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Re-indentation of keydb.c and error code changes.

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Returning -1 as an error code is not very clean given that gpg error
has more descriptive error codes.  Thus we now return
GPG_ERR_NOT_FOUND for all search operations and adjusted all callers.
This commit is contained in:
Werner Koch 2011-04-29 15:07:11 +02:00
parent 740629de00
commit afe5c1a370
8 changed files with 383 additions and 328 deletions
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13
g10/ChangeLog
View File

@ -1,3 +1,16 @@
2011-04-29 Werner Koch <wk@g10code.com>
* keydb.c (keydb_get_keyblock, keydb_add_resource): Use gpg_error.
(keydb_get_keyblock): Return VALUE_NOT_FOUND instead of -1.
(keydb_update_keyblock, keydb_insert_keyblock)
(keydb_delete_keyblock): Ditto.
(keydb_locate_writable): Ditto.
(keydb_search_reset): Ditto.
(keydb_search2): Return GPG_ERR_NOT_FOUND instead of -1. Change
all callers.
(keydb_search_first, keydb_search_next, keydb_search_kid)
(keydb_search_fpr): Ditto.
2011-04-28 Werner Koch <wk@g10code.com> 2011-04-28 Werner Koch <wk@g10code.com>
* ecdh.c (pk_ecdh_encrypt_with_shared_point): Remove memory leak * ecdh.c (pk_ecdh_encrypt_with_shared_point): Remove memory leak

2
g10/export.c
View File

@ -1185,7 +1185,7 @@ do_export_stream (ctrl_t ctrl, iobuf_t out, strlist_t users, int secret,
iobuf_put (out, ')'); iobuf_put (out, ')');
iobuf_put (out, '\n'); iobuf_put (out, '\n');
} }
if (err == -1) if (gpg_err_code (err) == GPG_ERR_NOT_FOUND)
err = 0; err = 0;
leave: leave:

10
g10/getkey.c
View File

@ -431,7 +431,7 @@ get_pubkey_fast (PKT_public_key * pk, u32 * keyid)
hd = keydb_new (); hd = keydb_new ();
rc = keydb_search_kid (hd, keyid); rc = keydb_search_kid (hd, keyid);
if (rc == -1) if (gpg_err_code (rc) == GPG_ERR_NOT_FOUND)
{ {
keydb_release (hd); keydb_release (hd);
return G10ERR_NO_PUBKEY; return G10ERR_NO_PUBKEY;
@ -992,7 +992,7 @@ get_pubkey_byfprint_fast (PKT_public_key * pk,
hd = keydb_new (); hd = keydb_new ();
rc = keydb_search_fpr (hd, fprbuf); rc = keydb_search_fpr (hd, fprbuf);
if (rc == -1) if (gpg_err_code (rc) == GPG_ERR_NOT_FOUND)
{ {
keydb_release (hd); keydb_release (hd);
return G10ERR_NO_PUBKEY; return G10ERR_NO_PUBKEY;
@ -2488,7 +2488,7 @@ lookup (getkey_ctx_t ctx, kbnode_t *ret_keyblock, int want_secret)
} }
found: found:
if (rc && rc != -1) if (rc && gpg_err_code (rc) != GPG_ERR_NOT_FOUND)
log_error ("keydb_search failed: %s\n", g10_errstr (rc)); log_error ("keydb_search failed: %s\n", g10_errstr (rc));
if (!rc) if (!rc)
@ -2496,9 +2496,9 @@ found:
*ret_keyblock = ctx->keyblock; /* Return the keyblock. */ *ret_keyblock = ctx->keyblock; /* Return the keyblock. */
ctx->keyblock = NULL; ctx->keyblock = NULL;
} }
else if (rc == -1 && no_suitable_key) else if (gpg_err_code (rc) == GPG_ERR_NOT_FOUND && no_suitable_key)
rc = want_secret? G10ERR_UNU_SECKEY : G10ERR_UNU_PUBKEY; rc = want_secret? G10ERR_UNU_SECKEY : G10ERR_UNU_PUBKEY;
else if (rc == -1) else if (gpg_err_code (rc) == GPG_ERR_NOT_FOUND)
rc = want_secret? G10ERR_NO_SECKEY : G10ERR_NO_PUBKEY; rc = want_secret? G10ERR_NO_SECKEY : G10ERR_NO_PUBKEY;
release_kbnode (ctx->keyblock); release_kbnode (ctx->keyblock);

