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authorLars Hjemli <hjemli@gmail.com>2009-01-31 16:45:48 (UTC)
committer Lars Hjemli <hjemli@gmail.com>2009-01-31 16:45:48 (UTC)
commitae1d4d75b2a2eb3534ff4b3685cc5c0b80007ef7 (patch) (side-by-side diff)
tree89b745555c6c47b63868bc6aa15d5e5d5d294b34
parentc495cf02bac16e459f7c9e1740798646f12c00c5 (diff)
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ui-tree: show hexdump of binary blobs
This teaches ui-tree to detect binary blobs and display them similar to `hexdump -C` (only wider). Signed-off-by: Lars Hjemli <hjemli@gmail.com>
Diffstat (more/less context) (ignore whitespace changes)
-rw-r--r--cgit.css19
-rw-r--r--ui-tree.c71
2 files changed, 67 insertions, 23 deletions
diff --git a/cgit.css b/cgit.css
index 957d5aa..adfc8ae 100644
--- a/cgit.css
+++ b/cgit.css
@@ -254,24 +254,43 @@ table.blob pre {
}
table.blob a.no {
color: gray;
text-align: right;
text-decoration: none;
}
table.blob a.no a:hover {
color: black;
}
+table.bin-blob {
+ margin-top: 0.5em;
+ border: solid 1px black;
+}
+
+table.bin-blob th {
+ font-family: monospace;
+ white-space: pre;
+ border: solid 1px #777;
+ padding: 0.5em 1em;
+}
+
+table.bin-blob td {
+ font-family: monospace;
+ white-space: pre;
+ border-left: solid 1px #777;
+ padding: 0em 1em;
+}
+
table.nowrap td {
white-space: nowrap;
}
table.commit-info {
border-collapse: collapse;
margin-top: 1.5em;
}
table.commit-info th {
text-align: left;
font-weight: normal;
diff --git a/ui-tree.c b/ui-tree.c
index c26ba4c..a37a4e5 100644
--- a/ui-tree.c
+++ b/ui-tree.c
@@ -1,75 +1,100 @@
/* ui-tree.c: functions for tree output
*
* Copyright (C) 2006 Lars Hjemli
*
* Licensed under GNU General Public License v2
* (see COPYING for full license text)
*/
+#include <ctype.h>
#include "cgit.h"
#include "html.h"
#include "ui-shared.h"
char *curr_rev;
char *match_path;
int header = 0;
+static void print_text_buffer(char *buf, unsigned long size)
+{
+ unsigned long lineno, idx;
+ const char *numberfmt =
+ "<a class='no' id='n%1$d' name='n%1$d' href='#n%1$d'>%1$d</a>\n";
+
+ html("<table summary='blob content' class='blob'>\n");
+ html("<tr><td class='linenumbers'><pre>");
+ idx = 0;
+ lineno = 0;
+ htmlf(numberfmt, ++lineno);
+ while(idx < size - 1) { // skip absolute last newline
+ if (buf[idx] == '\n')
+ htmlf(numberfmt, ++lineno);
+ idx++;
+ }
+ html("</pre></td>\n");
+ html("<td class='lines'><pre><code>");
+ html_txt(buf);
+ html("</code></pre></td></tr></table>\n");
+}
+
+static void print_binary_buffer(char *buf, unsigned long size)
+{
+ unsigned long ofs, idx;
+
+ html("<table summary='blob content' class='bin-blob'>\n");
+ html("<tr><th>ofs</th><th>hex dump</th><th>ascii</th></tr>");
+ for (ofs = 0; ofs < size; ofs += 32, buf += 32) {
+ htmlf("<tr><td class='right'>%04x</td><td class='hex'>", ofs);
+ for (idx = 0; idx < 32 && ofs + idx < size; idx++)
+ htmlf("%*s%02x",
+ idx == 16 ? 4 : 1, "",
+ buf[idx] & 0xff);
+ html(" </td><td class='hex'>");
+ for (idx = 0; idx < 32 && ofs + idx < size; idx++)
+ htmlf("%c", isgraph(buf[idx]) ? buf[idx] : '.');
+ html("</td></tr>\n");
+ }
+ html("</table>\n");
+}
+
static void print_object(const unsigned char *sha1, char *path)
{
enum object_type type;
char *buf;
- unsigned long size, lineno, idx;
- const char *numberfmt = "<a class='no' id='n%1$d' name='n%1$d' href='#n%1$d'>%1$d</a>\n";
+ unsigned long size;
type = sha1_object_info(sha1, &size);
if (type == OBJ_BAD) {
cgit_print_error(fmt("Bad object name: %s",
sha1_to_hex(sha1)));
return;
}
buf = read_sha1_file(sha1, &type, &size);
if (!buf) {
cgit_print_error(fmt("Error reading object %s",
sha1_to_hex(sha1)));
return;
}
html(" (");
cgit_plain_link("plain", NULL, NULL, ctx.qry.head,
curr_rev, path);
htmlf(")<br/>blob: %s\n", sha1_to_hex(sha1));
- html("<table summary='blob content' class='blob'>\n");
- html("<tr>\n");
-
- html("<td class='linenumbers'><pre>");
- idx = 0;
- lineno = 0;
- htmlf(numberfmt, ++lineno);
- while(idx < size - 1) { // skip absolute last newline
- if (buf[idx] == '\n') {
- htmlf(numberfmt, ++lineno);
- }
- idx++;
- }
- html("</pre></td>\n");
-
- html("<td class='lines'><pre><code>");
- html_txt(buf);
- html("</code></pre></td>\n");
-
- html("</tr>\n");
- html("</table>\n");
+ if (buffer_is_binary(buf, size))
+ print_binary_buffer(buf, size);
+ else
+ print_text_buffer(buf, size);
}
static int ls_item(const unsigned char *sha1, const char *base, int baselen,
const char *pathname, unsigned int mode, int stage,
void *cbdata)
{
char *name;
char *fullpath;
enum object_type type;
unsigned long size = 0;