diff options
Diffstat (limited to 'runtime/lmcry_gcry.c')
-rw-r--r-- | runtime/lmcry_gcry.c | 86 |
1 files changed, 69 insertions, 17 deletions
diff --git a/runtime/lmcry_gcry.c b/runtime/lmcry_gcry.c index 0a9b94b..9a0c007 100644 --- a/runtime/lmcry_gcry.c +++ b/runtime/lmcry_gcry.c @@ -43,17 +43,30 @@ DEFobjCurrIf(errmsg) DEFobjCurrIf(glbl) /* tables for interfacing with the v6 config system */ -static struct cnfparamdescr cnfpdescr[] = { +static struct cnfparamdescr cnfpdescrRegular[] = { { "cry.key", eCmdHdlrGetWord, 0 }, { "cry.keyfile", eCmdHdlrGetWord, 0 }, { "cry.keyprogram", eCmdHdlrGetWord, 0 }, { "cry.mode", eCmdHdlrGetWord, 0 }, /* CBC, ECB, etc */ { "cry.algo", eCmdHdlrGetWord, 0 } }; -static struct cnfparamblk pblk = +static struct cnfparamblk pblkRegular = { CNFPARAMBLK_VERSION, - sizeof(cnfpdescr)/sizeof(struct cnfparamdescr), - cnfpdescr + sizeof(cnfpdescrRegular)/sizeof(struct cnfparamdescr), + cnfpdescrRegular + }; + +static struct cnfparamdescr cnfpdescrQueue[] = { + { "queue.cry.key", eCmdHdlrGetWord, 0 }, + { "queue.cry.keyfile", eCmdHdlrGetWord, 0 }, + { "queue.cry.keyprogram", eCmdHdlrGetWord, 0 }, + { "queue.cry.mode", eCmdHdlrGetWord, 0 }, /* CBC, ECB, etc */ + { "queue.cry.algo", eCmdHdlrGetWord, 0 } +}; +static struct cnfparamblk pblkQueue = + { CNFPARAMBLK_VERSION, + sizeof(cnfpdescrQueue)/sizeof(struct cnfparamdescr), + cnfpdescrQueue }; @@ -85,7 +98,7 @@ ENDobjDestruct(lmcry_gcry) * Defaults are expected to have been set during construction. */ static rsRetVal -SetCnfParam(void *pT, struct nvlst *lst) +SetCnfParam(void *pT, struct nvlst *lst, int paramType) { lmcry_gcry_t *pThis = (lmcry_gcry_t*) pT; int i, r; @@ -97,34 +110,41 @@ SetCnfParam(void *pT, struct nvlst *lst) uchar *mode = NULL; int nKeys; /* number of keys (actually methods) specified */ struct cnfparamvals *pvals; + struct cnfparamblk *pblk; DEFiRet; + pblk = (paramType == CRYPROV_PARAMTYPE_REGULAR ) ? &pblkRegular : &pblkQueue; nKeys = 0; - pvals = nvlstGetParams(lst, &pblk, NULL); + pvals = nvlstGetParams(lst, pblk, NULL); if(Debug) { dbgprintf("param blk in lmcry_gcry:\n"); - cnfparamsPrint(&pblk, pvals); + cnfparamsPrint(pblk, pvals); } - for(i = 0 ; i < pblk.nParams ; ++i) { + for(i = 0 ; i < pblk->nParams ; ++i) { if(!pvals[i].bUsed) continue; - if(!strcmp(pblk.descr[i].name, "cry.key")) { + if(!strcmp(pblk->descr[i].name, "cry.key") || + !strcmp(pblk->descr[i].name, "queue.cry.key")) { key = (uchar*) es_str2cstr(pvals[i].val.d.estr, NULL); ++nKeys; - } else if(!strcmp(pblk.descr[i].name, "cry.keyfile")) { + } else if(!strcmp(pblk->descr[i].name, "cry.keyfile") || + !strcmp(pblk->descr[i].name, "queue.cry.keyfile")) { keyfile = (uchar*)es_str2cstr(pvals[i].val.d.estr, NULL); ++nKeys; - } else