Processed pdf files can not exceed 2GB

sjw · sjw · commit 801ffe7b7a06 · 2018-02-06T14:54:26.000+08:00
diff --git a/source/pdf/pdf-xref.c b/source/pdf/pdf-xref.c
@@ -336,7 +336,7 @@ pdf_read_start_xref(hd_context *ctx, pdf_document *doc)
             doc->startxref = 0;
             while (i < n && buf[i] >= '0' && buf[i] <= '9')
             {
-                if (doc->startxref >= INT64_MAX/10)
+                if (doc->startxref >= INT32_MAX)
                     hd_throw(ctx, HD_ERROR_GENERIC, "startxref too large");
                 doc->startxref = doc->startxref * 10 + (buf[i++] - '0');
             }

Original file line number	Diff line number	Diff line change
`@@ -336,7 +336,7 @@ pdf_read_start_xref(hd_context ctx, pdf_document doc)`
`336`	`336`	`doc->startxref = 0;`
`337`	`337`	`while (i < n && buf[i] >= '0' && buf[i] <= '9')`
`338`	`338`	`{`
`339`		`- if (doc->startxref >= INT64_MAX/10)`
	`339`	`+ if (doc->startxref >= INT32_MAX)`
`340`	`340`	`hd_throw(ctx, HD_ERROR_GENERIC, "startxref too large");`
`341`	`341`	`doc->startxref = doc->startxref * 10 + (buf[i++] - '0');`
`342`	`342`	`}`