nghttp2/lib/spdylay_client_cert_vector.c

157 lines
4.5 KiB
C

/*
* Spdylay - SPDY Library
*
* Copyright (c) 2012 Tatsuhiro Tsujikawa
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "spdylay_client_cert_vector.h"
#include <string.h>
#include "spdylay_helper.h"
int spdylay_origin_equal(const spdylay_origin *lhs, const spdylay_origin *rhs)
{
return strcmp(lhs->scheme, rhs->scheme) == 0 &&
strcmp(lhs->host, rhs->host) == 0 && lhs->port == rhs->port;
}
int spdylay_origin_set(spdylay_origin *origin,
const char *scheme, const char *host, uint16_t port)
{
if(strlen(scheme) > SPDYLAY_MAX_SCHEME ||
strlen(host) > SPDYLAY_MAX_HOSTNAME) {
return SPDYLAY_ERR_INVALID_ARGUMENT;
}
strcpy(origin->scheme, scheme);
strcpy(origin->host, host);
origin->port = port;
return 0;
}
const char* spdylay_origin_get_scheme(const spdylay_origin *origin)
{
return origin->scheme;
}
const char* spdylay_origin_get_host(const spdylay_origin *origin)
{
return origin->host;
}
uint16_t spdylay_origin_get_port(const spdylay_origin *origin)
{
return origin->port;
}
int spdylay_client_cert_vector_init(spdylay_client_cert_vector *certvec,
size_t size)
{
certvec->size = certvec->capacity = size;
certvec->last_slot = 0;
if(certvec->capacity) {
size_t vec_size = sizeof(spdylay_origin*)*certvec->capacity;
certvec->vector = malloc(vec_size);
if(certvec->vector == NULL) {
return SPDYLAY_ERR_NOMEM;
}
memset(certvec->vector, 0, vec_size);
} else {
certvec->vector = NULL;
}
return 0;
}
void spdylay_client_cert_vector_free(spdylay_client_cert_vector *certvec)
{
size_t i;
for(i = 0; i < certvec->size; ++i) {
free(certvec->vector[i]);
}
free(certvec->vector);
}
int spdylay_client_cert_vector_resize(spdylay_client_cert_vector *certvec,
size_t size)
{
if(certvec->capacity < size) {
spdylay_origin **vector = realloc(certvec->vector,
sizeof(spdylay_origin*)*size);
if(vector == NULL) {
return SPDYLAY_ERR_NOMEM;
}
memset(vector + certvec->capacity, 0,
sizeof(spdylay_origin*)*(size - certvec->capacity));
certvec->vector = vector;
certvec->size = certvec->capacity = size;
} else {
size_t i;
for(i = size; i < certvec->size; ++i) {
free(certvec->vector[i]);
certvec->vector[i] = NULL;
}
certvec->size = spdylay_min(certvec->size, size);
if(certvec->last_slot > certvec->size) {
certvec->last_slot = certvec->size;
}
}
return 0;
}
size_t spdylay_client_cert_vector_find(spdylay_client_cert_vector *certvec,
const spdylay_origin *origin)
{
size_t i;
for(i = 0; i < certvec->size && certvec->vector[i]; ++i) {
if(spdylay_origin_equal(origin, certvec->vector[i])) {
return i+1;
}
}
return 0;
}
size_t spdylay_client_cert_vector_put(spdylay_client_cert_vector *certvec,
spdylay_origin *origin)
{
if(certvec->size == 0) {
return 0;
}
if(certvec->last_slot == certvec->size) {
certvec->last_slot = 1;
} else {
++certvec->last_slot;
}
free(certvec->vector[certvec->last_slot-1]);
certvec->vector[certvec->last_slot-1] = origin;
return certvec->last_slot;
}
const spdylay_origin* spdylay_client_cert_vector_get_origin
(spdylay_client_cert_vector *certvec,
size_t slot)
{
if(slot == 0 || slot > certvec->size || !certvec->vector[slot-1]) {
return NULL;
} else {
return certvec->vector[slot-1];
}
}