645
g10/keydb.c
View File

@ -1,6 +1,6 @@
/* keydb.c - key database dispatcher /* keydb.c - key database dispatcher
* Copyright (C) 2001, 2002, 2003, 2004, 2005, * Copyright (C) 2001, 2002, 2003, 2004, 2005,
* 2008, 2009 Free Software Foundation, Inc. * 2008, 2009, 2011 Free Software Foundation, Inc.
* *
* This file is part of GnuPG. * This file is part of GnuPG.
* *
@ -39,10 +39,11 @@
static int active_handles; static int active_handles;
typedef enum { typedef enum
{
KEYDB_RESOURCE_TYPE_NONE = 0, KEYDB_RESOURCE_TYPE_NONE = 0,
KEYDB_RESOURCE_TYPE_KEYRING KEYDB_RESOURCE_TYPE_KEYRING
} KeydbResourceType; } KeydbResourceType;
#define MAX_KEYDB_RESOURCES 40 #define MAX_KEYDB_RESOURCES 40
struct resource_item struct resource_item
@ -58,11 +59,12 @@ static struct resource_item all_resources[MAX_KEYDB_RESOURCES];
static int used_resources; static int used_resources;
static void *primary_keyring=NULL; static void *primary_keyring=NULL;
struct keydb_handle { struct keydb_handle
{
int locked; int locked;
int found; int found;
int current; int current;
int used; /* items in active */ int used; /* Number of items in ACTIVE. */
struct resource_item active[MAX_KEYDB_RESOURCES]; struct resource_item active[MAX_KEYDB_RESOURCES];
}; };
@ -212,122 +214,132 @@ maybe_create_keyring (char *filename, int force)
* Flag 4 - This is a default resources. * Flag 4 - This is a default resources.
* Flag 8 - Open as read-only. * Flag 8 - Open as read-only.
*/ */
int gpg_error_t
keydb_add_resource (const char *url, int flags) keydb_add_resource (const char *url, int flags)
{ {
static int any_public; static int any_public;
const char *resname = url; const char *resname = url;
char *filename = NULL; char *filename = NULL;
int force = (flags&1); int force = (flags&1);
int read_only = !!(flags&8); int read_only = !!(flags&8);
int rc = 0; int rc = 0;
KeydbResourceType rt = KEYDB_RESOURCE_TYPE_NONE; KeydbResourceType rt = KEYDB_RESOURCE_TYPE_NONE;
void *token; void *token;
if (read_only) if (read_only)
force = 0; force = 0;
/* Do we have an URL? /* Do we have an URL?
* gnupg-ring:filename := this is a plain keyring * gnupg-ring:filename := this is a plain keyring
* filename := See what is is, but create as plain keyring. * filename := See what is is, but create as plain keyring.
*/ */
if (strlen (resname) > 11) { if (strlen (resname) > 11)
if (!strncmp( resname, "gnupg-ring:", 11) ) { {
rt = KEYDB_RESOURCE_TYPE_KEYRING; if (!strncmp( resname, "gnupg-ring:", 11) )
resname += 11; {
rt = KEYDB_RESOURCE_TYPE_KEYRING;
resname += 11;
} }
#if !defined(HAVE_DRIVE_LETTERS) && !defined(__riscos__) #if !defined(HAVE_DRIVE_LETTERS) && !defined(__riscos__)
else if (strchr (resname, ':')) { else if (strchr (resname, ':'))
log_error ("invalid key resource URL `%s'\n", url ); {
rc = G10ERR_GENERAL; log_error ("invalid key resource URL `%s'\n", url );
goto leave; rc = gpg_error (GPG_ERR_GENERAL);
} goto leave;
}
#endif /* !HAVE_DRIVE_LETTERS && !__riscos__ */ #endif /* !HAVE_DRIVE_LETTERS && !__riscos__ */
} }
if (*resname != DIRSEP_C ) { /* do tilde expansion etc */ if (*resname != DIRSEP_C )
if (strchr(resname, DIRSEP_C) ) {
filename = make_filename (resname, NULL); /* Do tilde expansion etc. */
else if (strchr(resname, DIRSEP_C) )
filename = make_filename (opt.homedir, resname, NULL); filename = make_filename (resname, NULL);
