/* trustlist.c - key listing
* Copyright (C) 2000 Werner Koch (dd9jn)
- * Copyright (C) 2001 g10 Code GmbH
+ * Copyright (C) 2001, 2002 g10 Code GmbH
*
* This file is part of GPGME.
*
#include "context.h"
#include "ops.h"
-#define my_isdigit(a) ( (a) >='0' && (a) <= '9' )
-
-struct gpgme_trust_item_s {
- int level;
- char keyid[16+1];
- int type;
- char ot[2];
- char val[2];
- char *name;
+struct gpgme_trust_item_s
+{
+ int level;
+ char keyid[16+1];
+ int type;
+ char ot[2];
+ char val[2];
+ char *name;
};
static GpgmeTrustItem
trust_item_new (void)
{
- GpgmeTrustItem item;
+ GpgmeTrustItem item;
- item = xtrycalloc (1, sizeof *item);
- return item;
+ item = xtrycalloc (1, sizeof *item);
+ return item;
}
-
static void
-trustlist_status_handler ( GpgmeCtx ctx, GpgStatusCode code, char *args )
+trustlist_status_handler (GpgmeCtx ctx, GpgStatusCode code, char *args)
{
- if ( ctx->out_of_core )
- return;
+ if (ctx->out_of_core)
+ return;
- switch (code) {
- case STATUS_EOF:
- break;
+ switch (code)
+ {
+ case STATUS_EOF:
+ break;
- default:
- break;
+ default:
+ break;
}
}
-
/*
* This handler is used to parse the output of --list-trust-path:
* Format:
* NAME ist the username and only printed on U lines
*/
static void
-trustlist_colon_handler ( GpgmeCtx ctx, char *line )
+trustlist_colon_handler (GpgmeCtx ctx, char *line)
{
- char *p, *pend;
- int field = 0;
- GpgmeTrustItem item = NULL;
- struct trust_queue_item_s *q, *q2;
-
- if ( ctx->out_of_core )
- return;
- if (!line)
- return; /* EOF */
-
- for (p = line; p; p = pend) {
- field++;
- pend = strchr (p, ':');
- if (pend)
- *pend++ = 0;
-
- switch (field) {
- case 1: /* level */
- q = xtrymalloc ( sizeof *q );
- if ( !q ) {
- ctx->out_of_core = 1;
- return;
+ char *p, *pend;
+ int field = 0;
+ GpgmeTrustItem item = NULL;
+ struct trust_queue_item_s *q, *q2;
+
+ if (ctx->out_of_core)
+ return;
+ if (!line)
+ return; /* EOF */
+
+ for (p = line; p; p = pend)
+ {
+ field++;
+ pend = strchr (p, ':');
+ if (pend)
+ *pend++ = 0;
+
+ switch (field)
+ {
+ case 1: /* level */
+ q = xtrymalloc (sizeof *q);
+ if (!q)
+ {
+ ctx->out_of_core = 1;
+ return;
}
- q->next = NULL;
- q->item = item = trust_item_new ();
- if (!q->item) {
- xfree (q);
- ctx->out_of_core = 1;
- return;
+ q->next = NULL;
+ q->item = item = trust_item_new ();
+ if (!q->item)
+ {
+ xfree (q);
+ ctx->out_of_core = 1;
+ return;
}
- /* fixme: lock queue, keep a tail pointer */
- if ( !(q2 = ctx->trust_queue) )
- ctx->trust_queue = q;
- else {
- for ( ; q2->next; q2 = q2->next )
- ;
- q2->next = q;
+ /* fixme: lock queue, keep a tail pointer */
+ q2 = ctx->trust_queue;
+ if (!q2)
+ ctx->trust_queue = q;
+ else
+ {
+ while (q2->next)
+ q2 = q2->next;
+ q2->next = q;
}
- /* fixme: unlock queue */
- item->level = atoi (p);
- break;
- case 2: /* long keyid */
- if ( strlen (p) == DIM(item->keyid)-1 )
- strcpy (item->keyid, p);
- break;
- case 3: /* type */
- item->type = *p == 'K'? 1 : *p == 'U'? 2 : 0;
- break;
- case 5: /* owner trust */
- item->ot[0] = *p;
- item->ot[1] = 0;
- break;
- case 6: /* validity */
- item->val[0] = *p;
- item->val[1] = 0;
- break;
- case 9: /* user ID */
- item->name = xtrystrdup (p);
- if (!item->name)
- ctx->out_of_core = 1;
- break;
+ /* fixme: unlock queue */
+ item->level = atoi (p);
+ break;
+ case 2: /* long keyid */
+ if (strlen (p) == DIM(item->keyid) - 1)
+ strcpy (item->keyid, p);
+ break;
+ case 3: /* type */
+ item->type = *p == 'K'? 1 : *p == 'U'? 2 : 0;
+ break;
+ case 5: /* owner trust */
+ item->ot[0] = *p;
+ item->ot[1] = 0;
+ break;
+ case 6: /* validity */
+ item->val[0] = *p;
+ item->val[1] = 0;
+ break;
+ case 9: /* user ID */
+ item->name = xtrystrdup (p);
+ if (!item->name)
+ ctx->out_of_core = 1;
+ break;
}
}
- if (field)
- ctx->key_cond = 1;
+ if (field)
+ ctx->key_cond = 1;
}
+
GpgmeError
gpgme_op_trustlist_start (GpgmeCtx ctx, const char *pattern, int max_level)
{
_gpgme_engine_release (ctx->engine);
ctx->engine = NULL;
}
-
+
err = _gpgme_engine_new (ctx->use_cms ? GPGME_PROTOCOL_CMS
