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/*****************************************************************************/
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/* pemagination: a (virtual) tour into portable bits and executable bytes */
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/* Copyright (C) 2013,2014,2015 Z. Gilboa */
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/* Released under GPLv2 and GPLv3; see COPYING.PEMAGINE. */
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/*****************************************************************************/
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#include <psxtypes/psxtypes.h>
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#include <pemagine/pemagine.h>
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struct pe_module_info_ctx {
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uintptr_t sym_addr;
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struct pe_ldr_tbl_entry * image_ldr_tbl_entry;
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};
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static int pe_get_symbol_module_info_callback(
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struct pe_ldr_tbl_entry * ldr_tbl_entry,
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enum pe_callback_reason reason,
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void * context)
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{
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uintptr_t image_base;
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uintptr_t image_size;
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struct pe_module_info_ctx * ctx;
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if (reason != PE_CALLBACK_REASON_ITEM)
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return 1;
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ctx = (struct pe_module_info_ctx *)context;
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image_base = (uintptr_t)(ldr_tbl_entry->dll_base);
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image_size = (uintptr_t)(ldr_tbl_entry->size_of_image);
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if ((ctx->sym_addr > image_base) && (ctx->sym_addr < image_base + image_size)) {
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/* within bounds */
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ctx->image_ldr_tbl_entry = ldr_tbl_entry;
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return 0;
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} else
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return 1;
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}
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pe_api
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struct pe_ldr_tbl_entry * pe_get_symbol_module_info(const void * sym_addr)
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{
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struct pe_module_info_ctx ctx;
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ctx.sym_addr = (uintptr_t)sym_addr;
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ctx.image_ldr_tbl_entry = 0;
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pe_enum_modules_in_load_order(
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pe_get_symbol_module_info_callback,
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&ctx;;
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return ctx.image_ldr_tbl_entry;
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}
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