else
filename = make_filename (opt.homedir, resname, NULL);
} }
else else
filename = xstrdup (resname); filename = xstrdup (resname);
if (!force && !read_only) if (!force && !read_only)
force = !any_public; force = !any_public;
/* See whether we can determine the filetype. */ /* See whether we can determine the filetype. */
if (rt == KEYDB_RESOURCE_TYPE_NONE) { if (rt == KEYDB_RESOURCE_TYPE_NONE)
FILE *fp = fopen( filename, "rb" ); {
FILE *fp = fopen (filename, "rb");
if (fp) { if (fp)
u32 magic; {
u32 magic;
if (fread( &magic, 4, 1, fp) == 1 ) { if (fread( &magic, 4, 1, fp) == 1 )
if (magic == 0x13579ace || magic == 0xce9a5713) {
; /* GDBM magic - no more support */ if (magic == 0x13579ace || magic == 0xce9a5713)
else ; /* GDBM magic - not anymore supported. */
rt = KEYDB_RESOURCE_TYPE_KEYRING; else
rt = KEYDB_RESOURCE_TYPE_KEYRING;
} }
else /* maybe empty: assume ring */ else /* Maybe empty: assume keyring. */
rt = KEYDB_RESOURCE_TYPE_KEYRING; rt = KEYDB_RESOURCE_TYPE_KEYRING;
fclose( fp );
fclose( fp );
} }
else /* no file yet: create ring */ else /* No file yet: create keyring. */
rt = KEYDB_RESOURCE_TYPE_KEYRING; rt = KEYDB_RESOURCE_TYPE_KEYRING;
} }
switch (rt) { switch (rt)
case KEYDB_RESOURCE_TYPE_NONE: {
log_error ("unknown type of key resource `%s'\n", url ); case KEYDB_RESOURCE_TYPE_NONE:
rc = G10ERR_GENERAL; log_error ("unknown type of key resource `%s'\n", url );
goto leave; rc = gpg_error (GPG_ERR_GENERAL);
goto leave;
case KEYDB_RESOURCE_TYPE_KEYRING: case KEYDB_RESOURCE_TYPE_KEYRING:
rc = maybe_create_keyring (filename, force); rc = maybe_create_keyring (filename, force);
if (rc) if (rc)
goto leave; goto leave;
if(keyring_register_filename (filename, read_only, &token)) if (keyring_register_filename (filename, read_only, &token))
{ {
if (used_resources >= MAX_KEYDB_RESOURCES) if (used_resources >= MAX_KEYDB_RESOURCES)
rc = G10ERR_RESOURCE_LIMIT; rc = gpg_error (GPG_ERR_RESOURCE_LIMIT);
else else
{ {
if(flags&2) if (flags&2)
primary_keyring=token; primary_keyring = token;
all_resources[used_resources].type = rt; all_resources[used_resources].type = rt;
all_resources[used_resources].u.kr = NULL; /* Not used here */ all_resources[used_resources].u.kr = NULL; /* Not used here */
all_resources[used_resources].token = token; all_resources[used_resources].token = token;
used_resources++; used_resources++;
} }
} }
else else
{ {
/* This keyring was already registered, so ignore it. /* This keyring was already registered, so ignore it.
However, we can still mark it as primary even if it was However, we can still mark it as primary even if it was
already registered. */ already registered. */
if(flags&2) if (flags&2)
primary_keyring=token; primary_keyring = token;
} }
break; break;
default: default:
log_error ("resource type of `%s' not supported\n", url); log_error ("resource type of `%s' not supported\n", url);
rc = G10ERR_GENERAL; rc = gpg_error (GPG_ERR_GENERAL);
goto leave; goto leave;
} }
/* fixme: check directory permissions and print a warning */ /* fixme: check directory permissions and print a warning */
leave: leave:
if (rc) if (rc)
log_error (_("keyblock resource `%s': %s\n"), filename, g10_errstr(rc)); log_error (_("keyblock resource `%s': %s\n"), filename, gpg_strerror (rc));
else else
any_public = 1; any_public = 1;
