() noexcept {
const std::optional<std::uint64_t> address = process::find_pattern("client.dll", "48 8B 0D ? ? ? ? 48 89 7C 24 ? 8B FA C1 EB");
if (!address.has_value())
return 0;
return std::nullopt;
return process::resolve_rip_relative_address(address.value()).value_or(0);
}
std::uint64_t get_local_player() noexcept {
std::optional<std::uint64_t> get_local_player() noexcept {
std::optional<std::uint64_t> address = process::find_pattern("client.dll", "48 8B 0D ? ? ? ? F2 0F 11 44 24 ? F2 41 0F 10 00");
if (!address.has_value())
return 0;
return std::nullopt;
address = process::resolve_rip_relative_address(address.value());
if (!address.has_value())
return 0;
return std::nullopt;
return process::read_memory<std::uint64_t>(address.value()) + 0x50;
}
std::uint64_t get_view_matrix() noexcept {
std::optional<std::uint64_t> get_view_angles() noexcept {
std::optional<std::uint64_t> address = process::find_pattern("client.dll", "48 8B 0D ? ? ? ? 48 8B 01 48 FF 60 30");
if (!address.has_value())
return std::nullopt;
address = process::resolve_rip_relative_address(address.value());
if (!address.has_value())
return std::nullopt;
return process::read_memory<std::uint64_t>(address.value()) + 0x4510;
}
std::optional<std::uint64_t> get_view_matrix() noexcept {
const std::optional<std::uint64_t> address = process::find_pattern("client.dll", "48 8D 0D ? ? ? ? 48 C1 E0 06");
if (!address.has_value())
return 0;
return std::nullopt;
return process::resolve_rip_relative_address(address.value()).value_or(0);
}
@ -129,18 +143,25 @@ void fetch_offsets() noexcept {
return;
}
const std::uint64_t entity_list_rva = get_entity_list() - client_base.value();
const std::uint64_t local_player_controller_rva = get_local_player() - client_base.value();
const std::uint64_t view_matrix_rva = get_view_matrix() - client_base.value();
const auto get_client_rva = [&client_base](const std::uint64_t address) -> std::uint64_t {
return address - client_base.value();
};
const std::uint64_t entity_list_rva = get_client_rva(get_entity_list().value_or(0));
const std::uint64_t local_player_controller_rva = get_client_rva(get_local_player().value_or(0));
const std::uint64_t view_angles_rva = get_client_rva(get_view_angles().value_or(0));
const std::uint64_t view_matrix_rva = get_client_rva(get_view_matrix().value_or(0));
spdlog::info("entity list: {:#x}", entity_list_rva);
spdlog::info("local player controller: {:#x}", local_player_controller_rva);
spdlog::info("view angles: {:#x}", view_angles_rva);
spdlog::info("view matrix: {:#x}", view_matrix_rva);
const Entries entries = {
{ "client_dll", {
{ "entity_list", entity_list_rva },
{ "local_player_controller", local_player_controller_rva },
{ "view_angles", view_angles_rva },
{ "view_matrix", view_matrix_rva }
} }
};

6
src/process.cpp
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@ -136,6 +136,12 @@ namespace process {
return std::nullopt;
}
std::optional<std::uintptr_t> resolve_jmp(const std::uintptr_t address) noexcept {
const auto displacement = read_memory<std::int32_t>(address + 0x1);
return address + displacement + 0x5;
}
std::optional<std::uintptr_t> resolve_rip_relative_address(const std::uintptr_t address) noexcept {
const auto displacement = read_memory<std::int32_t>(address + 0x3);