diff options
Diffstat (limited to 'daemon/gvfsbackendobexftp-cap-parser.c')
| -rw-r--r-- | daemon/gvfsbackendobexftp-cap-parser.c | 595 |
1 files changed, 0 insertions, 595 deletions
diff --git a/daemon/gvfsbackendobexftp-cap-parser.c b/daemon/gvfsbackendobexftp-cap-parser.c deleted file mode 100644 index 183195e7..00000000 --- a/daemon/gvfsbackendobexftp-cap-parser.c +++ /dev/null @@ -1,595 +0,0 @@ -/* - * Copyright (C) 2004-2005 Nokia Corporation. - * Copyright (C) 2008 Bastien Nocera <hadess@hadess.net> - * - * This program 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; version 2 of the - * License. - * - * This program 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 program; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#include <config.h> -#include <stdlib.h> -#include <string.h> -#include <glib.h> -#include <expat.h> - -#include "gvfsbackendobexftp-cap-parser.h" - -#define d(x) - -struct _OvuCaps { - GList *memory_entries; - - /* FIXME: Add "Services" and "Inbox" data here later. */ -}; - -struct _OvuCapsMemory { - gchar *type; - goffset free; - goffset used; - guint has_free : 1; - guint has_used : 1; - guint case_sensitive : 1; -}; - -typedef enum { - PARSER_STATE_INVALID, - - PARSER_STATE_START, - PARSER_STATE_CAPABILITY, - - PARSER_STATE_GENERAL, - - PARSER_STATE_MEMORY, - PARSER_STATE_MEMORY_TYPE, - PARSER_STATE_MEMORY_LOCATION, - PARSER_STATE_MEMORY_FREE, - PARSER_STATE_MEMORY_USED, - PARSER_STATE_MEMORY_SHARED, - PARSER_STATE_MEMORY_FILESIZE, - PARSER_STATE_MEMORY_FOLDERSIZE, - PARSER_STATE_MEMORY_FILELEN, - PARSER_STATE_MEMORY_FOLDERLEN, - PARSER_STATE_MEMORY_CASE, - PARSER_STATE_MEMORY_EXT, - - PARSER_STATE_INBOX, - PARSER_STATE_SERVICE, - - PARSER_STATE_SKIP -} ParserState; - - -typedef struct { - GList *state; - - GList *memory_entries; - - gchar *memory_type; - goffset memory_free; - goffset memory_used; - gboolean memory_has_free; - gboolean memory_has_used; - gboolean memory_case_sensitive; - - GError **error; -} ParserData; - -static void cap_parser_start_node_cb (void *user_data, - const char *node_name, - const char **attr); - -static void cap_parser_end_node_cb (void *user_data, - const char *node_name); -static void cap_parser_text_cb (void *user_data, - const XML_Char *s, - int len); -static XML_Parser -cap_parser_create_parser (ParserData *data); - - -static void -cap_parser_push_state (ParserData *data, ParserState state) -{ - data->state = g_list_prepend (data->state, - GINT_TO_POINTER (state)); -} - -static ParserState -cap_parser_pop_state (ParserData *data) -{ - ParserState state; - - if (!data->state) { - return PARSER_STATE_INVALID; - } - - state = GPOINTER_TO_INT (data->state->data); - data->state = g_list_delete_link (data->state, data->state); - - return state; -} - -static ParserState -cap_parser_peek_state (ParserData *data) -{ - if (!data->state) { - return PARSER_STATE_START; - } - - return GPOINTER_TO_INT (data->state->data); -} - -static const char * -cap_parser_get_attribute_value (const char *name, const char **attr) -{ - gint i = 0; - - while (attr[i]) { - if (strcmp (name, attr[i]) == 0) { - return attr[i + 1]; - } - i += 2; - } - - return ""; -} - -static void -cap_parser_start_node_cb (void *user_data, - const char *node_name, - const char **attr) -{ - ParserData *data; - ParserState state; - const gchar *version; - - data = (ParserData *) user_data; - - state = cap_parser_peek_state (data); - - switch (state) { - case PARSER_STATE_START: - if (strcmp (node_name, "Capability") != 0) { - g_set_error (data->error, - G_MARKUP_ERROR, - G_MARKUP_ERROR_INVALID_CONTENT, - "Outermost element must be a <Capability>, not <%s>", - node_name); - return; - } - - version = cap_parser_get_attribute_value ("version", attr); - /* Assume an empty version is fine */ - if (strcmp (version, "1.0") != 0 && version[0] != '\0') { - g_warning ("Version expected is '1.0', not '%s'\n", version); - } - - cap_parser_push_state (data, PARSER_STATE_CAPABILITY); - break; - - case PARSER_STATE_CAPABILITY: - if (strcmp (node_name, "General") == 0) { - cap_parser_push_state (data, PARSER_STATE_GENERAL); - } - else if (strcmp (node_name, "Inbox") == 0) { - cap_parser_push_state (data, PARSER_STATE_INBOX); - } - else if (strcmp (node_name, "Service") == 0) { - cap_parser_push_state (data, PARSER_STATE_SERVICE); - } else { - g_set_error (data->error, - G_MARKUP_ERROR, - G_MARKUP_ERROR_INVALID_CONTENT, - "Don't expect node '%s' as child of 'Cap'", - node_name); - return; - } - break; - - case PARSER_STATE_GENERAL: - if (strcmp (node_name, "Memory") == 0) { - cap_parser_push_state (data, PARSER_STATE_MEMORY); - } - else if (strcmp (node_name, "Manufacturer") == 0 || - strcmp (node_name, "Model") == 0 || - strcmp (node_name, "SN") == 0 || - strcmp (node_name, "OEM") == 0 || - strcmp (node_name, "SW") == 0 || - strcmp (node_name, "FW") == 0 || - strcmp (node_name, "HW") == 0 || - strcmp (node_name, "Language") == 0 || - strcmp (node_name, "Ext") == 0) { - - /* Skip these for now. */ - cap_parser_push_state (data, PARSER_STATE_SKIP); - } else { - g_set_error (data->error, - G_MARKUP_ERROR, - G_MARKUP_ERROR_INVALID_CONTENT, - "Don't expect node '%s' as child of 'General'", - node_name); - return; - } - - break; - - case PARSER_STATE_MEMORY: - if (strcmp (node_name, "MemType") == 0) { - cap_parser_push_state (data, PARSER_STATE_MEMORY_TYPE); - } - else if (strcmp (node_name, "Location") == 0) { - cap_parser_push_state (data, PARSER_STATE_MEMORY_LOCATION); - } - else if (strcmp (node_name, "Free") == 0) { - cap_parser_push_state (data, PARSER_STATE_MEMORY_FREE); - } - else if (strcmp (node_name, "Used") == 0) { - cap_parser_push_state (data, PARSER_STATE_MEMORY_USED); - } - else if (strcmp (node_name, "Shared") == 0) { - cap_parser_push_state (data, PARSER_STATE_MEMORY_SHARED); - } - else if (strcmp (node_name, "FileSize") == 0) { - cap_parser_push_state (data, PARSER_STATE_MEMORY_FILESIZE); - } - else if (strcmp (node_name, "FolderSize") == 0) { - cap_parser_push_state (data, PARSER_STATE_MEMORY_FOLDERSIZE); - } - else if (strcmp (node_name, "FileNLen") == 0) { - cap_parser_push_state (data, PARSER_STATE_MEMORY_FILELEN); - } - else if (strcmp (node_name, "FolderNLen") == 0) { - cap_parser_push_state (data, PARSER_STATE_MEMORY_FOLDERLEN); - } - else if (strcmp (node_name, "CaseSenN") == 0) { - cap_parser_push_state (data, PARSER_STATE_MEMORY_CASE); - data->memory_case_sensitive = TRUE; - } - else