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Diffstat (limited to 'kbx/keybox-update.c')
-rw-r--r--kbx/keybox-update.c97
1 files changed, 48 insertions, 49 deletions
diff --git a/kbx/keybox-update.c b/kbx/keybox-update.c
index 410986c70..75464cf49 100644
--- a/kbx/keybox-update.c
+++ b/kbx/keybox-update.c
@@ -26,6 +26,7 @@
#include <unistd.h>
#include "keybox-defs.h"
+#include "../include/host2net.h"
#define EXTSEP_S "."
@@ -65,12 +66,12 @@ fseeko (FILE * stream, off_t newpos, int whence)
static int
create_tmp_file (const char *template,
char **r_bakfname, char **r_tmpfname, FILE **r_fp)
-{
+{
char *bakfname, *tmpfname;
-
+
*r_bakfname = NULL;
*r_tmpfname = NULL;
-
+
# ifdef USE_ONLY_8DOT3
/* Here is another Windoze bug?:
* you cant rename("pubring.kbx.tmp", "pubring.kbx");
@@ -87,7 +88,7 @@ create_tmp_file (const char *template,
return gpg_error_from_syserror ();
strcpy (bakfname, template);
strcpy (bakfname+strlen(template)-4, EXTSEP_S "kb_");
-
+
tmpfname = xtrymalloc (strlen (template) + 1);
if (!tmpfname)
{
@@ -98,14 +99,14 @@ create_tmp_file (const char *template,
strcpy (tmpfname,template);
strcpy (tmpfname + strlen (template)-4, EXTSEP_S "k__");
}
- else
+ else
{ /* File does not end with kbx, thus we hope we are working on a
modern file system and appending a suffix works. */
bakfname = xtrymalloc ( strlen (template) + 5);
if (!bakfname)
return gpg_error_from_syserror ();
strcpy (stpcpy (bakfname, template), EXTSEP_S "kb_");
-
+
tmpfname = xtrymalloc ( strlen (template) + 5);
if (!tmpfname)
{
@@ -120,7 +121,7 @@ create_tmp_file (const char *template,
if (!bakfname)
return gpg_error_from_syserror ();
strcpy (stpcpy (bakfname,template),"~");
-
+
tmpfname = xtrymalloc ( strlen (template) + 5);
if (!tmpfname)
{
@@ -172,7 +173,7 @@ rename_tmp_file (const char *bakfname, const char *tmpfname,
/* First make a backup file except for secret keyboxes. */
if (!secret)
- {
+ {
#if defined(HAVE_DOSISH_SYSTEM) || defined(__riscos__)
remove (bakfname);
#endif
@@ -181,7 +182,7 @@ rename_tmp_file (const char *bakfname, const char *tmpfname,
return gpg_error_from_syserror ();
}
}
-
+
/* Then rename the file. */
#if defined(HAVE_DOSISH_SYSTEM) || defined(__riscos__)
remove (fname);
@@ -199,7 +200,7 @@ rename_tmp_file (const char *bakfname, const char *tmpfname,
}
return rc;
}
-
+
return 0;
}
@@ -211,7 +212,7 @@ rename_tmp_file (const char *bakfname, const char *tmpfname,
3 = update
*/
static int
-blob_filecopy (int mode, const char *fname, KEYBOXBLOB blob,
+blob_filecopy (int mode, const char *fname, KEYBOXBLOB blob,
int secret, off_t start_offset)
{
FILE *fp, *newfp;
@@ -221,14 +222,14 @@ blob_filecopy (int mode, const char *fname, KEYBOXBLOB blob,
char buffer[4096];
int nread, nbytes;
- /* Open the source file. Because we do a rename, we have to check the
+ /* Open the source file. Because we do a rename, we have to check the
permissions of the file */
if (access (fname, W_OK))
return gpg_error_from_syserror ();
fp = fopen (fname, "rb");
if (mode == 1 && !fp && errno == ENOENT)
