1 files changed, 76 insertions, 0 deletions
diff --git a/examples/common.c b/examples/common.c
index e20767a9e..f1ee27e6a 100644
--- a/examples/common.c
+++ b/examples/common.c
@@ -13,6 +13,9 @@
  */
 
 #include <assert.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
 
 #include "common.h"
 
@@ -289,3 +292,76 @@ int resolve_refish(git_annotated_commit **commit, git_repository *repo, const ch
 
 	return err;
 }
+
+static int readline(char **out)
+{
+	int c, error = 0, length = 0, allocated = 0;
+	char *line = NULL;
+
+	errno = 0;
+
+	while ((c = getchar()) != EOF) {
+		if (length == allocated) {
+			allocated += 16;
+
+			if ((line = realloc(line, allocated)) == NULL) {
+				error = -1;
+				goto error;
+			}
+		}
+
+		if (c == '\n')
+			break;
+
+		line[length++] = c;
+	}
+
+	if (errno != 0) {
+		error = -1;
+		goto error;
+	}
+
+	line[length] = '\0';
+	*out = line;
+	line = NULL;
+	error = length;
+error:
+	free(line);
+	return error;
+}
+
+int cred_acquire_cb(git_cred **out,
+		const char *url,
+		const char *username_from_url,
+		unsigned int allowed_types,
+		void *payload)
+{
+	char *username = NULL, *password = NULL;
+	int error;
+
+	UNUSED(url);
+	UNUSED(username_from_url);
+	UNUSED(allowed_types);
+	UNUSED(payload);
+
+	printf("Username: ");
+	if (readline(&username) < 0) {
+		fprintf(stderr, "Unable to read username: %s", strerror(errno));
+		return -1;
+	}
+
+	/* Yup. Right there on your terminal. Careful where you copy/paste output. */
+	printf("Password: ");
+	if (readline(&password) < 0) {
+		fprintf(stderr, "Unable to read password: %s", strerror(errno));
+		free(username);
+		return -1;
+	}
+
+	error = git_cred_userpass_plaintext_new(out, username, password);
+
+	free(username);
+	free(password);
+
+	return error;
+}