initial commit

CMakeLists.txt

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+#
+# Copyright (C) 2021 HandsomeMod Project
+#
+# GC (Gadget Controller) is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+#
+cmake_minimum_required(VERSION 3.10)
+project(GC C)
+
+set(CMAKE_C_STANDARD 11)#C11
+set(CMAKE_CXX_STANDARD 17)#C17
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+set(CMAKE_INSTALL_PREFIX /usr)
+INCLUDE_DIRECTORIES(${PROJECT_SOURCE_DIR})
+#file(GLOB_RECURSE INCLUDES  "gc_*.h")
+file(GLOB_RECURSE SOURCES  "main.c" "gc_*.c")
+SET(EXECUTABLE_OUTPUT_PATH  ${PROJECT_SOURCE_DIR}/bin)
+
+
+# Core Dependency
+find_package(PkgConfig REQUIRED)
+pkg_check_modules(LIBUSBGX REQUIRED libusbgx)
+list(APPEND EXTRA_LIBS ${LIBUSBGX_LIBRARIES})
+list(APPEND EXTRA_INCLUDES ${LIBUSBGX_INCLUDE_DIRS})
+
+# generated headers
+configure_file (
+        "gc_config.h.in"
+        "${PROJECT_SOURCE_DIR}/gc_config.h"
+)
+
+include_directories(${EXTRA_INCLUDES} ${INCLUDES})
+add_executable(gc ${SOURCES})
+target_link_libraries(gc PRIVATE ${EXTRA_LIBS})
+install(FILES ${PROJECT_SOURCE_DIR}/bin/gc DESTINATION bin)

gc_acm.c

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+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) 2021-2022 HandsomeMod Project
+ *
+ * Handsomeyingyan <[email protected]>
+ *
+ * GC(Gadget Controller) is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ */
+
+#include "gc_acm.h"
+
+int gc_acm_create(int argc,char *argv[],gc_generic_info info)
+{
+    usbg_gadget *gadget = gc_init(info);
+
+    if(gadget == NULL)
+        return GC_FAILED;
+
+    usbg_function *f_acm;
+    int usbg_ret;
+
+    char *id = gc_generate_id(USBG_F_ACM);
+
+    if(id == NULL)
+        return GC_FAILED;
+
+    usbg_ret = usbg_create_function(gadget,USBG_F_ACM,id,NULL,&f_acm);
+    if(usbg_ret != USBG_SUCCESS){
+        fprintf(stderr,"failed to create acm function!  (maybe kernel module not loaded?) \n");
+        gc_clean();
+        return GC_FAILED;
+    }
+
+    /* for now we only create one config file */
+    usbg_config *config = gc_get_config(gadget);
+
+    usbg_ret = usbg_add_config_function(config,id,f_acm);
+    if(usbg_ret != USBG_SUCCESS){
+        fprintf(stderr,"failed to bind ecm config to function! \n");
+        gc_clean();
+        return GC_FAILED;
+    }
+
+    usbg_ret = usbg_enable_gadget(gadget, DEFAULT_UDC);
+    if(usbg_ret != USBG_SUCCESS){
+        fprintf(stderr,"failed to enable gadget! \n");
+        gc_clean();
+        return GC_FAILED;
+    }
+
+    gc_clean();
+    return GC_SUCCESS;
+}

gc_acm.h

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+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) 2021-2022 HandsomeMod Project
+ *
+ * Handsomeyingyan <[email protected]>
+ *
+ * GC(Gadget Controller) is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ */
+
+#ifndef GC_ACM_H
+#define GC_ACM_H
+
+#include "gc_generic.h"
+
+int gc_acm_create(int argc,char *argv[],gc_generic_info info);
+
+#endif //GC_ACM_H

gc_config.h

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+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) 2021-2022 HandsomeMod Project
+ *
+ * Handsomeyingyan <[email protected]>
+ *
+ * GC(Gadget Controller) is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ */
+
+#ifndef GC_CONFIG_H
+#define GC_CONFIG_H
+
+/* #undef SERIAL_NUMBER */
+/* #undef MANUFACTURER */
+/* #undef PRODUCT */
+/* #undef ID_VENDOR */
+/* #undef ID_PRODUCT */
+
+#ifndef SERIAL_NUMBER
+#define SERIAL_NUMBER "0123456789"
+#endif
+
+#ifndef MANUFACTURER
+#define MANUFACTURER "HandsomeTech"
+#endif
+
+#ifndef PRODUCT
+#define PRODUCT "HandsomeMod Device"
+#endif
+
+#ifndef ID_VENDOR
+#define ID_VENDOR "0x18d1"
+#endif
+
+#ifndef ID_PRODUCT
+#define ID_PRODUCT "0xd001"
+#endif
+
+#endif //GC_CONFIG_H

