pnoltes commented on code in PR #470:
URL: https://github.com/apache/celix/pull/470#discussion_r1389375314
##########
libs/utils/src/properties.c:
##########
@@ -103,12 +132,275 @@ static void updateBuffers(char **key, char ** value,
char **output, int outputPo
}
}
-static void parseLine(const char* line, celix_properties_t *props) {
- int linePos = 0;
+/**
+ * Create a new string from the provided str by either using strup or storing
the string the short properties
+ * optimization string buffer.
+ */
+char* celix_properties_createString(celix_properties_t* properties, const
char* str) {
+ if (str == NULL) {
+ return (char*)CELIX_PROPERTIES_EMPTY_STRVAL;
+ }
+ size_t len = strnlen(str, CELIX_UTILS_MAX_STRLEN) + 1;
+ size_t left = CELIX_SHORT_PROPERTIES_OPTIMIZATION_STRING_BUFFER_SIZE -
properties->currentStringBufferIndex;
+ char* result;
+ if (len < left) {
+
memcpy(&properties->stringBuffer[properties->currentStringBufferIndex], str,
len);
+ result =
&properties->stringBuffer[properties->currentStringBufferIndex];
+ properties->currentStringBufferIndex += (int)len;
+ } else {
+ result = celix_utils_strdup(str);
+ }
+ return result;
+}
+/**
+ * Free string, but first check if it a static const char* const string or
part of the short properties
+ * optimization.
+ */
+static void celix_properties_freeString(celix_properties_t* properties, char*
str) {
+ if (str == CELIX_PROPERTIES_BOOL_TRUE_STRVAL || str ==
CELIX_PROPERTIES_BOOL_FALSE_STRVAL ||
+ str == CELIX_PROPERTIES_EMPTY_STRVAL) {
+ // str is static const char* const -> nop
+ } else if (str >= properties->stringBuffer &&
+ str < (properties->stringBuffer +
CELIX_SHORT_PROPERTIES_OPTIMIZATION_STRING_BUFFER_SIZE)) {
+ // str is part of the properties string buffer -> nop
+ } else {
+ free(str);
+ }
+}
+
+/**
+ * Fill entry and optional use the short properties optimization string buffer.
+ */
+static celix_status_t celix_properties_fillEntry(celix_properties_t*
properties,
+ celix_properties_entry_t*
entry,
+ const char** strValue,
+ const long* longValue,
+ const double* doubleValue,
+ const bool* boolValue,
+ celix_version_t*
versionValue) {
+ char convertedValueBuffer[32];
+ if (strValue != NULL) {
+ entry->valueType = CELIX_PROPERTIES_VALUE_TYPE_STRING;
+ entry->value = celix_properties_createString(properties, *strValue);
+ entry->typed.strValue = entry->value;
+ } else if (longValue != NULL) {
+ entry->valueType = CELIX_PROPERTIES_VALUE_TYPE_LONG;
+ entry->typed.longValue = *longValue;
+ int written = snprintf(convertedValueBuffer,
sizeof(convertedValueBuffer), "%li", entry->typed.longValue);
+ if (written < 0 || written >= sizeof(convertedValueBuffer)) {
+ entry->value = celix_properties_createString(properties,
convertedValueBuffer);
+ } else {
+ char* val = NULL;
+ asprintf(&val, "%li", entry->typed.longValue);
+ entry->value = val;
+ }
+ } else if (doubleValue != NULL) {
+ entry->valueType = CELIX_PROPERTIES_VALUE_TYPE_DOUBLE;
+ entry->typed.doubleValue = *doubleValue;
+ int written = snprintf(convertedValueBuffer,
sizeof(convertedValueBuffer), "%f", entry->typed.doubleValue);
+ if (written < 0 || written >= sizeof(convertedValueBuffer)) {
+ entry->value = celix_properties_createString(properties,
convertedValueBuffer);
+ } else {
+ char* val = NULL;
+ asprintf(&val, "%f", entry->typed.doubleValue);
+ entry->value = val;
+ }
+ } else if (boolValue != NULL) {
+ entry->valueType = CELIX_PROPERTIES_VALUE_TYPE_BOOL;
+ entry->typed.boolValue = *boolValue;
+ entry->value = entry->typed.boolValue ?
