Implemented the complete BeOS image API, added kernel image API syscalls,

added it to the build.


git-svn-id: file:///srv/svn/repos/haiku/trunk/current@2437 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/kernel/libroot/os/Jamfile

@@ -5,6 +5,7 @@ KernelMergeObject os_main.o :
 	<$(SOURCE_GRIST)>debug.c
 	<$(SOURCE_GRIST)>fs_attr.c
 	<$(SOURCE_GRIST)>fs_index.c
+	<$(SOURCE_GRIST)>image.c
 	<$(SOURCE_GRIST)>port.c
 	<$(SOURCE_GRIST)>sem.c
 	<$(SOURCE_GRIST)>systeminfo.c

src/kernel/libroot/os/image.c

@@ -0,0 +1,66 @@
+/* 
+** Copyright 2003, Axel Dörfler, axeld@pinc-software.de. All rights reserved.
+** Distributed under the terms of the OpenBeOS License.
+*/
+
+
+#include <OS.h>
+#include <image.h>
+
+#include "syscalls.h"
+#include "user_runtime.h"
+
+
+void __init__image(struct uspace_program_args const *);
+
+static struct rld_export const *gRuntimeLinker;
+
+
+image_id
+load_add_on(char const *name)
+{
+	return gRuntimeLinker->load_add_on(name, 0);
+}
+
+
+status_t
+unload_add_on(image_id id)
+{
+	return gRuntimeLinker->unload_add_on(id);
+}
+
+
+status_t
+get_image_symbol(image_id id, char const *symbolName, int32 symbolType, void **_location)
+{
+	return gRuntimeLinker->get_image_symbol(id, symbolName, symbolType, _location);
+}
+
+
+status_t
+get_nth_image_symbol(image_id id, int32 num, char *nameBuffer, int32 *_nameLength,
+	int32 *_symbolType, void **_location)
+{
+	return gRuntimeLinker->get_nth_image_symbol(id, num, nameBuffer, _nameLength, _symbolType, _location);
+}
+
+
+status_t
+_get_image_info(image_id id, image_info *info, size_t infoSize)
+{
+	return sys_get_image_info(id, info, infoSize);
+}
+
+
+status_t
+_get_next_image_info(team_id team, int32 *cookie, image_info *info, size_t infoSize)
+{
+	return sys_get_next_image_info(team, cookie, info, infoSize);
+}
+
+
+void
+__init__image(struct uspace_program_args const *args)
+{
+	gRuntimeLinker = args->rld_export;
+}

src/kernel/libroot/os/syscalls.S

@@ -111,6 +111,12 @@ SYSCALL3(sys_get_next_thread_info, 89)
 SYSCALL2(sys_get_team_info, 90)
 SYSCALL2(sys_get_next_team_info, 91)
 
+/* image calls */
+SYSCALL2(sys_register_image, 114)
+SYSCALL1(sys_unregister_image, 115)
+SYSCALL3(sys_get_image_info, 116)
+SYSCALL4(sys_get_next_image_info, 117)
+
 /* VM calls */
 SYSCALL6(sys_vm_create_anonymous_region, 29)
 SYSCALL6(sys_vm_clone_region, 30)