text conversion works
[babeltrace.git] / converter / babeltrace-lib.c
index 3c51d840830aba40a3c379dadd3de6fe789498cb..5be268ccf4371b22e94a2e28e3d1898ecc009835 100644 (file)
@@ -19,6 +19,7 @@
 #include <stdlib.h>
 #include <errno.h>
 #include <stdio.h>
+#include <inttypes.h>
 #include <babeltrace/babeltrace.h>
 #include <babeltrace/format.h>
 #include <babeltrace/ctf/types.h>
 #include <babeltrace/ctf-text/types.h>
 
 static
-int print_event(struct format *fmt_write, struct ctf_text_stream_pos *sout,
-               struct format *fmt_read, struct ctf_file_stream *sin)
+int convert_event(struct ctf_text_stream_pos *sout,
+                 struct ctf_file_stream *sin)
 {
        struct ctf_stream *stream_class = sin->stream;
        struct ctf_event *event_class;
        uint64_t id = 0;
        int len_index;
 
+       if (sin->pos.offset == -EOF)
+               return -EOF;
+
        /* Read and print event header */
        if (stream_class->event_header) {
-               fmt_read->struct_read(&sin->pos.parent, stream_class->event_header);
+               generic_rw(&sin->pos.parent, &stream_class->event_header->p);
 
                /* lookup event id */
-               len_index = struct_declaration_lookup_field_index(td->packet_header->declaration,
+               len_index = struct_declaration_lookup_field_index(stream_class->event_header_decl,
                                g_quark_from_static_string("id"));
                if (len_index >= 0) {
                        struct definition_integer *defint;
@@ -52,13 +56,13 @@ int print_event(struct format *fmt_write, struct ctf_text_stream_pos *sout,
                        id = defint->value._unsigned;   /* set id */
                }
 
-               fmt_write->struct_write(&sout->parent, stream_class->event_header);
+               generic_rw(&sout->parent, &stream_class->event_header->p);
        }
 
        /* Read and print stream-declared event context */
        if (stream_class->event_context) {
-               fmt_read->struct_read(&sin->pos.parent, stream_class->event_context);
-               fmt_write->struct_write(&sout->parent, stream_class->event_context);
+               generic_rw(&sin->pos.parent, &stream_class->event_context->p);
+               generic_rw(&sout->parent, &stream_class->event_context->p);
        }
 
        if (id >= stream_class->events_by_id->len) {
@@ -73,29 +77,29 @@ int print_event(struct format *fmt_write, struct ctf_text_stream_pos *sout,
 
        /* Read and print event-declared event context */
        if (event_class->context) {
-               fmt_read->struct_read(&sin->pos.parent, event_class->context);
-               fmt_write->struct_write(&sout->parent, event_class->context);
+               generic_rw(&sin->pos.parent, &event_class->context->p);
+               generic_rw(&sout->parent, &event_class->context->p);
        }
 
        /* Read and print event payload */
        if (event_class->fields) {
-               fmt_read->struct_read(&sin->pos.parent, event_class->fields);
-               fmt_write->struct_write(&sout->parent, event_class->fields);
+               generic_rw(&sin->pos.parent, &event_class->fields->p);
+               generic_rw(&sout->parent, &event_class->fields->p);
        }
 
        return 0;
 }
 
 static
-int print_stream(struct format *fmt_write, struct ctf_text_stream_pos *sout,
-                struct format *fmt_read, struct ctf_file_stream *sin)
+int convert_stream(struct ctf_text_stream_pos *sout,
+                  struct ctf_file_stream *sin)
 {
        int ret;
 
        /* For each event, print header, context, payload */
        /* TODO: order events by timestamps across streams */
        for (;;) {
-               ret = print_event(fmt_write, sout, fmt_read, sin);
+               ret = convert_event(sout, sin);
                if (ret == -EOF)
                        break;
                else if (ret) {
@@ -110,13 +114,12 @@ error:
        return ret;
 }
 
-int print_trace(struct format *fmt_write,
-               struct trace_descriptor *td_write,
-               struct format *fmt_read,
-               struct trace_descriptor *td_read)
+int convert_trace(struct trace_descriptor *td_write,
+                 struct trace_descriptor *td_read)
 {
        struct ctf_trace *tin = container_of(td_read, struct ctf_trace, parent);
-       struct ctf_text_stream_pos *sout = container_of(td_write, struct ctf_text_stream_pos, parent);
+       struct ctf_text_stream_pos *sout =
+               container_of(td_write, struct ctf_text_stream_pos, trace_descriptor);
        int stream_id, filenr;
        int ret;
 
@@ -128,7 +131,7 @@ int print_trace(struct format *fmt_write,
                        continue;
                for (filenr = 0; filenr < stream->files->len; filenr++) {
                        struct ctf_file_stream *file_stream = g_ptr_array_index(stream->files, filenr);
-                       ret = print_stream(fmt_write, sout, fmt_read, file_stream);
+                       ret = convert_stream(sout, file_stream);
                        if (ret) {
                                fprintf(stdout, "[error] Printing stream %d failed.\n", stream_id);
                                goto error;
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