nss/nss-decouple-softokn.patch
Kai Engert d5b7e00105 - Better approach to ship freebl/softokn based on 3.11.5
- Remove link time dependency on softokn
2007-06-19 00:01:44 +00:00

318 lines
9.7 KiB
Diff

? mozilla/security/nss/cmd/crmf-cgi/~Makefile
? mozilla/security/nss/lib/ckfw/builtins/qa.der
Index: mozilla/security/nss/lib/nss/config.mk
===================================================================
RCS file: /cvsroot/mozilla/security/nss/lib/nss/config.mk,v
retrieving revision 1.26.2.1
diff -u -p -r1.26.2.1 config.mk
--- mozilla/security/nss/lib/nss/config.mk 17 Nov 2006 01:33:15 -0000 1.26.2.1
+++ mozilla/security/nss/lib/nss/config.mk 12 Jun 2007 01:29:35 -0000
@@ -53,7 +53,6 @@ RESNAME = $(LIBRARY_NAME).rc
ifdef NS_USE_GCC
EXTRA_SHARED_LIBS += \
-L$(DIST)/lib \
- -lsoftokn3 \
-L$(NSPR_LIB_DIR) \
-lplc4 \
-lplds4 \
@@ -61,7 +60,6 @@ EXTRA_SHARED_LIBS += \
$(NULL)
else # ! NS_USE_GCC
EXTRA_SHARED_LIBS += \
- $(DIST)/lib/softokn3.lib \
$(NSPR_LIB_DIR)/$(NSPR31_LIB_PREFIX)plc4.lib \
$(NSPR_LIB_DIR)/$(NSPR31_LIB_PREFIX)plds4.lib \
$(NSPR_LIB_DIR)/$(NSPR31_LIB_PREFIX)nspr4.lib \
@@ -74,7 +72,6 @@ else
# $(EXTRA_SHARED_LIBS) come before $(OS_LIBS), except on AIX.
EXTRA_SHARED_LIBS += \
-L$(DIST)/lib \
- -lsoftokn3 \
-L$(NSPR_LIB_DIR) \
-lplc4 \
-lplds4 \
Index: mozilla/security/nss/lib/pk11wrap/manifest.mn
===================================================================
RCS file: /cvsroot/mozilla/security/nss/lib/pk11wrap/manifest.mn,v
retrieving revision 1.16.2.1
diff -u -p -r1.16.2.1 manifest.mn
--- mozilla/security/nss/lib/pk11wrap/manifest.mn 2 Jun 2007 02:23:37 -0000 1.16.2.1
+++ mozilla/security/nss/lib/pk11wrap/manifest.mn 12 Jun 2007 01:29:35 -0000
@@ -82,6 +82,13 @@ REQUIRES = dbm
LIBRARY_NAME = pk11wrap
+LIBRARY_VERSION = 3
+SOFTOKEN_LIBRARY_VERSION = 3
+
+DEFINES += -DSHLIB_SUFFIX=\"$(DLL_SUFFIX)\" -DSHLIB_PREFIX=\"$(DLL_PREFIX)\" \
+ -DSHLIB_VERSION=\"$(LIBRARY_VERSION)\" \
+ -DSOFTOKEN_SHLIB_VERSION=\"$(SOFTOKEN_LIBRARY_VERSION)\"
+
# only add module debugging in opt builds if DEBUG_PKCS11 is set
ifdef DEBUG_PKCS11
DEFINES += -DDEBUG_MODULE -DFORCE_PR_LOG
Index: mozilla/security/nss/lib/pk11wrap/pk11load.c
===================================================================
RCS file: /cvsroot/mozilla/security/nss/lib/pk11wrap/pk11load.c,v
retrieving revision 1.17
diff -u -p -r1.17 pk11load.c
--- mozilla/security/nss/lib/pk11wrap/pk11load.c 20 Sep 2005 20:56:07 -0000 1.17
+++ mozilla/security/nss/lib/pk11wrap/pk11load.c 12 Jun 2007 01:29:35 -0000
@@ -47,10 +47,6 @@
#include "nssilock.h"
#include "secerr.h"
-extern void FC_GetFunctionList(void);
-extern void NSC_GetFunctionList(void);
-extern void NSC_ModuleDBFunc(void);
-
#ifdef DEBUG
#define DEBUG_MODULE 1
#endif
@@ -221,6 +217,196 @@ SECMOD_SetRootCerts(PK11SlotInfo *slot,
}
}
+static const char* nss_name =
+ SHLIB_PREFIX"nss"SHLIB_VERSION"."SHLIB_SUFFIX;
+static const char* softoken_default_name =
+ SHLIB_PREFIX"softokn"SOFTOKEN_SHLIB_VERSION"."SHLIB_SUFFIX;
+static PRCallOnceType loadSoftokenOnce;
+static PRLibrary* softokenLib;
+
+#ifdef XP_UNIX
+#include <unistd.h>
+#define BL_MAXSYMLINKS 20
+
+/* ### Copied from freebl/loader.c and freebl changed to softoken. */
+/*
+ * If 'link' is a symbolic link, this function follows the symbolic links
+ * and returns the pathname of the ultimate source of the symbolic links.
