/**
* virConfReadFile:
* @filename: the path to the configuration file.
* @flags: combination of virConfFlag(s)
*
* Reads a configuration file.
*
* Returns a handle to lookup settings or NULL if it failed to
* read or parse the file, use virConfFree() to free the data.
*/
virConfPtr
virConfReadFile(const char *filename, unsigned int flags)
{
char *content;
int len;
virConfPtr conf = NULL;
VIR_DEBUG("filename=%s", NULLSTR(filename));
if (filename == NULL) {
virConfError(NULL, VIR_ERR_INVALID_ARG, __FUNCTION__);
return NULL;
}
if ((len = virFileReadAll(filename, MAX_CONFIG_FILE_SIZE, &content)) < 0)
return NULL;
if (len && len < MAX_CONFIG_FILE_SIZE && content[len - 1] != '\n') {
VIR_DEBUG("appending newline to busted config file %s", filename);
if (VIR_REALLOC_N(content, len + 1) < 0)
goto cleanup;
content[len++] = '\n';
content[len] = '\0';
}
conf = virConfParse(filename, content, len, flags);
cleanup:
VIR_FREE(content);
return conf;
}
/**
* virConfReadMem:
* @memory: pointer to the content of the configuration file
* @len: length in byte
* @flags: combination of virConfFlag(s)
*
* Reads a configuration file loaded in memory. The string can be
* zero terminated in which case @len can be 0
*
* Returns a handle to lookup settings or NULL if it failed to
* parse the content, use virConfFree() to free the data.
*/
virConfPtr
virConfReadMem(const char *memory, int len, unsigned int flags)
{
if ((memory == NULL) || (len < 0)) {
virConfError(NULL, VIR_ERR_INVALID_ARG, __FUNCTION__);
return NULL;
}
if (len == 0)
len = strlen(memory);
return virConfParse("memory conf", memory, len, flags);
}
/**
* virConfReadFile:
* @filename: the path to the configuration file.
* @flags: combination of virConfFlag(s)
*
* Reads a configuration file.
*
* Returns a handle to lookup settings or NULL if it failed to
* read or parse the file, use virConfFree() to free the data.
*/
virConfPtr
virConfReadFile(const char *filename, unsigned int flags)
{
char *content;
int len;
virConfPtr conf;
if (filename == NULL) {
virConfError(NULL, VIR_ERR_INVALID_ARG, __FUNCTION__);
return NULL;
}
if ((len = virFileReadAll(filename, MAX_CONFIG_FILE_SIZE, &content)) < 0) {
return NULL;
}
conf = virConfParse(filename, content, len, flags);
VIR_FREE(content);
return conf;
}