diff options
Diffstat (limited to 'stack/xml/xml_flp.c')
| -rw-r--r-- | stack/xml/xml_flp.c | 971 |
1 files changed, 0 insertions, 971 deletions
diff --git a/stack/xml/xml_flp.c b/stack/xml/xml_flp.c deleted file mode 100644 index 688f1b5..0000000 --- a/stack/xml/xml_flp.c +++ /dev/null @@ -1,971 +0,0 @@ -/****************************************************************************** - ** - ** Name: xml_flp.c - ** - ** Description: This module contains xml parser of obex folder listing - ** - ** Copyright (c) 2004-2011, Broadcom Corporation, All Rights Reserved. - ** Broadcom Bluetooth Core. Proprietary and confidential. - ******************************************************************************/ - -#include "bt_target.h" -#include "gki.h" -#include "xml_flp_api.h" - -#include <string.h> -#include <stdlib.h> - -#ifndef FOLDER_DEBUG_XML -#define FOLDER_DEBUG_XML FALSE -#endif -#define FOLDER_DEBUG_LEN 50 -#if (defined(FOLDER_DEBUG_XML) && FOLDER_DEBUG_XML == TRUE) -#define XML_TRACE_DEBUG0(m) {BT_TRACE_0(TRACE_LAYER_FTP, TRACE_TYPE_DEBUG, m);} -#define XML_TRACE_DEBUG1(m,p1) {BT_TRACE_1(TRACE_LAYER_FTP, TRACE_TYPE_DEBUG, m,p1);} -#define XML_TRACE_DEBUG2(m,p1,p2) {BT_TRACE_2(TRACE_LAYER_FTP, TRACE_TYPE_DEBUG, m,p1,p2);} -#define XML_TRACE_DEBUG3(m,p1,p2,p3) {BT_TRACE_3(TRACE_LAYER_FTP, TRACE_TYPE_DEBUG, m,p1,p2,p3);} -#define XML_TRACE_DEBUG4(m,p1,p2,p3,p4) {BT_TRACE_4(TRACE_LAYER_FTP, TRACE_TYPE_DEBUG, m,p1,p2,p3,p4);} -#define XML_TRACE_DEBUG5(m,p1,p2,p3,p4,p5) {BT_TRACE_5(TRACE_LAYER_FTP, TRACE_TYPE_DEBUG, m,p1,p2,p3,p4,p5);} -#define XML_TRACE_DEBUG6(m,p1,p2,p3,p4,p5,p6) {BT_TRACE_6(TRACE_LAYER_FTP, TRACE_TYPE_DEBUG, m,p1,p2,p3,p4,p5,p6);} -#else -#define XML_TRACE_DEBUG0(m) -#define XML_TRACE_DEBUG1(m,p1) -#define XML_TRACE_DEBUG2(m,p1,p2) -#define XML_TRACE_DEBUG3(m,p1,p2,p3) -#define XML_TRACE_DEBUG4(m,p1,p2,p3,p4) -#define XML_TRACE_DEBUG5(m,p1,p2,p3,p4,p5) -#define XML_TRACE_DEBUG6(m,p1,p2,p3,p4,p5,p6) -#endif - -#define XML_PERM_LEN_MAX 4 - -/***************************************************************************** -** Constants -*****************************************************************************/ - -const UINT8 xml_folder_listing_elem[] = "folder-listing"; -const UINT8 xml_file_elem[] = "file"; -const UINT8 xml_folder_elem[] = "folder"; -const UINT8 xml_parent_folder_elem[] = "parent-folder"; -const UINT8 xml_name_attr[] = "name"; -const UINT8 xml_size_attr[] = "size"; -const UINT8 xml_type_attr[] = "type"; -const UINT8 xml_modified_attr[] = "modified"; -const UINT8 xml_created_attr[] = "created"; -const UINT8 xml_accessed_attr[] = "accessed"; -const UINT8 xml_user_perm_attr[] = "user-perm"; -const UINT8 xml_group_perm_attr[] = "group-perm"; -const UINT8 xml_other_perm_attr[] = "other-perm"; -const UINT8 xml_group_attr[] = "group"; -const UINT8 xml_owner_attr[] = "owner"; -const UINT8 xml_version_attr[] = "version"; -const UINT8 xml_lang_attr[] = "xml:lang"; -const UINT8 xml_unknown[] = "unknown"; - -#define XML_FOLDER_LISTING_ELEM_ID 0x01 -#define XML_FILE_ELEM_ID 0x02 -#define XML_FOLDER_ELEM_ID 0x03 -#define XML_PARENT_FOLDER_ELEM_ID 0x04 -#define XML_MAX_OBJ_TAG_ID XML_FOLDER_LISTING_ELEM_ID -#define XML_NAME_ATTR_ID 0x05 -#define XML_SIZE_ATTR_ID 0x06 -#define XML_TYPE_ATTR_ID 0x07 -#define XML_MODIFIED_ATTR_ID 0x08 -#define XML_CREATED_ATTR_ID 0x09 -#define XML_ACCESSED_ATTR_ID 0x0a -#define XML_USER_PERM_ATTR_ID 0x0b -#define XML_GROUP_PERM_ATTR_ID 0x0c -#define XML_OTHER_PERM_ATTR_ID 0x0d -#define XML_GROUP_ATTR_ID 0x0e -#define XML_OWNER_ATTR_ID 0x0f -#define XML_VERSION_ATTR_ID 0x10 -#define XML_LANG_ATTR_ID 0x11 -#define XML_XP_UNKNOWN_ID 0x12 -#define XML_FOLDER_MAX_ID 0x13 /* keep in sync with above */ -#define XML_FOLDER_TAG_END_ID 0x13 /* closing tag found end=true */ -#define XML_FOLDER_PAUSE_ID 0x14 /* closing tag found end=false */ - - -#define XML_FOLDER_TTBL_SIZE (XML_FOLDER_MAX_ID+1) - -/***************************************************************************** -** Type Definitions -*****************************************************************************/ - -typedef struct -{ - const UINT8 *p_name; - UINT8 len; -} tXML_FOLDER_TTBL_ELEM; - -typedef tXML_FOLDER_TTBL_ELEM tXML_FOLDER_TTBL[]; /* Tag Table */ - - -static const tXML_FOLDER_TTBL_ELEM xml_flp_ttbl[XML_FOLDER_TTBL_SIZE] = -{ /* index (FOLDER_XP_*_ID) & name */ - {(UINT8*) "", XML_FOLDER_MAX_ID-1}, /* \x00 Number of elements in array */ - /* XML FOLDER element (TAG) name */ - {xml_folder_listing_elem, 14}, /* x01 folder-listing */ - {xml_file_elem, 4}, /* 0x02 file */ - {xml_folder_elem, 6}, /* x03 folder */ - {xml_parent_folder_elem, 13}, /* x04 parent-folder */ - {xml_name_attr, 4}, /* x05 name */ - {xml_size_attr, 4}, /* x06 size */ - {xml_type_attr, 4}, /* x07 type */ - {xml_modified_attr, 8}, /* x08 modified */ - {xml_created_attr, 7}, /* x09 created */ - {xml_accessed_attr, 8}, /* x0a accessed */ - {xml_user_perm_attr, 9}, /* x0b user-perm */ - {xml_group_perm_attr, 10}, /* x0c group-perm */ - {xml_other_perm_attr, 10}, /* x0d other-perm */ - {xml_group_attr, 5}, /* x0e group */ - {xml_owner_attr, 5}, /* x0f owner */ - {xml_version_attr, 7}, /* x10 version */ - {xml_lang_attr, 8}, /* x11 xml:lang */ - {xml_unknown, 7 } /* x12 unknown */ -}; - -#define XML_FOLDER_PTBL_SIZE 0x10 -typedef UINT8 * tXML_FOLDER_PTBL_ELEM; - -static const tXML_FOLDER_PTBL_ELEM xml_flp_ptbl[XML_FOLDER_PTBL_SIZE] = -{ - (UINT8 *) "\x01\x02\x03\x04", /* index x00, all valide attributes in above list */ - (UINT8 *) "\x10\x02\x03\x04", /* x01 attributes and sub-tags supported */ - (UINT8 *) "\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f\x11", /* x02: file attributes */ - (UINT8 *) "\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f\x11", /* x03: folder attributes */ - (UINT8 *) "" /* x04 parent folder has no attributes */ -}; - - -#if (FOLDER_DEBUG_XML == TRUE) -void xml_flp_debug_str(tXML_STR *p_str, UINT8 *p_buf) -{ - int dbg_len; - if ( (p_str == NULL) || (NULL==p_str->p)) - BCM_STRCPY_S( (char *)p_buf, FOLDER_DEBUG_LEN, "(NULL)" ); - else - { - dbg_len = p_str->len; - if ( dbg_len >= FOLDER_DEBUG_LEN) - dbg_len = FOLDER_DEBUG_LEN - 1; - BCM_STRNCPY_S( (char *)p_buf, FOLDER_DEBUG_LEN, (char *)p_str->p, dbg_len); - p_buf[dbg_len] = 0; - } -} - -#else -#define xml_flp_debug_str(p_str, p_buf) -#endif - -/***************************************************************************** - ** Function xml_flp_proc_tag - ** Description - ** Parameters - - ** Returns - *****************************************************************************/ -static UINT8 xml_flp_proc_tag( tXML_FOLDER_STATE *p_st, tXML_STR *p_name, tXML_STACK *p_stk) -{ - const UINT8 *p_stag; /* sub tag pointer */ - UINT8 curr = p_stk->stack[p_stk->top]; -#if (defined(FOLDER_DEBUG_XML) && FOLDER_DEBUG_XML == TRUE) - UINT8 dbg_name[FOLDER_DEBUG_LEN]; -#endif - - if (curr < XML_FOLDER_PTBL_SIZE) - { - /* Iterate over allowed sub-tags for the current tag. */ - for (p_stag = xml_flp_ptbl[curr]; p_stag && *p_stag ; p_stag++) - { - if (*p_stag >= XML_FOLDER_TTBL_SIZE) - continue; - if(p_name->len == xml_flp_ttbl[*p_stag].len && - strncmp((char *)p_name->p, (char *)xml_flp_ttbl[*p_stag].p_name, p_name->len) == 0) - { - p_stk->top++; - p_stk->stack[p_stk->top] = *p_stag; - - return *p_stag; - } - } - } - -#if (defined(FOLDER_DEBUG_XML) && FOLDER_DEBUG_XML == TRUE) - xml_flp_debug_str(p_name, dbg_name); - XML_TRACE_DEBUG1("xml_flp_proc_tag: bad name:%s", dbg_name ); -#endif - - p_stk->top++; - p_stk->stack[p_stk->top] = XML_XP_UNKNOWN_ID; - return XML_XP_UNKNOWN_ID; -} - - -/***************************************************************************** - ** Function xml_flp_proc_attr - ** Description - ** Parameters - - ** Returns - *****************************************************************************/ -static UINT8 xml_flp_proc_attr(tXML_FOLDER_STATE *p_st, tXML_STR *p_name, tXML_STACK *p_stk) -{ - const UINT8 *p_stag; /* sub tag pointer */ - UINT8 curr = p_stk->stack[p_stk->top]; -#if (FOLDER_DEBUG_XML == TRUE) - UINT8 dbg_name[FOLDER_DEBUG_LEN]; -#endif - - if (curr < XML_FOLDER_PTBL_SIZE) - { - /* Iterate over allowed sub-tags for the current tag. */ - for (p_stag = xml_flp_ptbl[curr]; p_stag && *p_stag; p_stag++) - { - if (*p_stag >= XML_FOLDER_TTBL_SIZE) - continue; - if(p_name->len == xml_flp_ttbl[*p_stag].len && - strncmp((char *)p_name->p, (char *)xml_flp_ttbl[*p_stag].p_name, p_name->len) == 0) - { - p_stk->top++; - p_stk->stack[p_stk->top] = *p_stag; - - return *p_stag; - } - } - } - -#if (defined(FOLDER_DEBUG_XML) && FOLDER_DEBUG_XML == TRUE) - xml_flp_debug_str(p_name, dbg_name); - XML_TRACE_DEBUG1("xml_flp_proc_attr: bad name:%s", dbg_name); -#endif - return XML_XP_UNKNOWN_ID; -} -/***************************************************************************** - ** Function xml_flp_get_perm - ** Description Translate permission character into XML_PERM_MASK - ** Returns XML_PERM_MASK: permission mask - *****************************************************************************/ -static XML_PERM_MASK xml_flp_get_perm(char *right, UINT16 len ) -{ - XML_PERM_MASK mask = 0; - UINT8 perm_str[XML_PERM_LEN_MAX] = {0}; - - memcpy(perm_str, right, XML_PERM_LEN_MAX); - perm_str[len] = '\0'; - - if (strchr((char *)perm_str, 'R')) - mask |= XML_PERM_READ_B; - if (strchr((char *)perm_str, 'W')) - mask |= XML_PERM_WRITE_B; - if (strchr((char *)perm_str, 'D')) - mask |= XML_PERM_DELETE_B; - -#if (FOLDER_DEBUG_XML == TRUE) - XML_TRACE_DEBUG2("xml_flp_get_perm [%s] -> %d",perm_str, mask); -#endif - return mask; -} - -/***************************************************************************** - ** Function xml_flp_find_ch_n_copy - ** Description copy any chacter till one char in p_str. Any char in p_str - ** will stop copy pointed by p_begin - ** Parameters - ** Returns - *****************************************************************************/ -static void xml_flp_find_ch_n_copy( tXML_MCOPY *p_copy ) -{ - const UINT8 *p_tmp; - const UINT8 *p_str = (UINT8 *)">"; /* was: ":=/> \t\n\r". i think we should copy till - closing flag */ - unsigned int last = XML_FOLDER_CARRY_OVER_LEN; /* maximum carry over len we can support */ - UINT8 *p_last = p_copy->last.p + p_copy->last.len - 1; /* point to the last char of carry - over buffer */ - BOOLEAN found = FALSE; - - /* check if the last char in p_last is in p_str */ - for (p_tmp = p_str; *p_tmp; p_tmp++) - { - if (*p_last == *p_tmp) - { - found = TRUE; - break; - } - } /* for */ - - if (found == FALSE) - { - /* if not in p_str, move chars from p_begin to p_last - * until reached last_len or any char in p_str */ - p_last++; - last -= p_copy->last.len; /* calculate the maximum number of chars we can copy */ - while (*(p_copy->p_begin) && last) /* rl: not sure that this buffer is termninated by a 0 */ - { - /* copy from source (new buffer) to carry over. adjust only carry over ptr. */ - *p_last++ = *p_copy->p_begin; - last--; - for (p_tmp = p_str; *p_tmp; p_tmp++) - { - if (*p_copy->p_begin == *p_tmp) - { - p_copy->p_begin++; /* adjust pointer to point to next char to read */ - /* calculate new length of carry over buffer contents */ - p_copy->last.len = XML_FOLDER_CARRY_OVER_LEN-last; - *p_last = 0; /* NULL terminate p_last. rl: not really neccessary. */ - return; - } - } /* for */ - p_copy->p_begin++; /* update now to next char. this way abort char is also copied */ - } /* while */ - } /* !found */ -} - -/***************************************************************************** -** Function xml_folder_cback -** Description -** -** Parameters -** Returns -*****************************************************************************/ -static BOOLEAN