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fix potential segfault

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Jfreegman 2013-11-27 22:46:09 -05:00
parent 663818156b
commit 7ca087b5e7
2 changed files with 7 additions and 6 deletions
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11
src/groupchat.c
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@ -35,8 +35,9 @@ int init_groupchat_win(ToxWindow *prompt, Tox *m, int groupnum)
groupchats[i].num_peers = 0;
groupchats[i].peer_names = malloc(sizeof(uint8_t) * TOX_MAX_NAME_LENGTH);
groupchats[i].oldpeer_names = malloc(sizeof(uint8_t) * TOX_MAX_NAME_LENGTH);
memset(groupchats[i].peer_names, 0, sizeof(groupchats[i].peer_names));
memset(groupchats[i].oldpeer_names, 0, sizeof(groupchats[i].oldpeer_names));
/* temp fix */
memcpy(&groupchats[i].oldpeer_names[0], UNKNOWN_NAME, sizeof(UNKNOWN_NAME));
set_active_window(groupchats[i].chatwin);
@ -163,10 +164,10 @@ static void groupchat_onGroupNamelistChange(ToxWindow *self, Tox *m, int groupnu
/* get old peer name before updating name list */
uint8_t oldpeername[TOX_MAX_NAME_LENGTH] = {0};
memcpy(oldpeername, &groupchats[groupnum].oldpeer_names[peernum*TOX_MAX_NAME_LENGTH], sizeof(oldpeername));
if (string_is_empty(oldpeername))
strcpy(oldpeername, (uint8_t *) UNKNOWN_NAME);
if (change != TOX_CHAT_CHANGE_PEER_ADD)
memcpy(oldpeername, &groupchats[groupnum].oldpeer_names[peernum*TOX_MAX_NAME_LENGTH],
sizeof(oldpeername));
/* Update name lists */
uint8_t tmp_peerlist[num_peers][TOX_MAX_NAME_LENGTH];