xfree (filename); xfree (filename);
return rc; return rc;
} }
@ -370,25 +382,27 @@ keydb_new (void)
void void
keydb_release (KEYDB_HANDLE hd) keydb_release (KEYDB_HANDLE hd)
{ {
int i; int i;
if (!hd) if (!hd)
return; return;
assert (active_handles > 0); assert (active_handles > 0);
active_handles--; active_handles--;
unlock_all (hd); unlock_all (hd);
for (i=0; i < hd->used; i++) { for (i=0; i < hd->used; i++)
switch (hd->active[i].type) { {
case KEYDB_RESOURCE_TYPE_NONE: switch (hd->active[i].type)
break; {
case KEYDB_RESOURCE_TYPE_KEYRING: case KEYDB_RESOURCE_TYPE_NONE:
keyring_release (hd->active[i].u.kr); break;
break; case KEYDB_RESOURCE_TYPE_KEYRING:
keyring_release (hd->active[i].u.kr);
break;
} }
} }
xfree (hd); xfree (hd);
} }
@ -403,29 +417,30 @@ keydb_release (KEYDB_HANDLE hd)
const char * const char *
keydb_get_resource_name (KEYDB_HANDLE hd) keydb_get_resource_name (KEYDB_HANDLE hd)
{ {
int idx; int idx;
const char *s = NULL; const char *s = NULL;
if (!hd) if (!hd)
return NULL; return NULL;
if ( hd->found >= 0 && hd->found < hd->used) if ( hd->found >= 0 && hd->found < hd->used)
idx = hd->found; idx = hd->found;
else if ( hd->current >= 0 && hd->current < hd->used) else if ( hd->current >= 0 && hd->current < hd->used)
idx = hd->current; idx = hd->current;
else else
idx = 0; idx = 0;
switch (hd->active[idx].type) { switch (hd->active[idx].type)
case KEYDB_RESOURCE_TYPE_NONE: {
s = NULL; case KEYDB_RESOURCE_TYPE_NONE:
break; s = NULL;
case KEYDB_RESOURCE_TYPE_KEYRING: break;
s = keyring_get_resource_name (hd->active[idx].u.kr); case KEYDB_RESOURCE_TYPE_KEYRING:
break; s = keyring_get_resource_name (hd->active[idx].u.kr);
break;
} }
return s? s: ""; return s? s: "";
} }
@ -433,54 +448,62 @@ keydb_get_resource_name (KEYDB_HANDLE hd)
static int static int
lock_all (KEYDB_HANDLE hd) lock_all (KEYDB_HANDLE hd)
{ {
int i, rc = 0; int i, rc = 0;
for (i=0; !rc && i < hd->used; i++) { for (i=0; !rc && i < hd->used; i++)
switch (hd->active[i].type) { {
case KEYDB_RESOURCE_TYPE_NONE: switch (hd->active[i].type)
break; {
case KEYDB_RESOURCE_TYPE_KEYRING: case KEYDB_RESOURCE_TYPE_NONE:
rc = keyring_lock (hd->active[i].u.kr, 1); break;
break; case KEYDB_RESOURCE_TYPE_KEYRING:
rc = keyring_lock (hd->active[i].u.kr, 1);
break;
} }
} }
if (rc) { if (rc)
/* revert the already set locks */ {
for (i--; i >= 0; i--) { /* Revert the already set locks. */
switch (hd->active[i].type) { for (i--; i >= 0; i--)
case KEYDB_RESOURCE_TYPE_NONE: {
break; switch (hd->active[i].type)
case KEYDB_RESOURCE_TYPE_KEYRING: {
keyring_lock (hd->active[i].u.kr, 0); case KEYDB_RESOURCE_TYPE_NONE:
break; break;
case KEYDB_RESOURCE_TYPE_KEYRING:
keyring_lock (hd->active[i].u.kr, 0);
break;
} }
} }
} }
else else
hd->locked = 1; hd->locked = 1;
return rc; return rc;
} }
static void static void
unlock_all (KEYDB_HANDLE hd) unlock_all (KEYDB_HANDLE hd)
{ {
int i; int i;
if (!hd->locked) if (!hd->locked)
return; return;
for (i=hd->used-1; i >= 0; i--) { for (i=hd->used-1; i >= 0; i--)
switch (hd->active[i].type) { {
case KEYDB_RESOURCE_TYPE_NONE: switch (hd->active[i].type)
break; {
case KEYDB_RESOURCE_TYPE_KEYRING: case KEYDB_RESOURCE_TYPE_NONE:
keyring_lock (hd->active[i].u.kr, 0); break;
break; case KEYDB_RESOURCE_TYPE_KEYRING:
keyring_lock (hd->active[i].u.kr, 0);
break;
} }
} }
hd->locked = 0; hd->locked = 0;
