- {
- char *translated;
- int len, rsize, transform;
-
- len = strlen(filename);
- rsize = len + 1;
- transform = (strstr(filename, "/") == NULL);
- if(transform)
- {
- /* We will convert this to "%s.so" or "lib%s.so" */
- rsize += 3; /* The length of ".so" */
- if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0)
- rsize += 3; /* The length of "lib" */
- }
- translated = OPENSSL_malloc(rsize);
- if(translated == NULL)
- {
- DSOerr(DSO_F_DLFCN_NAME_CONVERTER,
- DSO_R_NAME_TRANSLATION_FAILED);
- return(NULL);
- }
- if(transform)
- {
- if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0)
- sprintf(translated, "lib%s.so", filename);
- else
- sprintf(translated, "%s.so", filename);
- }
- else
- sprintf(translated, "%s", filename);
- return(translated);
- }
-
-#endif /* DSO_DLFCN */
+{
+ char *translated;
+ int len, rsize, transform;
+
+ len = strlen(filename);
+ rsize = len + 1;
+ transform = (strstr(filename, "/") == NULL);
+ if (transform) {
+ /* We will convert this to "%s.so" or "lib%s.so" etc */
+ rsize += DSO_extlen; /* The length of ".so" */
+ if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0)
+ rsize += 3; /* The length of "lib" */
+ }
+ translated = OPENSSL_malloc(rsize);
+ if (translated == NULL) {
+ DSOerr(DSO_F_DLFCN_NAME_CONVERTER, DSO_R_NAME_TRANSLATION_FAILED);
+ return (NULL);
+ }
+ if (transform) {
+ if ((DSO_flags(dso) & DSO_FLAG_NAME_TRANSLATION_EXT_ONLY) == 0)
+ sprintf(translated, "lib%s" DSO_ext, filename);
+ else
+ sprintf(translated, "%s" DSO_ext, filename);
+ } else
+ sprintf(translated, "%s", filename);
+ return (translated);
+}
+
+# ifdef __sgi
+/*-
+This is a quote from IRIX manual for dladdr(3c):
+
+ <dlfcn.h> does not contain a prototype for dladdr or definition of
+ Dl_info. The #include <dlfcn.h> in the SYNOPSIS line is traditional,
+ but contains no dladdr prototype and no IRIX library contains an
+ implementation. Write your own declaration based on the code below.
+
+ The following code is dependent on internal interfaces that are not
+ part of the IRIX compatibility guarantee; however, there is no future
+ intention to change this interface, so on a practical level, the code
+ below is safe to use on IRIX.
+*/
+# include <rld_interface.h>
+# ifndef _RLD_INTERFACE_DLFCN_H_DLADDR
+# define _RLD_INTERFACE_DLFCN_H_DLADDR
+typedef struct Dl_info {
+ const char *dli_fname;
+ void *dli_fbase;
+ const char *dli_sname;
+ void *dli_saddr;
+ int dli_version;
+ int dli_reserved1;
+ long dli_reserved[4];
+} Dl_info;
+# else
+typedef struct Dl_info Dl_info;
+# endif
+# define _RLD_DLADDR 14
+
+static int dladdr(void *address, Dl_info *dl)
+{
+ void *v;
+ v = _rld_new_interface(_RLD_DLADDR, address, dl);
+ return (int)v;
+}
+# endif /* __sgi */
+
+static int dlfcn_pathbyaddr(void *addr, char *path, int sz)
+{
+# ifdef HAVE_DLINFO
+ Dl_info dli;
+ int len;
+
+ if (addr == NULL) {
+ union {
+ int (*f) (void *, char *, int);
+ void *p;
+ } t = {
+ dlfcn_pathbyaddr
+ };
+ addr = t.p;
+ }
+
+ if (dladdr(addr, &dli)) {
+ len = (int)strlen(dli.dli_fname);
+ if (sz <= 0)
+ return len + 1;
+ if (len >= sz)
+ len = sz - 1;
+ memcpy(path, dli.dli_fname, len);
+ path[len++] = 0;
+ return len;
+ }
+
+ ERR_add_error_data(2, "dlfcn_pathbyaddr(): ", dlerror());
+# endif
+ return -1;
+}
+
+static void *dlfcn_globallookup(const char *name)
+{
+ void *ret = NULL, *handle = dlopen(NULL, RTLD_LAZY);
+
+ if (handle) {
+ ret = dlsym(handle, name);
+ dlclose(handle);
+ }
+
+ return ret;
+}
+#endif /* DSO_DLFCN */