/[public]/psiconv/trunk/lib/psiconv/parse_common.c
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Diff of /psiconv/trunk/lib/psiconv/parse_common.c

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Revision 94 Revision 161
… …
22#include <stdlib.h> 22#include <stdlib.h>
23#include <string.h> 23#include <string.h>
24 24
25#include "parse_routines.h" 25#include "parse_routines.h"
26#include "error.h" 26#include "error.h"
27
28#ifdef DMALLOC
29#include <dmalloc.h>
30#endif
31
27 32
28static int psiconv_parse_layout_section(const psiconv_buffer buf, 33static int psiconv_parse_layout_section(const psiconv_buffer buf,
29 int lev,psiconv_u32 off, 34 int lev,psiconv_u32 off,
30 int *length, 35 int *length,
31 psiconv_text_and_layout result, 36 psiconv_text_and_layout result,
… …
709 psiconv_warn(lev+3,off+len, 714 psiconv_warn(lev+3,off+len,
710 "Layout section inlines: not enough element"); 715 "Layout section inlines: not enough element");
711 psiconv_debug(lev+3,off+len,"Can't read element!"); 716 psiconv_debug(lev+3,off+len,"Can't read element!");
712 } else { 717 } else {
713 total ++; 718 total ++;
719 in_line.object = NULL;
720 in_line.layout = NULL;
714 if (!(in_line.layout = psiconv_clone_character_layout 721 if (!(in_line.layout = psiconv_clone_character_layout
715 (para->base_character))) 722 (para->base_character)))
716 goto ERROR4; 723 goto ERROR4;
717 psiconv_progress(lev+4,off+len,"Going to read the element type"); 724 psiconv_progress(lev+4,off+len,"Going to read the element type");
718 temp = psiconv_read_u8(buf,lev+4,len+off,&res); 725 temp = psiconv_read_u8(buf,lev+4,len+off,&res);
719 if (res) 726 if (res)
720 goto ERROR4; 727 goto ERROR5;
721 len += 1; 728 len += 1;
722 psiconv_debug(lev+4,off+len,"Type: %02x",temp); 729 psiconv_debug(lev+4,off+len,"Type: %02x",temp);
723 psiconv_progress(lev+4,off+len, 730 psiconv_progress(lev+4,off+len,
724 "Going to read the number of characters it applies to"); 731 "Going to read the number of characters it applies to");
725 in_line.length = psiconv_read_u32(buf,lev+4,len+off,&res); 732 in_line.length = psiconv_read_u32(buf,lev+4,len+off,&res);
726 if (res) 733 if (res)
727 goto ERROR4; 734 goto ERROR5;
728 psiconv_debug(lev+4,off+len,"Length: %02x",in_line.length); 735 psiconv_debug(lev+4,off+len,"Length: %02x",in_line.length);
729 len += 4; 736 len += 4;
730 psiconv_progress(lev+4,off+len,"Going to read the character layout"); 737 psiconv_progress(lev+4,off+len,"Going to read the character layout");
731 if ((res = psiconv_parse_character_layout_list(buf,lev+4,off+len,&leng, 738 if ((res = psiconv_parse_character_layout_list(buf,lev+4,off+len,&leng,
732 in_line.layout))) 739 in_line.layout)))
733 goto ERROR4; 740 goto ERROR5;
734 len += leng; 741 len += leng;
735 742
736 if (temp == 0x01) { 743 if (temp == 0x01) {
737 psiconv_debug(lev+4,off+len,"Skipping object data"); 744 psiconv_debug(lev+4,off+len,"Found an embedded object");
738 len += 0x10; 745 psiconv_progress(lev+4,off+len,"Going to read the object marker "
746 "(0x%08x expected)",PSICONV_ID_OBJECT);
747 temp = psiconv_read_u32(buf,lev+4,off+len,&res);
748 if (res)
749 goto ERROR5;
750 if (temp != PSICONV_ID_OBJECT) {
751 psiconv_warn(lev+4,off+len,"Unknown id marks embedded object");
