miniupnpd/pcpserver.c: use const where useful

This commit is contained in:
Thomas Bernard 2014-03-24 10:23:07 +01:00
parent b1fb9cfdc4
commit 814a6b253a
1 changed files with 13 additions and 16 deletions

View File

@ -176,7 +176,7 @@ int get_dscp_value(pcp_info_t *pcp_msg_info) {
* result code is assigned to pcp_msg_info->result_code to indicate * result code is assigned to pcp_msg_info->result_code to indicate
* what kind of error occurred * what kind of error occurred
*/ */
static int parseCommonRequestHeader(pcp_request_t *common_req, pcp_info_t *pcp_msg_info) static int parseCommonRequestHeader(const pcp_request_t *common_req, pcp_info_t *pcp_msg_info)
{ {
pcp_msg_info->version = common_req->ver ; pcp_msg_info->version = common_req->ver ;
pcp_msg_info->opcode = common_req->r_opcode & 0x7f; pcp_msg_info->opcode = common_req->r_opcode & 0x7f;
@ -201,7 +201,7 @@ static int parseCommonRequestHeader(pcp_request_t *common_req, pcp_info_t *pcp_m
} }
#ifdef DEBUG #ifdef DEBUG
static void printMAPOpcodeVersion1(pcp_map_v1_t *map_buf) static void printMAPOpcodeVersion1(const pcp_map_v1_t *map_buf)
{ {
char map_addr[INET6_ADDRSTRLEN]; char map_addr[INET6_ADDRSTRLEN];
syslog(LOG_DEBUG, "PCP MAP: v1 Opcode specific information. \n"); syslog(LOG_DEBUG, "PCP MAP: v1 Opcode specific information. \n");
@ -212,7 +212,7 @@ static void printMAPOpcodeVersion1(pcp_map_v1_t *map_buf)
&map_buf->ext_ip, map_addr, INET6_ADDRSTRLEN)); &map_buf->ext_ip, map_addr, INET6_ADDRSTRLEN));
} }
static void printMAPOpcodeVersion2(pcp_map_v2_t *map_buf) static void printMAPOpcodeVersion2(const pcp_map_v2_t *map_buf)
{ {
char map_addr[INET6_ADDRSTRLEN]; char map_addr[INET6_ADDRSTRLEN];
syslog(LOG_DEBUG, "PCP MAP: v2 Opcode specific information."); syslog(LOG_DEBUG, "PCP MAP: v2 Opcode specific information.");
@ -226,7 +226,7 @@ static void printMAPOpcodeVersion2(pcp_map_v2_t *map_buf)
} }
#endif /* DEBUG */ #endif /* DEBUG */
static int parsePCPMAP_version1(pcp_map_v1_t *map_v1, static int parsePCPMAP_version1(const pcp_map_v1_t *map_v1,
pcp_info_t *pcp_msg_info) pcp_info_t *pcp_msg_info)
{ {
pcp_msg_info->is_map_op = 1; pcp_msg_info->is_map_op = 1;
@ -1002,9 +1002,8 @@ static int processPCPRequest(void * req, int req_size, pcp_info_t *pcp_msg_info)
int remainingSize; int remainingSize;
int processedSize; int processedSize;
pcp_request_t* common_req; const pcp_map_v1_t* map_v1;
pcp_map_v1_t* map_v1; const pcp_map_v2_t* map_v2;
pcp_map_v2_t* map_v2;
#ifdef PCP_PEER #ifdef PCP_PEER
pcp_peer_v1_t* peer_v1; pcp_peer_v1_t* peer_v1;
pcp_peer_v2_t* peer_v2; pcp_peer_v2_t* peer_v2;
@ -1037,19 +1036,17 @@ static int processPCPRequest(void * req, int req_size, pcp_info_t *pcp_msg_info)
return 1; /* send response */ return 1; /* send response */
} }
/* first print out info from common request header */ /* first parse request header */
common_req = (pcp_request_t*)req; if (parseCommonRequestHeader((pcp_request_t*)req, pcp_msg_info) ) {
if (parseCommonRequestHeader(common_req, pcp_msg_info) ) {
return 1; return 1;
} }
remainingSize -= sizeof(pcp_request_t); remainingSize -= sizeof(pcp_request_t);
processedSize += sizeof(pcp_request_t); processedSize += sizeof(pcp_request_t);
if (common_req->ver == 1) { if (pcp_msg_info->version == 1) {
/* legacy PCP version 1 support */ /* legacy PCP version 1 support */
switch ( common_req->r_opcode & 0x7F ) { switch (pcp_msg_info->opcode) {
case PCP_OPCODE_MAP: case PCP_OPCODE_MAP:
remainingSize -= sizeof(pcp_map_v1_t); remainingSize -= sizeof(pcp_map_v1_t);
@ -1125,10 +1122,10 @@ static int processPCPRequest(void * req, int req_size, pcp_info_t *pcp_msg_info)
break; break;
} }
} else if (common_req->ver == 2) { } else if (pcp_msg_info->version == 2) {
/* RFC 6887 PCP support /* RFC 6887 PCP support
* http://tools.ietf.org/html/rfc6887 */ * http://tools.ietf.org/html/rfc6887 */
switch ( common_req->r_opcode & 0x7F) { switch (pcp_msg_info->opcode) {
case PCP_OPCODE_ANNOUNCE: case PCP_OPCODE_ANNOUNCE:
/* should check PCP Client's IP Address in request */ /* should check PCP Client's IP Address in request */
/* see http://tools.ietf.org/html/rfc6887#section-14.1 */ /* see http://tools.ietf.org/html/rfc6887#section-14.1 */