- {
+ {
/* Insert mode but file does not exist:
Create a new keybox file. */
newfp = fopen (fname, "wb");
@@ -274,10 +275,10 @@ blob_filecopy (int mode, const char *fname, KEYBOXBLOB blob,
fclose (newfp);
goto leave;
}
-
+
/* prepare for insert */
if (mode == 1)
- {
+ {
/* Copy everything to the new file. */
while ( (nread = fread (buffer, 1, DIM(buffer), fp)) > 0 )
{
@@ -297,12 +298,12 @@ blob_filecopy (int mode, const char *fname, KEYBOXBLOB blob,
goto leave;
}
}
-
+
/* Prepare for delete or update. */
- if ( mode == 2 || mode == 3 )
- {
+ if ( mode == 2 || mode == 3 )
+ {
off_t current = 0;
-
+
/* Copy first part to the new file. */
while ( current < start_offset )
{
@@ -313,7 +314,7 @@ blob_filecopy (int mode, const char *fname, KEYBOXBLOB blob,
if (!nread)
break;
current += nread;
-
+
if (fwrite (buffer, nread, 1, newfp) != 1)
{
rc = gpg_error_from_syserror ();
@@ -329,7 +330,7 @@ blob_filecopy (int mode, const char *fname, KEYBOXBLOB blob,
fclose (newfp);
goto leave;
}
-
+
/* Skip this blob. */
rc = _keybox_read_blob (NULL, fp);
if (rc)
@@ -339,10 +340,10 @@ blob_filecopy (int mode, const char *fname, KEYBOXBLOB blob,
return rc;
}
}
-
+
/* Do an insert or update. */
if ( mode == 1 || mode == 3 )
- {
+ {
rc = _keybox_write_blob (blob, newfp);
if (rc)
{
@@ -351,10 +352,10 @@ blob_filecopy (int mode, const char *fname, KEYBOXBLOB blob,
return rc;
}
}
-
+
/* Copy the rest of the packet for an delete or update. */
if (mode == 2 || mode == 3)
- {
+ {
while ( (nread = fread (buffer, 1, DIM(buffer), fp)) > 0 )
{
if (fwrite (buffer, nread, 1, newfp) != 1)
@@ -373,7 +374,7 @@ blob_filecopy (int mode, const char *fname, KEYBOXBLOB blob,
goto leave;
}
}
-
+
/* Close both files. */
if (fclose(fp))
{
@@ -397,7 +398,7 @@ blob_filecopy (int mode, const char *fname, KEYBOXBLOB blob,
-#ifdef KEYBOX_WITH_X509
+#ifdef KEYBOX_WITH_X509
int
keybox_insert_cert (KEYBOX_HANDLE hd, ksba_cert_t cert,
unsigned char *sha1_digest)
@@ -407,12 +408,12 @@ keybox_insert_cert (KEYBOX_HANDLE hd, ksba_cert_t cert,
KEYBOXBLOB blob;
if (!hd)
- return gpg_error (GPG_ERR_INV_HANDLE);
+ return gpg_error (GPG_ERR_INV_HANDLE);
if (!hd->kb)
- return gpg_error (GPG_ERR_INV_HANDLE);
+ return gpg_error (GPG_ERR_INV_HANDLE);
fname = hd->kb->fname;
if (!fname)
- return gpg_error (GPG_ERR_INV_HANDLE);
+ return gpg_error (GPG_ERR_INV_HANDLE);
/* Close this one otherwise we will mess up the position for a next
search. Fixme: it would be better to adjust the position after
@@ -466,12 +467,12 @@ keybox_set_flags (KEYBOX_HANDLE hd, int what, int idx, unsigned int value)
if (!hd->found.blob)
return gpg_error (GPG_ERR_NOTHING_FOUND);
if (!hd->kb)
- return gpg_error (GPG_ERR_INV_HANDLE);
+ return gpg_error (GPG_ERR_INV_HANDLE);
if (!hd->found.blob)
return gpg_error (GPG_ERR_NOTHING_FOUND);
fname = hd->kb->fname;
if (!fname)
- return gpg_error (GPG_ERR_INV_HANDLE);
+ return gpg_error (GPG_ERR_INV_HANDLE);
off = _keybox_get_blob_fileoffset (hd->found.blob);
if (off == (off_t)-1)
