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authorChristian Ehrhardt <christian.ehrhardt@canonical.com>2016-12-08 14:07:29 +0100
committerChristian Ehrhardt <christian.ehrhardt@canonical.com>2016-12-08 14:10:05 +0100
commit6b3e017e5d25f15da73f7700f7f2ac553ef1a2e9 (patch)
tree1b1fb3f903b2282e261ade69e3c17952b3fd3464 /examples/ip_pipeline/config_parse.c
parent32e04ea00cd159613e04acef75e52bfca6eeff2f (diff)
Imported Upstream version 16.11
Change-Id: I1944c65ddc88a9ad70f8c0eb6731552b84fbcb77 Signed-off-by: Christian Ehrhardt <christian.ehrhardt@canonical.com>
Diffstat (limited to 'examples/ip_pipeline/config_parse.c')
-rw-r--r--examples/ip_pipeline/config_parse.c141
1 files changed, 136 insertions, 5 deletions
diff --git a/examples/ip_pipeline/config_parse.c b/examples/ip_pipeline/config_parse.c
index 8fe81577..8b372e94 100644
--- a/examples/ip_pipeline/config_parse.c
+++ b/examples/ip_pipeline/config_parse.c
@@ -189,6 +189,15 @@ struct app_pktq_tm_params default_tm_params = {
.burst_write = 32,
};
+struct app_pktq_tap_params default_tap_params = {
+ .parsed = 0,
+ .burst_read = 32,
+ .burst_write = 32,
+ .dropless = 0,
+ .n_retries = 0,
+ .mempool_id = 0,
+};
+
struct app_pktq_kni_params default_kni_params = {
.parsed = 0,
.socket_id = 0,
@@ -207,7 +216,7 @@ struct app_pktq_source_params default_source_params = {
.parsed = 0,
.mempool_id = 0,
.burst = 32,
- .file_name = NULL,
+ .file_name = "./config/packets.pcap",
.n_bytes_per_pkt = 0,
};
@@ -852,6 +861,9 @@ parse_pipeline_pktq_in(struct app_params *app,
type = APP_PKTQ_IN_TM;
id = APP_PARAM_ADD(app->tm_params, name);
APP_PARAM_ADD_LINK_FOR_TM(app, name);
+ } else if (validate_name(name, "TAP", 1) == 0) {
+ type = APP_PKTQ_IN_TAP;
+ id = APP_PARAM_ADD(app->tap_params, name);
} else if (validate_name(name, "KNI", 1) == 0) {
type = APP_PKTQ_IN_KNI;
id = APP_PARAM_ADD(app->kni_params, name);
@@ -901,6 +913,9 @@ parse_pipeline_pktq_out(struct app_params *app,
type = APP_PKTQ_OUT_TM;
id = APP_PARAM_ADD(app->tm_params, name);
APP_PARAM_ADD_LINK_FOR_TM(app, name);
+ } else if (validate_name(name, "TAP", 1) == 0) {
+ type = APP_PKTQ_OUT_TAP;
+ id = APP_PARAM_ADD(app->tap_params, name);
} else if (validate_name(name, "KNI", 1) == 0) {
type = APP_PKTQ_OUT_KNI;
id = APP_PARAM_ADD(app->kni_params, name);
@@ -1896,6 +1911,88 @@ parse_tm(struct app_params *app,
}
static void
+parse_tap(struct app_params *app,
+ const char *section_name,
+ struct rte_cfgfile *cfg)
+{
+ struct app_pktq_tap_params *param;
+ struct rte_cfgfile_entry *entries;
+ int n_entries, i;
+ ssize_t param_idx;
+
+ n_entries = rte_cfgfile_section_num_entries(cfg, section_name);
+ PARSE_ERROR_SECTION_NO_ENTRIES((n_entries > 0), section_name);
+
+ entries = malloc(n_entries * sizeof(struct rte_cfgfile_entry));
+ PARSE_ERROR_MALLOC(entries != NULL);
+
+ rte_cfgfile_section_entries(cfg, section_name, entries, n_entries);
+
+ param_idx = APP_PARAM_ADD(app->tap_params, section_name);
+ param = &app->tap_params[param_idx];
+ PARSE_CHECK_DUPLICATE_SECTION(param);
+
+ for (i = 0; i < n_entries; i++) {
+ struct rte_cfgfile_entry *ent = &entries[i];
+
+ if (strcmp(ent->name, "burst_read") == 0) {
+ int status = parser_read_uint32(
+ &param->burst_read, ent->value);
+
+ PARSE_ERROR((status == 0), section_name,
+ ent->name);
+ continue;
+ }
+
+ if (strcmp(ent->name, "burst_write") == 0) {
+ int status = parser_read_uint32(
+ &param->burst_write, ent->value);
+
+ PARSE_ERROR((status == 0), section_name,
+ ent->name);
+ continue;
+ }
+
+ if (strcmp(ent->name, "dropless") == 0) {
+ int status = parser_read_arg_bool(ent->value);
+
+ PARSE_ERROR((status != -EINVAL), section_name,
+ ent->name);
+ param->dropless = status;
+ continue;
+ }
+
+ if (strcmp(ent->name, "n_retries") == 0) {