gc_config.h.in

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+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) 2021-2022 HandsomeMod Project
+ *
+ * Handsomeyingyan <[email protected]>
+ *
+ * GC(Gadget Controller) is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ */
+
+#ifndef GC_CONFIG_H
+#define GC_CONFIG_H
+
+#cmakedefine SERIAL_NUMBER @SERIAL_NUMBER@
+#cmakedefine MANUFACTURER @MANUFACTURER@
+#cmakedefine PRODUCT @PRODUCT@
+#cmakedefine ID_VENDOR @ID_VENDOR@
+#cmakedefine ID_PRODUCT @ID_PRODUCT@
+
+#ifndef SERIAL_NUMBER
+#define SERIAL_NUMBER "0123456789"
+#endif
+
+#ifndef MANUFACTURER
+#define MANUFACTURER "HandsomeTech"
+#endif
+
+#ifndef PRODUCT
+#define PRODUCT "HandsomeMod Device"
+#endif
+
+#ifndef ID_VENDOR
+#define ID_VENDOR "0x18d1"
+#endif
+
+#ifndef ID_PRODUCT
+#define ID_PRODUCT "0xd001"
+#endif
+
+#endif //GC_CONFIG_H

gc_ecm.c

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+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) 2021-2022 HandsomeMod Project
+ *
+ * Handsomeyingyan <[email protected]>
+ *
+ * GC(Gadget Controller) is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ */
+
+#include "gc_ecm.h"
+
+int gc_ecm_create(int argc,char *argv[],gc_generic_info info)
+{
+    usbg_gadget *gadget = gc_init(info);
+
+    if(gadget == NULL)
+        return GC_FAILED;
+
+    usbg_function *f_ecm;
+    int usbg_ret;
+
+    char *id = gc_generate_id(USBG_F_ECM);
+
+    if(id == NULL)
+        return GC_FAILED;
+
+    usbg_ret = usbg_create_function(gadget,USBG_F_ECM,id,NULL,&f_ecm);
+    if(usbg_ret != USBG_SUCCESS){
+        fprintf(stderr,"failed to create ecm function!  (maybe kernel module not loaded?) \n");
+        gc_clean();
+        return GC_FAILED;
+    }
+
+    /* for now we only create one config file */
+    usbg_config *config = gc_get_config(gadget);
+
+    usbg_ret = usbg_add_config_function(config,id,f_ecm);
+    if(usbg_ret != USBG_SUCCESS){
+        fprintf(stderr,"failed to bind ecm config to function! \n");
+        gc_clean();
+        return GC_FAILED;
+    }
+
+    usbg_ret = usbg_enable_gadget(gadget, DEFAULT_UDC);
+    if(usbg_ret != USBG_SUCCESS){
+        fprintf(stderr,"failed to enable gadget! \n");
+        gc_clean();
+        return GC_FAILED;
+    }
+
+    gc_clean();
+    return GC_SUCCESS;
+}

gc_ecm.h

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+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) 2021-2022 HandsomeMod Project
+ *
+ * Handsomeyingyan <[email protected]>
+ *
+ * GC(Gadget Controller) is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ */
+
+#ifndef GC_ECM_H
+#define GC_ECM_H
+
+#include "gc_generic.h"
+
+int gc_ecm_create(int argc,char *argv[],gc_generic_info info);
+
+#endif //GC_ECM_H

gc_ffs.c

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+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) 2021-2022 HandsomeMod Project
+ *
+ * Handsomeyingyan <[email protected]>
+ *
+ * GC(Gadget Controller) is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ */
+
+
+#include "gc_ffs.h"
+
+int gc_ffs_create(int argc,char *argv[],gc_generic_info info)
+{
+    usbg_gadget *gadget = gc_init(info);
+
+    if(gadget == NULL)
+        return GC_FAILED;
+
+    usbg_function *f_ffs;
+    int usbg_ret;
+
+    char *id = gc_generate_id(USBG_F_FFS);
+
+    if(id == NULL)
+        return GC_FAILED;
+
+    usbg_ret = usbg_create_function(gadget,USBG_F_FFS,id,NULL,&f_ffs);
+    if(usbg_ret != USBG_SUCCESS){
+        fprintf(stderr,"failed to create ffs function!  (maybe kernel module not loaded?) \n");
+        gc_clean();
+        return GC_FAILED;
+    }
+
+    /* for now we only create one config file */
+    usbg_config *config = gc_get_config(gadget);
+
+
+    usbg_ret = usbg_add_config_function(config,id,f_ffs);
+    if(usbg_ret != USBG_SUCCESS){
+        fprintf(stderr,"failed to bind ffs config to function! \n");
+        gc_clean();
+        return GC_FAILED;
+    }
+
+    usbg_ret = usbg_enable_gadget(gadget, DEFAULT_UDC);
+    if(usbg_ret != USBG_SUCCESS){
+        fprintf(stderr,"failed to enable gadget! \n");
+        gc_clean();
+        return GC_FAILED;
+    }
+
+    gc_clean();
+    return GC_SUCCESS;
+}

gc_ffs.h

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+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * Copyright (C) 2021-2022 HandsomeMod Project
+ *
+ * Handsomeyingyan <[email protected]>
+ *
+ * GC(Gadget Controller) is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ *
+ */
+
+
+#ifndef GC_FFS_H
+#define GC_FFS_H
+
+#include "gc_generic.h"
+
+int gc_ffs_create(int argc,char *argv[],gc_generic_info info);
+
+#endif //GC_FFS_H