diff --git a/cmp_tool.c b/cmp_tool.c
index ab0febd1c069f21857ea68f7e95c82b626f72a55..fd8401f96975fd06a4c82b7a0216758ab33aae2a 100755
--- a/cmp_tool.c
+++ b/cmp_tool.c
@@ -502,7 +502,7 @@ static enum cmp_ent_data_type cmp_ent_map_cmp_mode_data_type(uint32_t cmp_mode)
 
 	/* set raw bit if needed */
 	if (raw_mode_is_used(cmp_mode))
-		data_type |= 1UL << RAW_BIT_IN_DATA_TYPE;
+		data_type |= 1UL << RAW_BIT_DATA_TYPE_POS;
 
 	return data_type;
 }
diff --git a/include/cmp_entity.h b/include/cmp_entity.h
index bce7af674331181815d41f6ea35723273d4adef8..2d6bf542f1ec5b0c25f63fd257a2c3fbb325f78d 100644
--- a/include/cmp_entity.h
+++ b/include/cmp_entity.h
@@ -75,7 +75,7 @@ enum cmp_ent_data_type {
 
 #define CMP_ENTITY_MAX_SIZE 0xFFFFFFUL
 
-#define RAW_BIT_IN_DATA_TYPE 15U
+#define RAW_BIT_DATA_TYPE_POS 15U
 
 #define CMP_TOOL_VERSION_ID_BIT 0x80000000U
 
@@ -128,7 +128,7 @@ compile_time_assert(sizeof(struct non_imagette_header) == SPECIFIC_NON_IMAGETTE_
 
 __extension__
 struct cmp_entity {
-	uint32_t asw_version_id;		/* ICU ASW Version ID */
+	uint32_t version_id;			/* ICU ASW/cmp_tool Version ID */
 	uint32_t cmp_ent_size:24;		/* Compression Entity Size */
 	uint32_t original_size:24;		/* Original Data Size */
 	union {
@@ -163,7 +163,7 @@ size_t cmp_ent_create(struct cmp_entity *ent, enum cmp_ent_data_type data_type,
 
 /* create a compression entity and set the header fields */
 size_t cmp_ent_build(struct cmp_entity *ent, enum cmp_ent_data_type data_type,
-		     uint32_t asw_version_id, uint64_t start_time,
+		     uint32_t version_id, uint64_t start_time,
 		     uint64_t end_time, uint16_t model_id, uint8_t model_counter,
 		     struct cmp_info *info, struct cmp_cfg *cfg);
 
@@ -173,7 +173,7 @@ int cmp_ent_read_imagette_header(struct cmp_entity *ent, struct cmp_info *info);
 
 
 /* set functions for generic compression entity header */
-int cmp_ent_set_asw_version_id(struct cmp_entity *ent, uint32_t asw_version_id);
+int cmp_ent_set_version_id(struct cmp_entity *ent, uint32_t version_id);
 int cmp_ent_set_size(struct cmp_entity *ent, uint32_t cmp_ent_size);
 
 int cmp_ent_set_original_size(struct cmp_entity *ent, uint32_t original_size);
@@ -235,7 +235,7 @@ int cmp_ent_set_non_ima_cmp_par6(struct cmp_entity *ent, uint32_t cmp_par6_used)
 
 
 /* get functions for generic compression entity header */
-uint32_t cmp_ent_get_asw_version_id(struct cmp_entity *ent);
+uint32_t cmp_ent_get_version_id(struct cmp_entity *ent);
 uint32_t cmp_ent_get_size(struct cmp_entity *ent);
 uint32_t cmp_ent_get_original_size(struct cmp_entity *ent);
 
diff --git a/lib/cmp_entity.c b/lib/cmp_entity.c
index 44b2d968b8b9b5baac107878626cc9c4a905dfed..84f784d0993f62f12336966ce398ec7ff33f3e1d 100644
--- a/lib/cmp_entity.c
+++ b/lib/cmp_entity.c
@@ -84,7 +84,7 @@ uint32_t cmp_ent_cal_hdr_size(enum cmp_ent_data_type data_type)
 		return 0;
 	}
 
