From ee0064532cba22668bca2e1d4b42c1aa258e3552 Mon Sep 17 00:00:00 2001
From: Tim Ruehsen <tim.ruehsen@gmx.de>
Date: Thu, 17 Apr 2014 12:31:06 +0200
Subject: [PATCH] added psl_builtin_filename()

---
 docs/libpsl/libpsl-sections.txt |  1 +
 include/libpsl.h                |  5 ++++-
 src/psl.c                       | 17 ++++++++++++++++-
 src/psl2c.c                     |  6 ++++--
 tools/psl.c                     |  1 +
 5 files changed, 26 insertions(+), 4 deletions(-)

diff --git a/docs/libpsl/libpsl-sections.txt b/docs/libpsl/libpsl-sections.txt
index 19f6599..c6eaa16 100644
--- a/docs/libpsl/libpsl-sections.txt
+++ b/docs/libpsl/libpsl-sections.txt
@@ -14,5 +14,6 @@ psl_suffix_exception_count
 psl_builtin_compile_time
 psl_builtin_file_time
 psl_builtin_sha1sum
+psl_builtin_filename
 psl_is_cookie_domain_acceptable
 </SECTION>
diff --git a/include/libpsl.h b/include/libpsl.h
index 9d4f8db..4ce408c 100644
--- a/include/libpsl.h
+++ b/include/libpsl.h
@@ -73,9 +73,12 @@ time_t
 // returns mtime of PSL source file
 time_t
 	psl_builtin_file_time(void);
-// returns MD5 checksum (hex-encoded, lowercase) of PSL source file
+// returns SHA1 checksum (hex-encoded, lowercase) of PSL source file
 const char *
 	psl_builtin_sha1sum(void);
+// returns file name of PSL source file
+const char *
+	psl_builtin_filename(void);
 
 
 #ifdef  __cplusplus
diff --git a/src/psl.c b/src/psl.c
index fd9f7fb..d96fd7f 100644
--- a/src/psl.c
+++ b/src/psl.c
@@ -618,7 +618,6 @@ time_t psl_builtin_file_time(void)
 	return _psl_file_time;
 }
 
-// returns MD5 checksum (hex-encoded, lowercase) of PSL source file
 /**
  * psl_builtin_sha1sum:
  *
@@ -636,6 +635,22 @@ const char *psl_builtin_sha1sum(void)
 	return _psl_sha1_checksum;
 }
 
+/**
+ * psl_builtin_filename:
+ *
+ * This function returns the file name of the Publix Suffix List file that has been built in.
+ *
+ * If the generation of built-in data has been disabled during compilation, an empty string will be returned.
+ *
+ * Returns: String containing the PSL file name or an empty string.
+ *
+ * Since: 0.1
+ */
+const char *psl_builtin_filename(void)
+{
+	return _psl_filename;
+}
+
 /**
  * psl_is_cookie_domain_acceptable:
  * @psl: PSL context pointer
diff --git a/src/psl2c.c b/src/psl2c.c
index c5bf12f..e55301c 100644
--- a/src/psl2c.c
+++ b/src/psl2c.c
@@ -380,7 +380,8 @@ int main(int argc, const char **argv)
 			st.st_mtime = 0;
 		fprintf(fpout, "static time_t _psl_file_time = %lu;\n", st.st_mtime);
 		fprintf(fpout, "static time_t _psl_compile_time = %lu;\n", time(NULL));
-		fprintf(fpout, "static char _psl_sha1_checksum[] = \"%s\";\n", checksum);
+		fprintf(fpout, "static const char _psl_sha1_checksum[] = \"%s\";\n", checksum);
+		fprintf(fpout, "static const char _psl_filename[] = \"%s\";\n", checksum);
 
 		if (fclose(fpout) != 0)
 			ret = 4;
@@ -396,7 +397,8 @@ int main(int argc, const char **argv)
 		fprintf(fpout, "static _psl_entry_t suffix_exceptions[0];\n");
 		fprintf(fpout, "static time_t _psl_file_time;\n");
 		fprintf(fpout, "static time_t _psl_compile_time;\n");
-		fprintf(fpout, "static char _psl_sha1_checksum[]= \"\";\n");
+		fprintf(fpout, "static const char _psl_sha1_checksum[] = \"\";\n");
+		fprintf(fpout, "static const char _psl_filename[] = \"\";\n");
 
 		if (fclose(fpout) != 0)
 			ret = 4;
diff --git a/tools/psl.c b/tools/psl.c
index 50ddb56..0e8c926 100644
--- a/tools/psl.c
+++ b/tools/psl.c
@@ -142,6 +142,7 @@ int main(int argc, const char *const *argv)
 		if (psl) {
 			printf("builtin suffixes: %d\n", psl_suffix_count(psl));
 			printf("builtin exceptions: %d\n", psl_suffix_exception_count(psl));
+			printf("builtin filename: %s\n", psl_builtin_filename());
 			printf("builtin compile time: %ld (%s)\n", psl_builtin_compile_time(), time2str(psl_builtin_compile_time()));
 			printf("builtin file time: %ld (%s)\n", psl_builtin_file_time(), time2str(psl_builtin_file_time()));
 			printf("builtin SHA1 file hash: %s\n", psl_builtin_sha1sum());