} }
@ -490,148 +513,153 @@ unlock_all (KEYDB_HANDLE hd)
* the public key used to locate the keyblock or flag bit 1 set for * the public key used to locate the keyblock or flag bit 1 set for
* the user ID node. * the user ID node.
*/ */
int gpg_error_t
keydb_get_keyblock (KEYDB_HANDLE hd, KBNODE *ret_kb) keydb_get_keyblock (KEYDB_HANDLE hd, KBNODE *ret_kb)
{ {
int rc = 0; gpg_error_t err = 0;
if (!hd) if (!hd)
return G10ERR_INV_ARG; return gpg_error (GPG_ERR_INV_ARG);
if ( hd->found < 0 || hd->found >= hd->used) if (hd->found < 0 || hd->found >= hd->used)
return -1; /* nothing found */ return gpg_error (GPG_ERR_VALUE_NOT_FOUND);
switch (hd->active[hd->found].type) { switch (hd->active[hd->found].type)
case KEYDB_RESOURCE_TYPE_NONE: {
rc = G10ERR_GENERAL; /* oops */ case KEYDB_RESOURCE_TYPE_NONE:
break; err = gpg_error (GPG_ERR_GENERAL); /* oops */
case KEYDB_RESOURCE_TYPE_KEYRING: break;
rc = keyring_get_keyblock (hd->active[hd->found].u.kr, ret_kb); case KEYDB_RESOURCE_TYPE_KEYRING:
break; err = keyring_get_keyblock (hd->active[hd->found].u.kr, ret_kb);
break;
} }
return rc; return err;
} }
/* /*
* update the current keyblock with KB * Update the current keyblock with the keyblock KB
*/ */
int gpg_error_t
keydb_update_keyblock (KEYDB_HANDLE hd, KBNODE kb) keydb_update_keyblock (KEYDB_HANDLE hd, kbnode_t kb)
{ {
int rc = 0; gpg_error_t rc;
if (!hd) if (!hd)
return G10ERR_INV_ARG; return gpg_error (GPG_ERR_INV_ARG);
if ( hd->found < 0 || hd->found >= hd->used) if (hd->found < 0 || hd->found >= hd->used)
return -1; /* nothing found */ return gpg_error (GPG_ERR_VALUE_NOT_FOUND);
if( opt.dry_run ) if (opt.dry_run)
return 0; return 0;
rc = lock_all (hd); rc = lock_all (hd);
if (rc) if (rc)
return rc; return rc;
switch (hd->active[hd->found].type) { switch (hd->active[hd->found].type)
case KEYDB_RESOURCE_TYPE_NONE: {
rc = G10ERR_GENERAL; /* oops */ case KEYDB_RESOURCE_TYPE_NONE:
break; rc = gpg_error (GPG_ERR_GENERAL); /* oops */
case KEYDB_RESOURCE_TYPE_KEYRING: break;
rc = keyring_update_keyblock (hd->active[hd->found].u.kr, kb); case KEYDB_RESOURCE_TYPE_KEYRING:
break; rc = keyring_update_keyblock (hd->active[hd->found].u.kr, kb);
break;
} }
unlock_all (hd); unlock_all (hd);
return rc; return rc;
} }
/* /*
* Insert a new KB into one of the resources. * Insert a new KB into one of the resources.
*/ */
int gpg_error_t
keydb_insert_keyblock (KEYDB_HANDLE hd, KBNODE kb) keydb_insert_keyblock (KEYDB_HANDLE hd, kbnode_t kb)
{ {
int rc = -1; int rc;
int idx; int idx;
if (!hd) if (!hd)
return G10ERR_INV_ARG; return gpg_error (GPG_ERR_INV_ARG);
if( opt.dry_run ) if (opt.dry_run)
return 0; return 0;
if ( hd->found >= 0 && hd->found < hd->used) if (hd->found >= 0 && hd->found < hd->used)
idx = hd->found; idx = hd->found;
else if ( hd->current >= 0 && hd->current < hd->used) else if (hd->current >= 0 && hd->current < hd->used)
idx = hd->current; idx = hd->current;
else else
return G10ERR_GENERAL; return gpg_error (GPG_ERR_GENERAL);
rc = lock_all (hd); rc = lock_all (hd);
if (rc) if (rc)
return rc; return rc;
switch (hd->active[idx].type) { switch (hd->active[idx].type)
case KEYDB_RESOURCE_TYPE_NONE: {
rc = G10ERR_GENERAL; /* oops */ case KEYDB_RESOURCE_TYPE_NONE:
break; rc = gpg_error (GPG_ERR_GENERAL); /* oops */
case KEYDB_RESOURCE_TYPE_KEYRING: break;
