/*
- silcfileutil.c
+ silcfileutil.c
Author: Pekka Riikonen <priikone@silcnet.org>
/* Reads data from file descriptor `fd' to `buf'. */
-int silc_file_read(int fd, unsigned char *buf, uint32 buf_len)
+int silc_file_read(int fd, unsigned char *buf, SilcUInt32 buf_len)
{
return read(fd, (void *)buf, buf_len);
}
-/* Writes `buffer' of length of `len' to file descriptor `fd. */
+/* Writes `buffer' of length of `len' to file descriptor `fd'. */
-int silc_file_write(int fd, const char *buffer, uint32 len)
+int silc_file_write(int fd, const char *buffer, SilcUInt32 len)
{
return write(fd, (const void *)buffer, len);
}
/* Writes a buffer to the file. */
-int silc_file_writefile(const char *filename, const char *buffer, uint32 len)
+int silc_file_writefile(const char *filename, const char *buffer,
+ SilcUInt32 len)
{
int fd;
-
- if ((fd = creat(filename, 0644)) == -1) {
+ 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,
strerror(errno)));
return -1;
}
-
- if ((silc_file_write(fd, buffer, len)) == -1) {
+
+ if (silc_file_write(fd, buffer, len) == -1) {
SILC_LOG_ERROR(("Cannot write to file %s: %s", filename, strerror(errno)));
silc_file_close(fd);
return -1;
}
silc_file_close(fd);
-
+
return 0;
}
/* 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,
- uint32 len, int mode)
+int silc_file_writefile_mode(const char *filename, const char *buffer,
+ SilcUInt32 len, int mode)
{
int fd;
-
- if ((fd = creat(filename, mode)) == -1) {
+ 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,
strerror(errno)));
return -1;
}
-
+
if ((silc_file_write(fd, buffer, len)) == -1) {
SILC_LOG_ERROR(("Cannot write to file %s: %s", filename, strerror(errno)));
silc_file_close(fd);
}
silc_file_close(fd);
-
+
return 0;
}
/* 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, uint32 *return_len)
+char *silc_file_readfile(const char *filename, SilcUInt32 *return_len)
{
int fd;
char *buffer;
silc_file_close(fd);
return NULL;
}
-
+
buffer = silc_calloc(filelen + 1, sizeof(char));
-
+
if ((silc_file_read(fd, buffer, filelen)) == -1) {
memset(buffer, 0, sizeof(buffer));
silc_file_close(fd);
return buffer;
}
-/* Returns files size. Returns 0 on error. */
+/* Returns the size of `filename'. Returns 0 on error. */
-uint64 silc_file_size(const char *filename)
+SilcUInt64 silc_file_size(const char *filename)
{
int ret;
struct stat stats;
if (ret < 0)
return 0;
- return (uint64)stats.st_size;
+ return (SilcUInt64)stats.st_size;
}