#include <popt.h>
#include <errno.h>
#include <stdlib.h>
+#include <ctype.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <fcntl.h>
-static const char *opt_input_format;
-static const char *opt_output_format;
+static char *opt_input_format;
+static char *opt_output_format;
static const char *opt_input_path;
static const char *opt_output_path;
int babeltrace_verbose, babeltrace_debug;
+void strlower(char *str)
+{
+ while (*str) {
+ *str = tolower(*str);
+ str++;
+ }
+}
+
enum {
OPT_NONE = 0,
OPT_HELP,
* Return 0 if caller should continue, < 0 if caller should return
* error, > 0 if caller should exit without reporting error.
*/
-static int parse_options(int argc, const char **argv)
+static int parse_options(int argc, char **argv)
{
poptContext pc;
int opt, ret = 0;
- pc = poptGetContext(NULL, argc, argv, long_options, 0);
+ pc = poptGetContext(NULL, argc, (const char **) argv, long_options, 0);
poptReadDefaultConfig(pc, 0);
while ((opt = poptGetNextOpt(pc)) != -1) {
return ret;
}
-int main(int argc, const char **argv)
+int main(int argc, char **argv)
{
int ret;
+ struct format *fmt_read, *fmt_write;
+ struct trace_descriptor *td_read, *td_write;
ret = parse_options(argc, argv);
if (ret < 0) {
- fprintf(stdout, "Error parsing options.\n");
+ fprintf(stdout, "Error parsing options.\n\n");
usage(stdout);
exit(EXIT_FAILURE);
} else if (ret > 0) {
printf_verbose("Verbose mode active.\n");
printf_debug("Debug mode active.\n");
+ if (opt_input_format)
+ strlower(opt_input_format);
+ if (opt_output_format)
+ strlower(opt_output_format);
+
printf_verbose("Converting from file: %s\n", opt_input_path);
printf_verbose("Converting from format: %s\n",
opt_input_format ? : "<autodetect>");
printf_verbose("Converting to file: %s\n", opt_output_path);
printf_verbose("Converting to format: %s\n",
- opt_output_format ? : "CTF");
+ opt_output_format ? : "ctf");
+
+ if (!opt_input_format) {
+ fprintf(stdout, "Error: input format autodetection not implemented yet.\n\n");
+ usage(stdout);
+ exit(EXIT_FAILURE);
+ }
+ fmt_read = bt_lookup_format(g_quark_from_static_string(opt_input_format));
+ if (!fmt_read) {
+ fprintf(stdout, "Error: format \"%s\" is not supported.\n\n",
+ opt_input_format);
+ exit(EXIT_FAILURE);
+ }
+ if (!opt_output_format)
+ opt_output_format = "ctf";
+ fmt_write = bt_lookup_format(g_quark_from_static_string(opt_output_format));
+ if (!fmt_write) {
+ fprintf(stdout, "Error: format \"%s\" is not supported.\n\n",
+ opt_output_format);
+ exit(EXIT_FAILURE);
+ }
+
+ td_read = fmt_read->open_trace(opt_input_path, O_RDONLY);
+ if (!td_read) {
+ fprintf(stdout, "Error opening trace \"%s\" for reading.\n\n",
+ opt_input_path);
+ goto error_td_read;
+ }
+
+ td_write = fmt_write->open_trace(opt_output_path, O_WRONLY);
+ if (!td_write) {
+ fprintf(stdout, "Error opening trace \"%s\" for writing.\n\n",
+ opt_output_path);
+ goto error_td_write;
+ }
+
+ fmt_write->close_trace(td_write);
+ fmt_read->close_trace(td_read);
+ exit(EXIT_SUCCESS);
- return 0;
+ /* Error handling */
+ fmt_write->close_trace(td_write);
+error_td_write:
+ fmt_read->close_trace(td_read);
+error_td_read:
+ exit(EXIT_FAILURE);
}
#include <babeltrace/format.h>
#include <babeltrace/ctf/types.h>
+#include <babeltrace/ctf/metadata.h>
+#include <errno.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <dirent.h>
+#include <fcntl.h>
+#include <glib.h>
+
+struct trace_descriptor {
+ struct ctf_trace ctf_trace;
+};
+
+struct trace_descriptor *ctf_open_trace(const char *path, int flags);
+void ctf_close_trace(struct trace_descriptor *descriptor);
static struct format ctf_format = {
.uint_read = ctf_uint_read,
.array_end = ctf_array_end,
.sequence_begin = ctf_sequence_begin,
.sequence_end = ctf_sequence_end,
+ .open_trace = ctf_open_trace,
+ .close_trace = ctf_close_trace,
};
+static
+int ctf_open_trace_read(struct trace_descriptor *td, const char *path, int flags)
+{
+ int ret;
+
+ td->ctf_trace.flags = flags;
+
+ /* Open trace directory */
+ td->ctf_trace.dir = opendir(path);
+ if (!td->ctf_trace.dir) {
+ fprintf(stdout, "Unable to open trace directory.\n");
+ ret = -ENOENT;
+ goto error;
+ }
+
+
+
+ /*
+ * Open each stream: for each file, try to open, check magic
+ * number, and get the stream ID to add to the right location in
+ * the stream array.
+ *
+ * Keep the metadata file separate.
+ */
+
+
+
+ /*
+ * Use the metadata file to populate the trace metadata.
+ */
+
+
+ return 0;
+error:
+ return ret;
+}
+
+static
+int ctf_open_trace_write(struct trace_descriptor *td, const char *path, int flags)
+{
+ int ret;
+
+ ret = mkdir(path, S_IRWXU|S_IRWXG);
+ if (ret)
+ return ret;
+
+ return 0;
+}
+
+struct trace_descriptor *ctf_open_trace(const char *path, int flags)
+{
+ struct trace_descriptor *td;
+ int ret;
+
+ td = g_new(struct trace_descriptor, 1);
+
+ switch (flags) {
+ case O_RDONLY:
+ ret = ctf_open_trace_read(td, path, flags);
+ if (ret)
+ goto error;
+ break;
+ case O_WRONLY:
+ ret = ctf_open_trace_write(td, path, flags);
+ if (ret)
+ goto error;
+ break;
+ default:
+ fprintf(stdout, "Incorrect open flags.\n");
+ goto error;
+ }
+
+ return td;
+error:
+ g_free(td);
+ return NULL;
+}
+
+void ctf_close_trace(struct trace_descriptor *td)
+{
+ closedir(td->ctf_trace.dir);
+ g_free(td);
+}
+
void __attribute__((constructor)) ctf_init(void)
{
int ret;
*/
#include <babeltrace/types.h>
+#include <sys/types.h>
+#include <dirent.h>
#include <uuid/uuid.h>
#include <assert.h>
#include <glib.h>
CTF_TRACE_minor = (1U << 1),
CTF_TRACE_uuid = (1U << 2),
} field_mask;
+
+ /* Information about trace backing directory and files */
+ DIR *dir;
+ int flags; /* open flags */
};
#define CTF_STREAM_SET_FIELD(ctf_stream, field) \
enum { /* Fields populated mask */
CTF_STREAM_stream_id = (1 << 0),
} field_mask;
+
+ /* Information about stream backing file */
+ int fd;
+ char *mmap; /* current stream mmap */
+ struct stream_pos pos; /* current stream position */
};
#define CTF_EVENT_SET_FIELD(ctf_event, field) \