mraa: add mraa_get_platform_name

getPlatformName for c++/swig API
Closes #35

Signed-off-by: Thomas Ingleby <thomas.c.ingleby@intel.com>

api/mraa/common.h

@@ -26,6 +26,8 @@
 
 #include "types.h"
 
+#define MRAA_PLATFORM_NAME_MAX_SIZE 64
+
 /** @file
  *
  * This file defines the basic shared values for libmraa
@@ -186,6 +188,8 @@ typedef struct {
     int pwm_default_period; /**< The default PWM period is US */
     int pwm_max_period; /**< Maximum period in us */
     int pwm_min_period; /**< Minimum period in us */
+    unsigned int platform_name_length; /**< Platform Name length */
+    char* platform_name; /**< Platform Name pointer */
     mraa_pininfo_t* pins;     /**< Pointer to pin array */
     /*@}*/
 } mraa_board_t;
@@ -247,6 +251,13 @@ unsigned int mraa_adc_supported_bits();
  */
 mraa_result_t mraa_set_log_level(int level);
 
+/**
+ * Return the Platform's Name, If no platform detected return "Unknown"
+ *
+ * @return platform name
+ */
+char* mraa_get_platform_name();
+
 #ifdef __cplusplus
 }
 #endif

api/mraa/common.hpp

@@ -116,6 +116,17 @@ inline unsigned int adcSupportedBits()
     return mraa_adc_supported_bits();
 }
 
+/**
+ * Return Platform Name. "Unknown" if no platform inited.
+ *
+ * @return platform name
+ */
+inline std::string getPlatformName()
+{
+    std::string ret_val(mraa_get_platform_name());
+    return ret_val;
+}
+
 /**
  * Sets the log level to use from 0-7 where 7 is very verbose. These are the
  * syslog log levels, see syslog(3) for more information on the levels.

src/intel_de3815.c

@@ -28,6 +28,7 @@
 #include "common.h"
 #include "intel_de3815.h"
 
+#define PLATFORM_NAME "Intel DE3815"
 #define MAX_SIZE 64
 #define SYSFS_CLASS_GPIO "/sys/class/gpio"
 
@@ -38,6 +39,10 @@ mraa_intel_de3815()
     if (b == NULL)
         return NULL;
 
+    b->platform_name_length = strlen(PLATFORM_NAME) + 1;
+    b->platform_name = (char*) malloc(sizeof(char) * b->platform_name_length);
+    strncpy(b->platform_name, PLATFORM_NAME, b->platform_name_length);
+
     b->phy_pin_count = 18;
     //b->gpio_count = 14;
     b->aio_count = 0;

src/intel_edison_fab_c.c

@@ -30,6 +30,7 @@
 #include "common.h"
 #include "intel_edison_fab_c.h"
 
+#define PLATFORM_NAME "Intel Edison"
 #define SYSFS_CLASS_GPIO "/sys/class/gpio"
 #define SYSFS_PINMODE_PATH "/sys/kernel/debug/gpio_debug/gpio"
 #define MAX_SIZE 64
@@ -972,6 +973,10 @@ mraa_intel_edison_fab_c()
     if (b == NULL)
         return NULL;
 
+    b->platform_name_length = strlen(PLATFORM_NAME) + 1;
+    b->platform_name = (char*) malloc(sizeof(char) * b->platform_name_length);
+    strncpy(b->platform_name, PLATFORM_NAME, b->platform_name_length);
+
     // This seciton will also check if the arduino board is there
     tristate = mraa_gpio_init_raw(214);
     if (tristate == NULL) {

src/intel_galileo_rev_d.c

@@ -30,6 +30,7 @@
 #include "intel_galileo_rev_d.h"
 
 #define UIO_PATH "/dev/uio0"
+#define PLATFORM_NAME "Intel Galileo Gen 1"
 
 static uint8_t *mmap_reg = NULL;
 static int mmap_fd = 0;
@@ -123,6 +124,10 @@ mraa_intel_galileo_rev_d()
     if (b == NULL)
         return NULL;
 
+    b->platform_name_length = strlen(PLATFORM_NAME) + 1;
+    b->platform_name = (char*) malloc(sizeof(char) * b->platform_name_length);
+    strncpy(b->platform_name, PLATFORM_NAME, b->platform_name_length);
+
     b->phy_pin_count = 20;
     b->gpio_count = 14;
     b->aio_count = 6;

src/intel_galileo_rev_g.c

@@ -32,6 +32,7 @@
 
 #define MAX_SIZE 64
 #define SYSFS_CLASS_GPIO "/sys/class/gpio"
+#define PLATFORM_NAME "Intel Galileo Gen 2"
 
 #define UIO_PATH "/dev/uio0"
 
@@ -275,6 +276,10 @@ mraa_intel_galileo_gen2()
     if (b == NULL)
         return NULL;
 
+    b->platform_name_length = strlen(PLATFORM_NAME) + 1;
+    b->platform_name = (char*) malloc(sizeof(char) * b->platform_name_length);
+    strncpy(b->platform_name, PLATFORM_NAME, b->platform_name_length);
+
     b->phy_pin_count = 20;
     b->gpio_count = 14;
     b->aio_count = 6;

src/intel_minnow_max.c

@@ -28,6 +28,7 @@
 #include "common.h"
 #include "intel_minnow_max.h"
 
+#define PLATFORM_NAME "MinnowBoard MAX"
 #define I2C_BUS_COUNT 10
 #define I2C_BUS_DEFAULT 7
 
@@ -76,6 +77,10 @@ mraa_intel_minnow_max()
     if (b == NULL)
         return NULL;
 
+    b->platform_name_length = strlen(PLATFORM_NAME) + 1;
+    b->platform_name = (char*) malloc(sizeof(char) * b->platform_name_length);
+    strncpy(b->platform_name, PLATFORM_NAME, b->platform_name_length);
+
     b->phy_pin_count = MRAA_INTEL_MINNOW_MAX_PINCOUNT;
     //b->gpio_count = 14;
     b->aio_count = 0;

src/mraa.c

@@ -332,3 +332,11 @@ mraa_setup_uart(int index)
 
     return MRAA_SUCCESS;
 }
+
+char*
+mraa_get_platform_name()
+{
+    if (plat == NULL)
+        return "Unknown";
+    return plat->platform_name;
+}