Sakurai/pdf.js
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This commit is contained in:
Artur Adib 2012-01-31 09:57:12 -05:00
parent 8068ff242d
commit 4375bd2219
1 changed files with 9 additions and 9 deletions
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18
src/obj.js
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@ -303,32 +303,32 @@ var XRef = (function XRefClosure() {
var count = parser.getObj(); var count = parser.getObj();
if (!isInt(first) || !isInt(count)) if (!isInt(first) || !isInt(count))
error('Invalid XRef table'); error('Invalid XRef table: wrong types in subsection header');
// Inner loop is over objects themselves // Inner loop is over objects themselves
for (var i = first; i < first + count; ++i) { for (var i = 0; i < count; i++) {
var entry = {}; var entry = {};
entry.offset = parser.getObj(); entry.offset = parser.getObj();
entry.gen = parser.getObj(); entry.gen = parser.getObj();
var type = parser.getObj(); var type = parser.getObj();
if (type === 'f') if (isCmd(type, 'f'))
entry.free = true; entry.free = true;
else if (type === 'n') else if (isCmd(type, 'n'))
entry.uncompressed = true; entry.uncompressed = true;
// Validate entry obj // Validate entry obj
if ( !isInt(entry.offset) || !isInt(entry.gen) || if ( !isInt(entry.offset) || !isInt(entry.gen) ||
!(('free' in entry) || ('uncompressed' in entry)) ) { !(entry.free || entry.uncompressed) ) {
error('Invalid XRef table: ' + first + ', ' + count); error('Invalid XRef table: ' + first + ', ' + count);
} }
if (!this.entries[i]) if (!this.entries[i + first])
this.entries[i] = entry; this.entries[i + first] = entry;
} }
// No objects added? // No objects added?
if (i - first <= 0) if (!(i > 0))
error('Invalid XRef table: ' + first + ', ' + count); error('Invalid XRef table: ' + first + ', ' + count);
} }
@ -339,7 +339,7 @@ var XRef = (function XRefClosure() {
// get the 'Prev' pointer // get the 'Prev' pointer
var prev; var prev;
obj = dict.get('Prev'); var obj = dict.get('Prev');
if (isInt(obj)) { if (isInt(obj)) {
prev = obj; prev = obj;
} else if (isRef(obj)) { } else if (isRef(obj)) {