xml_folder_cback( tXML_EVENT event, void *p_event_data, void *p_usr_data) -{ - tXML_MEVT_DATA *p_ed = (tXML_MEVT_DATA*) p_event_data; - tXML_FOLDER_STATE *p_st = (tXML_FOLDER_STATE *) p_usr_data; - tXML_PROP *p_cp = &p_st->p_prop[p_st->prop_index]; - BOOLEAN ret = TRUE; - UINT8 next; /* next element */ - UINT8 curr = p_ed->stack.stack[p_ed->stack.top]; /* current element */ -#if (FOLDER_DEBUG_XML == TRUE) - UINT8 dbg_name[FOLDER_DEBUG_LEN]; - UINT8 dbg_prefix[FOLDER_DEBUG_LEN]; - UINT8 dbg_value[FOLDER_DEBUG_LEN]; -#endif - -#if (FOLDER_DEBUG_XML == TRUE) - XML_TRACE_DEBUG1("xml_folder_cback:%d", event); -#endif - - switch (event) - { - case XML_TAG : /* <tag-name */ - next = xml_flp_proc_tag(p_st, &p_ed->tag.name, &p_ed->stack); -#if (FOLDER_DEBUG_XML == TRUE) - xml_flp_debug_str(&p_ed->tag.name, dbg_name); - xml_flp_debug_str(&p_ed->tag.prefix, dbg_prefix); - XML_TRACE_DEBUG2("XML_TAG: p:%s, name:%s", dbg_prefix, dbg_name); - XML_TRACE_DEBUG2("top:x%x, stk:x%x", p_ed->stack.top, p_ed->stack.stack[p_ed->stack.top]); - -#endif - if (next != 0) - { - if (next <= XML_MAX_OBJ_TAG_ID) - p_st->obj = next; - - if(p_st->prop_index <p_st->max_num_prop) - { - /* we do not use prefix in FTC */ - p_cp->name = next; - p_cp->p_data = NULL; - p_cp->len = 0; - p_cp->level = p_ed->stack.top; - p_st->prop_index++; - } - else - ret = FALSE; - } - break; - - case XML_ATTRIBUTE : /* attr-name="attr-value" */ - curr = xml_flp_proc_attr(p_st, &p_ed->attr.name, &p_ed->stack); -#if (defined(FOLDER_DEBUG_XML) && FOLDER_DEBUG_XML == TRUE) - xml_flp_debug_str(&p_ed->attr.name, dbg_name); - xml_flp_debug_str(&p_ed->attr.prefix, dbg_prefix); - xml_flp_debug_str(&p_ed->attr.value, dbg_value); - XML_TRACE_DEBUG4("[xml folder] XML_ATTRIBUTE: p:%s, name:%s, v:%s, curr:%x", - dbg_prefix, dbg_name, dbg_value, curr); -#endif - if ((curr != 0) && (curr != XML_XP_UNKNOWN_ID)) - { - if(p_st->prop_index <p_st->max_num_prop) - { - p_cp->name = curr; - p_cp->p_data = p_ed->attr.value.p; - p_cp->len = p_ed->attr.value.len; - p_cp->level = p_ed->stack.top; - p_st->prop_index++; - } - else - ret = FALSE; - p_ed->stack.top--; - } - break; - - case XML_CHARDATA : -#if (defined(FOLDER_DEBUG_XML) && FOLDER_DEBUG_XML == TRUE) - xml_flp_debug_str(&p_ed->ch_data.value, dbg_value); - XML_TRACE_DEBUG2("XML_CHARDATA: v:%s, last:%d", dbg_value, p_ed->ch_data.last); -#endif - break; - - case XML_ETAG : /* </tag-name> */ - if(p_ed->stack.top > 0) - { - p_ed->stack.stack[p_ed->stack.top] = 0; - p_ed->stack.top--; - p_st->ended = (BOOLEAN) (p_ed->stack.top == 0); - } -#if (defined(FOLDER_DEBUG_XML) && FOLDER_DEBUG_XML == TRUE) - xml_flp_debug_str(&p_ed->etag.name, dbg_name); - xml_flp_debug_str(&p_ed->etag.prefix, dbg_prefix); - XML_TRACE_DEBUG2("[xml folder] XML_ETAG: p:%s, name:%s", dbg_prefix, dbg_name); - XML_TRACE_DEBUG2("[xml folder] top:x%x, stk:x%x", p_ed->stack.top, p_ed->stack.stack[p_ed->stack.top]); -#endif - break; - - case XML_TAG_END: /* /> */ - curr = p_ed->stack.stack[p_ed->stack.top]; - - if(p_st->prop_index <p_st->max_num_prop) - { - if(p_ed->empty_elem.end) - p_cp->name = XML_FOLDER_TAG_END_ID; - else - p_cp->name = XML_FOLDER_PAUSE_ID; - p_cp->p_data = NULL; - p_cp->len = 0; - p_cp->level = p_ed->stack.top; - p_st->prop_index++; - if(p_ed->empty_elem.end && p_ed->stack.top > 0) - { - p_ed->stack.top--; - } - } - else - ret = FALSE; - -#if (defined(FOLDER_DEBUG_XML) && FOLDER_DEBUG_XML == TRUE) - XML_TRACE_DEBUG4("[xml folder] XML_TAG_END: %d, top:x%x, stk:x%x, curr:x%x", - p_ed->empty_elem.end, p_ed->stack.top, p_ed->stack.stack[p_ed->stack.top], curr); -#endif - break; - - case XML_PARTIAL: - if(p_st->p_prop[p_st->prop_index-1].name != XML_FOLDER_TAG_END_ID) - { - p_ed->stack.top--; -#if (defined(FOLDER_DEBUG_XML) && FOLDER_DEBUG_XML == TRUE) - XML_TRACE_DEBUG0("[xml folder] adjust due to XML_PARTIAL"); -#endif - } - break; - - case XML_COPY: - xml_flp_find_ch_n_copy( &p_ed->copy ); - XML_TRACE_DEBUG1("[xml folder] XML_COPY: %s", p_ed->copy.last.p); - break; - - default : -#if (defined(FOLDER_DEBUG_XML) && FOLDER_DEBUG_XML == TRUE) - XML_TRACE_DEBUG1("[xml folder] XML event: %d", event); -#endif - break; - } - - return ret; -} - -/********************************************************************************** -** Function xml_flp_int_fill_file_folder -** Description fill in file/folder structure. -** -** Parameters -** Returns xx: > 0 : number of properties scanned, folder entry is added -** = 0 : no end tag found, carry over to next parse -** = -1: no dst_resource avaibale, all prop left to next parse -** = -2: exceed max entry, no folder entry added -**********************************************************************************/ -static INT16 xml_flp_int_fill_file_folder( const UINT8 type, - tXML_FOLDER_STATE * p_xud, - tXML_PROP *p_prop, - UINT16 *num_prop, - UINT8 **p_dst_data, - UINT16 *dst_len) -{ - INT16 xx; - UINT16 len; - BOOLEAN end = FALSE; - tXML_PROP *cur_prop = p_prop; - UINT8 *p_cur_offset = *p_dst_data; - - for(xx=0; (xx < *num_prop) && !end; xx++, cur_prop++) - { -#if (defined(FOLDER_DEBUG_XML) && FOLDER_DEBUG_XML == TRUE) - XML_TRACE_DEBUG5( "[xml folder] fill: num_prop:%d, name id: x%x, p_prop: x%x, p_data:%s, len: %d", - (*num_prop-xx) , cur_prop->name, cur_prop, cur_prop->p_data, cur_prop->len); -#endif - switch (cur_prop->name) - { - case XML_NAME_ATTR_ID: - if ( p_xud->current_entry < p_xud->max_entry ) - { - /* as long as we do not exceed the number of entries in the ouput array copy name */ - p_xud->p_entry[p_xud->current_entry].type = type; - /* calculate the max length to copy */ - len = (cur_prop->len<=p_xud->max_name_len) ? cur_prop->len:p_xud->max_name_len; - if ((*dst_len - len) > 0) /* enough data buffer available? */ - { - p_xud->p_entry[p_xud->current_entry].data = p_cur_offset; - p_xud->p_entry[p_xud->current_entry].len = len; - - memcpy( (void *)p_xud->p_entry[p_xud->current_entry].data, - (const void *)cur_prop->p_data, - len ); - p_xud->p_entry[p_xud->current_entry].data[len] = 0; /* null terminate string */ - p_cur_offset += (len + 1); - *dst_len = *dst_len - (len + 1) ; - -#if (defined(FOLDER_DEBUG_XML) && FOLDER_DEBUG_XML == TRUE) - XML_TRACE_DEBUG3("[xml folder]: catch filename [%s] len [%d] dst_len left:[%d]", - p_xud->p_entry[p_xud->current_entry].data, - len, - *dst_len); -#endif - } - else /* run out of dst buffer resource */ - { - xx = -1; - return xx; - } - } - else /* exceed max entry */ - return -2; - - break; - - case XML_SIZE_ATTR_ID: - if ( p_xud->current_entry < p_xud->max_entry ) - { - p_xud->p_entry[p_xud->current_entry].size = atol( (const char *)cur_prop->p_data ); - } - break; - - case XML_USER_PERM_ATTR_ID: - if ( p_xud->current_entry < p_xud->max_entry ) - { - p_xud->p_entry[p_xud->current_entry].user_perm = xml_flp_get_perm( (char *)cur_prop->p_data, cur_prop->len); - } - break; - case XML_TYPE_ATTR_ID: - case XML_MODIFIED_ATTR_ID: - case XML_CREATED_ATTR_ID: - case XML_ACCESSED_ATTR_ID: - case XML_GROUP_PERM_ATTR_ID: - case XML_OTHER_PERM_ATTR_ID: - case XML_GROUP_ATTR_ID: - case XML_OWNER_ATTR_ID: - case XML_LANG_ATTR_ID: - -#if (defined(FOLDER_DEBUG_XML) && FOLDER_DEBUG_XML == TRUE) - XML_TRACE_DEBUG1( "[xml folder] ignored attr: 0x%x", cur_prop->name ); -#endif - break; - - case XML_FOLDER_TAG_END_ID: - /* -------------------- CUSTOMER SPECIFIC ---------------------- */ - p_xud->current_entry++; /* increment only when end tag (/>) found */ - -#if (defined(FOLDER_DEBUG_XML) && FOLDER_DEBUG_XML == TRUE) - XML_TRACE_DEBUG1( "[xml folder] FOUND END TAG: 0x%x", cur_prop->name ); -#endif - - end = TRUE; - break; - - default: - XML_TRACE_DEBUG1("[xml folder] unknown attrib: %d", cur_prop->name ); - break; - } - } -#if (FOLDER_DEBUG_XML == TRUE) - XML_TRACE_DEBUG2("[xml folder] fill_file_folder: end:%d, xx:%d", end, xx); -#endif -#if 0 - /* if end tag not found -> split over two buffers. but parser will still show rest of - found properties. so return still found properties. */ - if(end == FALSE) - xx = 0; -#endif - - /* keep track of current data buffer offset */ - *p_dst_data = p_cur_offset; - return xx; -} /* xml_flp_int_fill_file_folder() */ - - -/********************************************************************************** -** Function xml_flp_int_fill_evt_data -** -** Description fill in file/folder structure. -** -** Parameters -** Returns -**********************************************************************************/ -static tXML_FOLDER_RES xml_flp_int_fill_evt_data( UINT8 op, - void *p_evt_data, - tXML_PROP **p_prop, - UINT16 *num_prop, - UINT8 **p_dst_data, - UINT16 *dst_len) -{ - tXML_FOLDER_STATE *p_xud = (tXML_FOLDER_STATE *)p_evt_data; - INT16 inc_prop; - UINT8 prop_name; /* Property name. */ - UINT8 entry_type; - tXML_PROP *cur_prop = *p_prop; - UINT8 *p_cur_offset = *p_dst_data; - - tXML_FOLDER_RES x_res = XML_FOLDER_OK; - BOOLEAN x_no_res = FALSE; /* guard dest buffer resource */ - - - if ( op == 0 || op > XML_MAX_OBJ_TAG_ID || *num_prop == 0) - return XML_FOLDER_ERROR; - -#if FOLDER_DEBUG_XML - XML_TRACE_DEBUG2( "[xml folder] xml_flp_int_fill_evt_data op:%d, num_prop:%d", - op, *num_prop); -#endif - - - - while ( *num_prop > 0 && !x_no_res ) - { -#if (defined(FOLDER_DEBUG_XML) && FOLDER_DEBUG_XML == TRUE) - XML_TRACE_DEBUG2("end_prop:%d, name id: x%x", *num_prop, cur_prop->name); -#endif - prop_name = cur_prop->name; - cur_prop++; - *num_prop -= 1; - - - switch( prop_name ) - { - case XML_FOLDER_LISTING_ELEM_ID: - /* skip over version attribute which should always be 1.0. this is the top level */ - break; - - case XML_FILE_ELEM_ID: - case XML_FOLDER_ELEM_ID: - /* folder or file: only type is the difference */ - entry_type = (XML_FILE_ELEM_ID==prop_name)?XML_OBX_FILE:XML_OBX_FOLDER; - inc_prop = xml_flp_int_fill_file_folder( entry_type, - p_xud, - cur_prop, - num_prop, - &p_cur_offset, - dst_len); - if (inc_prop == -1) /* no dst_buf available */ - { - /* backup one more prop to obtain the skipped folder/file entry header */ - cur_prop --; - *num_prop += 1; - - x_res = XML_FOLDER_DST_NO_RES; - x_no_res = TRUE; - } - else if (inc_prop == -2) /* exceed max entry */ - { - x_no_res = TRUE; - x_res = XML_FOLDER_OUT_FULL; - } - else /* found folder entry */ - { - cur_prop += inc_prop; - *num_prop -= inc_prop; - } - break; - - case XML_PARENT_FOLDER_ELEM_ID: - if ( p_xud->current_entry < p_xud->max_entry ) - { - /* set type of entry (file, folder) */ - p_xud->p_entry[p_xud->current_entry].type = XML_OBX_FOLDER; - /* copy folder name if dst buffer is big enough, parent folder as ".." */ - if ((*dst_len - strlen(XML_PARENT_FOLDER)) > 0) - { - p_xud->p_entry[p_xud->current_entry].data = p_cur_offset; - p_xud->p_entry[p_xud->current_entry].len = 2; - memcpy( (void *)p_xud->p_entry[p_xud->current_entry].data, - (const void *)XML_PARENT_FOLDER, 2); - p_xud->p_entry[p_xud->current_entry].data[2] = '\0'; /* null terminate */ - p_xud->current_entry ++; - p_cur_offset += 3 ; - *dst_len -= 3; - } - else - { - x_no_res = TRUE; - x_res = XML_FOLDER_DST_NO_RES; - } - } - else - { - x_no_res = TRUE; - x_res = XML_FOLDER_OUT_FULL; - } - break; - - case XML_FOLDER_PAUSE_ID: - -#if (FOLDER_DEBUG_XML==TRUE) - XML_TRACE_DEBUG0( "[xml folder] xml_flp_int_fill_evt_data(): XML_FOLDER_PAUSE_ID" ); -#endif - break; - - case XML_FOLDER_TAG_END_ID: -#if (FOLDER_DEBUG_XML==TRUE) - XML_TRACE_DEBUG0( "[xml folder] xml_flp_int_fill_evt_data(): XML_FOLDER_TAG_END_ID" ); -#endif - break; - - default: - XML_TRACE_DEBUG1( "[xml folder] xml_flp_int_fill_evt_data():unknown element: %d", prop_name ); - break; - } - } - - /* keep track of current filling position, and current available dst buffer */ - *p_prop = cur_prop; - *p_dst_data = p_cur_offset; - - return x_res; -} /* xml_flp_int_fill_evt_data() */ - - -/************************************************************************************** -** Function XML_FolderInit -** -** Description Initialize xml parser state machine. -** -** Parameters p_xml_state: address of an xml parser state machine to be initialized, -** allocate an additional space of size XML_FOLDER_CARRY_OVER_LEN -** right after *p_xml_state to hold carry over data. -** p_entry : points start of output directory entry. caller needs do -** free this memory -** max_entry : max is 16 bit integer value which is the maximum number -** of folder entries. - -** -** Returns void -**************************************************************************************/ - -void XML_FolderInit( tXML_FOLDER_PARSER *p_xml_state, - tXML_FOLDER_ENTRY *p_entry, - const UINT16 max_entry ) -{ - /* Initialize the generic xml parser state machine.*/ - XML_InitPars( &p_xml_state->xml, xml_folder_cback, &p_xml_state->xml_user_data ); - - /* User need to allocate an additional space of size XML_FOLDER_CARRY_OVER_LEN */ - /* right after *p_xml_state to hold carry over data. */ - /* point to the end of the allocated buffer for p_xml_state, which is the */ - /* beginning of buffer(XML_FOLDER_CARRY_OVER_LEN) */ - p_xml_state->xml.last_bfr.p = (UINT8 *)(p_xml_state + 1); - p_xml_state->xml.last_bfr.len = XML_FOLDER_CARRY_OVER_LEN; - - /* Initialize user data */ - p_xml_state->xml_user_data.p_entry = p_entry; - p_xml_state->xml_user_data.current_entry = 0; - p_xml_state->xml_user_data.max_name_len = XML_UI_ENTRY_MAX_NAME_LEN + 1; - p_xml_state->xml_user_data.max_entry = (UINT16)max_entry; - p_xml_state->xml_user_data.prop_num = 0; -} - - -/************************************************************************************** -** Function XML_FolderParse -** -** Description This function is called to parse the xml data received from OBEX -** into folder entries associated with properties value. It can also be -** used as clean up function to delete left over data from previous parse. -** This clean up function is typically used when application runs out of -** resource and decides to discard extra xml data received. -** -** Parameters p_xml_state: pointer to a xml parser initialized by XML_FolderInit(). -** xml_data: valid pointer to OBEX list data in xml format. -** xml_len: length of the package, must be non-zero value. -** dst_data: valid pointer to the buffer for holding converted folder entry name. - When dst_data is NULL, clean up all remaining data in the parser. -** dst_len: pointer to the length of dst_data buffer, its carry out value -** is the number of bytes remaining buffer.When dst_len is NULL, -** it will cause to flush the internal data in the parser. -** num_entries: current number of entries, in the end it is the total number of entries -** -** Returns tXML_FOLDER_RES (see xml_flp.h) -** XML_PENDING: parsing not completed -** XML_END_LIST: found /folder-listing but no final flag detected -** XML_FOLDER_OUT_FULL: reached max_entry -> do not call parser anymore!!! dump data -** XML_FOLDER_DST_NO_RES : run out of dst buffer resource while -** some xml data still remains. - -**************************************************************************************/ -tXML_FOLDER_RES XML_FolderParse( tXML_FOLDER_PARSER *p_xml_state, - UINT8 *xml_data, UINT16 xml_len, - UINT8 *dst_data, UINT16 *dst_len, - UINT16 *num_entries ) -{ - tXML_OS xos; - BOOLEAN is_remain = TRUE; - tXML_MUL_STATE *p_xml = &p_xml_state->xml; - tXML_FOLDER_STATE *p_st = &p_xml_state->xml_user_data; - tXML_FOLDER_RES x_res = XML_FOLDER_OK; - tXML_RESULT res = XML_NO_PROP; - UINT16 max_num_prop = OBX_LRG_DATA_POOL_SIZE/sizeof(tXML_PROP); /* Changed to use the reserved buffer pool */ - - -#if (defined(FOLDER_DEBUG_XML) && FOLDER_DEBUG_XML == TRUE) - int xx; - UINT8 dbg_buf[FOLDER_DEBUG_LEN]; - tXML_STR