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vb@0
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#ifndef WIN32 // UNIX
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vb@0
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#define _POSIX_C_SOURCE 200809L
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vb@0
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#else
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vb@0
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#include "platform_windows.h"
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#endif
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vb@0
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <assert.h>
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vb@0
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vb@0
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#define _EXPORT_PEP_ENGINE_DLL
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vb@0
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#include "pEpEngine.h"
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vb@0
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#include "keymanagement.h"
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vb@0
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vb@0
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#ifndef MIN
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#define MIN(A, B) ((B) > (A) ? (A) : (B))
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vb@0
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#endif
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vb@0
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vb@8
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#ifndef EMPTY
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vb@8
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#define EMPTY(STR) ((STR == NULL) || (STR)[0] == 0)
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vb@8
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#endif
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vb@8
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vb@0
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DYNAMIC_API PEP_STATUS update_identity(
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PEP_SESSION session, pEp_identity * identity
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vb@0
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)
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vb@0
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{
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vb@0
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pEp_identity *stored_identity;
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vb@0
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PEP_STATUS status;
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vb@0
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vb@0
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assert(session);
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vb@0
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assert(identity);
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vb@21
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assert(!EMPTY(identity->address));
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vb@0
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vb@0
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status = get_identity(session, identity->address, &stored_identity);
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vb@0
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assert(status != PEP_OUT_OF_MEMORY);
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vb@0
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if (status == PEP_OUT_OF_MEMORY)
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vb@0
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return PEP_OUT_OF_MEMORY;
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vb@0
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vb@14
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if (stored_identity) {
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vb@14
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PEP_comm_type _comm_type_key;
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vb@14
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status = get_key_rating(session, stored_identity->fpr, &_comm_type_key);
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vb@14
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assert(status != PEP_OUT_OF_MEMORY);
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vb@14
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if (status == PEP_OUT_OF_MEMORY)
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vb@14
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return PEP_OUT_OF_MEMORY;
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vb@10
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vb@22
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if (EMPTY(identity->user_id)) {
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vb@22
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free(identity->user_id);
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vb@22
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identity->user_id = strdup(stored_identity->user_id);
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vb@22
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if (identity->user_id == NULL)
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vb@22
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return PEP_OUT_OF_MEMORY;
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vb@22
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identity->user_id_size = stored_identity->user_id_size;
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vb@22
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}
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vb@22
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vb@22
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if (EMPTY(identity->username)) {
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vb@22
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free(identity->username);
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vb@22
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identity->username = strdup(stored_identity->username);
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vb@22
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if (identity->username == NULL)
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vb@22
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return PEP_OUT_OF_MEMORY;
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vb@22
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identity->username_size = stored_identity->username_size;
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vb@22
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}
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vb@22
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vb@8
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if (EMPTY(identity->fpr)) {
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vb@8
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identity->fpr = strdup(stored_identity->fpr);
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vb@8
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assert(identity->fpr);
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vb@8
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if (identity->fpr == NULL)
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vb@8
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return PEP_OUT_OF_MEMORY;
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vb@8
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identity->fpr_size = stored_identity->address_size;
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vb@14
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if (_comm_type_key < PEP_ct_unconfirmed_encryption) {
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vb@14
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identity->comm_type = _comm_type_key;
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vb@14
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}
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vb@14
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else {
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vb@14
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identity->comm_type = stored_identity->comm_type;
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vb@14
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}
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vb@8
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}
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vb@8
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else /* !EMPTY(identity->fpr) */ {
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vb@14
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if (_comm_type_key != PEP_ct_unknown) {
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vb@14
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if (_comm_type_key < PEP_ct_unconfirmed_encryption) {
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vb@14
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identity->comm_type = _comm_type_key;
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vb@14
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}
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vb@14
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else if (identity->comm_type == PEP_ct_unknown) {
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vb@8
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if (strcmp(identity->fpr, stored_identity->fpr) == 0) {
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vb@8
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identity->comm_type = stored_identity->comm_type;
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vb@8
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}
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vb@8
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else {
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vb@8
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status = get_trust(session, identity);
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vb@8
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assert(status != PEP_OUT_OF_MEMORY);
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vb@8
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if (status == PEP_OUT_OF_MEMORY)
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vb@8
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return PEP_OUT_OF_MEMORY;
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vb@8
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}
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vb@8
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}
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vb@8
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}
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vb@8
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else
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vb@8
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identity->comm_type = PEP_ct_unknown;
