#define UTILS_MATCH_FLAGS_EXCLUDE_REGEX 0x02
-struct cu_match_s
-{
+struct cu_match_s {
regex_t regex;
regex_t excluderegex;
int flags;
- int (*callback) (const char *str, char * const *matches, size_t matches_num,
- void *user_data);
+ int (*callback)(const char *str, char *const *matches, size_t matches_num,
+ void *user_data);
void *user_data;
- void (*free) (void *user_data);
+ void (*free)(void *user_data);
};
/*
* Private functions
*/
-static char *match_substr (const char *str, int begin, int end)
-{
+static char *match_substr(const char *str, int begin, int end) {
char *ret;
size_t ret_len;
if ((begin < 0) || (end < 0) || (begin >= end))
return (NULL);
- if ((size_t) end > (strlen (str) + 1))
- {
- ERROR ("utils_match: match_substr: `end' points after end of string.");
+ if ((size_t)end > (strlen(str) + 1)) {
+ ERROR("utils_match: match_substr: `end' points after end of string.");
return (NULL);
}
ret_len = end - begin;
- ret = malloc (ret_len + 1);
- if (ret == NULL)
- {
- ERROR ("utils_match: match_substr: malloc failed.");
+ ret = malloc(ret_len + 1);
+ if (ret == NULL) {
+ ERROR("utils_match: match_substr: malloc failed.");
return (NULL);
}
- sstrncpy (ret, str + begin, ret_len + 1);
+ sstrncpy(ret, str + begin, ret_len + 1);
return (ret);
} /* char *match_substr */
-static int default_callback (const char __attribute__((unused)) *str,
- char * const *matches, size_t matches_num, void *user_data)
-{
- cu_match_value_t *data = (cu_match_value_t *) user_data;
+static int default_callback(const char __attribute__((unused)) * str,
+ char *const *matches, size_t matches_num,
+ void *user_data) {
+ cu_match_value_t *data = (cu_match_value_t *)user_data;
- if (data->ds_type & UTILS_MATCH_DS_TYPE_GAUGE)
- {
+ if (data->ds_type & UTILS_MATCH_DS_TYPE_GAUGE) {
gauge_t value;
char *endptr = NULL;
- if (data->ds_type & UTILS_MATCH_CF_GAUGE_INC)
- {
- data->value.gauge = isnan (data->value.gauge) ? 1 : data->value.gauge + 1;
+ if (data->ds_type & UTILS_MATCH_CF_GAUGE_INC) {
+ data->value.gauge = isnan(data->value.gauge) ? 1 : data->value.gauge + 1;
data->values_num++;
- return(0);
+ return (0);
}
if (matches_num < 2)
return (-1);
- value = (gauge_t) strtod (matches[1], &endptr);
+ value = (gauge_t)strtod(matches[1], &endptr);
if (matches[1] == endptr)
return (-1);
- if (data->ds_type & UTILS_MATCH_CF_GAUGE_DIST)
- {
+ if (data->ds_type & UTILS_MATCH_CF_GAUGE_DIST) {
latency_counter_add(data->latency, DOUBLE_TO_CDTIME_T(value));
data->values_num++;
return (0);
}
- if ((data->values_num == 0)
- || (data->ds_type & UTILS_MATCH_CF_GAUGE_LAST)
- || (data->ds_type & UTILS_MATCH_CF_GAUGE_PERSIST))
- {
+ if ((data->values_num == 0) ||
+ (data->ds_type & UTILS_MATCH_CF_GAUGE_LAST) ||
+ (data->ds_type & UTILS_MATCH_CF_GAUGE_PERSIST)) {
data->value.gauge = value;
- }
- else if (data->ds_type & UTILS_MATCH_CF_GAUGE_AVERAGE)
- {
- double f = ((double) data->values_num)
- / ((double) (data->values_num + 1));
+ } else if (data->ds_type & UTILS_MATCH_CF_GAUGE_AVERAGE) {
+ double f = ((double)data->values_num) / ((double)(data->values_num + 1));
data->value.gauge = (data->value.gauge * f) + (value * (1.0 - f));
- }
- else if (data->ds_type & UTILS_MATCH_CF_GAUGE_MIN)
- {
+ } else if (data->ds_type & UTILS_MATCH_CF_GAUGE_MIN) {
