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dd7ed67ec1
@ -1,7 +1,7 @@
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Changes in PDFio
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================
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v1.4.1 - 2025-01-24
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v1.4.1 - YYYY-MM-DD
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-------------------
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- Added license files for the example fonts now bundled with PDFio (Issue #91)
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@ -10,7 +10,6 @@ v1.4.1 - 2025-01-24
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- Fixed opening of PDF files less than 1024 bytes in length (Issue #87)
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- Fixed potential `NULL` dereference when reading (Issue #89)
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- Fixed reading of compressed object streams (Issue #92)
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- Fixed reading of UTF-16 string values (Issue #92)
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v1.4.0 - 2024-12-26
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@ -117,14 +117,12 @@ DOCFILES = \
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NOTICE
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EXAMPLES = \
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examples/Makefile \
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examples/Roboto-LICENSE.txt \
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examples/Roboto-Bold.ttf \
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examples/Roboto-Italic.ttf \
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examples/Roboto-Regular.ttf \
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examples/RobotoMono-Regular.ttf \
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examples/code128.c \
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examples/code128.ttf \
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examples/code128-LICENSE.txt \
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examples/image2pdf.c \
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examples/md2pdf.c \
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examples/md2pdf.md \
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@ -1,4 +1,4 @@
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.TH pdfio 3 "pdf read/write library" "2025-01-24" "pdf read/write library"
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.TH pdfio 3 "pdf read/write library" "2025-01-17" "pdf read/write library"
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.SH NAME
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pdfio \- pdf read/write library
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.SH Introduction
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@ -2074,7 +2074,7 @@ The render_line function adds content from the linefrag_t array to a PDF page. I
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}
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.fi
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.PP
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We then loop through the fragments for the current line, drawing checkboxes, images, and text as needed. When a hyperlink is present, we add the link to the links array in the docdata_t structure, mapping "@" and "@@" to an internal link corresponding to the linked text:
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We then loops through the fragments for the current line, drawing checkboxes, images, and text as needed. Whan a hyperlink is present, we add the link to the links array in the docdata_t structure, mapping "@" and "@@" to an internal link corresponding to the linked text:
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.nf
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if (frag\->url && dd\->num_links < DOCLINK_MAX)
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@ -4567,4 +4567,4 @@ typedef enum pdfio_valtype_e pdfio_valtype_t;
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Michael R Sweet
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.SH COPYRIGHT
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.PP
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Copyright (c) 2021-2025 by Michael R Sweet
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Copyright (c) 2021-2024 by Michael R Sweet
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@ -1,13 +1,13 @@
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<!DOCTYPE html>
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<html lang="en-US">
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<head>
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<title>PDFio Programming Manual v1.4.1</title>
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<title>PDFio Programming Manual v1.4.0</title>
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<meta http-equiv="Content-Type" content="text/html;charset=utf-8">
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<meta name="generator" content="codedoc v3.8">
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<meta name="author" content="Michael R Sweet">
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<meta name="language" content="en-US">
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<meta name="copyright" content="Copyright © 2021-2025 by Michael R Sweet">
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<meta name="version" content="1.4.1">
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<meta name="copyright" content="Copyright © 2021-2024 by Michael R Sweet">
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<meta name="version" content="1.4.0">
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<style type="text/css"><!--
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body {
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background: white;
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@ -251,9 +251,9 @@ span.string {
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<body>
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<div class="header">
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<p><img class="title" src="pdfio-512.png"></p>
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<h1 class="title">PDFio Programming Manual v1.4.1</h1>
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<h1 class="title">PDFio Programming Manual v1.4.0</h1>
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<p>Michael R Sweet</p>
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<p>Copyright © 2021-2025 by Michael R Sweet</p>
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<p>Copyright © 2021-2024 by Michael R Sweet</p>
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</div>
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<div class="contents">
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<h2 class="title">Contents</h2>
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@ -2034,7 +2034,7 @@ dd->y -= margin_top + lineheight;
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dd->y -= lineheight;
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}
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</code></pre>
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<p>We then loop through the fragments for the current line, drawing checkboxes, images, and text as needed. When a hyperlink is present, we add the link to the <code>links</code> array in the <code>docdata_t</code> structure, mapping "@" and "@@" to an internal link corresponding to the linked text:</p>
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<p>We then loops through the fragments for the current line, drawing checkboxes, images, and text as needed. WhÑn a hyperlink is present, we add the link to the <code>links</code> array in the <code>docdata_t</code> structure, mapping "@" and "@@" to an internal link corresponding to the linked text:</p>
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<pre><code class="language-c"><span class="reserved">if</span> (frag->url && dd->num_links < DOCLINK_MAX)
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{
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doclink_t *l = dd->links + dd->num_links;
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@ -2005,7 +2005,7 @@ if ((dd->y - need_bottom) < dd->art_box.y1)
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}
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```
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We then loop through the fragments for the current line, drawing checkboxes,
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We then loops through the fragments for the current line, drawing checkboxes,
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images, and text as needed. When a hyperlink is present, we add the link to the
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`links` array in the `docdata_t` structure, mapping "@" and "@@" to an internal
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link corresponding to the linked text:
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@ -1,7 +1,3 @@
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Copyright 2003 Grandzebu, All Rights Reserved
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http://grandzebu.net/informatique/codbar-en/code128.htm
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GNU GENERAL PUBLIC LICENSE
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Version 2, June 1991
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130
pdfio-dict.c
130
pdfio-dict.c
@ -465,134 +465,10 @@ pdfioDictGetString(pdfio_dict_t *dict, // I - Dictionary
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else if (value && value->type == PDFIO_VALTYPE_BINARY && value->value.binary.datalen < 4096)
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{
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// Convert binary string to regular string...