rc = keyring_insert_keyblock (hd->active[idx].u.kr, kb); case KEYDB_RESOURCE_TYPE_KEYRING:
break; rc = keyring_insert_keyblock (hd->active[idx].u.kr, kb);
break;
} }
unlock_all (hd); unlock_all (hd);
return rc; return rc;
} }
/* /*
* The current keyblock will be deleted. * Delete the current keyblock.
*/ */
int gpg_error_t
keydb_delete_keyblock (KEYDB_HANDLE hd) keydb_delete_keyblock (KEYDB_HANDLE hd)
{ {
int rc = -1; gpg_error_t rc;
if (!hd) if (!hd)
return G10ERR_INV_ARG; return gpg_error (GPG_ERR_INV_ARG);
if ( hd->found < 0 || hd->found >= hd->used) if (hd->found < 0 || hd->found >= hd->used)
return -1; /* nothing found */ return gpg_error (GPG_ERR_VALUE_NOT_FOUND);
if( opt.dry_run ) if (opt.dry_run)
return 0; return 0;
rc = lock_all (hd); rc = lock_all (hd);
if (rc) if (rc)
return rc; return rc;
switch (hd->active[hd->found].type) { switch (hd->active[hd->found].type)
case KEYDB_RESOURCE_TYPE_NONE: {
rc = G10ERR_GENERAL; /* oops */ case KEYDB_RESOURCE_TYPE_NONE:
break; rc = gpg_error (GPG_ERR_GENERAL);
case KEYDB_RESOURCE_TYPE_KEYRING: break;
rc = keyring_delete_keyblock (hd->active[hd->found].u.kr); case KEYDB_RESOURCE_TYPE_KEYRING:
break; rc = keyring_delete_keyblock (hd->active[hd->found].u.kr);
break;
} }
unlock_all (hd); unlock_all (hd);
return rc; return rc;
} }
/* /*
* Locate the default writable key resource, so that the next * Locate the default writable key resource, so that the next
* operation (which is only relevant for inserts) will be done on this * operation (which is only relevant for inserts) will be done on this
* resource. * resource.
*/ */
int gpg_error_t
keydb_locate_writable (KEYDB_HANDLE hd, const char *reserved) keydb_locate_writable (KEYDB_HANDLE hd, const char *reserved)
{ {
int rc; gpg_error_t rc;
(void)reserved; (void)reserved;
@ -643,7 +671,7 @@ keydb_locate_writable (KEYDB_HANDLE hd, const char *reserved)
return rc; return rc;
/* If we have a primary set, try that one first */ /* If we have a primary set, try that one first */
if(primary_keyring) if (primary_keyring)
{ {
for ( ; hd->current >= 0 && hd->current < hd->used; hd->current++) for ( ; hd->current >= 0 && hd->current < hd->used; hd->current++)
{ {
@ -675,7 +703,7 @@ keydb_locate_writable (KEYDB_HANDLE hd, const char *reserved)
} }
} }
return -1; return gpg_error (GPG_ERR_NOT_FOUND);
} }
/* /*
@ -709,101 +737,116 @@ keydb_rebuild_caches (int noisy)
/* /*
* Start the next search on this handle right at the beginning * Start the next search on this handle right at the beginning
*/ */
int gpg_error_t
keydb_search_reset (KEYDB_HANDLE hd) keydb_search_reset (KEYDB_HANDLE hd)
{ {
int i, rc = 0; gpg_error_t rc = 0;
int i;
if (!hd) if (!hd)
return G10ERR_INV_ARG; return gpg_error (GPG_ERR_INV_ARG);
hd->current = 0; hd->current = 0;
hd->found = -1; hd->found = -1;
/* and reset all resources */ /* Now reset all resources. */
for (i=0; !rc && i < hd->used; i++) { for (i=0; !rc && i < hd->used; i++)
switch (hd->active[i].type) { {
case KEYDB_RESOURCE_TYPE_NONE: switch (hd->active[i].type)
break; {
case KEYDB_RESOURCE_TYPE_KEYRING: case KEYDB_RESOURCE_TYPE_NONE:
rc = keyring_search_reset (hd->active[i].u.kr); break;
break; case KEYDB_RESOURCE_TYPE_KEYRING:
rc = keyring_search_reset (hd->active[i].u.kr);
break;
} }
} }
return rc; return rc;
} }
/* /*
