Add titlekey dumping and Minerva

source/ianos/ianos.c

@@ -0,0 +1,131 @@
+/*
+ * Copyright (c) 2018 M4xw
+ * Copyright (c) 2018-2019 CTCaer
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <string.h>
+
+#include "ianos.h"
+#include "../utils/types.h"
+#include "../libs/elfload/elfload.h"
+#include "../../common/common_module.h"
+#include "../mem/heap.h"
+#include "../gfx/gfx.h"
+
+#define IRAM_LIB_ADDR 0x4002B000
+#define DRAM_LIB_ADDR 0xE0000000
+
+extern heap_t _heap;
+
+extern void *sd_file_read(const char *path, u32 *fsize);
+extern bool sd_mount();
+extern void sd_unmount();
+
+void *elfBuf = NULL;
+void *fileBuf = NULL;
+
+static void _ianos_call_ep(moduleEntrypoint_t entrypoint, void *moduleConfig)
+{
+	bdkParams_t bdkParameters = (bdkParams_t)malloc(sizeof(struct _bdkParams_t));
+	bdkParameters->gfxCon = &gfx_con;
+	bdkParameters->gfxCtx = &gfx_ctxt;
+	bdkParameters->memcpy = (memcpy_t)&memcpy;
+	bdkParameters->memset = (memset_t)&memset;
+	bdkParameters->sharedHeap = &_heap;
+
+	entrypoint(moduleConfig, bdkParameters);
+}
+
+static void *_ianos_alloc_cb(el_ctx *ctx, Elf_Addr phys, Elf_Addr virt, Elf_Addr size)
+{
+	(void)ctx;
+	(void)phys;
+	(void)size;
+	return (void *)virt;
+}
+
+static bool _ianos_read_cb(el_ctx *ctx, void *dest, size_t numberBytes, size_t offset)
+{
+	(void)ctx;
+
+	memcpy(dest, fileBuf + offset, numberBytes);
+
+	return true;
+}
+
+//TODO: Support shared libraries.
+uintptr_t ianos_loader(bool sdmount, char *path, elfType_t type, void *moduleConfig)
+{
+	uintptr_t epaddr = 0;
+
+	if (sdmount)
+	{
+		if (!sd_mount())
+			goto elfLoadFinalOut;
+	}
+
+	fileBuf = sd_file_read(path, NULL);
+
+	if (sdmount)
+		sd_unmount();
+
+	if (!fileBuf)
+		goto elfLoadFinalOut;
+
+
+	el_ctx ctx;
+	ctx.pread = _ianos_read_cb;
+
+	if (el_init(&ctx))
+		goto elfLoadFinalOut;
+
+	// Set our relocated library's buffer.
+	switch (type & 0xFFFF)
+	{
+	case EXEC_ELF:
+	case AR64_ELF:
+		elfBuf = (void *)DRAM_LIB_ADDR;
+		sd_unmount();
+		break;
+	default:
+		elfBuf = malloc(ctx.memsz); // Aligned to 0x10 by default.
+	}
+
+	if (!elfBuf)
+		goto elfLoadFinalOut;
+
+	// Load and relocate library.
+	ctx.base_load_vaddr = ctx.base_load_paddr = (uintptr_t)elfBuf;
+	if (el_load(&ctx, _ianos_alloc_cb))
+		goto elfFreeOut;
+
+	if (el_relocate(&ctx))
+		goto elfFreeOut;
+
+	// Launch.
+	epaddr = ctx.ehdr.e_entry + (uintptr_t)elfBuf;
+	moduleEntrypoint_t ep = (moduleEntrypoint_t)epaddr;
+
+	_ianos_call_ep(ep, moduleConfig);
+
+elfFreeOut:
+	free(fileBuf);
+	elfBuf = NULL;
+	fileBuf = NULL;
+
+elfLoadFinalOut:
+
+	return epaddr;
+}

source/ianos/ianos.h

@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2018 M4xw
+ * Copyright (c) 2018 CTCaer
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef IANOS_H
+#define IANOS_H
+
+#include "../utils/types.h"
+
+typedef enum
+{
+	DRAM_LIB = 0, // DRAM library.
+	EXEC_ELF = 1, // Executable elf that does not return.
+	DR64_LIB = 2, // AARCH64 DRAM library.
+	AR64_ELF = 3, // Executable elf that does not return.
+	KEEP_IN_RAM = (1 << 31)  // Shared library mask.
+} elfType_t;
+
+uintptr_t ianos_loader(bool sdmount, char *path, elfType_t type, void* config);
+
+#endif