+ * If 'link' is not a symbolic link, this function returns NULL.
+ * The caller should call PR_Free to free the string returned by this
+ * function.
+ */
+static char* st_GetOriginalPathname(const char* link)
+{
+ char* resolved = NULL;
+ char* input = NULL;
+ PRUint32 iterations = 0;
+ PRInt32 len = 0, retlen = 0;
+ if (!link) {
+ PR_SetError(PR_INVALID_ARGUMENT_ERROR, 0);
+ return NULL;
+ }
+ len = PR_MAX(1024, strlen(link) + 1);
+ resolved = PR_Malloc(len);
+ input = PR_Malloc(len);
+ if (!resolved || !input) {
+ if (resolved) {
+ PR_Free(resolved);
+ }
+ if (input) {
+ PR_Free(input);
+ }
+ return NULL;
+ }
+ strcpy(input, link);
+ while ( (iterations++ < BL_MAXSYMLINKS) &&
+ ( (retlen = readlink(input, resolved, len - 1)) > 0) ) {
+ char* tmp = input;
+ resolved[retlen] = '\0'; /* NULL termination */
+ input = resolved;
+ resolved = tmp;
+ }
+ PR_Free(resolved);
+ if (iterations == 1 && retlen < 0) {
+ PR_Free(input);
+ input = NULL;
+ }
+ return input;
+}
+#endif /* XP_UNIX */
+
+/*
+ * We use PR_GetLibraryFilePathname to get the pathname of the loaded
+ * shared lib that contains this function, and then do a PR_LoadLibrary
+ * with an absolute pathname for the softoken shared library.
+ */
+
+#include "prio.h"
+#include "prprf.h"
+#include <stdio.h>
+#include "prsystem.h"
+
+/* ### Copied from freebl/loader.c and freebl changed to softoken,
+ * and softoken changed to nss.
+ */
+/*
+ * Load the softoken library with the file name 'name' residing in the same
+ * directory as libnss, whose pathname is 'nssPath'.
+ */
+static PRLibrary *
+st_LoadSoftokenLibInNssDir(const char *nssPath, const char *name)
+{
+ PRLibrary *dlh = NULL;
+ char *fullName = NULL;
+ char* c;
+ PRLibSpec libSpec;
+
+ /* Remove "libnss" from the pathname and add the softoken libname */
+ c = strrchr(nssPath, PR_GetDirectorySeparator());
+ if (c) {
+ size_t nssPathSize = 1 + c - nssPath;
+ fullName = (char*) PORT_Alloc(strlen(name) + nssPathSize + 1);
+ if (fullName) {
+ memcpy(fullName, nssPath, nssPathSize);
+ strcpy(fullName + nssPathSize, name);
+#ifdef DEBUG_LOADER
+ PR_fprintf(PR_STDOUT, "\nAttempting to load fully-qualified %s\n",
+ fullName);
+#endif
+ libSpec.type = PR_LibSpec_Pathname;
+ libSpec.value.pathname = fullName;
+ dlh = PR_LoadLibraryWithFlags(libSpec, PR_LD_NOW | PR_LD_LOCAL);
+ PORT_Free(fullName);
+ }
+ }
+ return dlh;
+}
+
+/* ### Copied from freebl/loader.c and freebl changed to softoken,
+ * and softoken changed to nss.
