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various constification of function arguments to prevent erroneous 

usage and to ease understanding of the function themselves.




git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@29332 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Luigi Rizzo 2006-05-22 02:27:33 +00:00
parent ba195ee2d4
commit 322aff00c6
1 changed files with 8 additions and 8 deletions
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16
channels/chan_sip.c
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@ -1050,7 +1050,7 @@ static int sip_senddigit(struct ast_channel *ast, char digit);
/*--- Transmitting responses and requests */
static int __sip_xmit(struct sip_pvt *p, char *data, int len);
static int __sip_reliable_xmit(struct sip_pvt *p, int seqno, int resp, char *data, int len, int fatal, int sipmethod);
static int __transmit_response(struct sip_pvt *p, const char *msg, struct sip_request *req, enum xmittype reliable);
static int __transmit_response(struct sip_pvt *p, const char *msg, const struct sip_request *req, enum xmittype reliable);
static int transmit_response(struct sip_pvt *p, const char *msg, struct sip_request *req);
static int transmit_response_reliable(struct sip_pvt *p, const char *msg, struct sip_request *req);
static int transmit_response_with_date(struct sip_pvt *p, const char *msg, struct sip_request *req);
@ -1191,7 +1191,7 @@ static void initialize_initreq(struct sip_pvt *p, struct sip_request *req);
static int init_req(struct sip_request *req, int sipmethod, const char *recip);
static int reqprep(struct sip_request *req, struct sip_pvt *p, int sipmethod, int seqno, int newbranch);
static int init_resp(struct sip_request *resp, const char *msg);
static int respprep(struct sip_request *resp, struct sip_pvt *p, const char *msg, struct sip_request *req);
static int respprep(struct sip_request *resp, struct sip_pvt *p, const char *msg, const struct sip_request *req);
static const struct sockaddr_in *sip_real_dst(const struct sip_pvt *p);
static void build_via(struct sip_pvt *p);
static int create_addr_from_peer(struct sip_pvt *r, struct sip_peer *peer);
@ -1208,8 +1208,8 @@ static int add_digit(struct sip_request *req, char digit);
static int add_vidupdate(struct sip_request *req);
static void add_route(struct sip_request *req, struct sip_route *route);
static int copy_header(struct sip_request *req, const struct sip_request *orig, const char *field);
static int copy_all_header(struct sip_request *req, struct sip_request *orig, char *field);
static int copy_via_headers(struct sip_pvt *p, struct sip_request *req, struct sip_request *orig, char *field);
static int copy_all_header(struct sip_request *req, const struct sip_request *orig, const char *field);
static int copy_via_headers(struct sip_pvt *p, struct sip_request *req, const struct sip_request *orig, const char *field);
static void set_destination(struct sip_pvt *p, char *uri);
static void append_date(struct sip_request *req);
static void build_contact(struct sip_pvt *p);
@ -4285,7 +4285,7 @@ static int copy_header(struct sip_request *req, const struct sip_request *orig,
}
/*! \brief Copy all headers from one request to another */
static int copy_all_header(struct sip_request *req, struct sip_request *orig, char *field)
static int copy_all_header(struct sip_request *req, const struct sip_request *orig, const char *field)
{
int start = 0;
int copied = 0;
@ -4307,7 +4307,7 @@ static int copy_all_header(struct sip_request *req, struct sip_request *orig, ch
add the port number (from our point of view) to that parameter.
We always add ;received=<ip address> to the topmost via header.
Received: RFC 3261, rport RFC 3581 */
static int copy_via_headers(struct sip_pvt *p, struct sip_request *req, struct sip_request *orig, char *field)
static int copy_via_headers(struct sip_pvt *p, struct sip_request *req, const struct sip_request *orig, const char *field)
{
int copied = 0;
int start = 0;
@ -4489,7 +4489,7 @@ static int init_req(struct sip_request *req, int sipmethod, const char *recip)
/*! \brief Prepare SIP response packet */
static int respprep(struct sip_request *resp, struct sip_pvt *p, const char *msg, struct sip_request *req)
static int respprep(struct sip_request *resp, struct sip_pvt *p, const char *msg, const struct sip_request *req)
{
char newto[256];
const char *ot;
@ -4636,7 +4636,7 @@ static int reqprep(struct sip_request *req, struct sip_pvt *p, int sipmethod, in
}
/*! \brief Base transmit response function */
static int __transmit_response(struct sip_pvt *p, const char *msg, struct sip_request *req, enum xmittype reliable)
static int __transmit_response(struct sip_pvt *p, const char *msg, const struct sip_request *req, enum xmittype reliable)
{
struct sip_request resp;
int seqno = 0;