add: Add elf-loader2 with code mainly on EE

Author: uyjulian

ee/Makefile

@@ -11,7 +11,7 @@ SUBDIRS = startup erl kernel libcglue libpthreadglue libprofglue rpc debug \
 	packet packet2 draw libgs \
 	libvux font input inputx network iopreboot \
 	mpeg \
-	elf-loader elf-loader-nocolour \
+	elf-loader elf-loader-nocolour elf-loader2 \
 
 include $(PS2SDKSRC)/Defs.make
 include $(PS2SDKSRC)/Rules.make

ee/elf-loader2/Makefile

@@ -0,0 +1,39 @@
+# _____     ___ ____     ___ ____
+#  ____|   |    ____|   |        | |____|
+# |     ___|   |____ ___|    ____| |    \    PS2DEV Open Source Project.
+#-----------------------------------------------------------------------
+# Copyright ps2dev - http://www.ps2dev.org
+# Licenced under Academic Free License version 2.0
+# Review ps2sdk README & LICENSE files for further details.
+
+EE_OBJS = \
+	elf.o \
+	elf_loader_compat.o \
+	elf_loader_reader.o \
+	elf_loader_stdio.o \
+	ldrsrc.o
+
+include $(PS2SDKSRC)/Defs.make
+include $(PS2SDKSRC)/ee/Rules.lib.make
+include $(PS2SDKSRC)/ee/Rules.make
+include $(PS2SDKSRC)/ee/Rules.release
+
+$(PS2SDKSRC)/tools/bin2c/bin/bin2c: $(PS2SDKSRC)/tools/bin2c
+	$(MAKEREC) $<
+
+src/ldrsrc/bin/ldrsrc.bin:
+	$(MAKEREC) src/ldrsrc
+
+$(EE_OBJS_DIR)ldrsrc.c: src/ldrsrc/bin/ldrsrc.bin $(PS2SDKSRC)/tools/bin2c/bin/bin2c
+	$(PS2SDKSRC)/tools/bin2c/bin/bin2c $< $@ ldrsrc
+
+$(EE_OBJS_DIR)ldrsrc.o: $(EE_OBJS_DIR)ldrsrc.c
+	$(DIR_GUARD)
+	$(EE_C_COMPILE) $< -c -o $@
+
+clean::
+	$(MAKEREC) src/ldrsrc clean
+
+.NOTPARALLEL:: \
+	$(PS2SDKSRC)/tools/bin2c/bin/bin2c \
+	src/ldrsrc/bin/ldrsrc.bin

ee/elf-loader2/include/elf-loader.h

@@ -0,0 +1,57 @@
+/*
+# _____     ___ ____     ___ ____
+#  ____|   |    ____|   |        | |____|
+# |     ___|   |____ ___|    ____| |    \    PS2DEV Open Source Project.
+#-----------------------------------------------------------------------
+# (c) 2020 Francisco Javier Trujillo Mata <[email protected]>
+# Licenced under Academic Free License version 2.0
+# Review ps2sdk README & LICENSE files for further details.
+*/
+
+/**
+ * @file
+ * ELF Loader functions.
+ */
+
+#ifndef __ELFLOADER_H__
+#define __ELFLOADER_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+// Before call this method be sure that you have previously called sbv_patch_disable_prefix_check();
+extern int LoadELFFromFile(const char *filename, int argc, char *argv[]);
+
+/** Modify argv[0] when partition info should be kept
+ *
+ * @param filename  path to the file itself
+ * @param partition block device + partition name
+ * @param argc      Number of arguments.
+ * @param argv      Pointer to array of arguments.
+ * @returns         positive on success, zero value on failure
+ *
+ * You should prepare filename and partition before parsing in function 
+ *
+ * filename should be changed to <fs_type>:/path_to_file_without_mountpoint
+ * for example `pfs3:/TEST.ELF` (where `pfs3` is mountpoint name) will become
+ * `pfs:/TEST.ELF` (where `pfs` - filesystem type)
+ *
+ * partition should be in form <block_device><partition_name>:
+ * for example `hdd0:__common:`
+ * block_device - can be `hdd0:`, `hdd1:` , `dvr_hdd0:`
+ * <partition_name> - name of APA partition on particular block device
+ * dont forget about leading ":"
+ *
+ * It is not necessary that filename should be on that partition
+ * filename - mass:/TEST.ELF
+ * partition - pfs:/__common
+ * will be valid usage
+ */
+extern int LoadELFFromFileWithPartition(const char *filename, const char *partition, int argc, char *argv[]);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __ELFLOADER_H__ */