Mercurial > pub > dyncall > dyncall
view test/dynload_plain/dynload_plain.c @ 214:0592eb360af2
tests:
- added dynload_plain test
- added some more output to resolv_self
- cleanups
author | Tassilo Philipp |
---|---|
date | Thu, 06 Apr 2017 02:13:57 +0200 |
parents | |
children | cb56f077fd37 |
line wrap: on
line source
/* Package: dyncall Library: test File: test/dynload_plain/dynload_plain.c Description: License: Copyright (c) 2017 Tassilo Philipp <tphilipp@potion-studios.com> 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. */ #include "../../dynload/dynload.h" #include "../common/platformInit.h" #include <string.h> #include <unistd.h> int main(int argc, char* argv[]) { int r = 0, i; void* p; DLLib* pLib; const char* path = NULL; const char* clibs[] = { // hacky/lazy list of some clib paths per platform "/lib/libc.so", "/lib/libc.so.6", "/lib/libc.so.7", "/lib64/libc.so", "/lib64/libc.so.6", "/lib64/libc.so.7", "/lib32/libc.so", "/lib32/libc.so.6", "/lib32/libc.so.7", "/usr/lib/libc.dylib", "C:\\Windows\\system32\\msvcrt.dll" }; for(i=0; i<(sizeof(clibs)/sizeof(const char*)); ++i) { if(access(clibs[i], F_OK) != -1) path = clibs[i]; } if(path) { printf("using clib to test at: %s\n", path); ++r; // dl*Library tests // -------- pLib = dlLoadLibrary(path); // check if we can load a lib if(pLib) { printf("pLib handle: %p\n", pLib); ++r; p = dlFindSymbol(pLib, "printf"); // check if we can lookup a symbol printf("printf at: %p\n", p); r += (p != NULL); dlFreeLibrary(pLib); } else printf("unable to open library %s\n", path); // dlSyms* tests (intentionally after freeing lib above, as they work standalone) // -------- DLSyms* pSyms = dlSymsInit(path); // check if we can iterate over symbols - init if(pSyms) { int n; const char* name; printf("pSyms handle: %p\n", pSyms); ++r; n = dlSymsCount(pSyms); // check if there are some syms to iterate over printf("num of libc symbols: %d\n", n); r += (n > 0); for(i=0; i<n; ++i) { name = dlSymsName(pSyms, i); if(strcmp(name, "printf") == 0) { // check if we find "printf" also in iterated symbols ++r; break; } } printf("printf symbol found by iteration: %d\n", i<n); name = dlSymsName(pSyms, i); r += (strcmp(name, "printf") == 0); // check if we can lookup "printf" by index printf("printf symbol name by index: %s\n", name); pLib = dlLoadLibrary(path); // check if we can resolve ptr -> name, if(pLib) { // need to lookup by name again, first p = dlFindSymbol(pLib, "printf"); name = dlSymsNameFromValue(pSyms, p); printf("printf symbol name by its own address (%p): %s\n", p, name); r += (strcmp(name, "printf") == 0); dlFreeLibrary(pLib); } dlSymsCleanup(pSyms); } else printf("dlSymsInit failed\n"); } // All worked if we got a score of 6 right ones r = (r == 8); printf("result: dynload_plain: %d\n", r); return !r; }