return usage_error("ERROR: too many seekpoints requested\n");
}
else {
- safe_strncat(option_values.requested_seek_points, option_argument, sizeof(option_values.requested_seek_points));
- safe_strncat(option_values.requested_seek_points, ";", sizeof(option_values.requested_seek_points));
+ size_t len = strlen(option_values.requested_seek_points);
+ flac_snprintf(option_values.requested_seek_points+len, sizeof(option_values.requested_seek_points) - len, "%s;", option_argument);
}
}
break;
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <stdarg.h>
#include <sys/stat.h> /* for stat(), maybe chmod() */
static FLAC__bool chain_rewrite_file_(FLAC__Metadata_Chain *chain, const char *tempfile_path_prefix)
{
- FILE *f, *tempfile;
+ FILE *f, *tempfile = NULL;
char *tempfilename;
FLAC__Metadata_SimpleIteratorStatus status;
const FLAC__Metadata_Node *node;
return true;
}
+static int
+local_snprintf(char *str, size_t size, const char *fmt, ...)
+{
+ va_list va;
+ int rc ;
+
+ va_start (va, fmt);
+
+#ifdef _MSC_VER
+ rc = vsnprintf_s (str, size, _TRUNCATE, fmt, va);
+ rc = (rc > 0) ? rc : (size == 0 ? 1024 : size * 2);
+#else
+ rc = vsnprintf (str, size, fmt, va);
+#endif
+ va_end (va);
+
+ return rc;
+}
+
FLAC__bool open_tempfile_(const char *filename, const char *tempfile_path_prefix, FILE **tempfile, char **tempfilename, FLAC__Metadata_SimpleIteratorStatus *status)
{
static const char *tempfile_suffix = ".metadata_edit";
*status = FLAC__METADATA_SIMPLE_ITERATOR_STATUS_MEMORY_ALLOCATION_ERROR;
return false;
}
- safe_strncpy(*tempfilename, filename, dest_len);
- safe_strncat(*tempfilename, tempfile_suffix, dest_len);
+ local_snprintf(*tempfilename, dest_len, "%s%s", filename, tempfile_suffix);
}
else {
const char *p = strrchr(filename, '/');
*status = FLAC__METADATA_SIMPLE_ITERATOR_STATUS_MEMORY_ALLOCATION_ERROR;
return false;
}
- safe_strncpy(*tempfilename, tempfile_path_prefix, dest_len);
- safe_strncat(*tempfilename, "/", dest_len);
- safe_strncat(*tempfilename, p, dest_len);
- safe_strncat(*tempfilename, tempfile_suffix, dest_len);
+ local_snprintf(*tempfilename, dest_len, "%s/%s%s", tempfile_path_prefix, p, tempfile_suffix);
}
if(0 == (*tempfile = fopen(*tempfilename, "w+b"))) {