53 lines
1.4 KiB
C
53 lines
1.4 KiB
C
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/* FT NOKBLF:
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* this source is to be linked with the program using the telnet server, it looks for
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* the telnet server dynamic library, possibly loads it and calls the telnet server
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* init functions
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*/
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#define _GNU_SOURCE
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <string.h>
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#include <sys/ioctl.h>
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#include <dlfcn.h>
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#include "openair1/PHY/defs.h"
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#define LOAD_MODULE_SHLIB_MAIN
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#include "load_module_shlib.h"
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int load_module_shlib(char *modname)
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{
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void *lib_handle;
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initfunc_t fpi;
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char *tmpstr;
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int ret=0;
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tmpstr = malloc(strlen(modname)+16);
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if (tmpstr == NULL) {
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fprintf(stderr,"[LOADER] %s %d malloc error loading module %s, %s\n",__FILE__, __LINE__, modname, strerror(errno));
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return -1;
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}
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sprintf(tmpstr,"lib%s.so",modname);
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lib_handle = dlopen(tmpstr, RTLD_LAZY|RTLD_NODELETE|RTLD_GLOBAL);
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if (!lib_handle) {
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printf("[LOADER] library %s is not loaded: %s\n", tmpstr,dlerror());
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ret = -1;
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} else {
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sprintf(tmpstr,"init_%s",modname);
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fpi = dlsym(lib_handle,tmpstr);
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if (fpi != NULL )
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{
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fpi();
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}
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else
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{
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fprintf(stderr,"[LOADER] %s %d %s function not found %s\n",__FILE__, __LINE__, dlerror(),tmpstr);
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ret = -1;
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}
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}
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if (tmpstr != NULL) free(tmpstr);
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if (lib_handle != NULL) dlclose(lib_handle);
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return ret;
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}
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