Move PASSWORD constants to stubs

ext/sodium/php_libsodium.h

@@ -34,6 +34,34 @@ extern zend_module_entry sodium_module_entry;
 
 #define SODIUM_CRYPTO_SIGN_KEYPAIRBYTES() crypto_sign_SECRETKEYBYTES + crypto_sign_PUBLICKEYBYTES
 
+#if SODIUM_LIBRARY_VERSION_MAJOR > 9 || (SODIUM_LIBRARY_VERSION_MAJOR == 9 && SODIUM_LIBRARY_VERSION_MINOR >= 6)
+
+/**
+ * MEMLIMIT is normalized to KB even though sodium uses Bytes in order to
+ * present a consistent user-facing API.
+ *
+ * Threads are fixed at 1 by libsodium.
+ *
+ * When updating these values, synchronize ext/standard/php_password.h values.
+ */
+#if defined(PHP_PASSWORD_ARGON2_MEMORY_COST)
+#define PHP_SODIUM_PWHASH_MEMLIMIT PHP_PASSWORD_ARGON2_MEMORY_COST
+#else
+#define PHP_SODIUM_PWHASH_MEMLIMIT (64 << 10)
+#endif
+#if defined(PHP_PASSWORD_ARGON2_TIME_COST)
+#define PHP_SODIUM_PWHASH_OPSLIMIT PHP_PASSWORD_ARGON2_TIME_COST
+#else
+#define PHP_SODIUM_PWHASH_OPSLIMIT 4
+#endif
+#if defined(PHP_SODIUM_PWHASH_THREADS)
+#define PHP_SODIUM_PWHASH_THREADS PHP_SODIUM_PWHASH_THREADS
+#else
+#define PHP_SODIUM_PWHASH_THREADS 1
+#endif
+
+#endif
+
 PHP_MINIT_FUNCTION(sodium);
 PHP_MINIT_FUNCTION(sodium_password_hash);
 PHP_MSHUTDOWN_FUNCTION(sodium);

ext/sodium/sodium_pwhash.c

@@ -19,24 +19,14 @@
 #endif
 
 #include "php.h"
-#include "php_libsodium.h"
 #include "ext/standard/php_password.h"
 
 #include <sodium.h>
 
-#if SODIUM_LIBRARY_VERSION_MAJOR > 9 || (SODIUM_LIBRARY_VERSION_MAJOR == 9 && SODIUM_LIBRARY_VERSION_MINOR >= 6)
+#include "php_libsodium.h"
+#include "sodium_pwhash_arginfo.h"
 
-/**
- * MEMLIMIT is normalized to KB even though sodium uses Bytes in order to
- * present a consistent user-facing API.
- *
- * Threads are fixed at 1 by libsodium.
- *
- * When updating these values, synchronize ext/standard/php_password.h values.
- */
-#define PHP_SODIUM_PWHASH_MEMLIMIT (64 << 10)
-#define PHP_SODIUM_PWHASH_OPSLIMIT 4
-#define PHP_SODIUM_PWHASH_THREADS 1
+#if SODIUM_LIBRARY_VERSION_MAJOR > 9 || (SODIUM_LIBRARY_VERSION_MAJOR == 9 && SODIUM_LIBRARY_VERSION_MINOR >= 6)
 
 static inline int get_options(zend_array *options, size_t *memlimit, size_t *opslimit) {
 	zval *opt;
@@ -180,21 +170,14 @@ PHP_MINIT_FUNCTION(sodium_password_hash) /* {{{ */ {
 	}
 	zend_string_release(argon2i);
 