752 psiconv_debug(lev+4,off+len,"Marker: read %08x, expected %08x",
753 temp,PSICONV_ID_OBJECT);
754 }
755 len += 4;
756 psiconv_progress(lev+4,off+len,
757 "Going to read the Embedded Object Section offset");
758 temp = psiconv_read_u32(buf,lev+4,off+len,&res);
759 if (res)
760 goto ERROR5;
761 psiconv_debug(lev+4,off+len, "Offset: %08x",temp);
762 len += 4;
763 psiconv_progress(lev+4,off+len,
764 "Going to parse the Embedded Object");
765 if ((res = psiconv_parse_embedded_object(buf,lev+4,temp,
766 NULL,&(in_line.object))))
767 goto ERROR5;
768 psiconv_progress(lev+4,off+len,
769 "Going to read the object width");
770 in_line.object_width = psiconv_read_length(buf,lev+4,off+len,
771 &leng,&res);
772 if (res)
773 goto ERROR5;
774 psiconv_debug(lev+4,off+len,"Object width: %f cm",
775 in_line.object_width);
776 len += leng;
777 psiconv_progress(lev+4,off+len,
778 "Going to read the object height");
779 in_line.object_height = psiconv_read_length(buf,lev+4,off+len,&leng,
780 &res);
781 if (res)
782 goto ERROR5;
783 psiconv_debug(lev+4,off+len,"Object height: %f cm",
784 in_line.object_height);
785 len += leng;
739 } else if (temp != 0x00) { 786 } else if (temp != 0x00) {
740 psiconv_warn(lev+4,off+len,"Layout section unknown inline type"); 787 psiconv_warn(lev+4,off+len,"Layout section unknown inline type");
741 } 788 }
742 if (line_length + in_line.length > strlen(para->text)) { 789 if (line_length + in_line.length > strlen(para->text)) {
743 psiconv_warn(lev+4,off+len, 790 psiconv_warn(lev+4,off+len,
… …
745 res = -1; 792 res = -1;
746 in_line.length = strlen(para->text) - line_length; 793 in_line.length = strlen(para->text) - line_length;
747 } 794 }
748 line_length += in_line.length; 795 line_length += in_line.length;
749 if ((res = psiconv_list_add(para->in_lines,&in_line))) 796 if ((res = psiconv_list_add(para->in_lines,&in_line)))
750 goto ERROR4; 797 goto ERROR5;
751 } 798 }
752 } 799 }
753 } 800 }
754 801
755 if (total != nr) { 802 if (total != nr) {
… …
791 psiconv_free_character_layout(anon.character); 838 psiconv_free_character_layout(anon.character);
792ERROR3_1: 839ERROR3_1:
793 psiconv_free_paragraph_layout(anon.paragraph); 840 psiconv_free_paragraph_layout(anon.paragraph);
794 goto ERROR3; 841 goto ERROR3;
795 842
843ERROR5:
844 if (in_line.layout)
845 psiconv_free_character_layout(in_line.layout);
846 if (in_line.object)
847 psiconv_free_object(in_line.object);
796ERROR4: 848ERROR4:
797 free(inline_count); 849 free(inline_count);
798ERROR3: 850ERROR3:
799 for (i = 0; i < psiconv_list_length(anon_styles); i++) { 851 for (i = 0; i < psiconv_list_length(anon_styles); i++) {
800 if (!(anon_ptr = psiconv_list_get(anon_styles,i))) { 852 if (!(anon_ptr = psiconv_list_get(anon_styles,i))) {
… …
877 return -PSICONV_E_NOMEM; 929 return -PSICONV_E_NOMEM;
878 else 930 else
879 return res; 931 return res;
880} 932}
881 933
934int psiconv_parse_embedded_object(const psiconv_buffer buf, int lev,
935 psiconv_u32 off, int *length,
936 psiconv_object *result)
937{
938 int res=0;
939 int len=0;
940 int leng,i;
941 psiconv_section_table_section table;
942 psiconv_section_table_entry entry;
943 psiconv_u32 icon_sec=0,display_sec=0,table_sec=0;
944
945 psiconv_progress(lev+1,off+len,"Going to read an Embedded Object");
946 if (!(*result = malloc(sizeof(**result))))
