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Added size functions for names and status messages

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This commit is contained in:
Maxim Biro 2014-02-21 20:30:38 -05:00
parent 554afe11d7
commit 36adc48b78
4 changed files with 62 additions and 6 deletions
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21
toxcore/Messenger.c
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@ -533,6 +533,19 @@ int getname(Messenger *m, int32_t friendnumber, uint8_t *name)
return m->friendlist[friendnumber].name_length;
}
int m_get_name_size(Messenger *m, int32_t friendnumber)
{
if (friend_not_valid(m, friendnumber))
return -1;
return m->friendlist[friendnumber].name_length;
}
int m_get_self_name_size(Messenger *m)
{
return m->name_length;
}
int m_set_statusmessage(Messenger *m, uint8_t *status, uint16_t length)
{
if (length > MAX_STATUSMESSAGE_LENGTH)
@ -588,6 +601,14 @@ int m_copy_statusmessage(Messenger *m, int32_t friendnumber, uint8_t *buf, uint3
return MIN(maxlen, m->friendlist[friendnumber].statusmessage_length);
}
/* return the size of friendnumber's user status.
* Guaranteed to be at most MAX_STATUSMESSAGE_LENGTH.
*/
int m_get_self_statusmessage_size(Messenger *m)
{
return m->statusmessage_length;
}
int m_copy_self_statusmessage(Messenger *m, uint8_t *buf, uint32_t maxlen)
{
memset(buf, 0, maxlen);

11
toxcore/Messenger.h
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@ -370,6 +370,12 @@ uint16_t getself_name(Messenger *m, uint8_t *name);
*/
int getname(Messenger *m, int32_t friendnumber, uint8_t *name);
/* return the length of name, including null on success.
* return -1 on failure.
*/
int m_get_name_size(Messenger *m, int32_t friendnumber);
int m_get_self_name_size(Messenger *m);
/* returns valid ip port of connected friend on success
* returns zeroed out IP_Port on failure
*/
@ -384,10 +390,11 @@ IP_Port get_friend_ipport(Messenger *m, int32_t friendnumber);
int m_set_statusmessage(Messenger *m, uint8_t *status, uint16_t length);
int m_set_userstatus(Messenger *m, USERSTATUS status);
/* return the length of friendnumber's status message, including null.
* Pass it into malloc.
/* return the length of friendnumber's status message, including null on success.
* return -1 on failure.
*/
int m_get_statusmessage_size(Messenger *m, int32_t friendnumber);
int m_get_self_statusmessage_size(Messenger *m);
/* Copy friendnumber's status message into buf, truncating if size is over maxlen.
* Get the size you need to allocate from m_get_statusmessage_size.

25
toxcore/tox.c
View File

@ -210,6 +210,21 @@ int tox_get_name(Tox *tox, int32_t friendnumber, uint8_t *name)
return getname(m, friendnumber, name);
}
/* returns the length of name on success.
* returns -1 on failure.
*/
int tox_get_name_size(Tox *tox, int32_t friendnumber)
{
Messenger *m = tox;
return m_get_name_size(m, friendnumber);
}
int tox_get_self_name_size(Tox *tox)
{
Messenger *m = tox;
return m_get_self_name_size(m);
}
/* Set our user status;
* you are responsible for freeing status after.
*
@ -227,8 +242,8 @@ int tox_set_user_status(Tox *tox, TOX_USERSTATUS status)
return m_set_userstatus(m, status);
}
/* return the length of friendnumber's status message, including null.
* Pass it into malloc.
/* returns the length of status message on success.
* returns -1 on failure.
*/
int tox_get_status_message_size(Tox *tox, int32_t friendnumber)
{
@ -236,6 +251,12 @@ int tox_get_status_message_size(Tox *tox, int32_t friendnumber)
return m_get_statusmessage_size(m, friendnumber);
}
int tox_get_self_status_message_size(Tox *tox)
{
Messenger *m = tox;
return m_get_self_statusmessage_size(m, friendnumber);
}
/* Copy friendnumber's status message into buf, truncating if size is over maxlen.
* Get the size you need to allocate from m_get_statusmessage_size.
* The self variant will copy our own status message.

11
toxcore/tox.h
View File

@ -223,6 +223,12 @@ uint16_t tox_get_self_name(Tox *tox, uint8_t *name);
*/
int tox_get_name(Tox *tox, int32_t friendnumber, uint8_t *name);
/* returns the length of name on success.
* returns -1 on failure.
*/
int tox_get_name_size(Tox *tox, int32_t friendnumber);
int tox_get_self_name_size(Tox *tox);
/* Set our user status.
* You are responsible for freeing status after.
*
@ -234,10 +240,11 @@ int tox_get_name(Tox *tox, int32_t friendnumber, uint8_t *name);
int tox_set_status_message(Tox *tox, uint8_t *status, uint16_t length);
int tox_set_user_status(Tox *tox, TOX_USERSTATUS userstatus);
/* return the length of friendnumber's status message.
* Pass it into malloc
/* returns the length of status message on success.
* returns -1 on failure.
*/
int tox_get_status_message_size(Tox *tox, int32_t friendnumber);
int tox_get_self_status_message_size(Tox *tox);
/* Copy friendnumber's status message into buf, truncating if size is over maxlen.
* Get the size you need to allocate from m_get_statusmessage_size.