test/hex-xcode: new test binary

This program is used both as a test-bed/unit-tester for
../util/hex-escape.c, and also as a utility in future tests of dump
and restore.

1 files changed, 109 insertions, 0 deletions

diff --git a/test/hex-xcode.c b/test/hex-xcode.c
new file mode 100644
index 00000000..65d49564
--- /dev/null
+++ b/test/hex-xcode.c
@@ -0,0 +1,109 @@
+/* No, nothing to to with IDE from Apple Inc.
+ * testbed for ../util/hex-escape.c.
+ *
+ * usage:
+ * hex-xcode [--direction=(encode|decode)] [--omit-newline] < file
+ * hex-xcode [--direction=(encode|decode)] [--omit-newline] [--in-place] arg1 arg2 arg3 ...
+ *
+ */
+
+#include "notmuch-client.h"
+#include "hex-escape.h"
+#include <assert.h>
+
+enum direction {
+    ENCODE,
+    DECODE
+};
+
+static int inplace = FALSE;
+
+static int
+xcode (void *ctx, enum direction dir, char *in, char **buf_p, size_t *size_p)
+{
+    hex_status_t status;
+
+    if (dir == ENCODE)
+	status = hex_encode (ctx, in, buf_p, size_p);
+    else
+	if (inplace) {
+	    status = hex_decode_inplace (in);
+	    *buf_p = in;
+	    *size_p = strlen(in);
+	} else {
+	    status = hex_decode (ctx, in, buf_p, size_p);
+	}
+
+    if (status == HEX_SUCCESS)
+	fputs (*buf_p, stdout);
+
+    return status;
+}
+
+int
+main (int argc, char **argv)
+{
+
+    enum direction dir = DECODE;
+    int omit_newline = FALSE;
+
+    notmuch_opt_desc_t options[] = {
+	{ NOTMUCH_OPT_KEYWORD, &dir, "direction", 'd',
+	  (notmuch_keyword_t []){ { "encode", ENCODE },
+				  { "decode", DECODE },
+				  { 0, 0 } } },
+	{ NOTMUCH_OPT_BOOLEAN, &omit_newline, "omit-newline", 'n', 0 },
+	{ NOTMUCH_OPT_BOOLEAN, &inplace, "in-place", 'i', 0 },
+	{ 0, 0, 0, 0, 0 }
+    };
+
+    int opt_index = parse_arguments (argc, argv, options, 1);
+
+    if (opt_index < 0)
+	exit (1);
+
+    void *ctx = talloc_new (NULL);
+
+    char *line = NULL;
+    size_t line_size;
+    ssize_t line_len;
+
+    char *buffer = NULL;
+    size_t buf_size = 0;
+
+    notmuch_bool_t read_stdin = TRUE;
+
+    for (; opt_index < argc; opt_index++) {
+
+	if (xcode (ctx, dir, argv[opt_index],
+		   &buffer, &buf_size) != HEX_SUCCESS)
+	    return 1;
+
+	if (! omit_newline)
+	    putchar ('\n');
+
+	read_stdin = FALSE;
+    }
+
+    if (! read_stdin)
+	return 0;
+
+    while ((line_len = getline (&line, &line_size, stdin)) != -1) {
+
+	chomp_newline (line);
+
+	if (xcode (ctx, dir, line, &buffer, &buf_size) != HEX_SUCCESS)
+	    return 1;
+
+	if (! omit_newline)
+	    putchar ('\n');
+
+    }
+
+    if (line)
+	free (line);
+
+    talloc_free (ctx);
+
+    return 0;
+}