Add output support (broken on esp8266)

3 files changed, 200 insertions, 0 deletions

diff --git a/src/os/main.cc b/src/os/main.cc
index b080185..3e48053 100644
--- a/src/os/main.cc
+++ b/src/os/main.cc
@@ -1,5 +1,6 @@
 #include "arch.h"
 #include "driver/gpio.h"
+#include "driver/stdout.h"
 
 /*
 void check_command(unsigned char argc, char** argv)
@@ -93,7 +94,11 @@ int main(void)
 {
 	arch.setup();
 	gpio.setup();
+	kout.setup();
+
 	gpio.led_on(0);
+	kout << "Hello, World!" << endl;
+
 	arch.idle_loop();
 
 	//uart_setup();
diff --git a/src/os/object/cpp_helpers.cc b/src/os/object/cpp_helpers.cc
new file mode 100644
index 0000000..aad8020
--- /dev/null
+++ b/src/os/object/cpp_helpers.cc
@@ -0,0 +1,4 @@
+extern "C" void __cxa_pure_virtual()
+{
+	//while (1);
+}
diff --git a/src/os/object/outputstream.cc b/src/os/object/outputstream.cc
new file mode 100644
index 0000000..f308b56
--- /dev/null
+++ b/src/os/object/outputstream.cc
@@ -0,0 +1,191 @@
+#include "object/outputstream.h"
+
+OutputStream & OutputStream::operator<<(unsigned char c)
+{
+	put(c);
+	return *this;
+}
+
+OutputStream & OutputStream::operator<<(char c)
+{
+	put(c);
+	return *this;
+}
+
+OutputStream & OutputStream::operator<<(unsigned short number)
+{
+	*this << (unsigned long long)number;
+	return *this;
+}
+
+OutputStream & OutputStream::operator<<(short number)
+{
+	*this << (long long)number;
+	return *this;
+}
+
+OutputStream & OutputStream::operator<<(unsigned int number)
+{
+	*this << (unsigned long long)number;
+	return *this;
+}
+
+OutputStream & OutputStream::operator<<(int number)
+{
+	*this << (long long)number;
+	return *this;
+}
+
+OutputStream & OutputStream::operator<<(unsigned long number)
+{
+	*this << (unsigned long long)number;
+	return *this;
+}
+
+OutputStream & OutputStream::operator<<(long number)
+{
+	*this << (long long)number;
+	return *this;
+}
+
+OutputStream & OutputStream::operator<<(unsigned long long number)
+{
+	switch (base) {
+	case 2:
+		put('0');
+		put('b');
+		break;
+	case 8:
+		put('0');
+		break;
+	case 16:
+		put('0');
+		put('x');
+		break;
+	}
+
+	if (number == 0) {
+		put('0');
+		return *this;
+	}
+
+	signed int i = 0;
+	while (number > 0) {
+		if (base == 16 && number % base > 9) {
+			digit_buffer[i] = 'a' + (number % base) - 10;
+		} else {
+			digit_buffer[i] = '0' + (number % base);
+		}
+		number /= base;
+		i++;
+	}
+	i--;
+	for (; i >= 0; i--) {
+		put(digit_buffer[i]);
+	}
+	return *this;
+
+}
+
+OutputStream & OutputStream::operator<<(long long number)
+{
+	if (number < 0) {
+		put('-');
+		number *= -1;
+	}
+	*this << (unsigned long long)number;
+
+	return *this;
+}
+
+OutputStream & OutputStream::operator<<(void *pointer)
+{
+	unsigned short temp_base = base;
+	*this << hex << (long)pointer;
+	switch (temp_base) {
+	case 2:
+		*this << bin; break;
+	case 8:
+		*this << oct; break;
+	case 10:
+		*this << dec; break;
+	}
+	return *this;
+}
+
+OutputStream & OutputStream::operator<<(const char *text)
+{
+	int i = 0;
+	while (text[i] != '\0') {
+		put(text[i++]);
+	}
+	return *this;
+}
+
+OutputStream & OutputStream::operator<<(OutputStream & (*fkt) (OutputStream &))
+{
+	return fkt(*this);
+}
+
+void OutputStream::setBase(uint8_t b)
+{
+	if (b == 2 || b == 8 || b == 10 || b == 16) {
+		base = b;
+	}
+}
+
+// FLUSH
+OutputStream & flush(OutputStream & os)
+{
+	os.flush();
+	return os;
+}
+
+// ENDL: fuegt einen Zeilenumbruch in die Ausgabe ein.
+OutputStream & endl(OutputStream & os)
+{
+	os.put('\n');
+	os.flush();
+	return os;
+}
+
+// BIN: print numbers in binary form
+OutputStream & bin(OutputStream & os)
+{
+	os.setBase(2);
+	return os;
+}
+
+// OCT: print numbers in octal form.
+OutputStream & oct(OutputStream & os)
+{
+	os.setBase(8);
+	return os;
+}
+
+// DEC: print numbers in decimal form.
+OutputStream & dec(OutputStream & os)
+{
+	os.setBase(10);
+	return os;
+}
+
+// HEX: print numbers in hexadecimal form.
+OutputStream & hex(OutputStream & os)
+{
+	os.setBase(16);
+	return os;
+}
+
+// TERM: null-termination
+OutputStream & term(OutputStream & os)
+{
+	os.put('\0');
+	os.flush();
+	return os;
+}
+
+OutputStream::OutputStream()
+{
+    base = 10;
+}