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-rw-r--r--libmailutils/url/copy.c145
1 files changed, 145 insertions, 0 deletions
diff --git a/libmailutils/url/copy.c b/libmailutils/url/copy.c
new file mode 100644
index 000000000..7190b4212
--- /dev/null
+++ b/libmailutils/url/copy.c
@@ -0,0 +1,145 @@
+/* GNU Mailutils -- a suite of utilities for electronic mail
+ Copyright (C) 2010 Free Software Foundation, Inc.
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 3 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General
+ Public License along with this library. If not, see
+ <http://www.gnu.org/licenses/>. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <errno.h>
+#include <string.h>
+#ifdef HAVE_STRINGS_H
+# include <strings.h>
+#endif
+
+#include <mailutils/types.h>
+#include <mailutils/argcv.h>
+#include <mailutils/secret.h>
+#include <mailutils/util.h>
+#include <mailutils/sys/url.h>
+
+struct copy_tab
+{
+ int mask;
+ int (*fun) (mu_url_t, mu_url_t, size_t);
+ size_t off;
+};
+
+static int
+_url_copy_str (mu_url_t dest_url, mu_url_t src_url, size_t off)
+{
+ char **dest = (char**) ((char*) dest_url + off);
+ char *src = *(char**) ((char*) src_url + off);
+ char *p = strdup (src);
+ if (!p)
+ return ENOMEM;
+ *dest = p;
+ return 0;
+}
+
+static int
+_url_copy_secret (mu_url_t dest, mu_url_t src, size_t off)
+{
+ return mu_secret_dup (src->secret, &dest->secret);
+}
+
+static int
+_url_copy_port (mu_url_t dest, mu_url_t src, size_t off)
+{
+ if (src->portstr)
+ {
+ dest->portstr = strdup (src->portstr);
+ if (!dest->portstr)
+ return ENOMEM;
+ }
+ dest->port = src->port;
+ return 0;
+}
+
+static char **
+argcv_copy (size_t argc, char **argv)
+{
+ size_t i;
+ char **nv = calloc (argc + 1, sizeof (nv[0]));
+ if (!nv)
+ return NULL;
+ for (i = 0; i < argc; i++)
+ if ((nv[i] = strdup (argv[i])) == NULL)
+ {
+ mu_argcv_free (i, nv);
+ free (nv);
+ return NULL;
+ }
+ return nv;
+}
+
+static int
+_url_copy_param (mu_url_t dest, mu_url_t src, size_t off)
+{
+ if ((dest->fvpairs = argcv_copy (src->fvcount, src->fvpairs)) == NULL)
+ return ENOMEM;
+ dest->fvcount = src->fvcount;
+ return 0;
+}
+
+static int
+_url_copy_query (mu_url_t dest, mu_url_t src, size_t off)
+{
+ if ((dest->qargv = argcv_copy (src->qargc, src->qargv)) == NULL)
+ return ENOMEM;
+ dest->qargc = src->qargc;
+ return 0;
+}
+
+static struct copy_tab copy_tab[] = {
+ { MU_URL_SCHEME, _url_copy_str, mu_offsetof (struct _mu_url, scheme) },
+ { MU_URL_USER, _url_copy_str, mu_offsetof (struct _mu_url, user) },
+ { MU_URL_SECRET, _url_copy_secret, 0 },
+ { MU_URL_AUTH, _url_copy_str, mu_offsetof (struct _mu_url, auth) },
+ { MU_URL_HOST, _url_copy_str, mu_offsetof (struct _mu_url, host) },
+ { MU_URL_PORT, _url_copy_port, 0 },
+ { MU_URL_PATH, _url_copy_str, mu_offsetof (struct _mu_url, path) },
+ { MU_URL_PARAM, _url_copy_param, 0 },
+ { MU_URL_QUERY, _url_copy_query, 0 }
+};
+
+int
+mu_url_copy_hints (mu_url_t url, mu_url_t hint)
+{
+ int i;
+
+ if (!url)
+ return EINVAL;
+ if (!hint)
+ return 0;
+ for (i = 0; i < MU_ARRAY_SIZE (copy_tab); i++)
+ {
+ if (!(url->flags & copy_tab[i].mask) &&
+ (hint->flags & copy_tab[i].mask))
+ {
+ int rc = copy_tab[i].fun (url, hint, copy_tab[i].off);
+ if (rc)
+ return rc;
+ url->flags |= copy_tab[i].mask;
+ }
+ }
+ return 0;
+}
+
+
+
+
+

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