49 mraa_board_t* plat = NULL;  variable
84     if (plat != NULL) {  in mraa_init()
119     if (plat != NULL) {  in mraa_init()
120         plat->platform_type = platform_type;  in mraa_init()
127     if (plat == NULL) {  in mraa_init()
128         plat = (mraa_board_t*) calloc(1, sizeof(mraa_board_t));  in mraa_init()
129         if (plat != NULL) {  in mraa_init()
130             plat->platform_type = MRAA_NULL_PLATFORM;  in mraa_init()
131             plat->platform_name = "Unknown platform";  in mraa_init()
135     if (plat != NULL) {  in mraa_init()
136         mraa_platform_t usb_platform_type = mraa_usb_platform_extender(plat);  in mraa_init()
137 …  if (plat->platform_type == MRAA_UNKNOWN_PLATFORM && usb_platform_type != MRAA_UNKNOWN_PLATFORM) {  in mraa_init()
138             plat->platform_type = usb_platform_type;  in mraa_init()
143     if (plat == NULL) {  in mraa_init()
152     if (plat != NULL) {  in mraa_init()
153         int length = strlen(plat->platform_name) + 1;  in mraa_init()
155             length += strlen(plat->sub_platform->platform_name);  in mraa_init()
159 …snprintf(platform_name, length, "%s + %s", plat->platform_name, plat->sub_platform->platform_name);  in mraa_init()
161             strncpy(platform_name, plat->platform_name, length);  in mraa_init()
172     if (plat != NULL) {  in mraa_deinit()
173         if (plat->pins != NULL) {  in mraa_deinit()
174             free(plat->pins);  in mraa_deinit()
176         mraa_board_t* sub_plat = plat->sub_platform;  in mraa_deinit()
183         free(plat);  in mraa_deinit()
338     return (plat != NULL) && (plat->sub_platform != NULL);  in mraa_has_sub_platform()
344     if (plat == NULL)  in mraa_pin_mode_test()
347     mraa_board_t* current_plat = plat;  in mraa_pin_mode_test()
349         current_plat = plat->sub_platform;  in mraa_pin_mode_test()
406     if (plat == NULL)  in mraa_get_platform_type()
408     return plat->platform_type;  in mraa_get_platform_type()
415 …int sub_type = mraa_has_sub_platform() ? plat->sub_platform->platform_type : MRAA_UNKNOWN_PLATFORM;  in mraa_get_platform_combined_type()
422     if (plat == NULL)  in mraa_adc_raw_bits()
425     if (plat->aio_count == 0)  in mraa_adc_raw_bits()
428     return plat->adc_raw;  in mraa_adc_raw_bits()
440         if (plat->sub_platform->aio_count == 0)  in mraa_get_platform_adc_raw_bits()
443         return plat->sub_platform->adc_raw;  in mraa_get_platform_adc_raw_bits()
451     if (plat == NULL)  in mraa_adc_supported_bits()
454     if (plat->aio_count == 0)  in mraa_adc_supported_bits()
457     return plat->adc_supported;  in mraa_adc_supported_bits()
469         if (plat->sub_platform->aio_count == 0)  in mraa_get_platform_adc_supported_bits()
472         return plat->sub_platform->adc_supported;  in mraa_get_platform_adc_supported_bits()
485     if (plat == NULL) {  in mraa_get_platform_version()
489         return plat->platform_version;  in mraa_get_platform_version()
491         return plat->sub_platform->platform_version;  in mraa_get_platform_version()
498     if (plat == NULL) {  in mraa_get_i2c_bus_count()
501     return plat->i2c_bus_count;  in mraa_get_i2c_bus_count()
507     if (plat == NULL) {  in mraa_get_i2c_bus_id()
511     if (i2c_bus >= plat->i2c_bus_count) {  in mraa_get_i2c_bus_id()
515     return plat->i2c_bus[i2c_bus].bus_id;  in mraa_get_i2c_bus_id()
521     if (plat == NULL) {  in mraa_get_pin_count()
524     return plat->phy_pin_count;  in mraa_get_pin_count()
534            return plat->sub_platform->phy_pin_count;  in mraa_get_platform_pin_count()
544     if (plat == NULL)  in mraa_get_pin_name()
547     mraa_board_t* current_plat = plat;  in mraa_get_pin_name()
549         current_plat = plat->sub_platform;  in mraa_get_pin_name()
565     if (plat == NULL)  in mraa_get_default_i2c_bus()
568         return plat->def_i2c_bus;  in mraa_get_default_i2c_bus()
571            return plat->sub_platform->def_i2c_bus;  in mraa_get_default_i2c_bus()