From e343a687474e1f4f8837852dfafc30c8736bafab Mon Sep 17 00:00:00 2001
From: midipix <writeonce@midipix.org>
Date: Sat, 28 Nov 2015 14:26:12 -0500
Subject: pretty printer: improved yaml support (import libraries, ,exported
 symbols).

---
 src/output/pe_output_export_symbols.c   | 22 +++++++++++++++-
 src/output/pe_output_import_libraries.c | 45 +++++++++++++++++++--------------
 2 files changed, 47 insertions(+), 20 deletions(-)

(limited to 'src/output')

diff --git a/src/output/pe_output_export_symbols.c b/src/output/pe_output_export_symbols.c
index d52bfe4..e6f4d5c 100644
--- a/src/output/pe_output_export_symbols.c
+++ b/src/output/pe_output_export_symbols.c
@@ -5,8 +5,23 @@
 #include <errno.h>
 
 #include <perk/perk.h>
+#include <perk/perk_output.h>
 #include "perk_output_impl.h"
 
+static void pretty_header(const struct pe_common_ctx * cctx, FILE * fout)
+{
+	if (cctx->fmtflags & PERK_PRETTY_YAML)
+		fputs("exports:\n",fout);
+}
+
+static void pretty_export_item(const struct pe_common_ctx * cctx, const char * name, FILE * fout)
+{
+	if (cctx->fmtflags & PERK_PRETTY_YAML)
+		fprintf(fout,"- %s\n",name);
+	else
+		fprintf(fout,"%s\n",name);
+}
+
 int pe_output_export_symbols(
 	const struct pe_image_meta *	m,
 	const struct pe_common_ctx *	cctx,
@@ -23,11 +38,16 @@ int pe_output_export_symbols(
 	if (!(fout = pe_output_prolog(cctx,fout,&ftmp)))
 		return -1;
 
+	pretty_header(cctx,fout);
+
 	offset	= m->hedata->virtual_addr - m->hedata->ptr_to_raw_data;
 	symrva	= (uint32_t *)((uintptr_t)m->image.addr + (m->edata.name_ptr_rva - offset));
 
 	for (i=0; i<m->edata.num_of_name_ptrs; i++)
-		fprintf(fout,"%s\n",(char *)((uintptr_t)m->image.addr + symrva[i] - offset));
+		pretty_export_item(
+			cctx,
+			(char *)((uintptr_t)m->image.addr + symrva[i] - offset),
+			fout);
 
 	return pe_output_epilog(0,ftmp);
 }
diff --git a/src/output/pe_output_import_libraries.c b/src/output/pe_output_import_libraries.c
index 2b864fb..40d1a08 100644
--- a/src/output/pe_output_import_libraries.c
+++ b/src/output/pe_output_import_libraries.c
@@ -8,22 +8,30 @@
 #include <perk/perk_output.h>
 #include "perk_output_impl.h"
 
-enum impsym_prefix_tag {
-	IMPSYM_PREFIX_DEFAULT,
-	IMPSYM_PREFIX_YAML
-};
+static void pretty_header(const struct pe_common_ctx * cctx, FILE * fout)
+{
+	if (cctx->fmtflags & PERK_PRETTY_YAML)
+		fputs("imports:\n",fout);
+}
 
-static const char * const impsym_prefix_arr[] = {
-	"--> ",
-	"- "
-};
+static void pretty_implib_header(const struct pe_common_ctx * cctx, const char * name, FILE * fout)
+{
+	if ((cctx->fmtflags & PERK_PRETTY_YAML) && (cctx->fmtflags & PERK_OUTPUT_IMPORT_SYMS))
+		fprintf(fout,"  %s:\n",name);
+	else if (cctx->fmtflags & PERK_PRETTY_YAML)
+		fprintf(fout,"- %s:\n",name);
+	else if (cctx->fmtflags & PERK_OUTPUT_IMPORT_SYMS)
+		fprintf(fout,"%s:\n",name);
+	else
+		fprintf(fout,"%s\n",name);
+}
 
-static const char * pretty_impsym_prefix(const struct pe_common_ctx * cctx)
+static void pretty_implib_item(const struct pe_common_ctx * cctx, const char * name, FILE * fout)
 {
 	if (cctx->fmtflags & PERK_PRETTY_YAML)
-		return impsym_prefix_arr[IMPSYM_PREFIX_YAML];
+		fprintf(fout,"  - %s\n",name);
 	else
-		return impsym_prefix_arr[IMPSYM_PREFIX_DEFAULT];
+		fprintf(fout,"%s\n",name);
 }
 
 int pe_output_import_libraries(
@@ -33,7 +41,6 @@ int pe_output_import_libraries(
 {
 	FILE *		ftmp;
 	int		i,j;
-	const char *	impsym_prefix;
 
 	if (!m->summary.num_of_implibs)
 		return 0;
@@ -41,19 +48,19 @@ int pe_output_import_libraries(
 	if (!(fout = pe_output_prolog(cctx,fout,&ftmp)))
 		return -1;
 
-	impsym_prefix = pretty_impsym_prefix(cctx);
+	pretty_header(cctx,fout);
 
 	for (i=0; i<m->summary.num_of_implibs; i++) {
-		if (cctx->fmtflags & PERK_OUTPUT_IMPORT_SYMS)
-			fprintf(fout,"%s:\n",m->idata[i].name);
-		else
-			fprintf(fout,"%s\n",m->idata[i].name);
+		pretty_implib_header(cctx,m->idata[i].name,fout);
 
 		if (cctx->fmtflags & PERK_OUTPUT_IMPORT_SYMS)
 			for (j=0; j<m->idata[i].count; j++)
 				if (m->idata[i].items[j].name)
-					fprintf(fout,"%s%s\n",
-						impsym_prefix,m->idata[i].items[j].name);
+					pretty_implib_item(
+						cctx,
+						m->idata[i].items[j].name,
+						fout);
+
 	}
 
 	return pe_output_epilog(0,ftmp);
-- 
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