/*
* Returns the (first) header named as *hdr that also matches the regular
* expression *re.
*/
static unsigned
header_http_findhdr(const struct http *hp, const char *hdr, void *re)
{
unsigned u;
for (u = HTTP_HDR_FIRST; u < hp->nhd; u++) {
if (header_http_match(hp, u, re, hdr))
return (u);
}
return (0);
}
/*
* Removes all copies of the header that matches *hdr with content that
* matches *re. Same as http_Unset(), plus regex.
*/
static void
header_http_Unset(struct http *hp, const char *hdr, void *re)
{
unsigned u, v;
for (v = u = HTTP_HDR_FIRST; u < hp->nhd; u++) {
if (header_http_match(hp, u, re, hdr))
continue;
if (v != u) {
memcpy(&hp->hd[v], &hp->hd[u], sizeof *hp->hd);
memcpy(&hp->hdf[v], &hp->hdf[u], sizeof *hp->hdf);
}
v++;
}
hp->nhd = v;
}
/*
* Copies all occurrences of *hdr to a destination header *dst_h. Uses
* vmod_header_append(), so all copies are kept intact.
*
* XXX: Not sure I like the idea of iterating a list of headers while
* XXX: adding to it. It may be correct now, but perhaps not so much in
* XXX: the future.
*/
static void
header_http_cphdr(VRT_CTX, const struct http *hp, const char *hdr,
VCL_HEADER dst)
{
unsigned u;
const char *p;
for (u = HTTP_HDR_FIRST; u < hp->nhd; u++) {
if (!header_http_match(ctx, hp, u, NULL, hdr))
continue;
p = hp->hd[u].b + hdr[0];
while (*p == ' ' || *p == '\t')
p++;
vmod_append(ctx, dst, p, vrt_magic_string_end);
}
}
/*
* Copies all occurrences of *hdr to a destination header *dst_h. Uses
* vmod_header_append(), so all copies are kept intact.
*
* XXX: Not sure I like the idea of iterating a list of headers while
* XXX: adding to it. It may be correct now, but perhaps not so much in
* XXX: the future.
*/
static void
header_http_cphdr(struct sess *sp,
const struct http *hp,
const char *hdr,
enum gethdr_e dst_e,
const char *dst_h)
{
unsigned u;
char *p;
for (u = HTTP_HDR_FIRST; u < hp->nhd; u++) {
if (!header_http_match(hp, u, NULL, hdr))
continue;
p = hp->hd[u].b + hdr[0];
while (vct_issp(*p))
p++;
vmod_append(sp, dst_e, dst_h, p, vrt_magic_string_end);
}
}