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From: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
To: dev@dpdk.org
Cc: "Kamalakannan R ." <kamalakannan.r@intel.com>
Subject: [PATCH 7/9] examples/pipeline: add CLI command for pipeline code
generation
Date: Mon, 18 Jul 2022 13:07:11 +0000
Message-Id: <20220718130713.339003-7-cristian.dumitrescu@intel.com>
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Add CLI command for the pipeline code generation operation.
Signed-off-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>
Signed-off-by: Kamalakannan R. <kamalakannan.r@intel.com>
---
examples/pipeline/cli.c | 61 +++++++++++++++++++++++++++++++++++++++++
1 file changed, 61 insertions(+)
diff --git a/examples/pipeline/cli.c b/examples/pipeline/cli.c
index 1f75b5dc9d..fdaf5dd16b 100644
--- a/examples/pipeline/cli.c
+++ b/examples/pipeline/cli.c
@@ -983,6 +983,53 @@ cmd_pipeline_port_out(char **tokens,
}
}
+static const char cmd_pipeline_codegen_help[] =
+"pipeline codegen <spec_file> <code_file>\n";
+
+static void
+cmd_pipeline_codegen(char **tokens,
+ uint32_t n_tokens,
+ char *out,
+ size_t out_size,
+ void *obj __rte_unused)
+{
+ FILE *spec_file = NULL;
+ FILE *code_file = NULL;
+ uint32_t err_line;
+ const char *err_msg;
+ int status;
+
+ if (n_tokens != 4) {
+ snprintf(out, out_size, MSG_ARG_MISMATCH, tokens[0]);
+ return;
+ }
+
+ spec_file = fopen(tokens[2], "r");
+ if (!spec_file) {
+ snprintf(out, out_size, "Cannot open file %s.\n", tokens[2]);
+ return;
+ }
+
+ code_file = fopen(tokens[3], "w");
+ if (!code_file) {
+ snprintf(out, out_size, "Cannot open file %s.\n", tokens[3]);
+ return;
+ }
+
+ status = rte_swx_pipeline_codegen(spec_file,
+ code_file,
+ &err_line,
+ &err_msg);
+
+ fclose(spec_file);
+ fclose(code_file);
+
+ if (status) {
+ snprintf(out, out_size, "Error %d at line %u: %s\n.",
+ status, err_line, err_msg);
+ return;
+ }
+}
static const char cmd_pipeline_build_help[] =
"pipeline <pipeline_name> build <lib_file>\n";
@@ -2962,6 +3009,7 @@ cmd_help(char **tokens,
"\tpipeline create\n"
"\tpipeline port in\n"
"\tpipeline port out\n"
+ "\tpipeline codegen\n"
"\tpipeline build\n"
"\tpipeline table add\n"
"\tpipeline table delete\n"
@@ -3031,6 +3079,12 @@ cmd_help(char **tokens,
}
}
+ if ((strcmp(tokens[0], "pipeline") == 0) &&
+ (n_tokens == 2) && (strcmp(tokens[1], "codegen") == 0)) {
+ snprintf(out, out_size, "\n%s\n", cmd_pipeline_codegen_help);
+ return;
+ }
+
if ((strcmp(tokens[0], "pipeline") == 0) &&
(n_tokens == 2) && (strcmp(tokens[1], "build") == 0)) {
snprintf(out, out_size, "\n%s\n", cmd_pipeline_build_help);
@@ -3309,6 +3363,13 @@ cli_process(char *in, char *out, size_t out_size, void *obj)
return;
}
+ if ((n_tokens >= 3) &&
+ (strcmp(tokens[1], "codegen") == 0)) {
+ cmd_pipeline_codegen(tokens, n_tokens, out, out_size,
+ obj);
+ return;
+ }
+
if ((n_tokens >= 3) &&
(strcmp(tokens[2], "build") == 0)) {
cmd_pipeline_build(tokens, n_tokens, out, out_size,
--
2.34.1