pcdogs_symbols.c File Reference

#include <dttr_pcdogs.h>
#include "core_internal.h"

Go to the source code of this file.

Functions
static void	patch_report_init (DTTR_PCDOGS_T_Patch_Report *report)
static void	patch_report_fail (DTTR_PCDOGS_T_Patch_Report *report, size_t index, DTTR_Result result)
static uintptr_t	function_address_at (uint32_t index)
static uintptr_t	global_address_at (uint32_t index)
static DTTR_Result	resolve_symbol (const DTTR_Core_Context *ctx, uint32_t id, uint32_t count, uintptr_t(*address_at)(uint32_t index), uintptr_t *out_addr, const char *invalid_message, const char *not_found_message)
DTTR_Result	DTTR_PCDOGS_SymbolFunctionResolve (const DTTR_Core_Context *ctx, DTTR_PCDOGS_T_Symbol_Function_ID id, uintptr_t *out_addr)
DTTR_Result	DTTR_PCDOGS_FunctionResolve (const DTTR_Core_Context *ctx, DTTR_PCDOGS_T_Function_ID id, uintptr_t *out_addr)
DTTR_Result	DTTR_PCDOGS_SymbolDataResolve (const DTTR_Core_Context *ctx, DTTR_PCDOGS_T_Symbol_Data_ID id, uintptr_t *out_addr)
DTTR_Result	DTTR_PCDOGS_DataResolve (const DTTR_Core_Context *ctx, DTTR_PCDOGS_T_Data_ID id, uintptr_t *out_addr)
DTTR_Result	DTTR_PCDOGS_Hook_DataPointer (const DTTR_Core_Context *ctx, DTTR_PCDOGS_T_Data_ID id, void *new_value, void **out_original, DTTR_Core_Hook **out_hook)
static DTTR_Result	patch_group_hook_symbol_function (DTTR_Core_PatchGroup *group, DTTR_PCDOGS_T_Symbol_Function_ID id, void *detour, void **out_original)
DTTR_Result	DTTR_PCDOGS_PatchGroup_HookFunction (DTTR_Core_PatchGroup *group, DTTR_PCDOGS_T_Function_ID id, void *detour, void **out_original)
DTTR_Result	DTTR_PCDOGS_PatchGroup_HookDataPointer (DTTR_Core_PatchGroup *group, DTTR_PCDOGS_T_Data_ID id, void *new_value, void **out_original)
static DTTR_Result	patch_spec_target (const DTTR_PCDOGS_T_Patch_Spec *spec, DTTR_Core_TargetSpec *out_target)
static DTTR_Result	patch_spec_install (DTTR_Core_PatchGroup *group, const DTTR_PCDOGS_T_Patch_Spec *spec)
DTTR_Result	DTTR_PCDOGS_PatchGroup_Install (const DTTR_Core_Context *ctx, const DTTR_PCDOGS_T_Patch_Spec *specs, size_t spec_count, DTTR_Core_PatchGroup **out_group, DTTR_PCDOGS_T_Patch_Report *out_report)

Function Documentation

DTTR_PCDOGS_DataResolve()

DTTR_Result DTTR_PCDOGS_DataResolve	(	const DTTR_Core_Context *	ctx,
		DTTR_PCDOGS_T_Data_ID	id,
		uintptr_t *	out_addr )

Definition at line 101 of file pcdogs_symbols.c.

References ctx, dttr_core_result(), DTTR_ERR_INVALID_ARGUMENT, DTTR_PCDOGS_DataSymbolID(), and DTTR_PCDOGS_SymbolDataResolve().

Referenced by DTTR_PCDOGS_Hook_DataPointer(), and DTTR_PCDOGS_PatchGroup_HookDataPointer().

DTTR_PCDOGS_FunctionResolve()

DTTR_Result DTTR_PCDOGS_FunctionResolve	(	const DTTR_Core_Context *	ctx,
		DTTR_PCDOGS_T_Function_ID	id,
		uintptr_t *	out_addr )

Definition at line 69 of file pcdogs_symbols.c.

References ctx, dttr_core_result(), DTTR_ERR_INVALID_ARGUMENT, DTTR_PCDOGS_FunctionSymbolID(), and DTTR_PCDOGS_SymbolFunctionResolve().

Referenced by resolve_toc().

DTTR_PCDOGS_Hook_DataPointer()

DTTR_Result DTTR_PCDOGS_Hook_DataPointer	(	const DTTR_Core_Context *	ctx,
		DTTR_PCDOGS_T_Data_ID	id,
		void *	new_value,
		void **	out_original,
		DTTR_Core_Hook **	out_hook )

Definition at line 117 of file pcdogs_symbols.c.

References ctx, DTTR_Core_HookPointer(), dttr_core_result(), DTTR_ERR_INVALID_ARGUMENT, DTTR_PCDOGS_DataResolve(), DTTR_ResultOK(), and NULL.

