From 908d4966b3578c419753e7a83c214adaec2327be Mon Sep 17 00:00:00 2001
From: Ivan Nardi <12729895+IvanNardi@users.noreply.github.com>
Date: Tue, 25 Feb 2025 10:03:36 +0100
Subject: Add a basic example to show how to use geo API (#2747)

Credits to @LTxAlves
---
 tests/performance/Makefile.in |  8 +++++++-
 tests/performance/geo.c       | 35 +++++++++++++++++++++++++++++++++++
 2 files changed, 42 insertions(+), 1 deletion(-)
 create mode 100644 tests/performance/geo.c

diff --git a/tests/performance/Makefile.in b/tests/performance/Makefile.in
index d342f8483..3041d22f5 100644
--- a/tests/performance/Makefile.in
+++ b/tests/performance/Makefile.in
@@ -2,7 +2,7 @@ INC=-I ../../src/include/ -I ../../src/lib/third_party/include/
 LIB=../../src/lib/libndpi.a @ADDITIONAL_LIBS@ @LIBS@
 
 TOOLS=substringsearch patriciasearch gcrypt-int gcrypt-gnu strnstr
-TESTS=substring_test patricia_test strnstr_test
+TESTS=substring_test patricia_test strnstr_test geo_test
 
 
 all: $(TESTS)
@@ -21,12 +21,18 @@ substringsearch: substringsearch.c Makefile
 strnstr: strnstr.cpp Makefile
 	$(CXX) $(INC) @CFLAGS@ strnstr.cpp -o strnstr
 
+geo: geo.c Makefile
+	$(CC) $(INC) @CFLAGS@ geo.c -o geo $(LIB)
+
 substring_test: substringsearch top-1m.csv
 	./substringsearch
 
 strnstr_test: strnstr
 	./strnstr
 
+geo_test: geo
+	./geo
+
 #
 
 patriciasearch: patriciasearch.c Makefile
diff --git a/tests/performance/geo.c b/tests/performance/geo.c
new file mode 100644
index 000000000..f3b395b01
--- /dev/null
+++ b/tests/performance/geo.c
@@ -0,0 +1,35 @@
+#include <ndpi_api.h>
+#include <stdio.h>
+
+int main()
+{
+    struct ndpi_detection_module_struct *ndpi_info_mod;
+    int rc;
+
+    ndpi_info_mod = ndpi_init_detection_module(NULL);
+    if (ndpi_info_mod == NULL)
+        return 1;
+
+    ndpi_finalize_initialization(ndpi_info_mod);
+
+    rc = ndpi_load_geoip(ndpi_info_mod, "GeoLite2-City.mmdb", "GeoLite2-ASN.mmdb");
+    if(rc != 0) {
+        fprintf(stderr, "Error loading db files: %d\n", rc);
+        return 1;
+    }
+
+    char country[50], continent[50], city[50];
+
+    ndpi_get_geoip_country_continent_city(ndpi_info_mod, "24.124.1.8", country, sizeof(country), continent, sizeof(continent), city, sizeof(city));
+    printf("1\n\tCountry: %s\n\tContinent: %s\n\tCity: %s\n", country, continent, city);
+    ndpi_get_geoip_country_continent_city(ndpi_info_mod, "8.8.8.8", country, sizeof(country), continent, sizeof(continent), city, sizeof(city));
+    printf("2\n\tCountry: %s\n\tContinent: %s\n\tCity: %s\n", country, continent, city);
+    ndpi_get_geoip_country_continent_city(ndpi_info_mod, "161.148.164.31", country, sizeof(country), continent, sizeof(continent), city, sizeof(city));
+    printf("3\n\tCountry: %s\n\tContinent: %s\n\tCity: %s\n", country, continent, city);
+    ndpi_get_geoip_country_continent_city(ndpi_info_mod, "184.74.73.88", country, sizeof(country), continent, sizeof(continent), city, sizeof(city));
+    printf("4\n\tCountry: %s\n\tContinent: %s\n\tCity: %s\n", country, continent, city);
+
+    ndpi_exit_detection_module(ndpi_info_mod);
+
+    return 0;
+}
-- 
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