mail.c

GNOME下的短信息发送中心

/*
 * functions for parsing and creating mail headers
 *
 * Authors:     Michael Jochum <[e-mail]>
 *
 * TODO:        
 *
 * Fixes:
 *
 * For license terms, see the file COPYING in the project directory.
 */

#include <stdio.h>
#include <string.h>

#include <glib.h>

#include "misc.h"
#include "mail.h"


/* Searches in the mail header for a field called <field_name> and
   returns a allocated string to it (now CR's or NL's are in the string).
   If no such field is found NULL is returned */
gchar *mail_get_field(const gchar * header, const gchar * field_name)
{
	const gchar *s;
	GString *field;
	gchar *str_field;

	if (header == NULL || field_name == NULL)
		return NULL;

	/* find <field_name> starting at the beginning of a line */
	for (s = header;;) {
		if ((s = strstr(s, field_name)) == NULL)
			return NULL;
		if (s - header > 1) {
			if (*(s - 1) != '\n' && *(s - 1) != '\r') {
				s++;
				continue;
			}
		}
		break;
	}

	s += strlen(field_name);

	field = g_string_sized_new(64);
	/* copy the field (see RFC822 for multi line fields) */
	while (s != NULL) {
		g_string_append(field,
				gsms_str_get_line(s, (gchar **) & s));
		if (s != NULL)
			if (*s != ' ' && *s != '\t')
				s = NULL;
	}

	str_field = g_strdup(field->str);
	g_string_free(field, TRUE);
	return str_field;
}


GSmsMail *mail_constructor(const gchar * from,
			   const gchar * to,
			   const gchar * subject, const gchar * body)
{
	GSmsMail *pm;

	pm = g_new0(GSmsMail, 1);

	pm->from = g_strdup(from);
	pm->to = g_strdup(to);
	pm->subject = g_strdup(subject);
	pm->body = g_strdup(body);

	return pm;
}

void mail_destructor(GSmsMail * pm)
{
	g_free(pm->uid);
	g_free(pm->from);
	g_free(pm->to);
	g_free(pm->subject);
	g_free(pm->head);
	g_free(pm->body);

	g_free(pm);

	return;
}

GList *gsms_mail_get_next_new(GList * mails)
{
	GList *mailent;
	GSmsMail *mail;
	mailent = g_list_first(mails);
	while (mailent != NULL) {
		mail = mailent->data;
		if (mail->new)
			return mailent;
		mailent = g_list_next(mailent);
	}
	return NULL;
}

GList *gsms_mail_get_first_new(GList * mails)
{
	return gsms_mail_get_next_new(mails);
}

GList *gsms_mailbox_free(GList * mails)
{
	GList *mailent;
	GSmsMail *mail;

	mailent = g_list_first(mails);
	while (mailent != NULL) {
		mail = mailent->data;
		mail_destructor(mail);
		mailent = g_list_next(mailent);
	}

	g_list_free(mails);

	return NULL;
}