Add the ability to display a hexadecimal 32 bit unsigned integer to the API.

api.c

@@ -729,6 +729,10 @@ static struct api_data *api_add_data_full(struct api_data *root, char *name, enu
 				api_data->data = (void *)malloc(sizeof(uint32_t));
 				*((uint32_t *)(api_data->data)) = *((uint32_t *)data);
 				break;
+			case API_HEX32:
+				api_data->data = (void *)malloc(sizeof(uint32_t));
+				*((uint32_t *)(api_data->data)) = *((uint32_t *)data);
+				break;
 			case API_UINT64:
 				api_data->data = (void *)malloc(sizeof(uint64_t));
 				*((uint64_t *)(api_data->data)) = *((uint64_t *)data);
@@ -815,6 +819,11 @@ struct api_data *api_add_uint32(struct api_data *root, char *name, uint32_t *dat
 	return api_add_data_full(root, name, API_UINT32, (void *)data, copy_data);
 }
 
+struct api_data *api_add_hex32(struct api_data *root, char *name, uint32_t *data, bool copy_data)
+{
+	return api_add_data_full(root, name, API_HEX32, (void *)data, copy_data);
+}
+
 struct api_data *api_add_uint64(struct api_data *root, char *name, uint64_t *data, bool copy_data)
 {
 	return api_add_data_full(root, name, API_UINT64, (void *)data, copy_data);
@@ -958,6 +967,9 @@ static struct api_data *print_data(struct api_data *root, char *buf, bool isjson
 			case API_UINT32:
 				sprintf(buf, "%"PRIu32, *((uint32_t *)(root->data)));
 				break;
+			case API_HEX32:
+				snprintf(buf, sizeof(buf), "0x%08x", *((uint32_t *)(root->data)));
+				break;
 			case API_UINT64:
 				sprintf(buf, "%"PRIu64, *((uint64_t *)(root->data)));
 				break;

miner.h

@@ -1441,6 +1441,7 @@ enum api_data_type {
 	API_INT,
 	API_UINT,
 	API_UINT32,
+	API_HEX32,
 	API_UINT64,
 	API_DOUBLE,
 	API_ELAPSED,
@@ -1477,6 +1478,7 @@ extern struct api_data *api_add_uint16(struct api_data *root, char *name, uint16
 extern struct api_data *api_add_int(struct api_data *root, char *name, int *data, bool copy_data);
 extern struct api_data *api_add_uint(struct api_data *root, char *name, unsigned int *data, bool copy_data);
 extern struct api_data *api_add_uint32(struct api_data *root, char *name, uint32_t *data, bool copy_data);
+extern struct api_data *api_add_hex32(struct api_data *root, char *name, uint32_t *data, bool copy_data);
 extern struct api_data *api_add_uint64(struct api_data *root, char *name, uint64_t *data, bool copy_data);
 extern struct api_data *api_add_double(struct api_data *root, char *name, double *data, bool copy_data);
 extern struct api_data *api_add_elapsed(struct api_data *root, char *name, double *data, bool copy_data);