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vb@8
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}
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vb@8
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vb@21
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if (identity->lang[0] == 0) {
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vb@21
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identity->lang[0] = stored_identity->lang[0];
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vb@21
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identity->lang[1] = stored_identity->lang[1];
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vb@21
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identity->lang[2] = 0;
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vb@21
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}
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vb@21
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}
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vb@21
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else /* stored_identity == NULL */ {
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vb@21
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if (!EMPTY(identity->fpr)) {
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vb@21
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PEP_comm_type _comm_type_key;
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vb@21
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vb@21
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status = get_key_rating(session, identity->fpr, &_comm_type_key);
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vb@21
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assert(status != PEP_OUT_OF_MEMORY);
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vb@21
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if (status == PEP_OUT_OF_MEMORY)
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vb@21
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return PEP_OUT_OF_MEMORY;
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vb@21
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vb@21
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identity->comm_type = _comm_type_key;
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vb@21
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}
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vb@21
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else /* EMPTY(identity->fpr) */ {
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vb@21
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PEP_STATUS status;
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vb@21
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stringlist_t *keylist;
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vb@21
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char *_fpr = NULL;
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vb@21
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identity->comm_type = PEP_ct_unknown;
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vb@21
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vb@21
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status = find_keys(session, identity->address, &keylist);
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vb@21
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assert(status != PEP_OUT_OF_MEMORY);
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vb@21
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if (status == PEP_OUT_OF_MEMORY)
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vb@21
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return PEP_OUT_OF_MEMORY;
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vb@21
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vb@21
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stringlist_t *_keylist;
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vb@21
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for (_keylist = keylist; _keylist && _keylist->value; _keylist = _keylist->next) {
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vb@21
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PEP_comm_type _comm_type_key;
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vb@21
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vb@21
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status = get_key_rating(session, _keylist->value, &_comm_type_key);
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vb@21
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assert(status != PEP_OUT_OF_MEMORY);
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vb@21
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if (status == PEP_OUT_OF_MEMORY) {
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vb@21
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free_stringlist(keylist);
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vb@21
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return PEP_OUT_OF_MEMORY;
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vb@21
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}
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vb@21
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vb@21
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if (identity->comm_type == PEP_ct_unknown) {
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vb@21
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if (_comm_type_key != PEP_ct_compromized && _comm_type_key != PEP_ct_unknown) {
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vb@21
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identity->comm_type = _comm_type_key;
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vb@21
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_fpr = _keylist->value;
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vb@21
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}
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vb@21
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}
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vb@21
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else {
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vb@21
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if (_comm_type_key != PEP_ct_compromized && _comm_type_key != PEP_ct_unknown) {
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vb@21
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if (_comm_type_key > identity->comm_type) {
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vb@21
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identity->comm_type = _comm_type_key;
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vb@21
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_fpr = _keylist->value;
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vb@21
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}
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vb@21
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}
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vb@21
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}
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vb@21
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}
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vb@21
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vb@21
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if (_fpr) {
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vb@21
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free(identity->fpr);
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vb@21
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vb@21
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identity->fpr = strdup(_fpr);
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vb@21
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if (identity->fpr == NULL) {
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vb@21
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free_stringlist(keylist);
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vb@21
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return PEP_OUT_OF_MEMORY;
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vb@21
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}
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vb@21
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identity->fpr_size = strlen(identity->fpr);
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vb@21
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}
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vb@21
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free_stringlist(keylist);
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vb@21
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}
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vb@21
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}
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vb@21
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vb@21
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status = PEP_STATUS_OK;
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vb@21
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vb@21
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if (identity->comm_type != PEP_ct_unknown && !EMPTY(identity->user_id)) {
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vb@22
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assert(!EMPTY(identity->username)); // this should not happen
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vb@22
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vb@22
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if (EMPTY(identity->username)) { // mitigate
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vb@0
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free(identity->username);
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vb@22
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identity->username = strdup("anonymous");
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vb@8
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if (identity->username == NULL)
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vb@8
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return PEP_OUT_OF_MEMORY;
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vb@22
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identity->username_size = 9;
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vb@0
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}
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vb@8
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vb@8
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status = set_identity(session, identity);
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vb@8
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assert(status == PEP_STATUS_OK);
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vb@8
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}
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vb@8
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vb@8
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return status;
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vb@0
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}
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vb@0
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vb@0