-	if ((data_type >> RAW_BIT_IN_DATA_TYPE) & 1U)
+	if ((data_type >> RAW_BIT_DATA_TYPE_POS) & 1U)
 		return GENERIC_HEADER_SIZE;
 
 	return 0;
@@ -112,17 +112,17 @@ int cmp_ent_data_type_valid(enum cmp_ent_data_type data_type)
  * @brief set ICU ASW Version ID in the compression entity header
  *
  * @param ent			pointer to a compression entity
- * @param asw_version_id	the applications software version identifier
+ * @param version_id	the applications software version identifier
  *
  * @returns 0 on success, otherwise error
  */
 
-int cmp_ent_set_asw_version_id(struct cmp_entity *ent, uint32_t asw_version_id)
+int cmp_ent_set_version_id(struct cmp_entity *ent, uint32_t version_id)
 {
 	if (!ent)
 		return -1;
 
-	ent->asw_version_id = cpu_to_be32(asw_version_id);
+	ent->version_id = cpu_to_be32(version_id);
 
 	return 0;
 }
@@ -939,12 +939,12 @@ int cmp_ent_set_non_ima_cmp_par6(struct cmp_entity *ent, uint32_t cmp_par_6_used
  * @returns the ASW version identifier on success, 0 on error
  */
 
-uint32_t cmp_ent_get_asw_version_id(struct cmp_entity *ent)
+uint32_t cmp_ent_get_version_id(struct cmp_entity *ent)
 {
 	if (!ent)
 		return 0;
 
-	return be32_to_cpu(ent->asw_version_id);
+	return be32_to_cpu(ent->version_id);
 }
 
 
@@ -1136,7 +1136,7 @@ int cmp_ent_get_data_type_raw_bit(struct cmp_entity *ent)
 	if (!ent)
 		return 0;
 
-	return (be16_to_cpu(ent->data_type) >> RAW_BIT_IN_DATA_TYPE) & 1U;
+	return (be16_to_cpu(ent->data_type) >> RAW_BIT_DATA_TYPE_POS) & 1U;
 }
 
 
@@ -1934,7 +1934,7 @@ size_t cmp_ent_create(struct cmp_entity *ent, enum cmp_ent_data_type data_type,
  * @param ent			pointer to a compression entity; if NULL, the
  *	function returns the needed size
  * @param data_type		compression entity data product type
- * @param asw_version_id	applications software version identifier
+ * @param version_id	applications software version identifier
  * @param start_time		compression start timestamp (coarse and fine)
  * @param end_time		compression end timestamp (coarse and fine)
  * @param model_id		model identifier
@@ -1947,7 +1947,7 @@ size_t cmp_ent_create(struct cmp_entity *ent, enum cmp_ent_data_type data_type,
  */
 
 size_t cmp_ent_build(struct cmp_entity *ent, enum cmp_ent_data_type data_type,
-		     uint32_t asw_version_id, uint64_t start_time,
+		     uint32_t version_id, uint64_t start_time,
 		     uint64_t end_time, uint16_t model_id, uint8_t model_counter,
 		     struct cmp_info *info, struct cmp_cfg *cfg)
 {
@@ -1961,7 +1961,7 @@ size_t cmp_ent_build(struct cmp_entity *ent, enum cmp_ent_data_type data_type,
 		return 0;
 
 	if (ent) {
-		if (cmp_ent_set_asw_version_id(ent, asw_version_id))
+		if (cmp_ent_set_version_id(ent, version_id))
 			return 0;
 		if (cmp_ent_set_start_timestamp(ent, start_time))
 			return 0;
@@ -2194,20 +2194,20 @@ void cmp_ent_print(struct cmp_entity *ent)
 
 static void cmp_ent_parse_generic_header(struct cmp_entity *ent)
 {
-	uint32_t asw_version_id, cmp_ent_size, original_size, cmp_mode_used,
+	uint32_t version_id, cmp_ent_size, original_size, cmp_mode_used,
 		 model_value_used, model_id, model_counter, lossy_cmp_par_used,
 		 start_coarse_time, end_coarse_time;
 	uint16_t start_fine_time, end_fine_time;
 	enum cmp_ent_data_type data_type;
 	int raw_bit;
 
