1 files changed, 110 insertions, 0 deletions
diff --git a/support/passwd_common.h b/support/passwd_common.h
new file mode 100644
index 00000000..67b66da1
--- /dev/null
+++ b/support/passwd_common.h
@@ -0,0 +1,110 @@
+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "apr.h"
+#include "apr_lib.h"
+#include "apr_strings.h"
+#include "apr_errno.h"
+#include "apr_file_io.h"
+#include "apr_general.h"
+#include "apr_version.h"
+#if !APR_VERSION_AT_LEAST(2,0,0)
+#include "apu_version.h"
+#endif
+
+#define MAX_STRING_LEN 256
+
+#define ALG_PLAIN 0
+#define ALG_CRYPT 1
+#define ALG_APMD5 2
+#define ALG_APSHA 3
+#define ALG_BCRYPT 4
+
+#define BCRYPT_DEFAULT_COST 5
+
+#define ERR_FILEPERM 1
+#define ERR_SYNTAX 2
+#define ERR_PWMISMATCH 3
+#define ERR_INTERRUPTED 4
+#define ERR_OVERFLOW 5
+#define ERR_BADUSER 6
+#define ERR_INVALID 7
+#define ERR_RANDOM 8
+#define ERR_GENERAL 9
+#define ERR_ALG_NOT_SUPP 10
+
+#define NL APR_EOL_STR
+
+#if defined(WIN32) || defined(NETWARE)
+#define CRYPT_ALGO_SUPPORTED 0
+#define PLAIN_ALGO_SUPPORTED 1
+#else
+#define CRYPT_ALGO_SUPPORTED 1
+#define PLAIN_ALGO_SUPPORTED 0
+#endif
+
+#if APR_VERSION_AT_LEAST(2,0,0) || \
+    (APU_MAJOR_VERSION == 1 && APU_MINOR_VERSION >= 5)
+#define BCRYPT_ALGO_SUPPORTED 1
+#else
+#define BCRYPT_ALGO_SUPPORTED 0
+#endif
+
+/*
+ * Must be initialized with apr_file_open_stderr() before using any of the
+ * below functions.
+ */
+extern apr_file_t *errfile;
+
+struct passwd_ctx {
+    apr_pool_t      *pool;
+    const char      *errstr;
+    char            *out;
+    apr_size_t      out_len;
+    char            *passwd;
+    int             alg;
+    int             cost;
+    enum {
+        PW_PROMPT = 0,
+        PW_ARG,
+        PW_STDIN
+    } passwd_src;
+};
+
+/*
+ * Write a line to the file. On error, print a message and exit
+ */
+void putline(apr_file_t *f, const char *l);
+
+/*
+ * The following functions return zero on success; otherwise, one of
+ * the ERR_* codes is returned and an error message is stored in ctx->errstr.
+ */
+
+/*
+ * Parse the algorithm specific options.
+ */
+int parse_common_options(struct passwd_ctx *ctx, char opt, const char *opt_arg);
+
+/*
+ * Ask for password with verification.
+ */
+int get_password(struct passwd_ctx *ctx);
+
+/*
+ * Make a password record from the given information.
+ */
+int mkhash(struct passwd_ctx *ctx);