Blame src/info/pe_get_image_subsystem.c

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/***************************************************************/
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/*  perk: PE Resource Kit                                      */
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/*  Copyright (C) 2015--2021  Z. Gilboa                        */
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/*  Released under GPLv2 and GPLv3; see COPYING.PERK.          */
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/***************************************************************/
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#include <string.h>
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#include <perk/perk.h>
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#include <perk/perk_consts.h>
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#include <perk/perk_meta.h>
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static const char * const pe_subsystem_str[0x10] = {
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	[PE_IMAGE_SUBSYSTEM_UNKNOWN]                  = "unknown",
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	[PE_IMAGE_SUBSYSTEM_NATIVE]                   = "native",
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	[PE_IMAGE_SUBSYSTEM_WINDOWS_GUI]              = "windows",
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	[PE_IMAGE_SUBSYSTEM_WINDOWS_CUI]              = "console",
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	[PE_IMAGE_SUBSYSTEM_POSIX_CUI]                = "posix",
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	[PE_IMAGE_SUBSYSTEM_WINDOWS_CE_GUI]           = "wince",
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	[PE_IMAGE_SUBSYSTEM_EFI_APPLICATION]          = "efi_app",
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	[PE_IMAGE_SUBSYSTEM_EFI_BOOT_SERVICE_DRIVER]  = "efi_driver",
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	[PE_IMAGE_SUBSYSTEM_EFI_ROM]                  = "efi_rom",
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	[PE_IMAGE_SUBSYSTEM_XBOX]                     = "xbox"
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};
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int pe_get_image_subsystem(const struct pe_image_meta * m, struct pe_info_string * infostr)
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{
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	int subsystem;
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	if (m->r_obj)
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		subsystem = 0;
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	else if (m->m_opt.oh_img.coh_subsystem >= 0x10)
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		subsystem = -1;
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	else if (!pe_subsystem_str[m->m_opt.oh_img.coh_subsystem])
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		subsystem = -1;
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	else
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		subsystem = m->m_opt.oh_img.coh_subsystem;
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	if ((subsystem < 0) && infostr) {
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		strcpy(infostr->buffer,"INVALID");
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		return subsystem;
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	}
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	if (infostr)
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		strcpy(infostr->buffer,pe_subsystem_str[subsystem]);
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	return subsystem;
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}