X-Git-Url: http://git.tdb.fi/?p=libs%2Fcore.git;a=blobdiff_plain;f=source%2Fio%2Fmemory.cpp;h=0b2d8f4c1b7f49ec7ccb93222d2bf48915abf3fd;hp=f64b4be9e52edcb6fcae3bb94c99d69595fd4e80;hb=HEAD;hpb=3f7aa81d9212811b323d89949adcccda212cbed3

diff --git a/source/io/memory.cpp b/source/io/memory.cpp
index f64b4be..0539fdb 100644
--- a/source/io/memory.cpp
+++ b/source/io/memory.cpp
@@ -1,5 +1,6 @@
 #include <algorithm>
 #include <cstring>
+#include <msp/core/except.h>
 #include "handle.h"
 #include "memory.h"
 
@@ -8,46 +9,47 @@ using namespace std;
 namespace Msp {
 namespace IO {
 
-Memory::Memory(char *d, unsigned s, Mode m)
-{
-	init(d, d+s, m);
-}
+Memory::Memory(char *d, std::size_t s, Mode m):
+	Memory(d, d+s, m)
+{ }
 
-Memory::Memory(char *b, char *e, Mode m)
+Memory::Memory(char *b, char *e, Mode m):
+	begin(b),
+	end(e),
+	pos(begin)
 {
-	init(b, e, m);
+	mode = m;
 }
 
-Memory::Memory(const char *cd, unsigned s)
-{
-	char *d = const_cast<char *>(cd);
-	init(d, d+s, M_READ);
-}
+Memory::Memory(const char *d, std::size_t s):
+	Memory(const_cast<char *>(d), const_cast<char *>(d+s), M_READ)
+{ }
 
-Memory::Memory(const char *b, const char *e)
+Memory::Memory(const char *b, const char *e):
+	Memory(const_cast<char *>(b), const_cast<char *>(e), M_READ)
+{ }
+
+void Memory::set_block(bool)
 {
-	init(const_cast<char *>(b), const_cast<char *>(e), M_READ);
+	throw unsupported("Memory::set_block");
 }
 
-void Memory::init(char *b, char *e, Mode m)
+void Memory::set_inherit(bool)
 {
-	begin = b;
-	end = e;
-	pos = begin;
-	mode = m;
+	throw unsupported("Memory::set_inherit");
 }
 
-unsigned Memory::do_write(const char *buf, unsigned size)
+size_t Memory::do_write(const char *buf, size_t size)
 {
 	check_access(M_WRITE);
 
-	size = min<unsigned>(size, end-pos);
+	size = min<size_t>(size, end-pos);
 	memcpy(pos, buf, size);
 	pos += size;
 	return size;
 }
 
-unsigned Memory::do_read(char *buf, unsigned size)
+size_t Memory::do_read(char *buf, size_t size)
 {
 	check_access(M_READ);
 
@@ -57,13 +59,13 @@ unsigned Memory::do_read(char *buf, unsigned size)
 		return 0;
 	}
 
-	size = min<unsigned>(size, end-pos);
+	size = min<size_t>(size, end-pos);
 	memcpy(buf, pos, size);
 	pos += size;
 	return size;
 }
 
-unsigned Memory::put(char c)
+size_t Memory::put(char c)
 {
 	check_access(M_WRITE);
 
@@ -103,6 +105,11 @@ int Memory::get()
 	return static_cast<unsigned char>(*pos++);
 }
 
+const Handle &Memory::get_handle(Mode)
+{
+	throw unsupported("Memory::get_handle");
+}
+
 SeekOffset Memory::seek(SeekOffset off, SeekType type)
 {
 	char *new_pos;
@@ -116,7 +123,7 @@ SeekOffset Memory::seek(SeekOffset off, SeekType type)
 		throw invalid_argument("Memory::seek");
 
 	if(new_pos<begin || new_pos>end)
-		throw out_of_range("Memory::seek");
+		throw bad_seek(off, type);
 
 	pos = new_pos;
 	eof_flag = false;