Created SILC Crypto Toolkit git repository.

[crypto.git] / lib / silcutil / silcfileutil.c

diff --git a/lib/silcutil/silcfileutil.c b/lib/silcutil/silcfileutil.c
deleted file mode 100644 (file)
index ea48479..0000000
--- a/lib/silcutil/silcfileutil.c
+++ /dev/null
@@ -1,209 +0,0 @@
-/*
-
-  silcfileutil.c
-
-  Author: Pekka Riikonen <priikone@silcnet.org>
-
-  Copyright (C) 1997 - 2007 Pekka Riikonen
-
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; version 2 of the License.
-
-  This program 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 General Public License for more details.
-
-*/
-/* $Id$ */
-
-#include "silc.h"
-
-/* Opens a file indicated by the filename `filename' with flags indicated
-   by the `flags'. */
-
-int silc_file_open(const char *filename, int flags)
-{
-  return silc_file_open_mode(filename, flags, 0600);
-}
-
-/* Opens a file indicated by the filename `filename' with flags indicated
-   by the `flags', and with the specified `mode'. */
-
-int silc_file_open_mode(const char *filename, int flags, int mode)
-{
-  int fd = open(filename, flags, mode);
-  if (fd < 0)
-    silc_set_errno_posix(errno);
-  return fd;
-}
-
-/* Reads data from file descriptor `fd' to `buf'. */
-
-int silc_file_read(int fd, unsigned char *buf, SilcUInt32 buf_len)
-{
-  int ret = read(fd, (void *)buf, buf_len);
-  if (ret < 0)
-    silc_set_errno_posix(errno);
-  return ret;
-}
-
-/* Writes `buffer' of length of `len' to file descriptor `fd'. */
-
-int silc_file_write(int fd, const char *buffer, SilcUInt32 len)
-{
-  int ret = write(fd, (const void *)buffer, len);
-  if (ret < 0)
-    silc_set_errno_posix(errno);
-  return ret;
-}
-
-/* Closes file descriptor */
-
-int silc_file_close(int fd)
-{
-  int ret = close(fd);
-  if (ret < 0)
-    silc_set_errno_posix(errno);
-  return ret;
-}
-
-/* Writes a buffer to the file. */
-
-int silc_file_writefile(const char *filename, const char *buffer,
-                       SilcUInt32 len)
-{
-  int fd;
-  int flags = O_CREAT | O_WRONLY | O_TRUNC;
-
-#if defined(O_BINARY)
-  flags |= O_BINARY;
-#endif /* O_BINARY */
-
-  if ((fd = open(filename, flags, 0644)) == -1) {
-    SILC_LOG_ERROR(("Cannot open file %s for writing: %s", filename,
-                   silc_errno_string(silc_errno)));
-    return -1;
-  }
-
-  if (silc_file_write(fd, buffer, len) == -1) {
-    SILC_LOG_ERROR(("Cannot write to file %s: %s", filename,
-                   silc_errno_string(silc_errno)));
-    silc_file_close(fd);
-    return -1;
-  }
-
-#ifdef SILC_UNIX
-  fsync(fd);
-#endif /* SILC_UNIX */
-
-  return silc_file_close(fd);
-}
-
-/* Writes a buffer to the file.  If the file is created specific mode is
-   set to the file. */
-
-int silc_file_writefile_mode(const char *filename, const char *buffer,
-                            SilcUInt32 len, int mode)
-{
-  int fd;
-  int flags = O_CREAT | O_WRONLY | O_TRUNC;
-
-#if defined(O_BINARY)
-  flags |= O_BINARY;
-#endif /* O_BINARY */
-
-  if ((fd = open(filename, flags, mode)) == -1) {
-    SILC_LOG_ERROR(("Cannot open file %s for writing: %s", filename,
-                   silc_errno_string(silc_errno)));
-    return -1;
-  }
-
-  if ((silc_file_write(fd, buffer, len)) == -1) {
-    SILC_LOG_ERROR(("Cannot write to file %s: %s", filename,
-                   silc_errno_string(silc_errno)));
-    silc_file_close(fd);
-    return -1;
-  }
-
-#ifdef SILC_UNIX
-  fsync(fd);
-#endif /* SILC_UNIX */
-
-  return silc_file_close(fd);
-}
-
-/* Reads a file to a buffer. The allocated buffer is returned. Length of
-   the file read is returned to the return_len argument. */
-
-char *silc_file_readfile(const char *filename, SilcUInt32 *return_len,
-                        SilcStack stack)
-{
-  int fd;
-  unsigned char *buffer;
-  int filelen;
-
-  fd = silc_file_open(filename, O_RDONLY);
-  if (fd < 0) {
-    if (silc_errno == SILC_ERR_NO_SUCH_FILE)
-      return NULL;
-    SILC_LOG_ERROR(("Cannot open file %s: %s", filename,
-                   silc_errno_string(silc_errno)));
-    return NULL;
-  }
-
-  filelen = lseek(fd, (off_t)0L, SEEK_END);
-  if (filelen < 0) {
-    silc_set_errno_posix(errno);
-    silc_file_close(fd);
-    return NULL;
-  }
-  if (lseek(fd, (off_t)0L, SEEK_SET) < 0) {
-    silc_set_errno_posix(errno);
-    silc_file_close(fd);
-    return NULL;
-  }
-
-  buffer = silc_calloc(filelen + 1, sizeof(*buffer));
-
-  if ((silc_file_read(fd, buffer, filelen)) == -1) {
-    memset(buffer, 0, sizeof(buffer));
-    silc_file_close(fd);
-    SILC_LOG_ERROR(("Cannot read from file %s: %s", filename,
-                   silc_errno_string(silc_errno)));
-    return NULL;
-  }
-
-  silc_file_close(fd);
-  buffer[filelen] = EOF;
-
-  if (return_len)
-    *return_len = filelen;
-
-  return (char *)buffer;
-}
-
-/* Returns the size of `filename'. Returns 0 on error. */
-
-SilcUInt64 silc_file_size(const char *filename)
-{
-  int ret;
-  struct stat stats;
-
-#ifdef SILC_WIN32
-  ret = stat(filename, &stats);
-#endif /* SILC_WIN32 */
-#ifdef SILC_UNIX
-  ret = lstat(filename, &stats);
-#endif /* SILC_UNIX */
-#ifdef SILC_SYMBIAN
-  ret = stat(filename, &stats);
-#endif /* SILC_SYMBIAN */
-  if (ret < 0) {
-    silc_set_errno_posix(errno);
-    return 0;
-  }
-
-  return (SilcUInt64)stats.st_size;
-}