PS2SDK
PS2 Homebrew Libraries
modload.h
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1 /*
2 # _____ ___ ____ ___ ____
3 # ____| | ____| | | |____|
4 # | ___| |____ ___| ____| | \ PS2DEV Open Source Project.
5 #-----------------------------------------------------------------------
6 # Copyright (c) 2003 Marcus R. Brown <mrbrown@0xd6.org>
7 # Licenced under Academic Free License version 2.0
8 # Review ps2sdk README & LICENSE files for further details.
9 */
10 
16 #ifndef __MODLOAD_H__
17 #define __MODLOAD_H__
18 
19 #include <types.h>
20 #include <irx.h>
21 
22 #ifdef __cplusplus
23 extern "C" {
24 #endif
25 
26 typedef struct loadfile_elf32_ehdr_
27 {
28  u8 e_ident[16];
29  u16 e_type;
30  u16 e_machine;
31  u32 e_version;
32  u32 e_entry;
33  u32 e_phoff;
34  u32 e_shoff;
35  u32 e_flags;
36  u16 e_ehsize;
37  u16 e_phentsize;
38  u16 e_phnum;
39  u16 e_shentsize;
40  u16 e_shnum;
41  u16 e_shstrndx;
42 } loadfile_elf32_ehdr_t;
43 
44 typedef struct loadfile_elf32_phdr_
45 {
46  u32 p_type;
47  u32 p_offset;
48  u32 p_vaddr;
49  u32 p_paddr;
50  u32 p_filesz;
51  u32 p_memsz;
52  u32 p_flags;
53  u32 p_align;
54 } loadfile_elf32_phdr_t;
55 
56 typedef struct loadfile_elf32_shdr_
57 {
58  u32 sh_name;
59  u32 sh_type;
60  u32 sh_flags;
61  u32 sh_addr;
62  u32 sh_offset;
63  u32 sh_size;
64  u32 sh_link;
65  u32 sh_info;
66  u32 sh_addralign;
67  u32 sh_entsize;
68 } loadfile_elf32_shdr_t;
69 
70 typedef struct loadfile_file_load_handler_struct_
71 {
72  int fd;
73  const char *filename;
74  u8 *section_contents;
75  int unknown_0C;
76  loadfile_elf32_ehdr_t elf_header;
77  loadfile_elf32_phdr_t *program_header;
78  loadfile_elf32_shdr_t *section_headers;
79  int unknown_4C;
80 } loadfile_file_load_handler_struct_t;
81 
82 typedef struct loadfile_ee_elf_ringbuffer_content_
83 {
84  u8 *buffer_base; // 0x00
85  int buffer_offset; // 0x04
86  int buffer_length; // 0x08
87  int dma_handle; // 0x0C
88 } loadfile_ee_elf_ringbuffer_content_t;
89 
90 typedef struct loadfile_allocate_handler_struct_
91 {
92  int read_buffer_length; // 0x00 - Read buffer.
93  int read_buffer_offset; // 0x04 - Read buffer offset into the file.
94  loadfile_ee_elf_ringbuffer_content_t ring_buffer_contents[2];
95  int ring_buffer_index; // 0x28
96  int unknown_2C; // 0x2C
97 } loadfile_allocate_handler_struct_t;
98 
99 typedef int (*loadfile_read_chunk_callback_t)(int fd, loadfile_allocate_handler_struct_t *allocate_info, void *read_callback_userdata);
100 typedef int (*loadfile_elf_load_proc_callback_t)(loadfile_allocate_handler_struct_t *allocate_info, loadfile_file_load_handler_struct_t *flhs, void *read_callback_userdata, loadfile_read_chunk_callback_t read_callback);
101 typedef int (*loadfile_check_valid_ee_elf_callback_t)(loadfile_allocate_handler_struct_t *allocate_info, loadfile_file_load_handler_struct_t *flhs);
102 typedef int (*loadfile_elf_get_program_header_callback_t)(loadfile_allocate_handler_struct_t *allocate_info, loadfile_file_load_handler_struct_t *flhs);
103 typedef void *(*loadfile_elf_load_alloc_buffer_from_heap_callback_t)(u32 size);
104 typedef void (*loadfile_elf_load_dealloc_buffer_from_heap_callback_t)(void *buffer);
105 typedef int (*loadfile_load_kelf_from_card_callback_t)(loadfile_allocate_handler_struct_t *allocate_info, loadfile_file_load_handler_struct_t *flhs, int port, int slot, int *result_out, int *result_module_out);
106 typedef int (*loadfile_load_kelf_from_disk_callback_t)(loadfile_allocate_handler_struct_t *allocate_info, loadfile_file_load_handler_struct_t *flhs, int *result_out, int *result_module_out);
