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Use dm_strncpy instead of plain strncpy while setting the socket path.

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Also check the return value as it meaningless to work with truncated strings.
This commit is contained in:
Peter Rajnoha 2012-04-27 09:52:33 +00:00
parent e5b9338ada
commit bf29fa49d3
2 changed files with 8 additions and 2 deletions
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5
libdaemon/client/daemon-client.c
View File

@ -32,7 +32,10 @@ daemon_handle daemon_open(daemon_info i) {
goto error;
memset(&sockaddr, 0, sizeof(sockaddr));
strncpy(sockaddr.sun_path, i.socket, sizeof(sockaddr.sun_path));
if (!dm_strncpy(sockaddr.sun_path, i.socket, sizeof(sockaddr.sun_path))) {
fprintf(stderr, "%s: daemon socket path too long.\n", i.socket);
goto error;
}
sockaddr.sun_family = AF_UNIX;
if (connect(h.socket_fd,(struct sockaddr *) &sockaddr, sizeof(sockaddr)))
goto error;

5
libdaemon/server/daemon-server.c
View File

@ -224,7 +224,10 @@ static int _open_socket(daemon_state s)
fprintf(stderr, "[D] creating %s\n", s.socket_path);
memset(&sockaddr, 0, sizeof(sockaddr));
strncpy(sockaddr.sun_path, s.socket_path, sizeof(sockaddr.sun_path));
if (!dm_strncpy(sockaddr.sun_path, s.socket_path, sizeof(sockaddr.sun_path))) {
fprintf(stderr, "%s: daemon socket path too long.\n", s.socket_path);
goto error;
}
sockaddr.sun_family = AF_UNIX;
if (bind(fd, (struct sockaddr *) &sockaddr, sizeof(sockaddr))) {