sprintf OK (#57)

* sprintf OK

* format

* refactor

1 files changed, 30 insertions, 0 deletions

diff --git a/src/boot/libc64/sprintf.c b/src/boot/libc64/sprintf.c
new file mode 100644
index 0000000..6b05ce9
--- /dev/null
+++ b/src/boot/libc64/sprintf.c
@@ -0,0 +1,30 @@
+#include "libc64/sprintf.h"
+#include "lib/ultralib/include/ido/memory.h"
+#include "lib/ultralib/src/libc/xstdio.h"
+
+void* proutPrintf(void* dst, const char* fmt, size_t size) {
+    return (void*)((u8*)memcpy(dst, fmt, size) + size);
+}
+
+int vsprintf(char* dst, char* fmt, va_list args) {
+    s32 ret = _Printf((outfun*)proutPrintf, dst, fmt, args);
+
+    if (ret >= 0) {
+        dst[ret] = '\0';
+    }
+    return ret;
+}
+int sprintf(char* s, const char* fmt, ...) {
+    s32 ret;
+    va_list args;
+    va_start(args, fmt);
+
+    ret = _Printf((outfun*)proutPrintf, s, fmt, args);
+    if (ret >= 0) {
+        s[ret] = '\0';
+    }
+
+    va_end(args);
+
+    return ret;
+}