#define _GNU_SOURCE
#include <dlfcn.h>
#include "config.h"
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#define CK_PTR *
#define CK_DEFINE_FUNCTION(returnType, name) returnType name
#define CK_DECLARE_FUNCTION(returnType, name) returnType name
#define CK_DECLARE_FUNCTION_POINTER(returnType, name) returnType (* name)
#define CK_CALLBACK_FUNCTION(returnType, name) returnType (* name)
#ifndef NULL_PTR
# define NULL_PTR 0
#endif
#include "./pkcs11/pkcs11.h"
static void *libcackey_wrap_handle = NULL_PTR;
static void libcackey_wrap_init(void) {
Dl_info libinfo;
int dladdr_ret;
char *library, *libraryDir, *libraryDirLastSlash;
if (libcackey_wrap_handle) {
return;
}
dladdr_ret = dladdr(libcackey_wrap_init, &libinfo);
if (dladdr_ret == 0) {
fprintf(stderr, "Unable to resolve path: %s\n", dlerror());
abort();
return;
}
if (!libinfo.dli_fname) {
fprintf(stderr, "Unable to lookup filename\n");
abort();
return;
}
libraryDir = strdup(libinfo.dli_fname);
libraryDirLastSlash = strrchr(libraryDir, '/');
if (!libraryDirLastSlash) {
fprintf(stderr, "File name returned is not an absolute path: %s\n", libraryDir);
abort();
return;
}
*libraryDirLastSlash = '\0';
asprintf(&library, "%s/libcackey.so", libraryDir);
libcackey_wrap_handle = dlmopen(LM_ID_NEWLM, library, RTLD_LOCAL | RTLD_NOW);
if (!libcackey_wrap_handle) {
fprintf(stderr, "Unable to load \"%s\": %s\n", library, dlerror());
abort();
return;
}
free(library);
return;
}