DTTR_PCDOGS_PatchGroup_HookDataPointer()

DTTR_Result DTTR_PCDOGS_PatchGroup_HookDataPointer	(	DTTR_Core_PatchGroup *	group,
		DTTR_PCDOGS_T_Data_ID	id,
		void *	new_value,
		void **	out_original )

Definition at line 199 of file pcdogs_symbols.c.

References ctx, dttr_core_patch_group_context(), DTTR_Core_PatchGroupHookPointer(), dttr_core_result(), DTTR_ERR_INVALID_ARGUMENT, DTTR_PCDOGS_DataResolve(), DTTR_ResultOK(), and NULL.

Referenced by patch_spec_install().

DTTR_PCDOGS_PatchGroup_HookFunction()

DTTR_Result DTTR_PCDOGS_PatchGroup_HookFunction	(	DTTR_Core_PatchGroup *	group,
		DTTR_PCDOGS_T_Function_ID	id,
		void *	detour,
		void **	out_original )

Definition at line 182 of file pcdogs_symbols.c.

References dttr_core_result(), DTTR_ERR_INVALID_ARGUMENT, DTTR_PCDOGS_FunctionSymbolID(), and patch_group_hook_symbol_function().

Referenced by patch_spec_install().

DTTR_PCDOGS_PatchGroup_Install()

DTTR_Result DTTR_PCDOGS_PatchGroup_Install	(	const DTTR_Core_Context *	ctx,
		const DTTR_PCDOGS_T_Patch_Spec *	specs,
		size_t	spec_count,
		DTTR_Core_PatchGroup **	out_group,
		DTTR_PCDOGS_T_Patch_Report *	out_report )

Definition at line 325 of file pcdogs_symbols.c.

References DTTR_PCDOGS_T_Patch_Report::attempted, cleanup(), ctx, DTTR_Core_PatchGroupCreate(), DTTR_Core_PatchGroupRelease(), dttr_core_result(), DTTR_ERR_ALREADY_INSTALLED, DTTR_ERR_INVALID_ARGUMENT, DTTR_ERR_NOT_FOUND, DTTR_ERR_UNSUPPORTED, DTTR_OK, DTTR_ResultOK(), DTTR_PCDOGS_T_Patch_Report::installed, NULL, patch_report_fail(), patch_report_init(), patch_spec_install(), DTTR_PCDOGS_T_Patch_Report::skipped_optional, and DTTR_Result::status.

Referenced by dttr_sidecar_install_pcdogs_patch_group().

DTTR_PCDOGS_SymbolDataResolve()

DTTR_Result DTTR_PCDOGS_SymbolDataResolve	(	const DTTR_Core_Context *	ctx,
		DTTR_PCDOGS_T_Symbol_Data_ID	id,
		uintptr_t *	out_addr )

Definition at line 85 of file pcdogs_symbols.c.

References ctx, DTTR_PCDOGS_SYMBOL_DATA_COUNT, global_address_at(), and resolve_symbol().

Referenced by DTTR_PCDOGS_DataResolve().

DTTR_PCDOGS_SymbolFunctionResolve()

DTTR_Result DTTR_PCDOGS_SymbolFunctionResolve	(	const DTTR_Core_Context *	ctx,
		DTTR_PCDOGS_T_Symbol_Function_ID	id,
		uintptr_t *	out_addr )

Definition at line 53 of file pcdogs_symbols.c.

References ctx, DTTR_PCDOGS_SYMBOL_FUNCTION_COUNT, function_address_at(), and resolve_symbol().

Referenced by DTTR_PCDOGS_FunctionResolve(), and patch_group_hook_symbol_function().

function_address_at()

uintptr_t function_address_at ( uint32_t index )

static

Definition at line 19 of file pcdogs_symbols.c.

References DTTR_PCDOGS_T_Symbol_Function::address, and DTTR_PCDOGS_SymbolFunctionAt().

Referenced by DTTR_PCDOGS_SymbolFunctionResolve().

global_address_at()

uintptr_t global_address_at ( uint32_t index )

static

Definition at line 24 of file pcdogs_symbols.c.

References DTTR_PCDOGS_T_Symbol_Data::address, and DTTR_PCDOGS_SymbolDataAt().

Referenced by DTTR_PCDOGS_SymbolDataResolve().

patch_group_hook_symbol_function()

DTTR_Result patch_group_hook_symbol_function ( DTTR_Core_PatchGroup * group, DTTR_PCDOGS_T_Symbol_Function_ID id, void * detour, void ** out_original )

static

Definition at line 144 of file pcdogs_symbols.c.