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DYNAMIC_API PEP_STATUS myself(PEP_SESSION session, pEp_identity * identity)
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vb@0
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{
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vb@0
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PEP_STATUS status;
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vb@46
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stringlist_t *keylist = NULL;
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vb@0
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vb@0
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assert(session);
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vb@0
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assert(identity);
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vb@0
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assert(identity->address);
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vb@0
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assert(identity->username);
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vb@0
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assert(identity->user_id);
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vb@0
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vb@0
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identity->comm_type = PEP_ct_pEp;
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vb@0
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identity->me = true;
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vb@0
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vb@0
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pEp_identity *_identity;
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vb@0
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vb@0
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log_event(session, "myself", "debug", identity->address, NULL);
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vb@0
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status = get_identity(session, identity->address, &_identity);
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vb@0
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assert(status != PEP_OUT_OF_MEMORY);
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vb@0
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if (status == PEP_OUT_OF_MEMORY)
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vb@0
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return PEP_OUT_OF_MEMORY;
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vb@0
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vb@0
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status = find_keys(session, identity->address, &keylist);
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vb@0
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assert(status != PEP_OUT_OF_MEMORY);
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vb@0
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if (status == PEP_OUT_OF_MEMORY)
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vb@0
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return PEP_OUT_OF_MEMORY;
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vb@0
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vb@0
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if (keylist == NULL || keylist->value == NULL) {
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vb@0
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log_event(session, "generating key pair", "debug", identity->address, NULL);
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vb@0
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status = generate_keypair(session, identity);
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vb@0
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assert(status != PEP_OUT_OF_MEMORY);
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vb@0
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if (status != PEP_STATUS_OK) {
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vb@0
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char buf[11];
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vb@0
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snprintf(buf, 11, "%d", status);
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vb@0
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log_event(session, "generating key pair failed", "debug", buf, NULL);
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vb@0
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return status;
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vb@0
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}
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vb@0
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vb@0
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status = find_keys(session, identity->address, &keylist);
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vb@0
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assert(status != PEP_OUT_OF_MEMORY);
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vb@0
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226 |
if (status == PEP_OUT_OF_MEMORY)
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vb@0
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return PEP_OUT_OF_MEMORY;
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vb@0
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vb@0
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assert(keylist);
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vb@0
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}
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vb@0
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vb@0
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232 |
if (identity->fpr)
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vb@0
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233 |
free(identity->fpr);
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vb@0
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234 |
identity->fpr = strdup(keylist->value);
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vb@0
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235 |
assert(identity->fpr);
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vb@0
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236 |
free_stringlist(keylist);
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vb@0
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237 |
if (identity->fpr == NULL)
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vb@0
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238 |
return PEP_OUT_OF_MEMORY;
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vb@8
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239 |
identity->fpr_size = strlen(identity->fpr);
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vb@0
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240 |
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vb@0
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241 |
status = set_identity(session, identity);
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vb@0
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242 |
assert(status == PEP_STATUS_OK);
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vb@0
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243 |
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vb@0
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244 |
return PEP_STATUS_OK;
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vb@0
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245 |
}
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vb@0
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246 |
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vb@0
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247 |
DYNAMIC_API PEP_STATUS do_keymanagement(
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vb@0
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248 |
retrieve_next_identity_t retrieve_next_identity,
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vb@0
|
249 |
void *management
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vb@0
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250 |
)
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vb@0
|
251 |
{
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vb@0
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252 |
PEP_SESSION session;
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vb@0
|
253 |
pEp_identity *identity;
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vb@0
|
254 |
PEP_STATUS status = init(&session);
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vb@0
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255 |
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vb@0
|
256 |
assert(status == PEP_STATUS_OK);
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vb@0
|
257 |
if (status != PEP_STATUS_OK)
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vb@0
|
258 |
return status;
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vb@0
|
259 |
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vb@24
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260 |
assert(retrieve_next_identity);
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vb@24
|
261 |
assert(management);
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vb@24
|
262 |
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vb@0
|
263 |
log_event(session, "keymanagement thread started", "pEp engine", NULL, NULL);
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vb@0
|
264 |
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vb@36
|
265 |
while ((identity = retrieve_next_identity(management))) {
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vb@0
|
266 |
assert(identity->address);
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vb@0
|
267 |
log_event(session, "do_keymanagement", "debug", identity->address, NULL);
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vb@0
|
268 |
if (identity->me) {
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vb@0
|
269 |
status = myself(session, identity);
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vb@0
|
270 |
assert(status != PEP_OUT_OF_MEMORY);
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vb@0
|
271 |
} else {
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vb@0
|
272 |
status = recv_key(session, identity->address);
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vb@0
|
273 |
assert(status != PEP_OUT_OF_MEMORY);
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vb@0
|
274 |
}
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vb@0
|
275 |
free_identity(identity);
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vb@0
|
276 |
}
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vb@0
|
277 |
|
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vb@0
|
278 |
log_event(session, "keymanagement thread shutdown", "pEp engine", NULL, NULL);
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vb@0
|
279 |
|
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vb@0
|
280 |
release(session);
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vb@0
|
281 |
return PEP_STATUS_OK;
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vb@0
|
282 |
}
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vb@0
|
283 |
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