first usable version of kernel and commands

After an year of hard work, this is a first "usable" version of Jehanne.

sys/src/kern/port/getput.c

@@ -0,0 +1,128 @@
+#include	"u.h"
+
+void
+put64be(uint8_t *p, uint64_t x)
+{
+	p[0] = x>>56;
+	p[1] = x>>48;
+	p[2] = x>>40;
+	p[3] = x>>32;
+	p[4] = x>>24;
+	p[5] = x>>16;
+	p[6] = x>>8;
+	p[7] = x;
+}
+
+void
+put32be(uint8_t *p, uint32_t x)
+{
+	p[0] = x>>24;
+	p[1] = x>>16;
+	p[2] = x>>8;
+	p[3] = x;
+}
+
+void
+put24be(uint8_t *p, int x)
+{
+	p[0] = x>>16;
+	p[1] = x>>8;
+	p[2] = x;
+}
+
+void
+put16be(uint8_t *p, int x)
+{
+	p[0] = x>>8;
+	p[1] = x;
+}
+
+uint64_t
+get64be(uint8_t *p)
+{
+	return
+		((uint64_t)p[0]<<56)|((uint64_t)p[1]<<48)|((uint64_t)p[2]<<40)|(uint64_t)p[3]<<32|
+		((uint64_t)p[4]<<24)|((uint64_t)p[5]<<16)|((uint64_t)p[6]<<8)|(uint64_t)p[7];
+}
+
+uint32_t
+get32be(uint8_t *p)
+{
+	return ((uint32_t)p[0]<<24)|((uint32_t)p[1]<<16)|((uint32_t)p[2]<<8)|(uint32_t)p[3];
+}
+
+uint32_t
+get24be(uint8_t *p)
+{
+	return ((uint32_t)p[0]<<16)|((uint32_t)p[1]<<8)|(uint32_t)p[2];
+}
+
+uint16_t
+get16be(uint8_t *p)
+{
+	return ((uint16_t)p[0]<<8)|(uint16_t)p[1];
+}
+
+
+void
+put64le(uint8_t *p, uint64_t x)
+{
+	p[0] = x;
+	p[1] = x>>8;
+	p[2] = x>>16;
+	p[3] = x>>24;
+	p[4] = x>>32;
+	p[5] = x>>40;
+	p[6] = x>>48;
+	p[7] = x>>56;
+}
+
+void
+put32le(uint8_t *p, uint32_t x)
+{
+	p[0] = x;
+	p[1] = x>>8;
+	p[2] = x>>16;
+	p[3] = x>>24;
+}
+
+void
+put24le(uint8_t *p, int x)
+{
+	p[0] = x;
+	p[1] = x>>8;
+	p[2] = x>>16;
+}
+
+void
+put16le(uint8_t *p, int x)
+{
+	p[0] = x;
+	p[1] = x>>8;
+}
+
+uint64_t
+get64le(uint8_t *p)
+{
+	return
+		((uint64_t)p[0])|((uint64_t)p[1]<<8)|((uint64_t)p[2]<<16)|(uint64_t)p[3]<<24|
+		((uint64_t)p[4]<<32)|((uint64_t)p[5]<<40)|((uint64_t)p[6]<<48)|(uint64_t)p[7]<<56;
+}
+
+uint32_t
+get32le(uint8_t *p)
+{
+	return ((uint32_t)p[0])|((uint32_t)p[1]<<8)|((uint32_t)p[2]<<16)|(uint32_t)p[3]<<24;
+}
+
+uint32_t
+get24le(uint8_t *p)
+{
+	return ((uint32_t)p[0])|((uint32_t)p[1]<<8)|(uint32_t)p[2]<<16;
+}
+
+uint16_t
+get16le(uint8_t *p)
+{
+	return ((uint16_t)p[0])|(uint16_t)p[1]<<8;
+}