CELIX_PROPERTIES_BOOL_TRUE_STRVAL : CELIX_PROPERTIES_BOOL_FALSE_STRVAL;
+ } else /*versionValue*/ {
+ assert(versionValue != NULL);
+ entry->valueType = CELIX_PROPERTIES_VALUE_TYPE_VERSION;
+ entry->typed.versionValue = versionValue;
+ bool written = celix_version_fillString(versionValue,
convertedValueBuffer, sizeof(convertedValueBuffer));
+ if (written) {
+ entry->value = celix_properties_createString(properties,
convertedValueBuffer);
+ } else {
+ entry->value = celix_version_toString(versionValue);
+ }
+ }
+ if (entry->value == NULL) {
+ return CELIX_ENOMEM;
+ }
+ return CELIX_SUCCESS;
+}
+
+/**
+ * Allocate entry and optionally use the short properties optimization entries
buffer.
+ */
+celix_properties_entry_t* celix_properties_allocEntry(celix_properties_t*
properties) {
+ celix_properties_entry_t* entry;
+ if (properties->currentEntriesBufferIndex <
CELIX_SHORT_PROPERTIES_OPTIMIZATION_ENTRIES_SIZE) {
+ entry =
&properties->entriesBuffer[properties->currentEntriesBufferIndex++];
+ } else {
+ entry = malloc(sizeof(*entry));
+ }
+ return entry;
+}
+
+/**
+ * Create entry and optionally use the short properties optimization entries
buffer and take ownership of the
+ * provided key and value strings.
+ */
+static celix_properties_entry_t*
celix_properties_createEntryWithNoCopy(celix_properties_t* properties,
+ const
char* strValue) {
+ celix_properties_entry_t* entry = celix_properties_allocEntry(properties);
+ if (entry == NULL) {
+ return NULL;
+ }
+ entry->value = strValue;
+ entry->valueType = CELIX_PROPERTIES_VALUE_TYPE_STRING;
+ entry->typed.strValue = strValue;
+ return entry;
+}
+
+/**
+ * Create entry and optionally use the short properties optimization buffers.
+ * Only 1 of the types values (strValue, LongValue, etc) should be provided.
+ */
+static celix_properties_entry_t*
celix_properties_createEntry(celix_properties_t* properties,
+ const char**
strValue,
+ const long*
longValue,
+ const double*
doubleValue,
+ const bool*
boolValue,
+ celix_version_t*
versionValue) {
+ celix_properties_entry_t* entry = celix_properties_allocEntry(properties);
+ if (entry == NULL) {
+ return NULL;
+ }
+
+ celix_status_t status =
+ celix_properties_fillEntry(properties, entry, strValue, longValue,
doubleValue, boolValue, versionValue);
+ if (status != CELIX_SUCCESS) {
+ if (entry >= properties->entriesBuffer &&
+ entry <= (properties->entriesBuffer +
CELIX_SHORT_PROPERTIES_OPTIMIZATION_ENTRIES_SIZE)) {
+ // entry is part of the properties entries buffer -> nop.
+ } else {
+ free(entry);
+ }
+ entry = NULL;
+ }
+ return entry;
+}
+
+static void celix_properties_destroyEntry(celix_properties_t* properties,
celix_properties_entry_t* entry) {
+ celix_properties_freeString(properties, (char*)entry->value);
+ if (entry->valueType == CELIX_PROPERTIES_VALUE_TYPE_VERSION) {
+ celix_version_destroy((celix_version_t*)entry->typed.versionValue);
+ }
+
+ if (entry >= properties->entriesBuffer &&
+ entry <= (properties->entriesBuffer +
CELIX_SHORT_PROPERTIES_OPTIMIZATION_ENTRIES_SIZE)) {
+ // entry is part of the properties entries buffer -> nop.
+ } else {
+ free(entry);
+ }
+}
+
+/**
+ * Create and add entry and optionally use the short properties optimization
buffers.
+ * Only 1 of the types values (strValue, LongValue, etc) should be provided.
+ */
+static celix_status_t celix_properties_createAndSetEntry(celix_properties_t*
properties,
+ const char* key,
+ const char** strValue,
+ const long* longValue,
+ const double*
doubleValue,
+ const bool* boolValue,
+ celix_version_t*
versionValue) {
+ if (!properties) {
+ return CELIX_SUCCESS; // silently ignore
+ }
+ if (!key) {
+ celix_err_push("Cannot set property with NULL key");
+ return CELIX_SUCCESS; // print error and ignore
Review Comment:
Updated to return CELIX_ILLEGAL_ARGUMENT status
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