From 26367bfc399cb3862f94ddca8fce87f98f26d67e Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Mon, 6 May 2024 03:38:36 +0200
Subject: Adding upstream version 1.3.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 libpamc/libpamc.h | 63 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 libpamc/libpamc.h

(limited to 'libpamc/libpamc.h')

diff --git a/libpamc/libpamc.h b/libpamc/libpamc.h
new file mode 100644
index 0000000..93c833c
--- /dev/null
+++ b/libpamc/libpamc.h
@@ -0,0 +1,63 @@
+/*
+ * $Id$
+ *
+ * Copyright (c) Andrew G. Morgan <morgan@ftp.kernel.org>
+ *
+ */
+
+#ifndef LIBPAMC_H
+#define LIBPAMC_H
+
+#include <security/pam_client.h>
+#include <security/_pam_macros.h>
+
+#include <sys/stat.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <dirent.h>
+#include <sys/wait.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <ctype.h>
+
+#define _PAMC_DEFAULT_TOP_FD  10
+
+struct pamc_handle_s {
+    struct pamc_agent_s *current;
+    struct pamc_agent_s *chain;
+    struct pamc_blocked_s *blocked_agents;
+    int max_path;
+    char **agent_paths;
+    int combined_status;
+    int highest_fd_to_close;
+};
+
+typedef struct pamc_blocked_s {
+    char *id;                       /* <NUL> terminated */
+    struct pamc_blocked_s *next;
+} pamc_blocked_t;
+
+typedef struct pamc_agent_s {
+    char *id;
+    int id_length;
+    struct pamc_agent_s *next;
+    int writer;   /* write to agent */
+    int reader;   /* read from agent */
+    pid_t pid;    /* agent process id */
+} pamc_agent_t;
+
+/* used to build a tree of unique, sorted agent ids */
+
+typedef struct pamc_id_node {
+    struct pamc_id_node *left, *right;
+    int child_count;
+    char *agent_id;
+} pamc_id_node_t;
+
+/* internal function */
+int __pamc_valid_agent_id(int id_length, const char *id);
+
+#define PAMC_SYSTEM_AGENT_PATH        "/lib/pamc:/usr/lib/pamc"
+#define PAMC_SYSTEM_AGENT_SEPARATOR   ':'
+
+#endif /* LIBPAMC_H */
-- 
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