#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
#if defined STDC_HEADERS || defined _LIBC
# include <stdlib.h>
#endif
#if defined HAVE_UNISTD_H || defined _LIBC
# include <unistd.h>
#endif
#if (defined HAVE_MMAP && defined HAVE_MUNMAP) || defined _LIBC
# include <sys/mman.h>
#endif
#include "gettext.h"
#include "gettextP.h"
#ifdef _LIBC
# define fstat __fstat
# define open __open
# define close __close
# define read __read
# define mmap __mmap
# define munmap __munmap
#endif
int _nl_msg_cat_cntr = 0;
void
_nl_load_domain (domain_file)
struct loaded_l10nfile *domain_file;
{
int fd;
struct stat st;
struct mo_file_header *data = (struct mo_file_header *) -1;
#if (defined HAVE_MMAP && defined HAVE_MUNMAP && !defined DISALLOW_MMAP) \
|| defined _LIBC
int use_mmap = 0;
#endif
struct loaded_domain *domain;
domain_file->decided = 1;
domain_file->data = NULL;
if (domain_file->filename == NULL)
return;
fd = open (domain_file->filename, O_RDONLY);
if (fd == -1)
return;
if (fstat (fd, &st) != 0
&& st.st_size < (off_t) sizeof (struct mo_file_header))
{
close (fd);
return;
}
#if (defined HAVE_MMAP && defined HAVE_MUNMAP && !defined DISALLOW_MMAP) \
|| defined _LIBC
data = (struct mo_file_header *) mmap (NULL, st.st_size, PROT_READ,
MAP_PRIVATE, fd, 0);
if (data != (struct mo_file_header *) -1)
{
close (fd);
use_mmap = 1;
}
#endif
if (data == (struct mo_file_header *) -1)
{
off_t to_read;
char *read_ptr;
data = (struct mo_file_header *) malloc (st.st_size);
if (data == NULL)
return;
to_read = st.st_size;
read_ptr = (char *) data;
do
{
long int nb = (long int) read (fd, read_ptr, to_read);
if (nb == -1)
{
close (fd);
return;
}
read_ptr += nb;
to_read -= nb;
}
while (to_read > 0);
close (fd);
}
if (data->magic != _MAGIC && data->magic != _MAGIC_SWAPPED)
{
#if (defined HAVE_MMAP && defined HAVE_MUNMAP && !defined DISALLOW_MMAP) \
|| defined _LIBC
if (use_mmap)
munmap ((caddr_t) data, st.st_size);
else
#endif
free (data);
return;
}
domain_file->data
= (struct loaded_domain *) malloc (sizeof (struct loaded_domain));
if (domain_file->data == NULL)
return;
domain = (struct loaded_domain *) domain_file->data;
domain->data = (char *) data;
domain->must_swap = data->magic != _MAGIC;
switch (W (domain->must_swap, data->revision))
{
case 0:
domain->nstrings = W (domain->must_swap, data->nstrings);
domain->orig_tab = (struct string_desc *)
((char *) data + W (domain->must_swap, data->orig_tab_offset));
domain->trans_tab = (struct string_desc *)
((char *) data + W (domain->must_swap, data->trans_tab_offset));
domain->hash_size = W (domain->must_swap, data->hash_tab_size);
domain->hash_tab = (nls_uint32 *)
((char *) data + W (domain->must_swap, data->hash_tab_offset));
break;
default:
#if (defined HAVE_MMAP && defined HAVE_MUNMAP && !defined DISALLOW_MMAP) \
|| defined _LIBC
if (use_mmap)
munmap ((caddr_t) data, st.st_size);
else
#endif
free (data);
free (domain);
domain_file->data = NULL;
return;
}
++_nl_msg_cat_cntr;
}