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test: added parse_tlog
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for performance testing
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tridge committed Apr 27, 2024
1 parent e3d7618 commit 5efd704
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3 changes: 3 additions & 0 deletions generator/C/test/posix/Makefile
Original file line number Diff line number Diff line change
Expand Up @@ -50,3 +50,6 @@ testmav2.0_minimal: testmav.c

sha256_test: sha256_test.c
$(CC) $(CFLAGS) -I../../include_v2.0 -o $@ sha256_test.c

parse_tlog: parse_tlog.c
$(CC) $(CFLAGS) -I../../include_v2.0 -I../../include_v2.0/minimal -o $@ parse_tlog.c
59 changes: 59 additions & 0 deletions generator/C/test/posix/parse_tlog.c
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@@ -0,0 +1,59 @@
/*
parse a tlog, for performance testing
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <assert.h>
#include <stddef.h>
#include <stdbool.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>

#define MAVLINK_USE_CONVENIENCE_FUNCTIONS
#define MAVLINK_USE_MESSAGE_INFO
#define MAVLINK_COMM_NUM_BUFFERS 2

// this trick allows us to make mavlink_message_t as small as possible
// for this dialect, which saves some memory
#include <version.h>
#define MAVLINK_MAX_PAYLOAD_LEN MAVLINK_MAX_DIALECT_PAYLOAD_SIZE

#include <mavlink_types.h>
static mavlink_system_t mavlink_system = {42,11,};

#define MAVLINK_ASSERT(x) assert(x)
static void comm_send_ch(mavlink_channel_t chan, uint8_t c) {}

#include <mavlink.h>

int main(int argc, const char *argv[])
{
if (argc < 2) {
printf("Usage: parse_tlog FILENAME\n");
exit(1);
}
const char *filename = argv[1];
int fd = open(filename, O_RDONLY);
if (fd == -1) {
perror(filename);
exit(1);
}
mavlink_channel_t chan = MAVLINK_COMM_0;
char c;
uint32_t msg_count = 0;
mavlink_message_t last_msg;
mavlink_status_t status;

while (read(fd, &c, 1) == 1) {
if (mavlink_parse_char(chan, c, &last_msg, &status)) {
msg_count++;
}
}
printf("parsed %u messages\n", (unsigned)msg_count);

return 0;
}

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