: GPGME_PROTOCOL_OpenPGP, &ctx->engine);
if (err)
err = _gpgme_engine_start (ctx->engine, ctx);
leave:
- if (err) {
- ctx->pending = 0;
- _gpgme_engine_release (ctx->engine);
- ctx->engine = NULL;
- }
+ if (err)
+ {
+ ctx->pending = 0;
+ _gpgme_engine_release (ctx->engine);
+ ctx->engine = NULL;
+ }
return err;
}
GpgmeError
-gpgme_op_trustlist_next ( GpgmeCtx c, GpgmeTrustItem *r_item )
+gpgme_op_trustlist_next (GpgmeCtx c, GpgmeTrustItem *r_item)
{
- struct trust_queue_item_s *q;
-
- if (!r_item)
- return mk_error (Invalid_Value);
- *r_item = NULL;
- if (!c)
- return mk_error (Invalid_Value);
- if ( !c->pending )
- return mk_error (No_Request);
- if ( c->out_of_core )
- return mk_error (Out_Of_Core);
-
- if ( !c->trust_queue ) {
- _gpgme_wait_on_condition (c, 1, &c->key_cond );
- if ( c->out_of_core )
- return mk_error (Out_Of_Core);
- if ( !c->key_cond )
- return mk_error (EOF);
- c->key_cond = 0;
- assert ( c->trust_queue );
+ struct trust_queue_item_s *q;
+
+ if (!r_item)
+ return mk_error (Invalid_Value);
+ *r_item = NULL;
+ if (!c)
+ return mk_error (Invalid_Value);
+ if (!c->pending)
+ return mk_error (No_Request);
+ if (c->out_of_core)
+ return mk_error (Out_Of_Core);
+
+ if (!c->trust_queue)
+ {
+ _gpgme_wait_on_condition (c, 1, &c->key_cond);
+ if (c->out_of_core)
+ return mk_error (Out_Of_Core);
+ if (!c->key_cond)
+ return mk_error (EOF);
+ c->key_cond = 0;
+ assert (c->trust_queue);
}
- q = c->trust_queue;
- c->trust_queue = q->next;
+ q = c->trust_queue;
+ c->trust_queue = q->next;
- *r_item = q->item;
- xfree (q);
- return 0;
+ *r_item = q->item;
+ xfree (q);
+ return 0;
+}
+
+
+/**
+ * gpgme_op_trustlist_end:
+ * @c: Context
+ *
+ * Ends the trustlist operation and allows to use the context for some
+ * other operation next.
+ **/
+GpgmeError
+gpgme_op_trustlist_end (GpgmeCtx ctx)
+{
+ if (!ctx)
+ return mk_error (Invalid_Value);
+ if (!ctx->pending)
+ return mk_error (No_Request);
+ if (ctx->out_of_core)
+ return mk_error (Out_Of_Core);
+
+ ctx->pending = 0;
+ return 0;
}
void
-gpgme_trust_item_release ( GpgmeTrustItem item )
+gpgme_trust_item_release (GpgmeTrustItem item)
{
- if (!item)
- return;
- xfree (item->name);
- xfree (item);
+ if (!item)
+ return;
+ xfree (item->name);
+ xfree (item);
}
const char *
-gpgme_trust_item_get_string_attr ( GpgmeTrustItem item, GpgmeAttr what,
- const void *reserved, int idx )
+gpgme_trust_item_get_string_attr (GpgmeTrustItem item, GpgmeAttr what,
+ const void *reserved, int idx)
{
- const char *val = NULL;
-
- if (!item)
- return NULL;
- if (reserved)
- return NULL;
- if (idx)
- return NULL;
-
- switch (what) {
- case GPGME_ATTR_KEYID:
- val = item->keyid;
- break;
- case GPGME_ATTR_OTRUST:
- val = item->ot;
- break;
- case GPGME_ATTR_VALIDITY:
- val = item->val;
- break;
- case GPGME_ATTR_USERID:
- val = item->name;
- break;
- default:
- break;
+ const char *val = NULL;
+
+ if (!item)
+ return NULL;
+ if (reserved)
+ return NULL;
+ if (idx)
+ return NULL;
+
+ switch (what)
+ {
+ case GPGME_ATTR_KEYID:
+ val = item->keyid;
+ break;
+ case GPGME_ATTR_OTRUST:
+ val = item->ot;
+ break;
+ case GPGME_ATTR_VALIDITY:
+ val = item->val;
+ break;
+ case GPGME_ATTR_USERID:
+ val = item->name;
+ break;
+ default:
+ break;
}
- return val;
+ return val;
}
int
-gpgme_trust_item_get_int_attr ( GpgmeTrustItem item, GpgmeAttr what,
- const void *reserved, int idx )
+gpgme_trust_item_get_int_attr (GpgmeTrustItem item, GpgmeAttr what,
+ const void *reserved, int idx)
{
- int val = 0;
-
- if (!item)
- return 0;
- if (reserved)
- return 0;
- if (idx)
- return 0;
-
- switch (what) {
- case GPGME_ATTR_LEVEL:
- val = item->level;
- break;
- case GPGME_ATTR_TYPE:
- val = item->type;
- break;
- default:
- break;
+ int val = 0;
+
+ if (!item)
+ return 0;
+ if (reserved)
+ return 0;
+ if (idx)
+ return 0;
+
+ switch (what)
+ {
+ case GPGME_ATTR_LEVEL:
+ val = item->level;
+ break;
+ case GPGME_ATTR_TYPE:
+ val = item->type;
+ break;
+ default:
+ break;
}
- return val;
+ return val;
}