hooks.c

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#include "hooks_private.h"
#include "sidecar_private.h"
 
#include <dttr_pcdogs.h>
 
static DTTR_Core_PatchGroup *game_targets;
 
// Installs the game-level patch group and clears cleanup state if any required hook
// fails.
bool dttr_game_hooks_init(const DTTR_Mods_Context *ctx) {
    const DTTR_PCDOGS_T_Patch_Spec game_patches[] = {
        DTTR_PCDOGS_F_File_Open->PatchSpec(true, dttr_crt_hook_open_file_callback, NULL),
        DTTR_PCDOGS_F_Title_CleanupScreenResources->PatchSpec(
            true,
            dttr_hook_cleanup_title_resources_callback,
            &dttr_hook_cleanup_title_resources_original
        ),
        DTTR_PCDOGS_PATCH_SPEC_AOB_REL32_JMP(
            false,
            "51 8D 44 24 ?? 57",
            0,
            dttr_hook_resolve_pcdogs_path_callback
        ),
    };
 
    if (!dttr_sidecar_install_pcdogs_patch_group(
            ctx,
            "sidecar/game",
            game_patches,
            DTTR_ARRAY_COUNT(game_patches),
            &game_targets
        )) {
        dttr_hook_cleanup_title_resources_original = NULL;
        return false;
    }
 
    return true;
}
 
// Releases all game-level patches and drops the saved cleanup callback pointer.
void dttr_game_hooks_cleanup(const DTTR_Mods_Context *) {
    DTTR_Core_PatchGroupRelease(&game_targets);
    dttr_hook_cleanup_title_resources_original = NULL;
}