if(!strcmp(pblk.descr[i].name, "cry.keyprogram")) { + } else if(!strcmp(pblk->descr[i].name, "cry.keyprogram") || + !strcmp(pblk->descr[i].name, "queue.cry.keyprogram")) { keyprogram = (uchar*)es_str2cstr(pvals[i].val.d.estr, NULL); ++nKeys; - } else if(!strcmp(pblk.descr[i].name, "cry.mode")) { + } else if(!strcmp(pblk->descr[i].name, "cry.mode") || + !strcmp(pblk->descr[i].name, "queue.cry.mode")) { mode = (uchar*)es_str2cstr(pvals[i].val.d.estr, NULL); - } else if(!strcmp(pblk.descr[i].name, "cry.algo")) { + } else if(!strcmp(pblk->descr[i].name, "cry.algo") || + !strcmp(pblk->descr[i].name, "queue.cry.algo")) { algo = (uchar*)es_str2cstr(pvals[i].val.d.estr, NULL); } else { DBGPRINTF("lmcry_gcry: program error, non-handled " - "param '%s'\n", pblk.descr[i].name); + "param '%s'\n", pblk->descr[i].name); } } if(algo != NULL) { @@ -177,7 +197,7 @@ SetCnfParam(void *pT, struct nvlst *lst) ABORT_FINALIZE(RS_RET_INVALID_PARAMS); } - cnfparamvalsDestruct(pvals, &pblk); + cnfparamvalsDestruct(pvals, pblk); if(key != NULL) { memset(key, 0, strlen((char*)key)); free(key); @@ -189,15 +209,33 @@ finalize_it: RETiRet; } +static void +SetDeleteOnClose(void *pF, int val) +{ + gcryfileSetDeleteOnClose(pF, val); +} + +static rsRetVal +GetBytesLeftInBlock(void *pF, ssize_t *left) +{ + return gcryfileGetBytesLeftInBlock((gcryfile) pF, left); +} static rsRetVal -OnFileOpen(void *pT, uchar *fn, void *pGF) +DeleteStateFiles(uchar *logfn) +{ + return gcryfileDeleteState(logfn); +} + +static rsRetVal +OnFileOpen(void *pT, uchar *fn, void *pGF, char openMode) { lmcry_gcry_t *pThis = (lmcry_gcry_t*) pT; gcryfile *pgf = (gcryfile*) pGF; DEFiRet; + DBGPRINTF("lmcry_gcry: open file '%s', mode '%c'\n", fn, openMode); - CHKiRet(rsgcryInitCrypt(pThis->ctx, pgf, fn)); + CHKiRet(rsgcryInitCrypt(pThis->ctx, pgf, fn, openMode)); finalize_it: /* TODO: enable this error message (need to cleanup loop first ;)) errmsg.LogError(0, iRet, "Encryption Provider" @@ -207,6 +245,16 @@ finalize_it: } static rsRetVal +Decrypt(void *pF, uchar *rec, size_t *lenRec) +{ + DEFiRet; + iRet = rsgcryDecrypt(pF, rec, lenRec); + + RETiRet; +} + + +static rsRetVal Encrypt(void *pF, uchar *rec, size_t *lenRec) { DEFiRet; @@ -231,10 +279,14 @@ CODESTARTobjQueryInterface(lmcry_gcry) } pIf->Construct = (rsRetVal(*)(void*)) lmcry_gcryConstruct; pIf->SetCnfParam = SetCnfParam; + pIf->SetDeleteOnClose = SetDeleteOnClose; pIf->Destruct = (rsRetVal(*)(void*)) lmcry_gcryDestruct; pIf->OnFileOpen = OnFileOpen; pIf->Encrypt = Encrypt; + pIf->Decrypt = Decrypt; pIf->OnFileClose = OnFileClose; + pIf->DeleteStateFiles = DeleteStateFiles; + pIf->GetBytesLeftInBlock = GetBytesLeftInBlock; finalize_it: ENDobjQueryInterface(lmcry_gcry) |