+ int status = parser_read_uint64(&param->n_retries,
+ ent->value);
+
+ PARSE_ERROR((status == 0), section_name,
+ ent->name);
+ continue;
+ }
+
+ if (strcmp(ent->name, "mempool") == 0) {
+ int status = validate_name(ent->value,
+ "MEMPOOL", 1);
+ ssize_t idx;
+
+ PARSE_ERROR((status == 0), section_name,
+ ent->name);
+
+ idx = APP_PARAM_ADD(app->mempool_params, ent->value);
+ param->mempool_id = idx;
+
+ continue;
+ }
+
+ /* unrecognized */
+ PARSE_ERROR_INVALID(0, section_name, ent->name);
+ }
+
+ free(entries);
+}
+
+static void
parse_kni(struct app_params *app,
const char *section_name,
struct rte_cfgfile *cfg)
@@ -2286,6 +2383,7 @@ static const struct config_section cfg_file_scheme[] = {
{"TXQ", 2, parse_txq},
{"SWQ", 1, parse_swq},
{"TM", 1, parse_tm},
+ {"TAP", 1, parse_tap},
{"KNI", 1, parse_kni},
{"SOURCE", 1, parse_source},
{"SINK", 1, parse_sink},
@@ -2425,6 +2523,7 @@ app_config_parse(struct app_params *app, const char *file_name)
APP_PARAM_COUNT(app->hwq_out_params, app->n_pktq_hwq_out);
APP_PARAM_COUNT(app->swq_params, app->n_pktq_swq);
APP_PARAM_COUNT(app->tm_params, app->n_pktq_tm);
+ APP_PARAM_COUNT(app->tap_params, app->n_pktq_tap);
APP_PARAM_COUNT(app->kni_params, app->n_pktq_kni);
APP_PARAM_COUNT(app->source_params, app->n_pktq_source);
APP_PARAM_COUNT(app->sink_params, app->n_pktq_sink);
@@ -2789,6 +2888,30 @@ save_tm_params(struct app_params *app, FILE *f)
}
static void
+save_tap_params(struct app_params *app, FILE *f)
+{
+ struct app_pktq_tap_params *p;
+ size_t i, count;
+
+ count = RTE_DIM(app->tap_params);
+ for (i = 0; i < count; i++) {
+ p = &app->tap_params[i];
+ if (!APP_PARAM_VALID(p))
+ continue;
+
+ fprintf(f, "[%s]\n", p->name);
+ fprintf(f, "%s = %" PRIu32 "\n", "burst_read", p->burst_read);
+ fprintf(f, "%s = %" PRIu32 "\n", "burst_write", p->burst_write);
+ fprintf(f, "%s = %s\n", "dropless", p->dropless ? "yes" : "no");
+ fprintf(f, "%s = %" PRIu64 "\n", "n_retries", p->n_retries);
+ fprintf(f, "%s = %s\n", "mempool",
+ app->mempool_params[p->mempool_id].name);
+
+ fputc('\n', f);
+ }
+}
+
+static void
save_kni_params(struct app_params *app, FILE *f)
{
struct app_pktq_kni_params *p;
@@ -2942,6 +3065,9 @@ save_pipeline_params(struct app_params *app, FILE *f)
case APP_PKTQ_IN_TM:
name = app->tm_params[pp->id].name;
break;
+ case APP_PKTQ_IN_TAP:
+ name = app->tap_params[pp->id].name;
+ break;
case APP_PKTQ_IN_KNI:
name = app->kni_params[pp->id].name;
break;
@@ -2979,6 +3105,9 @@ save_pipeline_params(struct app_params *app, FILE *f)
case APP_PKTQ_OUT_TM:
name = app->tm_params[pp->id].name;
break;
+ case APP_PKTQ_OUT_TAP:
+ name = app->tap_params[pp->id].name;
+ break;
case APP_PKTQ_OUT_KNI:
name = app->kni_params[pp->id].name;
break;
@@ -3067,6 +3196,7 @@ app_config_save(struct app_params *app, const char *file_name)
save_txq_params(app, file);
save_swq_params(app, file);
save_tm_params(app, file);
+ save_tap_params(app, file);
save_kni_params(app, file);
save_source_params(app, file);
save_sink_params(app, file);
@@ -3083,10 +3213,6 @@ app_config_init(struct app_params *app)
memcpy(app, &app_params_default, sizeof(struct app_params));
- /* configure default_source_params */
- default_source_params.file_name = strdup("./config/packets.pcap");
- PARSE_ERROR_MALLOC(default_source_params.file_name != NULL);
-
for (i = 0; i < RTE_DIM(app->mempool_params); i++)
memcpy(&app->mempool_params[i],
&mempool_params_default,
@@ -3117,6 +3243,11 @@ app_config_init(struct app_params *app)
&default_tm_params,
sizeof(default_tm_params));
+ for (i = 0; i < RTE_DIM(app->tap_params); i++)
+ memcpy(&app->tap_params[i],
+ &default_tap_params,
+ sizeof(default_tap_params));
+
for (i = 0; i < RTE_DIM(app->kni_params); i++)
memcpy(&app->kni_params[i],
&default_kni_params,