if (data->value.gauge > value)
- data->value.gauge = value;
- }
- else if (data->ds_type & UTILS_MATCH_CF_GAUGE_MAX)
- {
+ data->value.gauge = value;
+ } else if (data->ds_type & UTILS_MATCH_CF_GAUGE_MAX) {
if (data->value.gauge < value)
- data->value.gauge = value;
- }
- else if (data->ds_type & UTILS_MATCH_CF_GAUGE_ADD)
- {
+ data->value.gauge = value;
+ } else if (data->ds_type & UTILS_MATCH_CF_GAUGE_ADD) {
data->value.gauge += value;
- }
- else
- {
- ERROR ("utils_match: default_callback: obj->ds_type is invalid!");
+ } else {
+ ERROR("utils_match: default_callback: obj->ds_type is invalid!");
return (-1);
}
data->values_num++;
- }
- else if (data->ds_type & UTILS_MATCH_DS_TYPE_COUNTER)
- {
+ } else if (data->ds_type & UTILS_MATCH_DS_TYPE_COUNTER) {
counter_t value;
char *endptr = NULL;
- if (data->ds_type & UTILS_MATCH_CF_COUNTER_INC)
- {
+ if (data->ds_type & UTILS_MATCH_CF_COUNTER_INC) {
data->value.counter++;
data->values_num++;
return (0);
if (matches_num < 2)
return (-1);
- value = (counter_t) strtoull (matches[1], &endptr, 0);
+ value = (counter_t)strtoull(matches[1], &endptr, 0);
if (matches[1] == endptr)
return (-1);
data->value.counter = value;
else if (data->ds_type & UTILS_MATCH_CF_COUNTER_ADD)
data->value.counter += value;
- else
- {
- ERROR ("utils_match: default_callback: obj->ds_type is invalid!");
+ else {
+ ERROR("utils_match: default_callback: obj->ds_type is invalid!");
return (-1);
}
data->values_num++;
- }
- else if (data->ds_type & UTILS_MATCH_DS_TYPE_DERIVE)
- {
+ } else if (data->ds_type & UTILS_MATCH_DS_TYPE_DERIVE) {
derive_t value;
char *endptr = NULL;
- if (data->ds_type & UTILS_MATCH_CF_DERIVE_INC)
- {
+ if (data->ds_type & UTILS_MATCH_CF_DERIVE_INC) {
data->value.derive++;
data->values_num++;
return (0);
if (matches_num < 2)
return (-1);
- value = (derive_t) strtoll (matches[1], &endptr, 0);
+ value = (derive_t)strtoll(matches[1], &endptr, 0);
if (matches[1] == endptr)
return (-1);
data->value.derive = value;
else if (data->ds_type & UTILS_MATCH_CF_DERIVE_ADD)
data->value.derive += value;
- else
- {
- ERROR ("utils_match: default_callback: obj->ds_type is invalid!");
+ else {
+ ERROR("utils_match: default_callback: obj->ds_type is invalid!");
return (-1);
}
data->values_num++;
- }
- else if (data->ds_type & UTILS_MATCH_DS_TYPE_ABSOLUTE)
- {
+ } else if (data->ds_type & UTILS_MATCH_DS_TYPE_ABSOLUTE) {
absolute_t value;
char *endptr = NULL;
if (matches_num < 2)
return (-1);
- value = (absolute_t) strtoull (matches[1], &endptr, 0);
+ value = (absolute_t)strtoull(matches[1], &endptr, 0);
if (matches[1] == endptr)
return (-1);
if (data->ds_type & UTILS_MATCH_CF_ABSOLUTE_SET)
data->value.absolute = value;
- else
- {
- ERROR ("utils_match: default_callback: obj->ds_type is invalid!");
+ else {
+ ERROR("utils_match: default_callback: obj->ds_type is invalid!");
return (-1);
}
data->values_num++;
- }
- else
- {
- ERROR ("utils_match: default_callback: obj->ds_type is invalid!");
+ } else {
+ ERROR("utils_match: default_callback: obj->ds_type is invalid!");
return (-1);
}
return (0);
} /* int default_callback */
-static void match_simple_free (void *data)
-{
- cu_match_value_t *user_data = (cu_match_value_t *) data;
+static void match_simple_free(void *data) {