947 goto ERROR1;
948
949 psiconv_progress(lev+2,off+len,"Going to read the Embedded Object Section");
950 psiconv_parse_section_table_section(buf,lev+2,off+len,&leng,&table);
951 len += leng;
952
953 for (i = 0; i < psiconv_list_length(table); i++) {
954 psiconv_progress(lev+2,off+len,"Going to read entry %d",i);
955 if (!(entry = psiconv_list_get(table,i)))
956 goto ERROR2;
957 if (entry->id == PSICONV_ID_OBJECT_DISPLAY_SECTION) {
958 display_sec = entry->offset;
959 psiconv_debug(lev+3,off+len,"Found the Object Display Section at %08x",
960 display_sec);
961 } else if (entry->id == PSICONV_ID_OBJECT_ICON_SECTION) {
962 icon_sec = entry->offset;
963 psiconv_debug(lev+3,off+len,"Found the Object Icon Section at %08x",
964 icon_sec);
965 } else if (entry->id == PSICONV_ID_OBJECT_SECTION_TABLE_SECTION) {
966 table_sec = entry->offset;
967 psiconv_debug(lev+3,off+len,"Found the Object Section Table Section at %08x",
968 table_sec);
969 } else {
970 psiconv_warn(lev+3,off+len,
971 "Found unknown section in the Object Display Section "
972 "(ignoring)");
973 psiconv_debug(lev+3,off+len,"Section ID %08x, offset %08x",
974 entry->id, entry->offset);
975 }
976 }
977
978 psiconv_progress(lev+2,off+len,"Looking for the Object Display Section");
979 if (!icon_sec) {
980 psiconv_warn(lev+2,off+len,"Object Display Section not found");
981 (*result)->display = NULL;
982 } else {
983 psiconv_debug(lev+2,off+len,"Object Display Section at offset %08x",
984 display_sec);
985 if ((res = psiconv_parse_object_display_section(buf,lev+2,display_sec,NULL,
986 &(*result)->display)))
987 goto ERROR2;
988 }
989
990 psiconv_progress(lev+2,off+len,"Looking for the Object Icon Section");
991 if (!icon_sec) {
992 psiconv_warn(lev+2,off+len,"Object Icon Section not found");
993 (*result)->icon = NULL;
994 } else {
995 psiconv_debug(lev+2,off+len,"Object Icon Section at offset %08x",icon_sec);
996 if ((res = psiconv_parse_object_icon_section(buf,lev+2,icon_sec,NULL,
997 &(*result)->icon)))
998 goto ERROR2;
999 }
1000
1001 if (length)
1002 *length = len;
1003
1004 psiconv_progress(lev+1,off+len-1,"End of Embedded Object Section "
1005 "(total length: %08x)",len);
1006
1007 return res;
1008
1009
1010ERROR2:
1011 psiconv_free_section_table_section(table);
1012ERROR1:
1013 psiconv_warn(lev+1,off,"Reading Embedded Object failed");
1014
1015 if (length)
1016 *length = 0;
1017
1018 if (res == 0)
1019 return -PSICONV_E_NOMEM;
1020 else
1021 return res;
1022}
1023
1024int psiconv_parse_object_display_section(const psiconv_buffer buf,int lev,
1025 psiconv_u32 off, int *length,
1026 psiconv_object_display_section *result)
1027{
1028 int res = 0;
1029 int len = 0;
1030 int leng;
1031 psiconv_u32 temp;
1032
1033 psiconv_progress(lev+1,off,"Going to read the Object Display Section");
1034 if (!(*result = malloc(sizeof(**result))))
1035 goto ERROR1;
1036
1037 psiconv_progress(lev+2,off+len,"Going to read the display as icon flag "
1038 "(expecting 0x00 or 0x01)");
1039 temp = psiconv_read_u8(buf,lev+2,off+len,&res);
1040 if (res)
1041 goto ERROR2;
1042 if (temp == 0x00) {
1043 (*result)->show_icon = psiconv_bool_true;
1044 psiconv_debug(lev+2,off+len,"Displayed as full document");
1045 } else if (temp == 0x01) {
1046 (*result)->show_icon = psiconv_bool_false;