* Search through all keydb resources, starting at the current position, * Search through all keydb resources, starting at the current
* for a keyblock which contains one of the keys described in the DESC array. * position, for a keyblock which contains one of the keys described
* in the DESC array. Returns GPG_ERR_NOT_FOUND if no matching
* keyring was found.
*/ */
int gpg_error_t
keydb_search2 (KEYDB_HANDLE hd, KEYDB_SEARCH_DESC *desc, keydb_search2 (KEYDB_HANDLE hd, KEYDB_SEARCH_DESC *desc,
size_t ndesc, size_t *descindex) size_t ndesc, size_t *descindex)
{ {
int rc = -1; gpg_error_t rc;
if (!hd) if (!hd)
return G10ERR_INV_ARG; return gpg_error (GPG_ERR_INV_ARG);
while (rc == -1 && hd->current >= 0 && hd->current < hd->used) { rc = -1;
switch (hd->active[hd->current].type) { while ((rc == -1 || gpg_err_code (rc) == GPG_ERR_EOF)
case KEYDB_RESOURCE_TYPE_NONE: && hd->current >= 0 && hd->current < hd->used)
BUG(); /* we should never see it here */ {
break; switch (hd->active[hd->current].type)
case KEYDB_RESOURCE_TYPE_KEYRING: {
rc = keyring_search (hd->active[hd->current].u.kr, desc, case KEYDB_RESOURCE_TYPE_NONE:
ndesc, descindex); BUG(); /* we should never see it here */
break; break;
case KEYDB_RESOURCE_TYPE_KEYRING:
rc = keyring_search (hd->active[hd->current].u.kr, desc,
ndesc, descindex);
break;
} }
if (rc == -1) /* EOF -> switch to next resource */ if (rc == -1 || gpg_err_code (rc) == GPG_ERR_EOF)
hd->current++; {
else if (!rc) /* EOF -> switch to next resource */
hd->found = hd->current; hd->current++;
}
else if (!rc)
hd->found = hd->current;
} }
return rc; return ((rc == -1 || gpg_err_code (rc) == GPG_ERR_EOF)
? gpg_error (GPG_ERR_NOT_FOUND)
: rc);
} }
int
gpg_error_t
keydb_search_first (KEYDB_HANDLE hd) keydb_search_first (KEYDB_HANDLE hd)
{ {
KEYDB_SEARCH_DESC desc; KEYDB_SEARCH_DESC desc;
memset (&desc, 0, sizeof desc); memset (&desc, 0, sizeof desc);
desc.mode = KEYDB_SEARCH_MODE_FIRST; desc.mode = KEYDB_SEARCH_MODE_FIRST;
return keydb_search (hd, &desc, 1); return keydb_search (hd, &desc, 1);
} }
int gpg_error_t
keydb_search_next (KEYDB_HANDLE hd) keydb_search_next (KEYDB_HANDLE hd)
{ {
KEYDB_SEARCH_DESC desc; KEYDB_SEARCH_DESC desc;
memset (&desc, 0, sizeof desc); memset (&desc, 0, sizeof desc);
desc.mode = KEYDB_SEARCH_MODE_NEXT; desc.mode = KEYDB_SEARCH_MODE_NEXT;
return keydb_search (hd, &desc, 1); return keydb_search (hd, &desc, 1);
} }
int gpg_error_t
keydb_search_kid (KEYDB_HANDLE hd, u32 *kid) keydb_search_kid (KEYDB_HANDLE hd, u32 *kid)
{ {
KEYDB_SEARCH_DESC desc; KEYDB_SEARCH_DESC desc;
memset (&desc, 0, sizeof desc); memset (&desc, 0, sizeof desc);
desc.mode = KEYDB_SEARCH_MODE_LONG_KID; desc.mode = KEYDB_SEARCH_MODE_LONG_KID;
desc.u.kid[0] = kid[0]; desc.u.kid[0] = kid[0];
desc.u.kid[1] = kid[1]; desc.u.kid[1] = kid[1];
return keydb_search (hd, &desc, 1); return keydb_search (hd, &desc, 1);
} }
int gpg_error_t
keydb_search_fpr (KEYDB_HANDLE hd, const byte *fpr) keydb_search_fpr (KEYDB_HANDLE hd, const byte *fpr)
{ {
KEYDB_SEARCH_DESC desc; KEYDB_SEARCH_DESC desc;
memset (&desc, 0, sizeof desc); memset (&desc, 0, sizeof desc);
desc.mode = KEYDB_SEARCH_MODE_FPR; desc.mode = KEYDB_SEARCH_MODE_FPR;
memcpy (desc.u.fpr, fpr, MAX_FINGERPRINT_LEN); memcpy (desc.u.fpr, fpr, MAX_FINGERPRINT_LEN);
return keydb_search (hd, &desc, 1); return keydb_search (hd, &desc, 1);
} }