+	register_sodium_pwhash_symbols(module_number);
+
 	if (FAILURE == php_password_algo_register("argon2i", &sodium_algo_argon2i)) {
 		return FAILURE;
 	}
-	REGISTER_STRING_CONSTANT("PASSWORD_ARGON2I", "argon2i", CONST_PERSISTENT);
-
 	if (FAILURE == php_password_algo_register("argon2id", &sodium_algo_argon2id)) {
 		return FAILURE;
 	}
-	REGISTER_STRING_CONSTANT("PASSWORD_ARGON2ID", "argon2id", CONST_PERSISTENT);
-
-	REGISTER_LONG_CONSTANT("PASSWORD_ARGON2_DEFAULT_MEMORY_COST", PHP_SODIUM_PWHASH_MEMLIMIT, CONST_PERSISTENT);
-	REGISTER_LONG_CONSTANT("PASSWORD_ARGON2_DEFAULT_TIME_COST", PHP_SODIUM_PWHASH_OPSLIMIT, CONST_PERSISTENT);
-	REGISTER_LONG_CONSTANT("PASSWORD_ARGON2_DEFAULT_THREADS", PHP_SODIUM_PWHASH_THREADS, CONST_PERSISTENT);
-
-	REGISTER_STRING_CONSTANT("PASSWORD_ARGON2_PROVIDER", "sodium", CONST_PERSISTENT);
 
 	return SUCCESS;
 }

ext/sodium/sodium_pwhash.stub.php

@@ -0,0 +1,33 @@
+<?php
+
+/** @generate-class-entries */
+
+#if SODIUM_LIBRARY_VERSION_MAJOR > 9 || (SODIUM_LIBRARY_VERSION_MAJOR == 9 && SODIUM_LIBRARY_VERSION_MINOR >= 6)
+/**
+ * @var string
+ */
+const PASSWORD_ARGON2I = "argon2i";
+/**
+ * @var string
+ */
+const PASSWORD_ARGON2ID = "argon2id";
+/**
+ * @var int
+ * @cvalue PHP_SODIUM_PWHASH_MEMLIMIT
+ */
+const PASSWORD_ARGON2_DEFAULT_MEMORY_COST = UNKNOWN;
+/**
+ * @var int
+ * @cvalue PHP_SODIUM_PWHASH_OPSLIMIT
+ */
+const PASSWORD_ARGON2_DEFAULT_TIME_COST = UNKNOWN;
+/**
+ * @var int
+ * @cvalue PHP_SODIUM_PWHASH_THREADS
+ */
+const PASSWORD_ARGON2_DEFAULT_THREADS = UNKNOWN;
+/**
+ * @var string
+ */
+const PASSWORD_ARGON2_PROVIDER = "sodium";
+#endif

ext/standard/password.c

@@ -26,6 +26,7 @@
 #include "zend_interfaces.h"
 #include "info.h"
 #include "ext/random/php_random_csprng.h"
+#include "password_arginfo.h"
 #ifdef HAVE_ARGON2LIB
 #include "argon2.h"
 #endif
@@ -416,32 +417,20 @@ const php_password_algo php_password_algo_argon2id = {
 PHP_MINIT_FUNCTION(password) /* {{{ */
 {
 	zend_hash_init(&php_password_algos, 4, NULL, ZVAL_PTR_DTOR, 1);
-	REGISTER_STRING_CONSTANT("PASSWORD_DEFAULT", "2y", CONST_PERSISTENT);
+
+	register_password_symbols(module_number);
 
 	if (FAILURE == php_password_algo_register("2y", &php_password_algo_bcrypt)) {
 		return FAILURE;
 	}
-	REGISTER_STRING_CONSTANT("PASSWORD_BCRYPT", "2y", CONST_PERSISTENT);
 
