/*
* certain key and cert data needs to survive restarts,
* which are stored in the user data table of s->process->pool.
* to prevent "leaking" of this data, we use malloc/free
* rather than apr_palloc and these wrappers to help make sure
* we do not leak the malloc-ed data.
*/
unsigned char *ssl_asn1_table_set(apr_hash_t *table,
const char *key,
long int length)
{
apr_ssize_t klen = strlen(key);
ssl_asn1_t *asn1 = apr_hash_get(table, key, klen);
/*
* if a value for this key already exists,
* reuse as much of the already malloc-ed data
* as possible.
*/
if (asn1) {
if (asn1->nData != length) {
free(asn1->cpData); /* XXX: realloc? */
asn1->cpData = NULL;
}
}
else {
asn1 = ap_malloc(sizeof(*asn1));
asn1->source_mtime = 0; /* used as a note for encrypted private keys */
asn1->cpData = NULL;
}
asn1->nData = length;
if (!asn1->cpData) {
asn1->cpData = ap_malloc(length);
}
apr_hash_set(table, key, klen, asn1);
return asn1->cpData; /* caller will assign a value to this */
}
static apr_status_t CaseFilterInFilter(ap_filter_t *f,
apr_bucket_brigade *pbbOut,
ap_input_mode_t eMode,
apr_read_type_e eBlock,
apr_off_t nBytes)
{
request_rec *r = f->r;
conn_rec *c = r->connection;
CaseFilterInContext *pCtx;
apr_status_t ret;
if (!(pCtx = f->ctx)) {
f->ctx = pCtx = apr_palloc(r->pool, sizeof *pCtx);
pCtx->pbbTmp = apr_brigade_create(r->pool, c->bucket_alloc);
}
if (APR_BRIGADE_EMPTY(pCtx->pbbTmp)) {
ret = ap_get_brigade(f->next, pCtx->pbbTmp, eMode, eBlock, nBytes);
if (eMode == AP_MODE_EATCRLF || ret != APR_SUCCESS)
return ret;
}
while (!APR_BRIGADE_EMPTY(pCtx->pbbTmp)) {
apr_bucket *pbktIn = APR_BRIGADE_FIRST(pCtx->pbbTmp);
apr_bucket *pbktOut;
const char *data;
apr_size_t len;
char *buf;
apr_size_t n;
/* It is tempting to do this...
* APR_BUCKET_REMOVE(pB);
* APR_BRIGADE_INSERT_TAIL(pbbOut,pB);
* and change the case of the bucket data, but that would be wrong
* for a file or socket buffer, for example...
*/
if (APR_BUCKET_IS_EOS(pbktIn)) {
APR_BUCKET_REMOVE(pbktIn);
APR_BRIGADE_INSERT_TAIL(pbbOut, pbktIn);
break;
}
ret=apr_bucket_read(pbktIn, &data, &len, eBlock);
if (ret != APR_SUCCESS)
return ret;
buf = ap_malloc(len);
for (n=0 ; n < len ; ++n) {
buf[n] = apr_toupper(data[n]);
}
pbktOut = apr_bucket_heap_create(buf, len, 0, c->bucket_alloc);
APR_BRIGADE_INSERT_TAIL(pbbOut, pbktOut);
apr_bucket_delete(pbktIn);
}
return APR_SUCCESS;
}
AP_DECLARE(void) ap_register_extra_mpm_process(pid_t pid, ap_generation_t gen)
{
extra_process_t *p = (extra_process_t *)ap_malloc(sizeof(extra_process_t));
p->next = extras;
p->pid = pid;
p->gen = gen;
extras = p;
}
