adding OpenCV Manager

android/service/engine/jni/BinderComponent/TegraDetector.cpp

@@ -0,0 +1,53 @@
+#include "TegraDetector.h"
+#include <zlib.h>
+#include <string.h>
+
+#define KERNEL_CONFIG "/proc/config.gz"
+#define KERNEL_CONFIG_MAX_LINE_WIDTH 512
+#define KERNEL_CONFIG_TEGRA_MAGIC "CONFIG_ARCH_TEGRA=y"
+#define KERNEL_CONFIG_TEGRA2_MAGIC "CONFIG_ARCH_TEGRA_2x_SOC=y"
+#define KERNEL_CONFIG_TEGRA3_MAGIC "CONFIG_ARCH_TEGRA_3x_SOC=y"
+#define MAX_DATA_LEN    4096
+
+int DetectTegra()
+{
+    int result = TEGRA_NOT_TEGRA;
+    gzFile kernelConfig = gzopen(KERNEL_CONFIG, "r");
+    if (kernelConfig != 0)
+    {
+	char tmpbuf[KERNEL_CONFIG_MAX_LINE_WIDTH];
+	const char *tegra_config = KERNEL_CONFIG_TEGRA_MAGIC;
+	const char *tegra2_config = KERNEL_CONFIG_TEGRA2_MAGIC;
+	const char *tegra3_config = KERNEL_CONFIG_TEGRA3_MAGIC;
+	int len = strlen(tegra_config);
+	int len2 = strlen(tegra2_config);
+	int len3 = strlen(tegra3_config);
+	while (0 != gzgets(kernelConfig, tmpbuf, KERNEL_CONFIG_MAX_LINE_WIDTH))
+	{
+	    if (0 == strncmp(tmpbuf, tegra_config, len))
+	    {
+		result = 1;
+	    }
+
+	    if (0 == strncmp(tmpbuf, tegra2_config, len2))
+	    {
+		result = 2;
+		break;
+	    }
+	    
+	    if (0 == strncmp(tmpbuf, tegra3_config, len3))
+	    {
+		result = 3;
+		break;
+	    }
+
+	}
+	gzclose(kernelConfig);
+    }
+    else
+    {
+	result = TEGRA_DETECTOR_ERROR;
+    }
+    
+    return result;
+}