From 9620f76a210d9d8c1aaff25e99d6dc513f87e6e9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 04:23:56 +0200 Subject: Adding upstream version 1.8.27. Signed-off-by: Daniel Baumann --- include/sudo_dso.h | 55 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) create mode 100644 include/sudo_dso.h (limited to 'include/sudo_dso.h') diff --git a/include/sudo_dso.h b/include/sudo_dso.h new file mode 100644 index 0000000..08fd8a8 --- /dev/null +++ b/include/sudo_dso.h @@ -0,0 +1,55 @@ +/* + * Copyright (c) 2010, 2013, 2014 Todd C. Miller + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#ifndef SUDO_DSO_H +#define SUDO_DSO_H + +/* Values for sudo_dso_load() mode. */ +#define SUDO_DSO_LAZY 0x1 +#define SUDO_DSO_NOW 0x2 +#define SUDO_DSO_GLOBAL 0x4 +#define SUDO_DSO_LOCAL 0x8 + +/* Special handle arguments for sudo_dso_findsym(). */ +#define SUDO_DSO_NEXT ((void *)-1) /* Search subsequent objects. */ +#define SUDO_DSO_DEFAULT ((void *)-2) /* Use default search algorithm. */ +#define SUDO_DSO_SELF ((void *)-3) /* Search the caller itself. */ + +/* Internal structs for static linking of plugins. */ +struct sudo_preload_symbol { + const char *name; + void *addr; +}; +struct sudo_preload_table { + const char *path; + void *handle; + struct sudo_preload_symbol *symbols; +}; + +/* Public functions. */ +__dso_public char *sudo_dso_strerror_v1(void); +__dso_public int sudo_dso_unload_v1(void *handle); +__dso_public void *sudo_dso_findsym_v1(void *handle, const char *symbol); +__dso_public void *sudo_dso_load_v1(const char *path, int mode); +__dso_public void sudo_dso_preload_table_v1(struct sudo_preload_table *table); + +#define sudo_dso_strerror() sudo_dso_strerror_v1() +#define sudo_dso_unload(_a) sudo_dso_unload_v1((_a)) +#define sudo_dso_findsym(_a, _b) sudo_dso_findsym_v1((_a), (_b)) +#define sudo_dso_load(_a, _b) sudo_dso_load_v1((_a), (_b)) +#define sudo_dso_preload_table(_a) sudo_dso_preload_table_v1((_a)) + +#endif /* SUDO_DSO_H */ -- cgit v1.2.3