+ */
+static PRLibrary *
+st_LoadLibrary(const char *name)
+{
+ PRLibrary *lib = NULL;
+ PRFuncPtr fn_addr;
+ char* nssPath = NULL;
+ PRLibSpec libSpec;
+
+ /* Get the pathname for the loaded libnss, i.e. /usr/lib/libnss3.so
+ * PR_GetLibraryFilePathname works with either the base library name or a
+ * function pointer, depending on the platform. We can't query an exported
+ * symbol such as NSC_GetFunctionList, because on some platforms we can't
+ * find symbols in loaded implicit dependencies such as libnss.
+ * But we can just get the address of this function !
+ */
+ fn_addr = (PRFuncPtr) &st_LoadLibrary;
+ nssPath = PR_GetLibraryFilePathname(nss_name, fn_addr);
+
+ if (nssPath) {
+ lib = st_LoadSoftokenLibInNssDir(nssPath, name);
+#ifdef XP_UNIX
+ if (!lib) {
+ /*
+ * If nssPath is a symbolic link, resolve the symbolic
+ * link and try again.
+ */
+ char* originalNssPath = st_GetOriginalPathname(nssPath);
+ if (originalNssPath) {
+ PR_Free(nssPath);
+ nssPath = originalNssPath;
+ lib = st_LoadSoftokenLibInNssDir(nssPath, name);
+ }
+ }
+#endif
+ PR_Free(nssPath);
+ }
+ if (!lib) {
+#ifdef DEBUG_LOADER
+ PR_fprintf(PR_STDOUT, "\nAttempting to load %s\n", name);
+#endif
+ libSpec.type = PR_LibSpec_Pathname;
+ libSpec.value.pathname = name;
+ lib = PR_LoadLibraryWithFlags(libSpec, PR_LD_NOW | PR_LD_LOCAL);
+ }
+ if (NULL == lib) {
+#ifdef DEBUG_LOADER
+ PR_fprintf(PR_STDOUT, "\nLoading failed : %s.\n", name);
+#endif
+ }
+ return lib;
+}
+
+/* This function must be run only once. */
+/* determine if hybrid platform, then actually load the DSO. */
+static PRStatus
+softoken_LoadDSO( void )
+{
+ PRLibrary * handle;
+ const char * name = softoken_default_name;
+
+ if (!name) {
+ PR_SetError(PR_LOAD_LIBRARY_ERROR, 0);
+ return PR_FAILURE;
+ }
+
+ handle = st_LoadLibrary(name);
+ if (handle) {
+ softokenLib = handle;
+ return PR_SUCCESS;
+ }
+ return PR_FAILURE;
+}
+
+static PRStatus
+softoken_RunLoaderOnce( void )
+{
+ PRStatus status;
+
+ status = PR_CallOnce(&loadSoftokenOnce, &softoken_LoadDSO);
+ return status;
+}
+
/*
* load a new module into our address space and initialize it.
*/
@@ -238,6 +424,11 @@ SECMOD_LoadPKCS11Module(SECMODModule *mo
/* intenal modules get loaded from their internal list */
if (mod->internal) {
+#if 0
+ /*
+ * Original NSS code that uses a softoken library
+ * linked in statically. Deactivated.
+ */
/* internal, statically get the C_GetFunctionList function */
if (mod->isFIPS) {
entry = (CK_C_GetFunctionList) FC_GetFunctionList;
@@ -251,6 +442,35 @@ SECMOD_LoadPKCS11Module(SECMODModule *mo
mod->loaded = PR_TRUE;
return SECSuccess;
}
+#else
+ /*
+ * Workaround code that loads softoken as a dynamic library,
+ * even though the rest of NSS assumes this as the "internal" module.
+ */
+ if (!softokenLib && PR_SUCCESS != softoken_RunLoaderOnce())
+ return SECFailure;
+
+ if (mod->isFIPS) {
+ entry = (CK_C_GetFunctionList)
+ PR_FindSymbol(softokenLib, "FC_GetFunctionList");
+ } else {
+ entry = (CK_C_GetFunctionList)
+ PR_FindSymbol(softokenLib, "NSC_GetFunctionList");
+ }
+
+ if (!entry)
+ return SECFailure;
+
+ if (mod->isModuleDB) {
+ mod->moduleDBFunc = (CK_C_GetFunctionList)
+ PR_FindSymbol(softokenLib, "NSC_ModuleDBFunc");
+ }
+
+ if (mod->moduleDBOnly) {
+ mod->loaded = PR_TRUE;
+ return SECSuccess;
+ }
+#endif
} else {
/* Not internal, load the DLL and look up C_GetFunctionList */
if (mod->dllName == NULL) {