diff options
Diffstat (limited to 'assuan/assuan-socket-connect.c')
-rw-r--r-- | assuan/assuan-socket-connect.c | 75 |
1 files changed, 51 insertions, 24 deletions
diff --git a/assuan/assuan-socket-connect.c b/assuan/assuan-socket-connect.c index cd963ed2..9937c7a6 100644 --- a/assuan/assuan-socket-connect.c +++ b/assuan/assuan-socket-connect.c @@ -1,5 +1,5 @@ /* assuan-socket-connect.c - Assuan socket based client - * Copyright (C) 2002, 2003 Free Software Foundation, Inc. + * Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. * * This file is part of Assuan. * @@ -22,25 +22,43 @@ #include <stdlib.h> #include <stddef.h> #include <stdio.h> +#include <string.h> #include <errno.h> +#include <unistd.h> #include <sys/types.h> +#ifndef HAVE_W32_SYSTEM #include <sys/socket.h> #include <sys/un.h> -#include <unistd.h> +#else +#include <windows.h> +#endif #include "assuan-defs.h" -#define LOG(format, args...) \ - fprintf (assuan_get_assuan_log_stream (), \ - assuan_get_assuan_log_prefix (), \ - "%s" format , ## args) - +/* Hacks for Slowaris. */ +#ifndef PF_LOCAL +# ifdef PF_UNIX +# define PF_LOCAL PF_UNIX +# else +# define PF_LOCAL AF_UNIX +# endif +#endif +#ifndef AF_LOCAL +# define AF_LOCAL AF_UNIX +#endif + +#ifndef SUN_LEN +# define SUN_LEN(ptr) ((size_t) (((struct sockaddr_un *) 0)->sun_path) \ + + strlen ((ptr)->sun_path)) +#endif + + static int do_finish (ASSUAN_CONTEXT ctx) { if (ctx->inbound.fd != -1) { - close (ctx->inbound.fd); + _assuan_close (ctx->inbound.fd); } ctx->inbound.fd = -1; ctx->outbound.fd = -1; @@ -55,56 +73,64 @@ do_deinit (ASSUAN_CONTEXT ctx) /* Make a connection to the Unix domain socket NAME and return a new Assuan context in CTX. SERVER_PID is currently not used but may become handy in the future. */ -AssuanError +assuan_error_t assuan_socket_connect (ASSUAN_CONTEXT *r_ctx, const char *name, pid_t server_pid) { static struct assuan_io io = { _assuan_simple_read, _assuan_simple_write }; - AssuanError err; + assuan_error_t err; ASSUAN_CONTEXT ctx; int fd; struct sockaddr_un srvr_addr; size_t len; + const char *s; if (!r_ctx || !name) return ASSUAN_Invalid_Value; *r_ctx = NULL; - /* we require that the name starts with a slash, so that we can - alter reuse this function for other socket types */ - if (*name != '/') + /* We require that the name starts with a slash, so that we can + alter reuse this function for other socket types. To make things + easier we allow an optional dirver prefix. */ + s = name; + if (*s && s[1] == ':') + s += 2; + if (*s != DIRSEP_C && *s != '/') return ASSUAN_Invalid_Value; + if (strlen (name)+1 >= sizeof srvr_addr.sun_path) return ASSUAN_Invalid_Value; err = _assuan_new_context (&ctx); if (err) return err; - ctx->pid = server_pid; /* save it in case we need it later */ ctx->deinit_handler = do_deinit; ctx->finish_handler = do_finish; - fd = socket (PF_LOCAL, SOCK_STREAM, 0); + + fd = _assuan_sock_new (PF_LOCAL, SOCK_STREAM, 0); if (fd == -1) { - LOG ("can't create socket: %s\n", strerror (errno)); + _assuan_log_printf ("can't create socket: %s\n", strerror (errno)); _assuan_release_context (ctx); return ASSUAN_General_Error; } memset (&srvr_addr, 0, sizeof srvr_addr); srvr_addr.sun_family = AF_LOCAL; - len = strlen (srvr_addr.sun_path) + 1; - memcpy (srvr_addr.sun_path, name, len); - len += (offsetof (struct sockaddr_un, sun_path)); + strncpy (srvr_addr.sun_path, name, sizeof (srvr_addr.sun_path) - 1); + srvr_addr.sun_path[sizeof (srvr_addr.sun_path) - 1] = 0; + len = SUN_LEN (&srvr_addr); + - if (connect (fd, (struct sockaddr *) &srvr_addr, len) == -1) + if (_assuan_sock_connect (fd, (struct sockaddr *) &srvr_addr, len) == -1) { - LOG ("can't connect to `%s': %s\n", name, strerror (errno)); + _assuan_log_printf ("can't connect to `%s': %s\n", + name, strerror (errno)); _assuan_release_context (ctx); - close (fd); + _assuan_close (fd); return ASSUAN_Connect_Failed; } @@ -118,10 +144,11 @@ assuan_socket_connect (ASSUAN_CONTEXT *r_ctx, err = _assuan_read_from_server (ctx, &okay, &off); if (err) - LOG ("can't connect to server: %s\n", assuan_strerror (err)); + _assuan_log_printf ("can't connect to server: %s\n", + assuan_strerror (err)); else if (okay != 1) { - LOG ("can't connect to server: `"); + /*LOG ("can't connect to server: `");*/ _assuan_log_sanitized_string (ctx->inbound.line); fprintf (assuan_get_assuan_log_stream (), "'\n"); err = ASSUAN_Connect_Failed; |