27
g10/keydb.h
View File

@ -132,25 +132,24 @@ union pref_hint
Flag 1 == force Flag 1 == force
Flag 2 == default Flag 2 == default
*/ */
int keydb_add_resource (const char *url, int flags); gpg_error_t keydb_add_resource (const char *url, int flags);
KEYDB_HANDLE keydb_new (void); KEYDB_HANDLE keydb_new (void);
void keydb_release (KEYDB_HANDLE hd); void keydb_release (KEYDB_HANDLE hd);
const char *keydb_get_resource_name (KEYDB_HANDLE hd); const char *keydb_get_resource_name (KEYDB_HANDLE hd);
int keydb_get_keyblock (KEYDB_HANDLE hd, KBNODE *ret_kb); gpg_error_t keydb_get_keyblock (KEYDB_HANDLE hd, KBNODE *ret_kb);
int keydb_update_keyblock (KEYDB_HANDLE hd, KBNODE kb); gpg_error_t keydb_update_keyblock (KEYDB_HANDLE hd, kbnode_t kb);
int keydb_insert_keyblock (KEYDB_HANDLE hd, KBNODE kb); gpg_error_t keydb_insert_keyblock (KEYDB_HANDLE hd, kbnode_t kb);
int keydb_delete_keyblock (KEYDB_HANDLE hd); gpg_error_t keydb_delete_keyblock (KEYDB_HANDLE hd);
int keydb_locate_writable (KEYDB_HANDLE hd, const char *reserved); gpg_error_t keydb_locate_writable (KEYDB_HANDLE hd, const char *reserved);
void keydb_rebuild_caches (int noisy); void keydb_rebuild_caches (int noisy);
int keydb_search_reset (KEYDB_HANDLE hd); gpg_error_t keydb_search_reset (KEYDB_HANDLE hd);
#define keydb_search(a,b,c) keydb_search2((a),(b),(c),NULL) #define keydb_search(a,b,c) keydb_search2((a),(b),(c),NULL)
int keydb_search2 (KEYDB_HANDLE hd, KEYDB_SEARCH_DESC *desc, gpg_error_t keydb_search2 (KEYDB_HANDLE hd, KEYDB_SEARCH_DESC *desc,
size_t ndesc, size_t *descindex); size_t ndesc, size_t *descindex);
int keydb_search_first (KEYDB_HANDLE hd); gpg_error_t keydb_search_first (KEYDB_HANDLE hd);
int keydb_search_next (KEYDB_HANDLE hd); gpg_error_t keydb_search_next (KEYDB_HANDLE hd);
int keydb_search_kid (KEYDB_HANDLE hd, u32 *kid); gpg_error_t keydb_search_kid (KEYDB_HANDLE hd, u32 *kid);
int keydb_search_fpr (KEYDB_HANDLE hd, const byte *fpr); gpg_error_t keydb_search_fpr (KEYDB_HANDLE hd, const byte *fpr);
/*-- pkclist.c --*/ /*-- pkclist.c --*/
void show_revocation_reason( PKT_public_key *pk, int mode ); void show_revocation_reason( PKT_public_key *pk, int mode );

6
g10/keylist.c
View File

@ -434,12 +434,12 @@ list_all (int secret)
hd = keydb_new (); hd = keydb_new ();
if (!hd) if (!hd)
rc = G10ERR_GENERAL; rc = gpg_error (GPG_ERR_GENERAL);
else else
rc = keydb_search_first (hd); rc = keydb_search_first (hd);
if (rc) if (rc)
{ {
if (rc != -1) if (gpg_err_code (rc) != GPG_ERR_NOT_FOUND)
log_error ("keydb_search_first failed: %s\n", g10_errstr (rc)); log_error ("keydb_search_first failed: %s\n", g10_errstr (rc));
goto leave; goto leave;
} }
@ -479,7 +479,7 @@ list_all (int secret)
keyblock = NULL; keyblock = NULL;
} }
while (!(rc = keydb_search_next (hd))); while (!(rc = keydb_search_next (hd)));
if (rc && rc != -1) if (rc && gpg_err_code (rc) != GPG_ERR_NOT_FOUND)
log_error ("keydb_search_next failed: %s\n", g10_errstr (rc)); log_error ("keydb_search_next failed: %s\n", g10_errstr (rc));
if (opt.check_sigs && !opt.with_colons) if (opt.check_sigs && !opt.with_colons)

4
g10/keyserver.c
View File

@ -1236,8 +1236,8 @@ keyidlist(strlist_t users,KEYDB_SEARCH_DESC **klist,int *count,int fakev3)
} }
} }
if(rc==-1) if (gpg_err_code (rc) == GPG_ERR_NOT_FOUND)
rc=0; rc = 0;
leave: leave:
if(rc) if(rc)

4
g10/trustdb.c
View File

@ -2107,7 +2107,7 @@ validate_key_list (KEYDB_HANDLE hd, KeyHashTable full_trust,
desc.skipfnc = search_skipfnc; desc.skipfnc = search_skipfnc;
desc.skipfncvalue = full_trust; desc.skipfncvalue = full_trust;
rc = keydb_search (hd, &desc, 1); rc = keydb_search (hd, &desc, 1);
if (rc == -1) if (gpg_err_code (rc) == GPG_ERR_NOT_FOUND)
{ {
keys[nkeys].keyblock = NULL; keys[nkeys].keyblock = NULL;
return keys; return keys;
@ -2181,7 +2181,7 @@ validate_key_list (KEYDB_HANDLE hd, KeyHashTable full_trust,
keyblock = NULL; keyblock = NULL;
} }
while ( !(rc = keydb_search (hd, &desc, 1)) ); while ( !(rc = keydb_search (hd, &desc, 1)) );
if (rc && rc != -1) if (rc && gpg_err_code (rc) != GPG_ERR_NOT_FOUND)
{ {
log_error ("keydb_search_next failed: %s\n", g10_errstr(rc)); log_error ("keydb_search_next failed: %s\n", g10_errstr(rc));
xfree (keys); xfree (keys);