@@ -481,7 +482,7 @@ keybox_set_flags (KEYBOX_HANDLE hd, int what, int idx, unsigned int value)
ec = _keybox_get_flag_location (buffer, length, what, &flag_pos, &flag_size);
if (ec)
return gpg_error (ec);
-
+
off += flag_pos;
_keybox_close_file (hd);
@@ -503,7 +504,7 @@ keybox_set_flags (KEYBOX_HANDLE hd, int what, int idx, unsigned int value)
switch (flag_size)
{
- case 1:
+ case 1:
case 2:
case 4:
if (fwrite (tmp+4-flag_size, flag_size, 1, fp) != 1)
@@ -539,10 +540,10 @@ keybox_delete (KEYBOX_HANDLE hd)
if (!hd->found.blob)
return gpg_error (GPG_ERR_NOTHING_FOUND);
if (!hd->kb)
- return gpg_error (GPG_ERR_INV_HANDLE);
+ return gpg_error (GPG_ERR_INV_HANDLE);
fname = hd->kb->fname;
if (!fname)
- return gpg_error (GPG_ERR_INV_HANDLE);
+ return gpg_error (GPG_ERR_INV_HANDLE);
off = _keybox_get_blob_fileoffset (hd->found.blob);
if (off == (off_t)-1)
@@ -588,18 +589,18 @@ keybox_compress (KEYBOX_HANDLE hd)
int skipped_deleted;
if (!hd)
- return gpg_error (GPG_ERR_INV_HANDLE);
+ return gpg_error (GPG_ERR_INV_HANDLE);
if (!hd->kb)
- return gpg_error (GPG_ERR_INV_HANDLE);
+ return gpg_error (GPG_ERR_INV_HANDLE);
if (hd->secret)
return gpg_error (GPG_ERR_NOT_IMPLEMENTED);
fname = hd->kb->fname;
if (!fname)
- return gpg_error (GPG_ERR_INV_HANDLE);
+ return gpg_error (GPG_ERR_INV_HANDLE);
_keybox_close_file (hd);
- /* Open the source file. Because we do a rename, we have to check the
+ /* Open the source file. Because we do a rename, we have to check the
permissions of the file */
if (access (fname, W_OK))
return gpg_error_from_syserror ();
@@ -623,9 +624,8 @@ keybox_compress (KEYBOX_HANDLE hd)
buffer = _keybox_get_blob_image (blob, &length);
if (length > 4 && buffer[4] == BLOBTYPE_HEADER)
{
- u32 last_maint = ((buffer[20] << 24) | (buffer[20+1] << 16)
- | (buffer[20+2] << 8) | (buffer[20+3]));
-
+ u32 last_maint = buf32_to_u32 (buffer+20);
+
if ( (last_maint + 3*3600) > time (NULL) )
{
fclose (fp);
@@ -645,7 +645,7 @@ keybox_compress (KEYBOX_HANDLE hd)
return rc;;
}
-
+
/* Processing loop. By reading using _keybox_read_blob we
automagically skip any blobs flagged as deleted. Thus what we
only have to do is to check all ephemeral flagged blocks whether
@@ -690,24 +690,23 @@ keybox_compress (KEYBOX_HANDLE hd)
continue;
}
- if (_keybox_get_flag_location (buffer, length,
+ if (_keybox_get_flag_location (buffer, length,
KEYBOX_FLAG_BLOB, &pos, &size)
|| size != 2)
{
rc = gpg_error (GPG_ERR_BUG);
break;
}
- blobflags = ((buffer[pos] << 8) | (buffer[pos+1]));
+ blobflags = buf16_to_uint (buffer+pos);
if ((blobflags & KEYBOX_FLAG_BLOB_EPHEMERAL))
{
/* This is an ephemeral blob. */
- if (_keybox_get_flag_location (buffer, length,
+ if (_keybox_get_flag_location (buffer, length,
KEYBOX_FLAG_CREATED_AT, &pos, &size)
|| size != 4)
created_at = 0; /* oops. */
else
- created_at = ((buffer[pos] << 24) | (buffer[pos+1] << 16)
- | (buffer[pos+2] << 8) | (buffer[pos+3]));
+ created_at = buf32_to_u32 (buffer+pos);
if (created_at && created_at < cut_time)
{
generated by cgit v1.2.3 (git 2.25.1) at 2025-06-17 16:21:52 +0000