-	asw_version_id = cmp_ent_get_asw_version_id(ent);
-	if (asw_version_id & CMP_TOOL_VERSION_ID_BIT) {
-		uint16_t major = (asw_version_id & 0x7FFF0000U) >> 16U;
-		uint16_t minor = asw_version_id & 0xFFFFU;
-		printf("Compressed with cmp_tool version: %u.%02u\n", major,minor);
+	version_id = cmp_ent_get_version_id(ent);
+	if (version_id & CMP_TOOL_VERSION_ID_BIT) {
+		uint16_t major = (version_id & 0x7FFF0000U) >> 16U;
+		uint16_t minor = version_id & 0xFFFFU;
+		printf("Compressed with cmp_tool version: %u.%02u\n", major, minor);
 	} else
-		printf("ICU ASW Version ID: %u\n", asw_version_id);
+		printf("ICU ASW Version ID: %u\n", version_id);
 
 	cmp_ent_size = cmp_ent_get_size(ent);
 	printf("Compression Entity Size: %u byte\n", cmp_ent_size);
diff --git a/lib/cmp_io.c b/lib/cmp_io.c
index 9dae3b9e44978d17c7c8c45777cb7b2801012666..bbd44c184ed73bdad31613cde5be9bcf5d6362bc 100644
--- a/lib/cmp_io.c
+++ b/lib/cmp_io.c
@@ -937,6 +937,7 @@ static const char *skip_space(const char *str)
 static const char *skip_comment(const char *str)
 {
 	char c = *str;
+
 	if (c == '#') {
 		do {
 			str++;
@@ -1040,14 +1041,15 @@ static ssize_t str2uint8_arr(const char *str, uint8_t *data, uint32_t n_word,
 	errno = 0;
 
 	if (!data)
-		n_word =~0;
+		n_word = ~0;
 
 	if (!file_name)
 		file_name = "unknown file name";
 
-	for (i=0; i < n_word; ) {
+	for (i = 0; i < n_word; ) {
 		uint8_t read_val;
 		unsigned char c = *nptr;
+
 		if (c == '\0') {
 			if (!data)  /* finished counting the sample */
 				break;
@@ -1140,15 +1142,15 @@ ssize_t read_file8(const char *file_name, uint8_t *buf, uint32_t n_word, int ver
 	char *file_cpy = NULL;
 	long file_size;
 	ssize_t size;
+	size_t ret_code;
 
 	if (!file_name)
 		abort();
 
 	errno = 0;
 	fp = fopen(file_name, "r");
-	if (fp == NULL) {
+	if (fp == NULL)
 		goto fail;
-	}
 
 	/* Get the number of bytes */
 	if (fseek(fp, 0L, SEEK_END) != 0)
@@ -1172,8 +1174,8 @@ ssize_t read_file8(const char *file_name, uint8_t *buf, uint32_t n_word, int ver
 	}
 
 	/* copy all the text into the file_cpy buffer */
-	size_t ret_code = fread(file_cpy, sizeof(char), file_size, fp);
-	if(ret_code != (size_t)file_size) {
+	ret_code = fread(file_cpy, sizeof(char), file_size, fp);
+	if (ret_code != (size_t)file_size) {
 		if (feof(fp))
 			printf("%s: %s: Error: unexpected end of file.\n", PROGRAM_NAME, file_name);
 		goto fail;
@@ -1304,6 +1306,7 @@ ssize_t read_file_cmp_entity(const char *file_name, struct cmp_entity *ent,
 
 	if (ent) {
 		enum cmp_ent_data_type data_type = cmp_ent_get_data_type(ent);
+
 		if (!cmp_ent_data_type_valid(data_type)) {
 			fprintf(stderr, "%s: %s: Error: Compression data type is not supported.\n",
 				PROGRAM_NAME, file_name);