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char temp[4096], // Temporary string
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*tempptr; // Pointer into temporary string
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unsigned char *dataptr; // Pointer into the data string
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char temp[4096]; // Temporary string
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if (!(value->value.binary.datalen & 1) && !memcmp(value->value.binary.data, "\377\376", 2))
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{
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// Copy UTF-16 BE
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int ch; // Unicode character
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size_t remaining; // Remaining bytes
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for (dataptr = value->value.binary.data + 2, remaining = value->value.binary.datalen - 2, tempptr = temp; remaining > 1 && tempptr < (temp + sizeof(temp) - 5); dataptr += 2, remaining -= 2)
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{
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ch = (dataptr[0] << 8) | dataptr[1];
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if (ch >= 0xd800 && ch <= 0xdbff && remaining > 3)
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{
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// Multi-word UTF-16 char...
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int lch; // Lower bits
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lch = (dataptr[2] << 8) | dataptr[3];
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if (lch < 0xdc00 || lch >= 0xdfff)
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break;
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ch = (((ch & 0x3ff) << 10) | (lch & 0x3ff)) + 0x10000;
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dataptr += 2;
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remaining -= 2;
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}
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else if (ch >= 0xfffe)
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{
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continue;
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}
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if (ch < 128)
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{
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// ASCII
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*tempptr++ = (char)ch;
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}
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else if (ch < 4096)
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{
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// 2-byte UTF-8
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*tempptr++ = (char)(0xc0 | (ch >> 6));
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*tempptr++ = (char)(0x80 | (ch & 0x3f));
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}
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else if (ch < 65536)
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{
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// 3-byte UTF-8
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*tempptr++ = (char)(0xe0 | (ch >> 12));
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*tempptr++ = (char)(0x80 | ((ch >> 6) & 0x3f));
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*tempptr++ = (char)(0x80 | (ch & 0x3f));
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}
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else
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{
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// 4-byte UTF-8
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*tempptr++ = (char)(0xe0 | (ch >> 18));
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*tempptr++ = (char)(0x80 | ((ch >> 12) & 0x3f));
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*tempptr++ = (char)(0x80 | ((ch >> 6) & 0x3f));
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*tempptr++ = (char)(0x80 | (ch & 0x3f));
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}
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}
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*tempptr = '\0';
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}
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else if (!(value->value.binary.datalen & 1) && !memcmp(value->value.binary.data, "\376\377", 2))
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{
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// Copy UTF-16 LE
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int ch; // Unicode character
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size_t remaining; // Remaining bytes
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for (dataptr = value->value.binary.data + 2, remaining = value->value.binary.datalen - 2, tempptr = temp; remaining > 1 && tempptr < (temp + sizeof(temp) - 5); dataptr += 2, remaining -= 2)
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{
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ch = (dataptr[1] << 8) | dataptr[0];
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if (ch >= 0xd800 && ch <= 0xdbff && remaining > 3)
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{
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// Multi-word UTF-16 char...
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int lch; // Lower bits
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lch = (dataptr[3] << 8) | dataptr[2];
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if (lch < 0xdc00 || lch >= 0xdfff)
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break;
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ch = (((ch & 0x3ff) << 10) | (lch & 0x3ff)) + 0x10000;
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dataptr += 2;
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remaining -= 2;
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}
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else if (ch >= 0xfffe)
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{
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continue;
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}
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if (ch < 128)
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{
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// ASCII
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*tempptr++ = (char)ch;
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}
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else if (ch < 4096)
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{
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// 2-byte UTF-8
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*tempptr++ = (char)(0xc0 | (ch >> 6));
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*tempptr++ = (char)(0x80 | (ch & 0x3f));
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}
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else if (ch < 65536)
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{
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// 3-byte UTF-8
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*tempptr++ = (char)(0xe0 | (ch >> 12));
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*tempptr++ = (char)(0x80 | ((ch >> 6) & 0x3f));
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*tempptr++ = (char)(0x80 | (ch & 0x3f));
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}
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else
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{
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// 4-byte UTF-8
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*tempptr++ = (char)(0xe0 | (ch >> 18));
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*tempptr++ = (char)(0x80 | ((ch >> 12) & 0x3f));
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*tempptr++ = (char)(0x80 | ((ch >> 6) & 0x3f));
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*tempptr++ = (char)(0x80 | (ch & 0x3f));
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}
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}
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*tempptr = '\0';
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}
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else
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{
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// Copy as-is...
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memcpy(temp, value->value.binary.data, value->value.binary.datalen);
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temp[value->value.binary.datalen] = '\0';
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}
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memcpy(temp, value->value.binary.data, value->value.binary.datalen);
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temp[value->value.binary.datalen] = '\0';
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free(value->value.binary.data);
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value->type = PDFIO_VALTYPE_STRING;
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4
pdfio.h
4
pdfio.h
@ -1,7 +1,7 @@
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//
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// Public header file for PDFio.
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//
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// Copyright © 2021-2025 by Michael R Sweet.
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// Copyright © 2021-2024 by Michael R Sweet.
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//
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// Licensed under Apache License v2.0. See the file "LICENSE" for more
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// information.
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@ -23,7 +23,7 @@ extern "C" {
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// Version number...
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//
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# define PDFIO_VERSION "1.4.1"
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# define PDFIO_VERSION "1.4.0"
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//
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@ -1,7 +1,3 @@
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https://www.color.org/chardata/rgb/rommrgb.xalter
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Copyright © 2006 Hewlett-Packard
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Terms of use
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This profile is made available by ICC, and may be copied, distributed, embedded, made, used, and sold without restriction. Altered versions of this profile shall have the original identification and copyright information removed and shall not be misrepresented as the original profile.
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