if (strcmp (node_name, "Ext") == 0) { - cap_parser_push_state (data, PARSER_STATE_MEMORY_EXT); - } else { - g_set_error (data->error, - G_MARKUP_ERROR, - G_MARKUP_ERROR_INVALID_CONTENT, - "Don't expect node '%s' as child of 'Memory'", - node_name); - return; - } - break; - - case PARSER_STATE_INBOX: - case PARSER_STATE_SERVICE: - /* Skip these for now. */ - cap_parser_push_state (data, PARSER_STATE_SKIP); - break; - - case PARSER_STATE_SKIP: - cap_parser_push_state (data, PARSER_STATE_SKIP); - break; - - default: - g_warning ("Node not handled: '%s'\n", node_name); - cap_parser_push_state (data, PARSER_STATE_SKIP); - break; - } -} - -static void -cap_parser_reset_memory (ParserData *data) -{ - g_free (data->memory_type); - data->memory_type = NULL; - data->memory_free = 0; - data->memory_used = 0; - data->memory_has_free = FALSE; - data->memory_has_used = FALSE; - data->memory_case_sensitive = FALSE; -} - -static void -cap_parser_end_node_cb (void *user_data, const char *node_name) -{ - ParserData *data; - ParserState state; - OvuCapsMemory *memory; - - data = (ParserData *) user_data; - - state = cap_parser_pop_state (data); - - switch (state) { - case PARSER_STATE_INVALID: - return; - - case PARSER_STATE_MEMORY: - memory = ovu_caps_memory_new (data->memory_type, - data->memory_free, - data->memory_used, - data->memory_has_free, - data->memory_has_used, - data->memory_case_sensitive); - - data->memory_entries = g_list_prepend (data->memory_entries, - memory); - cap_parser_reset_memory (data); - break; - - case PARSER_STATE_CAPABILITY: - data->memory_entries = g_list_reverse (data->memory_entries); - break; - - default: - break; - } -} - -/* Parse a long, return -1 if input is not strictly valid or null. */ -static goffset -parse_long (const gchar *str, gboolean *success) -{ - gchar *endptr; - glong l; - - *success = TRUE; - - if (!str) { - *success = FALSE; - return 0; - } - - l = strtol (str, &endptr, 10); - if (endptr[0] != '\0' || l < 0) { - *success = FALSE; - l = 0; - } - - return l; -} - -static void -cap_parser_text_cb (void *user_data, - const XML_Char *s, - int len) -{ - ParserData *data; - ParserState state; - gchar *tmp; - - data = (ParserData *) user_data; - - /* text is not null terminated. */ - tmp = g_strndup (s, len); - - state = cap_parser_peek_state (data); - - switch (state) { - case PARSER_STATE_MEMORY_TYPE: - data->memory_type = g_strdup (tmp); - break; - case PARSER_STATE_MEMORY_FREE: - data->memory_free = parse_long (tmp, &data->memory_has_free); - break; - case PARSER_STATE_MEMORY_USED: - data->memory_used = parse_long (tmp, &data->memory_has_used); - break; - - default: - break; - } - - g_free (tmp); -} - -static XML_Parser -cap_parser_create_parser (ParserData *data) -{ - XML_Parser parser; - - parser = XML_ParserCreate (NULL); - - XML_SetElementHandler (parser, - cap_parser_start_node_cb, - cap_parser_end_node_cb); - - XML_SetCharacterDataHandler (parser, cap_parser_text_cb); - - XML_SetUserData (parser, data); - - return parser; -} - -static void -cap_parser_free (ParserData *data, gboolean free_data) -{ - cap_parser_reset_memory (data); - - if (free_data) { - g_list_foreach (data->memory_entries, - (GFunc) ovu_caps_memory_free, NULL); - } - - g_free (data); -} - -OvuCaps * -ovu_caps_parser_parse (const gchar *buf, - gint len, - GError **error) -{ - ParserData *data; - XML_Parser parser; - OvuCaps *caps; - - data = g_new0 (ParserData, 1); - - data->error = error; - parser = cap_parser_create_parser (data); - - if (XML_Parse (parser, buf, len, TRUE) == 0) { - caps = NULL; - - if (*error == NULL) { - g_set_error_literal (error, - G_MARKUP_ERROR, - G_MARKUP_ERROR_INVALID_CONTENT, - "Couldn't parse the incoming data"); - } - - cap_parser_free (data, TRUE); - } else { - caps = g_new0 (OvuCaps, 1); - caps->memory_entries = data->memory_entries; - - cap_parser_free (data, FALSE); - } - - XML_ParserFree (parser); - - return caps; -} - -OvuCapsMemory * -ovu_caps_memory_new (const gchar *type, - goffset free, - goffset used, - gboolean has_free, - gboolean has_used, - gboolean case_sensitive) -{ - OvuCapsMemory *memory; - - memory = g_new0 (OvuCapsMemory, 1); - - memory->type = g_strdup (type); - memory->free = free; - memory->used = used; - memory->has_free = has_free; - memory->has_used = has_used; - memory->case_sensitive = case_sensitive; - - return memory; -} - -void -ovu_caps_memory_free (OvuCapsMemory *memory) -{ - g_free (memory->type); - g_free (memory); -} - -gboolean -ovu_caps_memory_equal (OvuCapsMemory *m1, OvuCapsMemory *m2) -{ - if (strcmp (m1->type, m2->type) != 0) { - d(g_print ("type mismatch: %s %s\n", - m1->type, m2->type)); - return FALSE; - } - - if (m1->free != m2->free) { - d(g_print ("free mismatch: %d %d\n", - (int) m1->free, (int) m2->free)); - return FALSE; - } - - if (m1->used != m2->used) { - d(g_print ("used mismatch: %d %d\n", - (int) m1->used, (int) m2->used)); - return FALSE; - } - - if (m1->case_sensitive != m2->case_sensitive) { - d(g_print ("case mismatch: %d %d\n", - m1->case_sensitive, - m2->case_sensitive)); - return FALSE; - } - - return TRUE; -} - -void -ovu_caps_free (OvuCaps *caps) -{ - g_list_foreach (caps->memory_entries, - (GFunc) ovu_caps_memory_free, NULL); - - g_list_free (caps->memory_entries); - - g_free (caps); -} - -GList * -ovu_caps_get_memory_entries (OvuCaps *caps) -{ - g_return_val_if_fail (caps != NULL, NULL); - - return caps->memory_entries; -} - -OvuCapsMemory * -ovu_caps_get_memory_type (OvuCaps *caps, - const gchar *mem_type) -{ - GList *tmp; - - g_return_val_if_fail (caps != NULL, NULL); - - for (tmp = caps->memory_entries; tmp != NULL; tmp = tmp->next) { - OvuCapsMemory *memory = tmp->data; - - /* treat a NULL memory type as matching anything */ - if (mem_type == NULL || (memory->type != NULL && - !strcmp(mem_type, memory->type))) - return memory; - } - return NULL; -} - -const gchar * -ovu_caps_memory_get_type (OvuCapsMemory *memory) -{ - return memory->type; -} - -goffset -ovu_caps_memory_get_used (OvuCapsMemory *memory) -{ - return memory->used; -} - -goffset -ovu_caps_memory_get_free (OvuCapsMemory *memory) -{ - return memory->free; -} - -gboolean -ovu_caps_memory_has_used (OvuCapsMemory *memory) -{ - return memory->has_used; -} - -gboolean -ovu_caps_memory_has_free (OvuCapsMemory *memory) -{ - return memory->has_free; -} - -gboolean -ovu_caps_memory_get_case_sensitive (OvuCapsMemory *memory) -{ - return memory->case_sensitive; -} |