1 files changed, 244 insertions, 0 deletions
diff --git a/util/assuan-defs.h b/util/assuan-defs.h
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+++ b/util/assuan-defs.h
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+/* assuan-defs.c - Internal definitions to Assuan
+ *	Copyright (C) 2001, 2002, 2004 Free Software Foundation, Inc.
+ *	Copyright (C) 2005 Free Software Foundation, Inc.
+ *
+ * This file is part of Assuan.
+ *
+ * Assuan is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 of
+ * the License, or (at your option) any later version.
+ *
+ * Assuan is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+ * USA. 
+ */
+
+/* Please note that this is a stripped down and modified version of
+   the orginal Assuan code from libassuan. */
+
+
+#ifndef ASSUAN_DEFS_H
+#define ASSUAN_DEFS_H
+
+#include <sys/types.h>
+#ifndef HAVE_W32_SYSTEM
+#include <sys/socket.h>
+#include <sys/un.h>
+#else
+#include <windows.h>
+#endif
+#include <unistd.h>
+
+#include "assuan.h"
+#include "memory.h"
+
+#ifndef HAVE_W32_SYSTEM
+#define DIRSEP_C '/'
+#else
+#define DIRSEP_C '\\'
+#endif
+
+#ifdef HAVE_W32_SYSTEM
+#define AF_LOCAL AF_UNIX
+/* We need to prefix the structure with a sockaddr_in header so we can
+   use it later for sendto and recvfrom. */
+struct sockaddr_un
+{
+  short          sun_family;
+  unsigned short sun_port;
+  struct         in_addr sun_addr;
+  char           sun_path[108-2-4]; /* Path name.  */
+};
+
+/* Not needed anymore because the current mingw32 defines this in
+   sys/types.h */
+/* typedef int ssize_t; */
+
+/* Missing W32 functions */
+int putc_unlocked (int c, FILE *stream);
+void * memrchr (const void *block, int c, size_t size);
+char * stpcpy (char *dest, const char *src);
+#endif
+
+#define LINELENGTH ASSUAN_LINELENGTH
+
+struct cmdtbl_s
+{
+  const char *name;
+  int (*handler)(assuan_context_t, char *line);
+};
+
+struct assuan_io
+{
+  /* Routine to read from input_fd.  */
+  ssize_t (*readfnc) (assuan_context_t, void *, size_t);
+  /* Routine to write to output_fd.  */
+  ssize_t (*writefnc) (assuan_context_t, const void *, size_t);
+  /* Send a file descriptor.  */
+  assuan_error_t (*sendfd) (assuan_context_t, int);
+  /* Receive a file descriptor.  */
+  assuan_error_t (*receivefd) (assuan_context_t, int *);
+};  
+
+struct assuan_context_s
+{
+  assuan_error_t err_no;
+  const char *err_str;
+  int os_errno;  /* last system error number used with certain error codes*/
+
+  int confidential;
+  int is_server;  /* set if this is context belongs to a server */
+  int in_inquire;
+  char *hello_line;
+  char *okay_line; /* see assan_set_okay_line() */
+  
+  void *user_pointer;  /* for assuan_[gs]et_pointer () */
+
+  FILE *log_fp;
+
+  struct {
+    int fd;
+    int eof;
+    char line[LINELENGTH];
+    int linelen;  /* w/o CR, LF - might not be the same as
+                     strlen(line) due to embedded nuls. However a nul
+                     is always written at this pos */
+    struct {
+      char line[LINELENGTH];
+      int linelen ;
+      int pending; /* i.e. at least one line is available in the attic */
+    } attic;
+  } inbound;
+
+  struct {
+    int fd;
+    struct {
+      FILE *fp;
+      char line[LINELENGTH];
+      int linelen; 
+      int error;
+    } data; 
+  } outbound;
+
+  int pipe_mode;  /* We are in pipe mode, i.e. we can handle just one
+                     connection and must terminate then */
+  pid_t pid;	  /* The the pid of the peer. */
+  int listen_fd;  /* The fd we are listening on (used by socket servers) */
+  int connected_fd; /* helper */
+
+  /* Used for Unix domain sockets.  */
