info api: pe_get_image_subtype(): initial implementation.

1 files changed, 35 insertions, 0 deletions

diff --git a/src/logic/pe_get_image_subtype.c b/src/logic/pe_get_image_subtype.c
new file mode 100644
index 0000000..7e19ef1
--- /dev/null
+++ b/src/logic/pe_get_image_subtype.c
@@ -0,0 +1,35 @@
+/***************************************************************/
+/*  perk: PE Resource Kit                                      */
+/*  Copyright (C) 2015--2016  Z. Gilboa                        */
+/*  Released under GPLv2 and GPLv3; see COPYING.PERK.          */
+/***************************************************************/
+
+#include <string.h>
+
+#include <perk/perk.h>
+#include <perk/perk_meta.h>
+
+/* todo: object, unrecognized */
+
+static const char const * pe_subtype_str[PE_SUBTYPE_CAP] = {
+	[PE_SUBTYPE_UNRECOGNIZED]   = "UNRECOGNIZED",
+	[PE_SUBTYPE_DLL]            = "dll",
+	[PE_SUBTYPE_EXE]            = "exe",
+	[PE_SUBTYPE_OBJ]            = "obj",
+};
+
+int pe_get_image_subtype(const struct pe_image_meta * m, struct pe_info_string * infostr)
+{
+	int subtype;
+
+	if (m->coff.characteristics & PE_IMAGE_FILE_DLL)
+		subtype = PE_SUBTYPE_DLL;
+
+	else
+		subtype = PE_SUBTYPE_EXE;
+
+	if (infostr)
+		strcpy(infostr->buffer,pe_subtype_str[subtype]);
+
+	return subtype;
+}