1047 psiconv_debug(lev+2,off+len,"Displayed as icon");
1048 } else {
1049 psiconv_warn(lev+2,off+len,"Unknown Object Display Section Icon Flag");
1050 psiconv_debug(lev+2,off+len,"Icon flag found: %02x",temp);
1051 /* Improvise */
1052 (*result)->show_icon = (temp & 0x01?psiconv_bool_false:psiconv_bool_true);
1053 }
1054 len ++;
1055
1056 psiconv_progress(lev+2,off+len,"Going to read the icon width");
1057 (*result)->width = psiconv_read_length(buf,lev+2,off+len,&leng,&res);
1058 if (res)
1059 goto ERROR2;
1060 psiconv_debug(lev+2,off+len,"Icon width: %f cm",(*result)->width);
1061 len += leng;
1062
1063 psiconv_progress(lev+2,off+len,"Going to read the icon height");
1064 (*result)->height = psiconv_read_length(buf,lev+2,off+len,&leng,&res);
1065 if (res)
1066 goto ERROR2;
1067 psiconv_debug(lev+2,off+len,"Icon length: %f cm",(*result)->height);
1068 len += leng;
1069
1070 psiconv_progress(lev+2,off+len,"Going to read unknown long (%08x expected)",
1071 0);
1072 temp = psiconv_read_u32(buf,lev+2,off+len,&res);
1073 if (temp != 0) {
1074 psiconv_warn(lev+2,off+len,"Unknown Object Display Section final long");
1075 psiconv_debug(lev+2,off+len,"Long read: %08x",temp);
1076 }
1077 len += 4;
1078
1079 if (length)
1080 *length = len;
1081
1082 psiconv_progress(lev+1,off+len-1,"End of Object Display Section"
1083 "(total length: %08x",len);
1084 return res;
1085
1086ERROR2:
1087 free(*result);
1088ERROR1:
1089 psiconv_warn(lev+1,off+len,"Reading of Object Display Section failed");
1090 if (length)
1091 *length=0;
1092 if (!res)
1093 return -PSICONV_E_NOMEM;
1094 else
1095 return res;
1096}
1097
1098int psiconv_parse_object_icon_section(const psiconv_buffer buf,int lev,
1099 psiconv_u32 off, int *length,
1100 psiconv_object_icon_section *result)
1101{
1102 int res = 0;
1103 int len = 0;
1104 int leng;
1105
1106 psiconv_progress(lev+1,off,"Going to read the Object Icon Section");
1107 if (!(*result = malloc(sizeof(**result))))
1108 goto ERROR1;
1109
1110 psiconv_progress(lev+2,off+len,"Going to read the icon name");
1111 (*result)->icon_name = psiconv_read_string(buf,lev+2,off+len,&leng,&res);
1112 if (res)
1113 goto ERROR2;
1114 psiconv_debug(lev+2,off+len,"Icon name: %s",(*result)->icon_name);
1115 len += leng;
1116
1117 psiconv_progress(lev+2,off+len,"Going to read the icon width");
1118 (*result)->icon_width = psiconv_read_length(buf,lev+2,off+len,&leng,&res);
1119 if (res)
1120 goto ERROR3;
1121 psiconv_debug(lev+2,off+len,"Icon width: %f cm",(*result)->icon_width);
1122 len += leng;
1123
1124 psiconv_progress(lev+2,off+len,"Going to read the icon height");
1125 (*result)->icon_height = psiconv_read_length(buf,lev+2,off+len,&leng,&res);
1126 if (res)
1127 goto ERROR3;
1128 psiconv_debug(lev+2,off+len,"Icon length: %f cm",(*result)->icon_height);
1129 len += leng;
1130
1131 if (length)
1132 *length = len;
1133
1134 psiconv_progress(lev+1,off+len-1,"End of Object Icon Section"
1135 "(total length: %08x",len);
1136 return res;
1137
1138ERROR3:
1139 free((*result)->icon_name);
1140ERROR2:
1141 free(*result);
1142ERROR1:
1143 psiconv_warn(lev+1,off+len,"Reading of Object Icon Section failed");
1144 if (length)
1145 *length=0;
1146 if (!res)
1147 return -PSICONV_E_NOMEM;
1148 else
1149 return res;
1150}
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