jgadget debug improvements (#3000)

include/JSystem/JGadget/std-streambuf.h

@@ -0,0 +1,76 @@
+#ifndef JGADGET_STD_STREAMBUF_H
+#define JGADGET_STD_STREAMBUF_H
+
+#include <dolphin/types.h>
+#include <string.h>
+
+namespace JGadget {
+template <typename T>
+struct TTrait_char {};
+
+template <>
+struct TTrait_char<char> {
+    static int eof() { return -1; }
+    static int to_int_type(char value) { return (int)value; }
+    static char to_char_type(int value) { return (char)value; }
+    static bool eq_int_type(int a, int b) { return a == b; }
+    static size_t length(const char* sz) { return strlen(sz); }
+};
+
+class TStreamBuffer {
+public:
+    TStreamBuffer() {
+        pBase_get_ = NULL;
+        pEnd_get_ = NULL;
+        pCurrent_get_ = NULL;
+        pBase_put_ = NULL;
+        pEnd_put_ = NULL;
+        pCurrent_put_ = NULL;
+    }
+
+    virtual ~TStreamBuffer() = 0;
+
+    int sputc(char param_0) {
+        if (pCurrent_put_ < pEnd_put_) {
+            *pCurrent_put_ = param_0;
+            pCurrent_put_++;
+            return TTrait_char<char>::to_int_type(param_0);
+        } else {
+            return overflow(TTrait_char<char>::to_int_type(param_0));
+        }
+    }
+
+    int sgetc();
+
+    int sbumpc() {
+        if (pCurrent_get_ < pEnd_get_) {
+            int var_r29 = TTrait_char<char>::to_int_type(*pCurrent_get_);
+            pCurrent_get_++;
+            return var_r29;
+        }
+
+        return uflow();
+    }
+
+    int snextc() {
+        int var_r31 = TTrait_char<char>::eof();
+        return TTrait_char<char>::eq_int_type(sbumpc(), var_r31) ? var_r31 : sgetc();
+    }
+
+    virtual void setbuf(char*, s32);
+    virtual s32 sync();
+    virtual int underflow();
+    virtual int uflow();
+    virtual s32 xsputn(const char*, s32);
+    virtual int overflow(int);
+
+    /* 0x04 */ char* pBase_get_;
+    /* 0x08 */ char* pEnd_get_;
+    /* 0x0C */ char* pCurrent_get_;
+    /* 0x10 */ char* pBase_put_;
+    /* 0x14 */ char* pEnd_put_;
+    /* 0x18 */ char* pCurrent_put_;
+};
+}
+
+#endif /* JGADGET_STD_STREAMBUF_H */