+ cu_match_value_t *user_data = (cu_match_value_t *)data;
if (user_data->latency)
latency_counter_destroy(user_data->latency);
- free (data);
+ free(data);
} /* void match_simple_free */
/*
* Public functions
*/
-cu_match_t *match_create_callback (const char *regex, const char *excluderegex,
- int (*callback) (const char *str,
- char * const *matches, size_t matches_num, void *user_data),
- void *user_data, void (*free_user_data) (void *user_data))
-{
+cu_match_t *
+match_create_callback(const char *regex, const char *excluderegex,
+ int (*callback)(const char *str, char *const *matches,
+ size_t matches_num, void *user_data),
+ void *user_data,
+ void (*free_user_data)(void *user_data)) {
cu_match_t *obj;
int status;
- DEBUG ("utils_match: match_create_callback: regex = %s, excluderegex = %s",
- regex, excluderegex);
+ DEBUG("utils_match: match_create_callback: regex = %s, excluderegex = %s",
+ regex, excluderegex);
- obj = calloc (1, sizeof (*obj));
+ obj = calloc(1, sizeof(*obj));
if (obj == NULL)
return (NULL);
- status = regcomp (&obj->regex, regex, REG_EXTENDED | REG_NEWLINE);
- if (status != 0)
- {
- ERROR ("Compiling the regular expression \"%s\" failed.", regex);
- sfree (obj);
+ status = regcomp(&obj->regex, regex, REG_EXTENDED | REG_NEWLINE);
+ if (status != 0) {
+ ERROR("Compiling the regular expression \"%s\" failed.", regex);
+ sfree(obj);
return (NULL);
}
if (excluderegex && strcmp(excluderegex, "") != 0) {
- status = regcomp (&obj->excluderegex, excluderegex, REG_EXTENDED);
- if (status != 0)
- {
- ERROR ("Compiling the excluding regular expression \"%s\" failed.",
- excluderegex);
- sfree (obj);
- return (NULL);
+ status = regcomp(&obj->excluderegex, excluderegex, REG_EXTENDED);
+ if (status != 0) {
+ ERROR("Compiling the excluding regular expression \"%s\" failed.",
+ excluderegex);
+ sfree(obj);
+ return (NULL);
}
obj->flags |= UTILS_MATCH_FLAGS_EXCLUDE_REGEX;
}
return (obj);
} /* cu_match_t *match_create_callback */
-cu_match_t *match_create_simple (const char *regex,
- const char *excluderegex, int match_ds_type)
-{
+cu_match_t *match_create_simple(const char *regex, const char *excluderegex,
+ int match_ds_type) {
cu_match_value_t *user_data;
cu_match_t *obj;
- user_data = calloc (1, sizeof (*user_data));
+ user_data = calloc(1, sizeof(*user_data));
if (user_data == NULL)
return (NULL);
user_data->ds_type = match_ds_type;
- if ((match_ds_type & UTILS_MATCH_DS_TYPE_GAUGE)
- && (match_ds_type & UTILS_MATCH_CF_GAUGE_DIST))
- {
+ if ((match_ds_type & UTILS_MATCH_DS_TYPE_GAUGE) &&
+ (match_ds_type & UTILS_MATCH_CF_GAUGE_DIST)) {
user_data->latency = latency_counter_create();
- if (user_data->latency == NULL)
- {
- ERROR ("match_create_simple(): latency_counter_create() failed.");
- free (user_data);
+ if (user_data->latency == NULL) {
+ ERROR("match_create_simple(): latency_counter_create() failed.");
+ free(user_data);
return (NULL);
}
}
- obj = match_create_callback (regex, excluderegex,
- default_callback, user_data, match_simple_free);
- if (obj == NULL)
- {
+ obj = match_create_callback(regex, excluderegex, default_callback, user_data,
+ match_simple_free);
+ if (obj == NULL) {
if (user_data->latency)
latency_counter_destroy(user_data->latency);
- sfree (user_data);
