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/*
* Copyright (C) 2019 Intel Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include <getopt.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include "i915_perf_recorder_commands.h"
static void
usage(const char *name)
{
fprintf(stdout,
"Usage: %s [options]\n"
"\n"
" --help, -h Print this screen\n"
" --command-fifo, -f <path> Path to a command fifo\n"
" --dump, -d <path> Write a content of circular buffer to path\n",
name);
}
int
main(int argc, char *argv[])
{
const struct option long_options[] = {
{"help", no_argument, 0, 'h'},
{"dump", required_argument, 0, 'd'},
{"command-fifo", required_argument, 0, 'f'},
{"quit", no_argument, 0, 'q'},
{0, 0, 0, 0}
};
const char *command_fifo = I915_PERF_RECORD_FIFO_PATH, *dump_file = NULL;
FILE *command_fifo_file;
int opt;
bool quit = false;
while ((opt = getopt_long(argc, argv, "hd:f:q", long_options, NULL)) != -1) {
switch (opt) {
case 'h':
usage(argv[0]);
return EXIT_SUCCESS;
case 'd':
dump_file = optarg;
break;
case 'f':
command_fifo = optarg;
break;
case 'q':
quit = true;
break;
default:
fprintf(stderr, "Internal error: "
"unexpected getopt value: %d\n", opt);
usage(argv[0]);
return EXIT_FAILURE;
}
}
if (!command_fifo)
return EXIT_FAILURE;
command_fifo_file = fopen(command_fifo, "r+");
if (!command_fifo_file) {
fprintf(stderr, "Unable to open command file\n");
return EXIT_FAILURE;
}
if (dump_file) {
if (dump_file[0] == '/') {
uint32_t total_len =
sizeof(struct recorder_command_base) + strlen(dump_file) + 1;
struct {
struct recorder_command_base base;
uint8_t dump[];
} *data = malloc(total_len);
data->base.command = RECORDER_COMMAND_DUMP;
data->base.size = total_len;
snprintf((char *) data->dump, strlen(dump_file) + 1, "%s", dump_file);
fwrite(data, total_len, 1, command_fifo_file);
} else {
char *cwd = getcwd(NULL, 0);
uint32_t path_len = strlen(cwd) + 1 + strlen(dump_file) + 1;
uint32_t total_len = sizeof(struct recorder_command_base) + path_len;
struct {
struct recorder_command_base base;
uint8_t dump[];
} *data = malloc(total_len);
data->base.command = RECORDER_COMMAND_DUMP;
data->base.size = total_len;
snprintf((char *) data->dump, path_len, "%s/%s", cwd, dump_file);
fwrite(data, total_len, 1, command_fifo_file);
}
}
if (quit) {
struct recorder_command_base base = {
.command = RECORDER_COMMAND_QUIT,
.size = sizeof(base),
};
fwrite(&base, sizeof(base), 1, command_fifo_file);
}
fclose(command_fifo_file);
return EXIT_SUCCESS;
}
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