+  struct sockaddr_un myaddr;
+  struct sockaddr_un serveraddr;
+  /* When reading from datagram sockets, we must read an entire
+     message at a time.  This means that we have to do our own
+     buffering to be able to get the semantics of read.  */
+  void *domainbuffer;
+  /* Offset of start of buffer.  */
+  int domainbufferoffset;
+  /* Bytes buffered.  */
+  int domainbuffersize;
+  /* Memory allocated.  */
+  int domainbufferallocated;
+
+  int *pendingfds;
+  int pendingfdscount;
+
+  void (*deinit_handler)(assuan_context_t);  
+  int (*accept_handler)(assuan_context_t);
+  int (*finish_handler)(assuan_context_t);
+
+  struct cmdtbl_s *cmdtbl;
+  size_t cmdtbl_used; /* used entries */
+  size_t cmdtbl_size; /* allocated size of table */
+
+  void (*bye_notify_fnc)(assuan_context_t);
+  void (*reset_notify_fnc)(assuan_context_t);
+  void (*cancel_notify_fnc)(assuan_context_t);
+  int  (*option_handler_fnc)(assuan_context_t,const char*, const char*);
+  void (*input_notify_fnc)(assuan_context_t, const char *);
+  void (*output_notify_fnc)(assuan_context_t, const char *);
+
+  int input_fd;   /* set by INPUT command */
+  int output_fd;  /* set by OUTPUT command */
+
+  /* io routines.  */
+  struct assuan_io *io;
+};
+
+/*-- assuan-pipe-server.c --*/
+int _assuan_new_context (assuan_context_t *r_ctx);
+void _assuan_release_context (assuan_context_t ctx);
+
+/*-- assuan-domain-connect.c --*/
+/* 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.  */
+assuan_error_t _assuan_domain_init (assuan_context_t *r_ctx,
+				 int rendezvousfd,
+				 pid_t peer);
+
+/*-- assuan-handler.c --*/
+int _assuan_register_std_commands (assuan_context_t ctx);
+
+/*-- assuan-buffer.c --*/
+int _assuan_read_line (assuan_context_t ctx);
+int _assuan_cookie_write_data (void *cookie, const char *buffer, size_t size);
+int _assuan_cookie_write_flush (void *cookie);
+assuan_error_t _assuan_write_line (assuan_context_t ctx, const char *prefix,
+                                   const char *line, size_t len);
+
+/*-- assuan-client.c --*/
+assuan_error_t _assuan_read_from_server (assuan_context_t ctx, int *okay, int *off);
+
+
+/*-- assuan-util.c --*/
+
+#define set_error(c,e,t) assuan_set_error ((c), ASSUAN_ ## e, (t))
+
+void _assuan_log_print_buffer (FILE *fp, const void *buffer, size_t  length);
+void _assuan_log_sanitized_string (const char *string);
+
+#ifdef HAVE_W32_SYSTEM
+const char *_assuan_w32_strerror (int ec);
+#define w32_strerror(e) _assuan_w32_strerror ((e))
+#endif /*HAVE_W32_SYSTEM*/
+
+
+/*-- assuan-logging.c --*/
+void _assuan_set_default_log_stream (FILE *fp);
+
+void _assuan_log_printf (const char *format, ...)
+#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 5 )
+ __attribute__ ((format (printf,1,2)))
+#endif
+     ;
+
+/*-- assuan-io.c --*/
+ssize_t _assuan_simple_read (assuan_context_t ctx, void *buffer, size_t size);
+ssize_t _assuan_simple_write (assuan_context_t ctx, const void *buffer,
+			      size_t size);
+
+/*-- assuan-socket.c --*/
+int _assuan_close (int fd);
+int _assuan_sock_new (int domain, int type, int proto);
+int _assuan_sock_connect (int sockfd, struct sockaddr *addr, int addrlen);
+
+#ifdef HAVE_FOPENCOOKIE
+/* We have to implement funopen in terms of glibc's fopencookie. */
+FILE *_assuan_funopen(void *cookie,
+                      cookie_read_function_t *readfn,
+                      cookie_write_function_t *writefn,
+                      cookie_seek_function_t *seekfn,
+                      cookie_close_function_t *closefn);
+#define funopen(a,r,w,s,c) _assuan_funopen ((a), (r), (w), (s), (c))
+#endif /*HAVE_FOPENCOOKIE*/
+
+#endif /*ASSUAN_DEFS_H*/
+