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