References DTTR_PCDOGS_T_Symbol_Function::callable, ctx, dttr_core_patch_group_context(), DTTR_Core_PatchGroupHookFunction(), dttr_core_result(), DTTR_ERR_INVALID_ARGUMENT, DTTR_ERR_UNSUPPORTED, DTTR_PCDOGS_HOOK_REL32, DTTR_PCDOGS_SymbolFunctionAt(), DTTR_PCDOGS_SymbolFunctionResolve(), DTTR_ResultOK(), DTTR_PCDOGS_T_Symbol_Function::hook_kind, NULL, and DTTR_PCDOGS_T_Symbol_Function::patch_size.

Referenced by DTTR_PCDOGS_PatchGroup_HookFunction().

patch_report_fail()

void patch_report_fail ( DTTR_PCDOGS_T_Patch_Report * report, size_t index, DTTR_Result result )

static

Definition at line 11 of file pcdogs_symbols.c.

References dttr_core_report_fail().

Referenced by DTTR_PCDOGS_PatchGroup_Install().

patch_report_init()

void patch_report_init ( DTTR_PCDOGS_T_Patch_Report * report )

static

Definition at line 7 of file pcdogs_symbols.c.

References dttr_core_report_init().

Referenced by DTTR_PCDOGS_PatchGroup_Install().

patch_spec_install()

DTTR_Result patch_spec_install ( DTTR_Core_PatchGroup * group, const DTTR_PCDOGS_T_Patch_Spec * spec )

static

Definition at line 268 of file pcdogs_symbols.c.

References DTTR_PCDOGS_T_Patch_Spec::detour, DTTR_Core_PatchGroupInstallTargets(), dttr_core_result(), DTTR_ERR_NOT_FOUND, DTTR_ERR_UNSUPPORTED, DTTR_OK, DTTR_PCDOGS_PATCH_ADDRESS_BYTES, DTTR_PCDOGS_PATCH_AOB_BYTES, DTTR_PCDOGS_PATCH_AOB_REL32_JMP, DTTR_PCDOGS_PATCH_DATA_POINTER_HOOK, DTTR_PCDOGS_PATCH_FUNCTION_HOOK, DTTR_PCDOGS_PATCH_TARGET, DTTR_PCDOGS_PATCH_UNSUPPORTED, DTTR_PCDOGS_PatchGroup_HookDataPointer(), DTTR_PCDOGS_PatchGroup_HookFunction(), DTTR_ResultOK(), DTTR_PCDOGS_T_Patch_Spec::function, DTTR_PCDOGS_T_Patch_Spec::global, DTTR_PCDOGS_T_Patch_Spec::kind, DTTR_PCDOGS_T_Patch_Spec::new_value, DTTR_PCDOGS_T_Patch_Spec::out_original, patch_spec_target(), DTTR_Core_TargetReport::skipped_optional, and target.

Referenced by DTTR_PCDOGS_PatchGroup_Install().

patch_spec_target()

DTTR_Result patch_spec_target ( const DTTR_PCDOGS_T_Patch_Spec * spec, DTTR_Core_TargetSpec * out_target )

static

Definition at line 222 of file pcdogs_symbols.c.

References DTTR_PCDOGS_T_Patch_Spec::address, DTTR_PCDOGS_T_Patch_Spec::aob, DTTR_PCDOGS_T_Patch_Spec::detour, dttr_core_result(), DTTR_ERR_INVALID_ARGUMENT, DTTR_ERR_UNSUPPORTED, DTTR_OK, DTTR_PCDOGS_PATCH_ADDRESS_BYTES, DTTR_PCDOGS_PATCH_AOB_BYTES, DTTR_PCDOGS_PATCH_AOB_REL32_JMP, DTTR_PCDOGS_PATCH_TARGET, DTTR_TARGET_ADDRESS_PATCH, DTTR_TARGET_AOB_PATCH, DTTR_TARGET_AOB_REL32_JMP, DTTR_PCDOGS_T_Patch_Spec::kind, DTTR_PCDOGS_T_Patch_Spec::offset, DTTR_PCDOGS_T_Patch_Spec::patch_bytes, DTTR_PCDOGS_T_Patch_Spec::patch_size, DTTR_PCDOGS_T_Patch_Spec::required, DTTR_PCDOGS_T_Patch_Spec::target, and target.

Referenced by patch_spec_install().

resolve_symbol()

DTTR_Result resolve_symbol ( const DTTR_Core_Context * ctx, uint32_t id, uint32_t count, uintptr_t(* address_at )(uint32_t index), uintptr_t * out_addr, const char * invalid_message, const char * not_found_message )

static

Definition at line 29 of file pcdogs_symbols.c.

References count, ctx, dttr_core_result(), DTTR_ERR_INVALID_ARGUMENT, DTTR_ERR_NOT_FOUND, DTTR_OK, and DTTR_PCDOGS_ResolveAll().

Referenced by DTTR_PCDOGS_SymbolDataResolve(), and DTTR_PCDOGS_SymbolFunctionResolve().