/**
* same as tcpedit_set_encoder_plugin_byid() except we take the DLT_<name>
* as a string to select it
*/
int
tcpedit_set_encoder_dltplugin_byname(tcpedit_t *tcpedit, const char *name)
{
tcpeditdlt_plugin_t *plugin;
tcpeditdlt_t *ctx;
assert(tcpedit);
ctx = tcpedit->dlt_ctx;
assert(ctx);
if (ctx->encoder) {
tcpedit_seterr(tcpedit, "You have already selected a DLT encoder: %s", ctx->encoder->name);
return TCPEDIT_ERROR;
}
plugin = tcpedit_dlt_getplugin_byname(ctx, name);
if (plugin == NULL) {
tcpedit_seterr(tcpedit, "No output DLT plugin available for: %s", name);
return TCPEDIT_ERROR;
}
ctx->encoder = plugin;
/* init the encoder plugin if it's not the decoder plugin too */
if (ctx->encoder->dlt != ctx->decoder->dlt) {
if (ctx->encoder->plugin_init(ctx) != TCPEDIT_OK) {
/* plugin should generate the error */
return TCPEDIT_ERROR;
}
}
return TCPEDIT_OK;
}
/**
* \brief Call this to parse AutoOpts arguments for the DLT encoder plugin
*
* Was previously part of tcpedit_dlt_init(), but moved into it's own function
* to allow a full programtic API. Basically, if you're not using this function
* you'll need to roll your own!
* Returns 0 on success, -1 on error
*/
int
tcpedit_dlt_post_args(tcpedit_t *tcpedit)
{
tcpeditdlt_t *ctx;
const char *dst_dlt_name = NULL;
int rcode;
assert(tcpedit);
ctx = tcpedit->dlt_ctx;
assert(ctx);
/* Select the encoder plugin */
dst_dlt_name = OPT_ARG(DLT) ? OPT_ARG(DLT) : ctx->decoder->name;
if ((ctx->encoder = tcpedit_dlt_getplugin_byname(ctx, dst_dlt_name)) == NULL) {
tcpedit_seterr(tcpedit, "No output DLT plugin available for: %s", dst_dlt_name);
return TCPEDIT_ERROR;
}
/* Figure out if we're skipping braodcast & multicast */
if (HAVE_OPT(SKIPL2BROADCAST))
ctx->skip_broadcast = 1;
/* init encoder plugin if it's not the decoder plugin */
if (ctx->encoder->dlt != ctx->decoder->dlt) {
if ((rcode = ctx->encoder->plugin_init(ctx)) != TCPEDIT_OK) {
/* plugin should generate the error */
return TCPEDIT_ERROR;
}
}
/* parse the DLT specific options */
if ((rcode = tcpedit_dlt_parse_opts(ctx)) != TCPEDIT_OK) {
/* parser should generate the error */
return TCPEDIT_ERROR;
}
/* we're OK */
return tcpedit_dlt_post_init(ctx);
}