str; -#endif - - /* if dst_data is NULL, clean up remaining data */ - if (!dst_data || !dst_len) - { - /* clean out remained xml data left over from last parse */ - if (p_xml_state->xml_user_data.p_prop ) - { - GKI_freebuf( p_st->p_prop ); - p_st->p_prop = p_st->offset_prop = NULL; - p_st->prop_num = 0; - } -#if (FOLDER_DEBUG_XML == TRUE) - XML_TRACE_DEBUG0( "[xml folder] XML_FolderParse() Clean up left over!"); -#endif - return x_res; - } - - /* if illegal OBEX data or dst buffer pointer received, return ERROR */ - if (xml_len == 0 || !xml_data) - { - return XML_FOLDER_ERROR; - } - - /* XML_FolderParse receive new xml data, allocate buffer to hold parsed prop */ - if (p_st->offset_prop == NULL) - { - -#if (FOLDER_DEBUG_XML == TRUE) - XML_TRACE_DEBUG0( "[xml folder] XML_FolderParse() Receive New Data!"); - XML_TRACE_DEBUG2( "[xml folder] XML_data start[%x] end [%x]",xml_data, xml_data+xml_len); -#endif - is_remain = FALSE; - if ( NULL!= (p_st->p_prop = (tXML_PROP *)GKI_getpoolbuf( OBX_LRG_DATA_POOL_ID ) ) ) - { - /* pointing next prop to be converted into file entry */ - p_st->prop_num = 0; - } - else - { - GKI_freebuf( p_xml_state ); - x_res = XML_FOLDER_NO_RES; - return x_res; - } - } -#if (FOLDER_DEBUG_XML == TRUE) - else - { - XML_TRACE_DEBUG0( "[xml folder] XML_FolderParse(): Keep cleaning up old xml data !"); - } -#endif - /* update the data address */ - xos.p_begin = xml_data; - xos.p_end = xml_data + xml_len; - - while( res == XML_NO_PROP ) - { - /* if no remaining data in p_st->p_prop, parse new xml data */ - if (!is_remain) - { - p_st->max_num_prop = max_num_prop; - p_st->prop_index = 0; - res = XML_MulParse( p_xml, &xos ); - - -#if (FOLDER_DEBUG_XML == TRUE) - XML_TRACE_DEBUG4( "xml_folder_parse obj: %x, max: %d, num: %d, res: %d", - p_st->obj, max_num_prop, p_st->prop_index, res); - - if (res != 0) - { - XML_TRACE_DEBUG1( "XML_MulParse Parsing: %d !!!", res); - } - - for(xx=0; xx<p_st->prop_index; xx++) - { - if ( p_st->p_prop[xx].name < XML_FOLDER_MAX_ID ) - { - str.p = p_st->p_prop[xx].p_data; - str.len = p_st->p_prop[xx].len; - xml_flp_debug_str(&str, dbg_buf); - XML_TRACE_DEBUG5( "[xml folder] parsed: index[%d]:%d:%s: %s(%d)", p_st->prop_index-xx, p_st->p_prop[xx].level, - xml_flp_ttbl[p_st->p_prop[xx].name].p_name, dbg_buf, p_st->p_prop[xx].len); - } - else - { - XML_TRACE_DEBUG3( "[xml folder] internal prop: %d:%d:%d", xx, p_st->p_prop[xx].level, - p_st->p_prop[xx].name ); - } - } -#endif - p_st->prop_num = p_st->prop_index ; - p_st->offset_prop = p_st->p_prop; - } - else - { - /* This is left over data, pick up the result from the previous parse */ - res = p_xml->pars_res; - } - - if ( res != XML_OBJ_ST_EMPTY ) - { - x_res = xml_flp_int_fill_evt_data( p_st->obj, p_st, &p_st->offset_prop, &p_st->prop_num, &dst_data, dst_len ); - - if ( (XML_FOLDER_OK == x_res) && (XML_NO_END == res) ) - { - /* XML_NO_END means that the xml is not completly finished and fill returns - ok when when partial filling has been ok */ - x_res = XML_FOLDER_PENDING; - } - - /* all parsed xml data has been converted into file entry */ - /* or exceed max entry number , break the parsing loop */ - if (XML_FOLDER_OUT_FULL != x_res && XML_FOLDER_DST_NO_RES != x_res) - { - is_remain = FALSE; - } - else - break; - } - } /* while */ - - /* free property table. at next call a new one is allocated */ - if ((x_res != XML_FOLDER_DST_NO_RES && p_st->p_prop) || - XML_FOLDER_OUT_FULL == x_res) - { - GKI_freebuf( p_st->p_prop ); - p_st->p_prop = NULL; - p_st->offset_prop = NULL; - } - - if ( x_res != XML_FOLDER_DST_NO_RES && p_st->ended) - { - /* this should happen on the same time as final flag in fact */ - x_res = XML_FOLDER_END_LIST; /* found closing /folder-listing */ - } - - - *num_entries = p_st->current_entry; /* report number of entries found. only when ended is true - application really should be interested! */ - return x_res; -} - |