Get rid of windows.h

1 files changed, 51 insertions, 5 deletions

diff --git a/src/utils.c b/src/utils.c
index 729b74d..d512238 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -1,6 +1,52 @@
 #include "utils.h"
 
-#include <Windows.h>
+// =======================
+// ====== windows.h ======
+// =======================
+typedef struct _PROCESS_INFORMATION {
+    void* hProcess;
+    void* hThread;
+    u32 dwProcessId;
+    u32 dwThreadId;
+} PROCESS_INFORMATION, *PPROCESS_INFORMATION, *LPPROCESS_INFORMATION;
+
+typedef struct _OVERLAPPED {
+    u32* Internal;
+    u32* InternalHigh;
+    union {
+        struct {
+            u32 Offset;
+            u32 OffsetHigh;
+        } DUMMYSTRUCTNAME;
+        void* Pointer;
+    } DUMMYUNIONNAME;
+
+    void*  hEvent;
+} OVERLAPPED, *LPOVERLAPPED;
+
+#define SUCCEEDED(hr) (((i32)(hr)) >= 0)
+
+#if _MSC_VER
+    #define va_start(ap, x) ((void)(__va_start(&ap, x)))
+    #define va_arg(ap, t)                                                       \
+        ((sizeof(t) > sizeof(__int64) || (sizeof(t) & (sizeof(t) - 1)) != 0)    \
+            ? **(t**)((ap += sizeof(__int64)) - sizeof(__int64))                \
+            :  *(t* )((ap += sizeof(__int64)) - sizeof(__int64)))
+    #define va_end(ap)        ((void)(ap = (va_list)0))
+#endif
+
+#define STD_INPUT_HANDLE    ((u32)-10)
+#define STD_OUTPUT_HANDLE   ((u32)-11)
+#define STD_ERROR_HANDLE    ((u32)-12)
+
+extern void* GetStdHandle(u32 nStdHandle);
+
+extern i32 WriteFile(void* hFile, const void* lpBuffer, u32 nNumberOfBytesToWrite, u32* lpNumberOfBytesWritten, LPOVERLAPPED lpOverlapped);
+
+extern i32 ReadProcessMemory(void* hProcess, const void* lpBaseAddress, void* lpBuffer, size_t nSize, size_t* lpNumberOfBytesRead);
+// ========================
+// ====== !windows.h ======
+// ========================
 
 u8 is_alpha(char c) {
     return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z');
@@ -211,8 +257,8 @@ void print(const char* format, ...) {
 
                 cur_char += str_len;
             } else if(*cur_fmt == 'b') {
-                u8 number = va_arg(args, u8);
-                u32 str_len = 8U - __lzcnt(number);
+                u64 number = va_arg(args, u64);
+                u32 str_len = 64U - __lzcnt(number);
 
                 i64 relative_fill_count = fill_count - str_len;
                 if (relative_fill_count > 1) {
@@ -283,7 +329,7 @@ void print(const char* format, ...) {
     }
     va_end(args);
 
-    HANDLE standard_err = GetStdHandle(STD_ERROR_HANDLE);
+    void* standard_err = GetStdHandle(STD_ERROR_HANDLE);
     SUCCEEDED(WriteFile(standard_err, formatted_str, (u32)(cur_char - formatted_str), NULL, NULL));
 }
 
@@ -292,7 +338,7 @@ u8 read_memory(const void* addr, void* buffer, size_t size) {
     extern PROCESS_INFORMATION proc_info;
 
     size_t b_read = 0U;
-    HRESULT hr = ReadProcessMemory(proc_info.hProcess, addr, buffer, size, &b_read);
+    i32 hr = ReadProcessMemory(proc_info.hProcess, addr, buffer, size, &b_read);
 
     return hr > 0 && b_read == size;
 }