84 lines
2.2 KiB
C
84 lines
2.2 KiB
C
/* Simple utility to get human-readable comment data */
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#include <stdio.h>
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#include <time.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <unistd.h>
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#include "comment.h"
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#include "driver.h"
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#include "drivers/unix_fs/unix_fs_driver.h"
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#define BUF_SZ 4096
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void
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usage()
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{
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fprintf(stderr, "Simple utility to get comment info\n");
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fprintf(stderr, "usage: <tool-name> [-p path] id\n");
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fprintf(stderr, "-p path: path to comment storage \n");
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fprintf(stderr, "id : id of comment \n");
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}
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int
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main(int argc, char *argv[])
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{
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const Driver *driver = &unix_fs_driver;
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char *path = ".";
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int id, opt;
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while ((opt = getopt(argc, argv, "p:")) != -1) {
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switch (opt) {
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case 'p':
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path = optarg;
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break;
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default:
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usage();
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exit(EXIT_FAILURE);
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}
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}
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if (optind >= argc) {
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usage();
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exit(EXIT_FAILURE);
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}
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id = atoi(argv[optind]);
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if (id <= 0) {
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usage();
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exit(EXIT_FAILURE);
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}
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CommentHeader *header = malloc(sizeof(CommentHeader));
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header->user_sid = malloc(BUF_SZ);
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header->user_displayname = malloc(BUF_SZ);
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UnixFsDriverData driver_data = { path };
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if (driver->get_header(&driver_data, header, id) < 0) {
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fprintf(stderr, "failed to get header of comment, are you sure it exists?\n");
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exit(EXIT_FAILURE);
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}
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printf("Got a valid comment header\n");
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printf("%-30s: %d\n", "Reply id", header->reply_id);
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struct tm tm = *localtime(&header->creation_time);
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printf("%-30s: %d-%02d-%02d %02d:%02d:%02d\n", "Creation time", tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday, tm.tm_hour, tm.tm_min, tm.tm_sec);
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printf("%-30s: %lu\n", "Text size in bytes", header->text_length);
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printf("%-30s: %s\n", "User string ID", header->user_sid);
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printf("%-30s: %s\n", "User displayname", header->user_displayname);
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char *text_buffer = malloc(header->text_length + 1);
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if (driver->get_text(&driver_data, text_buffer, id) < 0) {
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fprintf(stderr, "failed to get text of comment\n");
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exit(EXIT_FAILURE);
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}
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printf("Comment text:\n");
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printf(text_buffer);
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}
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