 #ifdef HAVE_ARGON2LIB
 	if (FAILURE == php_password_algo_register("argon2i", &php_password_algo_argon2i)) {
 		return FAILURE;
 	}
-	REGISTER_STRING_CONSTANT("PASSWORD_ARGON2I", "argon2i", CONST_PERSISTENT);
-
 	if (FAILURE == php_password_algo_register("argon2id", &php_password_algo_argon2id)) {
 		return FAILURE;
 	}
-	REGISTER_STRING_CONSTANT("PASSWORD_ARGON2ID", "argon2id", CONST_PERSISTENT);
-#endif
-
-	REGISTER_LONG_CONSTANT("PASSWORD_BCRYPT_DEFAULT_COST", PHP_PASSWORD_BCRYPT_COST, CONST_PERSISTENT);
-#ifdef HAVE_ARGON2LIB
-	REGISTER_LONG_CONSTANT("PASSWORD_ARGON2_DEFAULT_MEMORY_COST", PHP_PASSWORD_ARGON2_MEMORY_COST, CONST_PERSISTENT);
-	REGISTER_LONG_CONSTANT("PASSWORD_ARGON2_DEFAULT_TIME_COST", PHP_PASSWORD_ARGON2_TIME_COST, CONST_PERSISTENT);
-	REGISTER_LONG_CONSTANT("PASSWORD_ARGON2_DEFAULT_THREADS", PHP_PASSWORD_ARGON2_THREADS, CONST_PERSISTENT);
-
-	REGISTER_STRING_CONSTANT("PASSWORD_ARGON2_PROVIDER", "standard", CONST_PERSISTENT);
 #endif
 
 	return SUCCESS;

ext/standard/password.stub.php

@@ -0,0 +1,47 @@
+<?php
+
+/** @generate-class-entries */
+
+/**
+ * @var string
+ */
+const PASSWORD_DEFAULT = "2y";
+/**
+ * @var string
+ */
+const PASSWORD_BCRYPT = "2y";
+/**
+ * @var int
+ * @cvalue PHP_PASSWORD_BCRYPT_COST
+ */
+const PASSWORD_BCRYPT_DEFAULT_COST = UNKNOWN;
+
+#ifdef HAVE_ARGON2LIB
+/**
+ * @var string
+ */
+const PASSWORD_ARGON2I = "argon2i";
+/**
+ * @var string
+ */
+const PASSWORD_ARGON2ID = "argon2id";
+/**
+ * @var string
+ */
+const PASSWORD_ARGON2_PROVIDER = "standard";
+/**
+ * @var int
+ * @cvalue PHP_PASSWORD_ARGON2_MEMORY_COST
+ */
+const PASSWORD_ARGON2_DEFAULT_MEMORY_COST = UNKNOWN;
+/**
+ * @var int
+ * @cvalue PHP_PASSWORD_ARGON2_TIME_COST
+ */
+const PASSWORD_ARGON2_DEFAULT_TIME_COST = UNKNOWN;
+/**
+ * @var int
+ * @cvalue PHP_PASSWORD_ARGON2_THREADS
+ */
+const PASSWORD_ARGON2_DEFAULT_THREADS = UNKNOWN;
+#endif

ext/standard/php_password.h

@@ -29,10 +29,22 @@ PHP_MSHUTDOWN_FUNCTION(password);
  * When updating these values, synchronize ext/sodium/sodium_pwhash.c values.
  * Note that libargon expresses memlimit in KB, while libsoidum uses bytes.
  */
+#if defined(PHP_SODIUM_PWHASH_MEMLIMIT)
+#define PHP_PASSWORD_ARGON2_MEMORY_COST PHP_SODIUM_PWHASH_MEMLIMIT
+#else
 #define PHP_PASSWORD_ARGON2_MEMORY_COST (64 << 10)
+#endif
+#if defined(PHP_SODIUM_PWHASH_OPSLIMIT)
+#define PHP_PASSWORD_ARGON2_TIME_COST PHP_SODIUM_PWHASH_OPSLIMIT
+#else
 #define PHP_PASSWORD_ARGON2_TIME_COST 4
+#endif
+#if defined(PHP_SODIUM_PWHASH_THREADS)
+#define PHP_PASSWORD_ARGON2_THREADS PHP_SODIUM_PWHASH_THREADS
+#else
 #define PHP_PASSWORD_ARGON2_THREADS 1
 #endif
+#endif
 
 typedef struct _php_password_algo {
 	const char *name;