+ sfree(user_data);
return (NULL);
}
return (obj);
} /* cu_match_t *match_create_simple */
-void match_value_reset (cu_match_value_t *mv)
-{
+void match_value_reset(cu_match_value_t *mv) {
if (mv == NULL)
return;
/* Reset GAUGE metrics only and except GAUGE_PERSIST. */
- if ((mv->ds_type & UTILS_MATCH_DS_TYPE_GAUGE)
- && !(mv->ds_type & UTILS_MATCH_CF_GAUGE_PERSIST))
- {
+ if ((mv->ds_type & UTILS_MATCH_DS_TYPE_GAUGE) &&
+ !(mv->ds_type & UTILS_MATCH_CF_GAUGE_PERSIST)) {
mv->value.gauge = NAN;
mv->values_num = 0;
}
} /* }}} void match_value_reset */
-void match_destroy (cu_match_t *obj)
-{
+void match_destroy(cu_match_t *obj) {
if (obj == NULL)
return;
if ((obj->user_data != NULL) && (obj->free != NULL))
- (*obj->free) (obj->user_data);
+ (*obj->free)(obj->user_data);
- sfree (obj);
+ sfree(obj);
} /* void match_destroy */
-int match_apply (cu_match_t *obj, const char *str)
-{
+int match_apply(cu_match_t *obj, const char *str) {
int status;
regmatch_t re_match[32];
- char *matches[32] = { 0 };
+ char *matches[32] = {0};
size_t matches_num;
if ((obj == NULL) || (str == NULL))
return (-1);
if (obj->flags & UTILS_MATCH_FLAGS_EXCLUDE_REGEX) {
- status = regexec (&obj->excluderegex, str,
- STATIC_ARRAY_SIZE (re_match), re_match,
- /* eflags = */ 0);
+ status =
+ regexec(&obj->excluderegex, str, STATIC_ARRAY_SIZE(re_match), re_match,
+ /* eflags = */ 0);
/* Regex did match, so exclude this line */
if (status == 0) {
DEBUG("ExludeRegex matched, don't count that line\n");
}
}
- status = regexec (&obj->regex, str,
- STATIC_ARRAY_SIZE (re_match), re_match,
- /* eflags = */ 0);
+ status = regexec(&obj->regex, str, STATIC_ARRAY_SIZE(re_match), re_match,
+ /* eflags = */ 0);
/* Regex did not match */
if (status != 0)
return (0);
- for (matches_num = 0; matches_num < STATIC_ARRAY_SIZE (matches); matches_num++)
- {
- if ((re_match[matches_num].rm_so < 0)
- || (re_match[matches_num].rm_eo < 0))
+ for (matches_num = 0; matches_num < STATIC_ARRAY_SIZE(matches);
+ matches_num++) {
+ if ((re_match[matches_num].rm_so < 0) || (re_match[matches_num].rm_eo < 0))
break;
- matches[matches_num] = match_substr (str,
- re_match[matches_num].rm_so, re_match[matches_num].rm_eo);
- if (matches[matches_num] == NULL)
- {
+ matches[matches_num] = match_substr(str, re_match[matches_num].rm_so,
+ re_match[matches_num].rm_eo);
+ if (matches[matches_num] == NULL) {
status = -1;
break;
}
}
- if (status != 0)
- {
- ERROR ("utils_match: match_apply: match_substr failed.");
- }
- else
- {
- status = obj->callback (str, matches, matches_num, obj->user_data);
- if (status != 0)
- {
- ERROR ("utils_match: match_apply: callback failed.");
+ if (status != 0) {
+ ERROR("utils_match: match_apply: match_substr failed.");
+ } else {
+ status = obj->callback(str, matches, matches_num, obj->user_data);
+ if (status != 0) {
+ ERROR("utils_match: match_apply: callback failed.");
}
}
- for (size_t i = 0; i < matches_num; i++)
- {
- sfree (matches[i]);
+ for (size_t i = 0; i < matches_num; i++) {
+ sfree(matches[i]);
}
return (status);
} /* int match_apply */
-void *match_get_user_data (cu_match_t *obj)
-{
+void *match_get_user_data(cu_match_t *obj) {
if (obj == NULL)
return (NULL);
return (obj->user_data);
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