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scd: Implement socket redirection.

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* scd/scdaemon.c (ENAMETOOLONG): New.
(redir_socket_name): New.
(cleanup): Take care of a redirected socket.
(main): Pass redir_socket_name to create_server_socket.
(create_socket_name): Remove superfluous length check.
(create_server_socket): Add arg r_redir_name and implement
redirection.  Replace assert for older Assuan by an error message.

Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2014-12-01 10:45:06 +01:00
parent eede0e59bf
commit 2f90b7c21b
2 changed files with 69 additions and 27 deletions
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4
agent/gpg-agent.c
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@ -1525,8 +1525,8 @@ create_socket_name (char *standard_name, int with_homedir)
/* Create a Unix domain socket with NAME. Returns the file descriptor
or terminates the process in case of an error. Note that this
function needs to be used for the regular socket first (indicated
by PRIMARY) and only then for the extra and the ssh sockets. if
the soecket has been redirected the name of the real socket is
by PRIMARY) and only then for the extra and the ssh sockets. If
the socket has been redirected the name of the real socket is
stored as a malloced string at R_REDIR_NAME. */
static gnupg_fd_t
create_server_socket (char *name, int primary,