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Modify linphone_chat_room_lime_available

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This commit is contained in:
Benjamin Reis 2017-01-09 17:16:57 +01:00
parent 9778b27def
commit 2751c8a703
1 changed files with 61 additions and 57 deletions
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118
coreapi/lime.c
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@ -824,7 +824,7 @@ bool_t linphone_chat_room_lime_available(LinphoneChatRoom *cr) {
if (cr) {
switch (linphone_core_lime_enabled(cr->lc)) {
case LinphoneLimeDisabled: return FALSE;
case LinphoneLimeMandatory: return TRUE;
case LinphoneLimeMandatory:
case LinphoneLimePreferred: {
FILE *CACHEFD = NULL;
if (cr->lc->zrtp_secrets_cache != NULL) {
@ -939,71 +939,75 @@ int lime_im_encryption_engine_process_outgoing_message_cb(LinphoneImEncryptionEn
LinphoneCore *lc = linphone_im_encryption_engine_get_core(engine);
int errcode = -1;
char *content_type = "xml/cipher";
if (linphone_chat_room_lime_available(room)) {
if (msg->content_type) {
if (strcmp(msg->content_type, "application/vnd.gsma.rcs-ft-http+xml") == 0) {
/* it's a file transfer, content type shall be set to
application/cipher.vnd.gsma.rcs-ft-http+xml*/
content_type = "application/cipher.vnd.gsma.rcs-ft-http+xml";
} else if (strcmp(msg->content_type, "application/im-iscomposing+xml") == 0) {
/* We don't encrypt composing messages */
return errcode;
if(linphone_core_lime_enabled(room->lc)) {
if (linphone_chat_room_lime_available(room)) {
if (msg->content_type) {
if (strcmp(msg->content_type, "application/vnd.gsma.rcs-ft-http+xml") == 0) {
/* it's a file transfer, content type shall be set to
application/cipher.vnd.gsma.rcs-ft-http+xml*/
content_type = "application/cipher.vnd.gsma.rcs-ft-http+xml";
} else if (strcmp(msg->content_type, "application/im-iscomposing+xml") == 0) {
/* We don't encrypt composing messages */
return errcode;
}
}
}
msg->content_type = ms_strdup(content_type);
msg->content_type = ms_strdup(content_type);
/* access the zrtp cache to get keys needed to cipher the message */
const char *zrtp_secrets_cache = linphone_core_get_zrtp_secrets_file(lc);
FILE *CACHEFD = fopen(zrtp_secrets_cache, "rb+");
errcode = 0;
if (CACHEFD == NULL) {
ms_warning("Unable to access ZRTP ZID cache to encrypt message");
errcode = 488;
} else {
size_t cacheSize;
char *cacheString;
xmlDocPtr cacheXml;
int retval;
uint8_t *crypted_body = NULL;
char *peer = linphone_address_as_string_uri_only(linphone_chat_room_get_peer_address(room));
cacheString=ms_load_file_content(CACHEFD, &cacheSize);
if (!cacheString){
ms_warning("Unable to load content of ZRTP ZID cache to encrypt message");
errcode = 500;
return errcode;
}
cacheString[cacheSize] = '\0';
cacheSize += 1;
fclose(CACHEFD);
cacheXml = xmlParseDoc((xmlChar*)cacheString);
ms_free(cacheString);
retval = lime_createMultipartMessage(cacheXml, (uint8_t *)msg->message, (uint8_t *)peer, &crypted_body);
if (retval != 0) {
ms_warning("Unable to encrypt message for %s : %s", peer, lime_error_code_to_string(retval));
if (crypted_body) ms_free(crypted_body);
/* access the zrtp cache to get keys needed to cipher the message */
const char *zrtp_secrets_cache = linphone_core_get_zrtp_secrets_file(lc);
FILE *CACHEFD = fopen(zrtp_secrets_cache, "rb+");
errcode = 0;
if (CACHEFD == NULL) {
ms_warning("Unable to access ZRTP ZID cache to encrypt message");
errcode = 488;
} else {
/* dump updated cache to a string */
xmlChar *xmlStringOutput;
int xmlStringLength;
xmlDocDumpFormatMemoryEnc(cacheXml, &xmlStringOutput, &xmlStringLength, "UTF-8", 0);
/* write it to the cache file */
CACHEFD = fopen(zrtp_secrets_cache, "wb+");
if (fwrite(xmlStringOutput, 1, xmlStringLength, CACHEFD)<=0){
ms_warning("Unable to write zid cache");
size_t cacheSize;
char *cacheString;
xmlDocPtr cacheXml;
int retval;
uint8_t *crypted_body = NULL;
char *peer = linphone_address_as_string_uri_only(linphone_chat_room_get_peer_address(room));
cacheString=ms_load_file_content(CACHEFD, &cacheSize);
if (!cacheString){
ms_warning("Unable to load content of ZRTP ZID cache to encrypt message");
errcode = 500;
return errcode;
}
xmlFree(xmlStringOutput);
cacheString[cacheSize] = '\0';
cacheSize += 1;
fclose(CACHEFD);
if (msg->message) {
ms_free(msg->message);
cacheXml = xmlParseDoc((xmlChar*)cacheString);
ms_free(cacheString);
retval = lime_createMultipartMessage(cacheXml, (uint8_t *)msg->message, (uint8_t *)peer, &crypted_body);
if (retval != 0) {
ms_warning("Unable to encrypt message for %s : %s", peer, lime_error_code_to_string(retval));
if (crypted_body) ms_free(crypted_body);
errcode = 488;
} else {
/* dump updated cache to a string */
xmlChar *xmlStringOutput;
int xmlStringLength;
xmlDocDumpFormatMemoryEnc(cacheXml, &xmlStringOutput, &xmlStringLength, "UTF-8", 0);
/* write it to the cache file */
CACHEFD = fopen(zrtp_secrets_cache, "wb+");
if (fwrite(xmlStringOutput, 1, xmlStringLength, CACHEFD)<=0){
ms_warning("Unable to write zid cache");
}
xmlFree(xmlStringOutput);
fclose(CACHEFD);
if (msg->message) {
ms_free(msg->message);
}
msg->message = (char *)crypted_body;
}
msg->message = (char *)crypted_body;
ms_free(peer);
xmlFreeDoc(cacheXml);
}
ms_free(peer);
xmlFreeDoc(cacheXml);
} else {
ms_warning("Unable to access ZRTP ZID cache to encrypt message");
errcode = 488;
}
}
return errcode;