DeforaNetworks/fwknop
DeforaNetworks/fwknop
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Convert most strlcat() calls to use destination bound from sizeof()

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This commit helps to ensure correctness of strlcat() calls in support of fixing
issue #2.
This commit is contained in:
Michael Rash 2013-04-27 20:41:12 -04:00
parent b3f55bf1ab
commit 12a6e9e93a
2 changed files with 8 additions and 8 deletions
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6
client/fwknop.c
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@ -1117,10 +1117,10 @@ save_args(int argc, char **argv, const char * const args_save_file)
fprintf(stderr, "argument string too long, exiting.\n");
exit(EXIT_FAILURE);
}
strlcat(args_str, argv[i], MAX_PATH_LEN);
strlcat(args_str, " ", MAX_PATH_LEN);
strlcat(args_str, argv[i], sizeof(args_str));
strlcat(args_str, " ", sizeof(args_str));
}
strlcat(args_str, "\n", MAX_PATH_LEN);
strlcat(args_str, "\n", sizeof(args_str));
if(write(args_file_fd, args_str, strlen(args_str))
!= strlen(args_str)) {
fprintf(stderr,

10
server/config_init.c
View File

@ -323,9 +323,9 @@ validate_options(fko_srv_options_t *opts)
strlcpy(tmp_path, opts->config[CONF_FWKNOP_RUN_DIR], sizeof(tmp_path));
if(tmp_path[strlen(tmp_path)-1] != '/')
strlcat(tmp_path, "/", MAX_PATH_LEN);
strlcat(tmp_path, "/", sizeof(tmp_path));
strlcat(tmp_path, DEF_PID_FILENAME, MAX_PATH_LEN);
strlcat(tmp_path, DEF_PID_FILENAME, sizeof(tmp_path));
set_config_entry(opts, CONF_FWKNOP_PID_FILE, tmp_path);
}
@ -339,14 +339,14 @@ validate_options(fko_srv_options_t *opts)
strlcpy(tmp_path, opts->config[CONF_FWKNOP_RUN_DIR], sizeof(tmp_path));
if(tmp_path[strlen(tmp_path)-1] != '/')
strlcat(tmp_path, "/", MAX_PATH_LEN);
strlcat(tmp_path, "/", sizeof(tmp_path));
#if USE_FILE_CACHE
strlcat(tmp_path, DEF_DIGEST_CACHE_FILENAME, MAX_PATH_LEN);
strlcat(tmp_path, DEF_DIGEST_CACHE_FILENAME, sizeof(tmp_path));
set_config_entry(opts, CONF_DIGEST_FILE, tmp_path);
#else
strlcat(tmp_path, DEF_DIGEST_CACHE_DB_FILENAME, MAX_PATH_LEN);
strlcat(tmp_path, DEF_DIGEST_CACHE_DB_FILENAME, sizeof(tmp_path));
set_config_entry(opts, CONF_DIGEST_DB_FILE, tmp_path);
#endif
}