Bemanitools v5.26 release

2019-09-27 22:36:50 +02:00
commit cbd7720349
718 changed files with 62731 additions and 0 deletions
@@ -0,0 +1,91 @@
+#define LOG_MODULE "settings-hook"
+
+#include <windows.h>
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "hook/table.h"
+
+#include "util/defs.h"
+#include "util/log.h"
+#include "util/str.h"
+
+/* ------------------------------------------------------------------------- */
+
+static HANDLE STDCALL my_CreateFileA(
+        LPCSTR lpFileName,
+        DWORD dwDesiredAccess,
+        DWORD dwShareMode,
+        LPSECURITY_ATTRIBUTES lpSecurityAttributes,
+        DWORD dwCreationDisposition,
+        DWORD dwFlagsAndAttributes,
+        HANDLE hTemplateFile);
+
+static HANDLE (STDCALL *real_CreateFileA)(
+        LPCSTR lpFileName,
+        DWORD dwDesiredAccess,
+        DWORD dwShareMode,
+        LPSECURITY_ATTRIBUTES lpSecurityAttributes,
+        DWORD dwCreationDisposition,
+        DWORD dwFlagsAndAttributes,
+        HANDLE hTemplateFile);
+
+/* ------------------------------------------------------------------------- */
+
+static const struct hook_symbol settings_hook_syms[] = {
+    {
+        .name       = "CreateFileA",
+        .patch      = my_CreateFileA,
+        .link       = (void **) &real_CreateFileA
+    },
+};
+
+/* ------------------------------------------------------------------------- */
+
+static HANDLE STDCALL my_CreateFileA(
+        LPCSTR lpFileName,
+        DWORD dwDesiredAccess,
+        DWORD dwShareMode,
+        LPSECURITY_ATTRIBUTES lpSecurityAttributes,
+        DWORD dwCreationDisposition,
+        DWORD dwFlagsAndAttributes,
+        HANDLE hTemplateFile)
+{
+    if (    lpFileName != NULL &&
+            lpFileName[0] == 'e' &&
+            lpFileName[1] == ':') {
+        HANDLE handle;
+        char new_path[MAX_PATH];
+
+        strcpy(new_path, lpFileName);
+        new_path[1] = '\\';
+        log_misc("Remapped settings path %s", new_path);
+
+        handle = real_CreateFileA(new_path, dwDesiredAccess, dwShareMode,
+                    lpSecurityAttributes, dwCreationDisposition,
+                    dwFlagsAndAttributes, hTemplateFile);
+
+        return handle;
+    }
+
+    return real_CreateFileA(lpFileName, dwDesiredAccess, dwShareMode,
+                    lpSecurityAttributes, dwCreationDisposition,
+                    dwFlagsAndAttributes, hTemplateFile);
+}
+
+
+/* ------------------------------------------------------------------------- */
+
+void settings_hook_init(void)
+{
+    hook_table_apply(
+            NULL,
+            "kernel32.dll",
+            settings_hook_syms,
+            lengthof(settings_hook_syms));
+
+    log_info("Inserted settings hooks");
+}