107 
108 typedef struct SetLoadfileCallbacks_struct_
109 {
110  loadfile_elf_load_proc_callback_t elf_load_proc;
111  loadfile_check_valid_ee_elf_callback_t check_valid_ee_elf;
112  loadfile_elf_get_program_header_callback_t elf_get_program_header;
113  loadfile_elf_load_alloc_buffer_from_heap_callback_t elf_load_alloc_buffer_from_heap;
114  loadfile_elf_load_dealloc_buffer_from_heap_callback_t elf_load_dealloc_buffer_from_heap;
115  loadfile_load_kelf_from_card_callback_t load_kelf_from_card;
116  loadfile_load_kelf_from_disk_callback_t load_kelf_from_disk;
117 } SetLoadfileCallbacks_struct_t;
118 
119 typedef void *(*SecrCardBootFile_callback_t)(int port, int slot, void *buffer);
120 typedef void *(*SecrDiskBootFile_callback_t)(void *buffer);
121 typedef void (*SetLoadfileCallbacks_callback_t)(SetLoadfileCallbacks_struct_t *callbackinfo);
122 typedef int (*CheckKelfPath_callback_t)(const char *filename, int *port, int *slot);
123 
124 extern void GetModloadInternalData(void **pInternalData);
125 
126 extern int ReBootStart(const char *command, unsigned int flags);
127 extern int LoadModuleAddress(const char *name, void *addr, int offset);
128 extern int LoadModule(const char *name);
129 extern int LoadStartModule(const char *name, int arglen, const char *args, int *result);
130 extern int StartModule(int modid, const char *name, int arglen, const char *args, int *result);
131 extern int LoadModuleBufferAddress(void *buffer, void *addr, int offset);
132 extern int LoadModuleBuffer(void *buffer);
133 extern int LoadStartKelfModule(const char *name, int arglen, const char *args, int *result);
134 extern void SetSecrmanCallbacks(SecrCardBootFile_callback_t SecrCardBootFile_fnc, SecrDiskBootFile_callback_t SecrDiskBootFile_fnc, SetLoadfileCallbacks_callback_t SetLoadfileCallbacks_fnc);
135 extern void SetCheckKelfPathCallback(CheckKelfPath_callback_t CheckKelfPath_fnc);
136 extern void GetLoadfileCallbacks(CheckKelfPath_callback_t *CheckKelfPath_fnc, SetLoadfileCallbacks_callback_t *SetLoadfileCallbacks_fnc);
137 extern int IsIllegalBootDevice(const char *path);
138 
139 #define modload_IMPORTS_start DECLARE_IMPORT_TABLE(modload, 1, 1)
140 #define modload_IMPORTS_end END_IMPORT_TABLE
141 
142 #define I_GetModloadInternalData DECLARE_IMPORT(3, GetModloadInternalData);
143 #define I_ReBootStart DECLARE_IMPORT(4, ReBootStart)
144 #define I_LoadModuleAddress DECLARE_IMPORT(5, LoadModuleAddress)
145 #define I_LoadModule DECLARE_IMPORT(6, LoadModule)
146 #define I_LoadStartModule DECLARE_IMPORT(7, LoadStartModule)
147 #define I_StartModule DECLARE_IMPORT(8, StartModule)
148 #define I_LoadModuleBufferAddress DECLARE_IMPORT(9, LoadModuleBufferAddress)
149 #define I_LoadModuleBuffer DECLARE_IMPORT(10, LoadModuleBuffer)
150 #define I_LoadStartKelfModule DECLARE_IMPORT(11, LoadStartKelfModule)
151 #define I_SetSecrmanCallbacks DECLARE_IMPORT(12, SetSecrmanCallbacks)
152 #define I_SetCheckKelfPathCallback DECLARE_IMPORT(13, SetCheckKelfPathCallback)
153 #define I_GetLoadfileCallbacks DECLARE_IMPORT(14, GetLoadfileCallbacks)
154 #define I_IsIllegalBootDevice DECLARE_IMPORT(15, IsIllegalBootDevice)
155 
156 #ifdef __cplusplus
157 }
158 #endif
159 
160 #endif /* __MODLOAD_H__ */
loadfile_allocate_handler_struct_
Definition: modload.h:90
loadfile_elf32_shdr_
Definition: modload.h:56
irx.h
loadfile_file_load_handler_struct_
Definition: modload.h:70
loadfile_ee_elf_ringbuffer_content_
Definition: modload.h:82
SetLoadfileCallbacks_struct_
Definition: modload.h:108
loadfile_elf32_phdr_
Definition: modload.h:44
loadfile_elf32_ehdr_
Definition: modload.h:26