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| #include <psxtypes/psxtypes.h> |
| #include <pemagine/pe_consts.h> |
| #include <pemagine/pe_structs.h> |
| #include <pemagine/pemagine.h> |
| #include "pe_impl.h" |
| |
| static int pe_enum_modules( |
| pe_enum_modules_callback * callback, |
| const uintptr_t in_order_member_offset, |
| void * context) |
| { |
| int ret; |
| uintptr_t peb_tbl_addr; |
| struct pe_peb_ldr_data * peb_ldr_data; |
| struct pe_ldr_tbl_entry * ldr_tbl_entry; |
| struct pe_list_entry * plist_head; |
| struct pe_list_entry * plist_current; |
| |
| peb_ldr_data = (struct pe_peb_ldr_data *)pe_get_peb_ldr_data_address(); |
| plist_head = (struct pe_list_entry *)0; |
| |
| if ((intptr_t)peb_ldr_data == 0) { |
| callback( |
| 0, |
| PE_CALLBACK_REASON_ERROR, |
| context); |
| return -1; |
| } |
| |
| ret = callback( |
| 0, |
| PE_CALLBACK_REASON_INIT, |
| context); |
| |
| if (ret <= 0) |
| return ret; |
| |
| switch (in_order_member_offset) { |
| case IN_LOAD_ORDER_MODULE_LIST_OFFSET: |
| plist_head = peb_ldr_data->in_load_order_module_list.flink; |
| break; |
| |
| case IN_MEMORY_ORDER_MODULE_LIST_OFFSET: |
| plist_head = peb_ldr_data->in_memory_order_module_list.flink; |
| break; |
| |
| case IN_INITIALIZATION_ORDER_MODULE_LIST_OFFSET: |
| plist_head = peb_ldr_data->in_init_order_module_list.flink; |
| break; |
| } |
| |
| plist_current = plist_head; |
| |
| do { |
| peb_tbl_addr = (uintptr_t)plist_current - in_order_member_offset; |
| ldr_tbl_entry = (struct pe_ldr_tbl_entry *)peb_tbl_addr; |
| |
| ret = callback( |
| ldr_tbl_entry, |
| PE_CALLBACK_REASON_ITEM, |
| context); |
| |
| if (ret <= 0) |
| return ret; |
| else |
| plist_current = plist_current->flink; |
| |
| } while (plist_current != plist_head); |
| |
| ret = callback( |
| ldr_tbl_entry, |
| PE_CALLBACK_REASON_DONE, |
| context); |
| |
| return ret; |
| } |
| |
| |
| int pe_enum_modules_in_load_order(pe_enum_modules_callback * fn, void * ctx) |
| { |
| return pe_enum_modules(fn,IN_LOAD_ORDER_MODULE_LIST_OFFSET,ctx); |
| } |
| |
| |
| int pe_enum_modules_in_memory_order(pe_enum_modules_callback * fn, void * ctx) |
| { |
| return pe_enum_modules(fn,IN_MEMORY_ORDER_MODULE_LIST_OFFSET,ctx); |
| } |
| |
| |
| int pe_enum_modules_in_init_order(pe_enum_modules_callback * fn, void * ctx) |
| { |
| return pe_enum_modules(fn,IN_INITIALIZATION_ORDER_MODULE_LIST_OFFSET,ctx); |
| } |