From 853fa4eed241cdd87b8c2d2e60cf755509d9a184 Mon Sep 17 00:00:00 2001
From: spicyjpeg <88942473+spicyjpeg@users.noreply.github.com>
Date: Thu, 18 Nov 2021 17:25:58 +0100
Subject: sprintf improvements, added new _mem_init, GetSystemInfo

---
 libpsn00b/libc/vsprintf.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'libpsn00b/libc/vsprintf.c')

diff --git a/libpsn00b/libc/vsprintf.c b/libpsn00b/libc/vsprintf.c
index 361b24e..0a99dcc 100644
--- a/libpsn00b/libc/vsprintf.c
+++ b/libpsn00b/libc/vsprintf.c
@@ -58,6 +58,15 @@
 	pad_quantity = (pad_quantity - 1) - last; \
 	if(pad_quantity < 0) pad_quantity = 0;
 
+#define calculate_real_padding_bin() \
+	last = 0; \
+	for (x = 0; x < 32; x++) \
+		if((arg >> x) & 1) \
+			last = x; \
+	\
+	pad_quantity = (pad_quantity - 1) - last; \
+	if(pad_quantity < 0) pad_quantity = 0;
+
 #define write_padding() \
 	if(!(flags & SPRINTF_NEGFIELD_FLAG)) \
 		for(x = 0; x < pad_quantity; x++) \
@@ -703,6 +712,9 @@ int vsnprintf(char *string, unsigned int size, const char *fmt, va_list ap)
 					//else
 					//	arg = va_arg(ap, unsigned long long);
 				
+					calculate_real_padding_bin();
+					write_padding();
+
 					for(x=31;x>=0;x--)
 					{
 						y = (arg >> x);
@@ -715,6 +727,8 @@ int vsnprintf(char *string, unsigned int size, const char *fmt, va_list ap)
 							put_in_string(string, ssz, y + '0', string_pos++);	
 					}
 				
+					write_neg_padding();
+				
 					directive_coming = 0;
 				break;
 
-- 
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