1 /* Copyright © 2013, Intel Corporation
3 * Permission is hereby granted, free of charge, to any person obtaining a copy
4 * of this software and associated documentation files (the "Software"), to deal
5 * in the Software without restriction, including without limitation the rights
6 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
7 * copies of the Software, and to permit persons to whom the Software is
8 * furnished to do so, subject to the following conditions:
10 * The above copyright notice and this permission notice shall be included in
11 * all copies or substantial portions of the Software.
13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
18 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
28 /* Call the *real* dlopen. We have our own wrapper for dlopen that, of
29 * necessity must use claim the symbol 'dlopen'. So whenever anything
30 * internal needs to call the real, underlying dlopen function, the
31 * thing to call is dlwrap_real_dlopen.
34 dlwrap_real_dlopen (const char *filename, int flag);
36 /* Perform a dlopen on the libfips library itself.
38 * Many places in fips need to lookup symbols within the libfips
39 * library itself, (and not in any other library). This function
40 * provides a reliable way to get a handle for performing such
43 * The returned handle can be passed to dlwrap_real_dlsym for the
46 dlwrap_dlopen_libfips (void);
48 /* Call the *real* dlsym. We have our own wrapper for dlsym that, of
49 * necessity must use claim the symbol 'dlsym'. So whenever anything
50 * internal needs to call the real, underlying dlysm function, the
51 * thing to call is dlwrap_real_dlsym.
54 dlwrap_real_dlsym (void *handle, const char *symbol);