-#ifdef WIN32
-#define strncasecmp _strnicmp
-#define strcasecmp _stricmp
-#endif
-
-static int decode_headers_content(ODR o, int off, Z_HTTP_Header **headers,
- char **content_buf, int *content_len)
-{
- int i = off;
- int chunked = 0;
-
- *headers = 0;
- while (i < o->size-1 && o->buf[i] == '\n')
- {
- int po;
- i++;
- if (o->buf[i] == '\r' && i < o->size-1 && o->buf[i+1] == '\n')
- {
- i++;
- break;
- }
- if (o->buf[i] == '\n')
- break;
- for (po = i; ; i++)
- {
- if (i == o->size)
- {
- o->error = OHTTP;
- return 0;
- }
- else if (o->buf[i] == ':')
- break;
- }
- *headers = (Z_HTTP_Header *) odr_malloc(o, sizeof(**headers));
- (*headers)->name = (char*) odr_malloc(o, i - po + 1);
- memcpy ((*headers)->name, o->buf + po, i - po);
- (*headers)->name[i - po] = '\0';
- i++;
- while (i < o->size-1 && o->buf[i] == ' ')
- i++;
- for (po = i; i < o->size-1 && !strchr("\r\n", o->buf[i]); i++)
- ;
-
- (*headers)->value = (char*) odr_malloc(o, i - po + 1);
- memcpy ((*headers)->value, o->buf + po, i - po);
- (*headers)->value[i - po] = '\0';
-
- if (!strcasecmp((*headers)->name, "Transfer-Encoding")
- &&
- !strcasecmp((*headers)->value, "chunked"))
- chunked = 1;
- headers = &(*headers)->next;
- if (i < o->size-1 && o->buf[i] == '\r')
- i++;
- }
- *headers = 0;
- if (o->buf[i] != '\n')
- {
- o->error = OHTTP;
- return 0;
- }
- i++;
-
- if (chunked)
- {
- int off = 0;
-
- /* we know buffer will be smaller than o->size - i*/
- *content_buf = (char*) odr_malloc(o, o->size - i);
-
- while (1)
- {
- /* chunk length .. */
- int chunk_len = 0;
- for (; i < o->size-2; i++)
- if (isdigit(o->buf[i]))
- chunk_len = chunk_len * 16 +
- (o->buf[i] - '0');
- else if (isupper(o->buf[i]))
- chunk_len = chunk_len * 16 +
- (o->buf[i] - ('A'-10));
- else if (islower(o->buf[i]))
- chunk_len = chunk_len * 16 +
- (o->buf[i] - ('a'-10));
- else
- break;
- /* chunk extension ... */
- while (o->buf[i] != '\r' && o->buf[i+1] != '\n')
- {
- if (i >= o->size-2)
- {
- o->error = OHTTP;
- return 0;
- }
- i++;
- }
- i += 2; /* skip CRLF */
- if (chunk_len == 0)
- break;
- if (chunk_len < 0 || off + chunk_len > o->size)
- {
- o->error = OHTTP;
- return 0;
- }
- /* copy chunk .. */
- memcpy (*content_buf + off, o->buf + i, chunk_len);
- i += chunk_len + 2; /* skip chunk+CRLF */
- off += chunk_len;
- }
- if (!off)
- *content_buf = 0;
- *content_len = off;
- }
- else
- {
- if (i > o->size)
- {
- o->error = OHTTP;
- return 0;
- }
- else if (i == o->size)
- {
- *content_buf = 0;
- *content_len = 0;
- }
- else
- {
- *content_len = o->size - i;
- *content_buf = (char*) odr_malloc(o, *content_len + 1);
- memcpy(*content_buf, o->buf + i, *content_len);
- (*content_buf)[*content_len] = '\0';
- }
- }
- return 1;
-}
-
-void z_HTTP_header_add_content_type(ODR o, Z_HTTP_Header **hp,
- const char *content_type,
- const char *charset)
-{
- const char *l = "Content-Type";
- if (charset)
- {
- char *ctype = odr_malloc(o, strlen(content_type)+strlen(charset) + 15);
- sprintf(ctype, "%s; charset=%s", content_type, charset);
- z_HTTP_header_add(o, hp, l, ctype);
- }
- else
- z_HTTP_header_add(o, hp, l, content_type);
-
-}
-
-void z_HTTP_header_add(ODR o, Z_HTTP_Header **hp, const char *n,
- const char *v)
-{
- while (*hp)
- hp = &(*hp)->next;
- *hp = (Z_HTTP_Header *) odr_malloc(o, sizeof(**hp));
- (*hp)->name = odr_strdup(o, n);
- (*hp)->value = odr_strdup(o, v);
- (*hp)->next = 0;
-}
-
-const char *z_HTTP_header_lookup(const Z_HTTP_Header *hp, const char *n)
-{
- for (; hp; hp = hp->next)
- if (!yaz_matchstr(hp->name, n))
- return hp->value;
- return 0;
-}
-
-
-Z_GDU *z_get_HTTP_Request(ODR o)
-{
- Z_GDU *p = (Z_GDU *) odr_malloc(o, sizeof(*p));
- Z_HTTP_Request *hreq;
-
- p->which = Z_GDU_HTTP_Request;
- p->u.HTTP_Request = (Z_HTTP_Request *) odr_malloc(o, sizeof(*hreq));
- hreq = p->u.HTTP_Request;
- hreq->headers = 0;
- hreq->content_len = 0;
- hreq->content_buf = 0;
- hreq->version = "1.1";
- hreq->method = "POST";
- hreq->path = "/";
- z_HTTP_header_add(o, &hreq->headers, "User-Agent",
- "YAZ/" YAZ_VERSION);
- return p;
-}
-
-
-Z_GDU *z_get_HTTP_Request_host_path(ODR odr,
- const char *host,
- const char *path)
-{
- Z_GDU *p = z_get_HTTP_Request(odr);
-
- p->u.HTTP_Request->path = odr_strdup(odr, path);
-
- if (host)
- {
- const char *cp0 = strstr(host, "://");
- const char *cp1 = 0;
- if (cp0)
- cp0 = cp0+3;
- else
- cp0 = host;
-
- cp1 = strchr(cp0, '/');
- if (!cp1)
- cp1 = cp0+strlen(cp0);
-
- if (cp0 && cp1)
- {
- char *h = (char*) odr_malloc(odr, cp1 - cp0 + 1);
- memcpy (h, cp0, cp1 - cp0);
- h[cp1-cp0] = '\0';
- z_HTTP_header_add(odr, &p->u.HTTP_Request->headers,
- "Host", h);
- }
- }
- return p;
-}
-
-
-Z_GDU *z_get_HTTP_Response(ODR o, int code)
-{
- Z_GDU *p = (Z_GDU *) odr_malloc(o, sizeof(*p));
- Z_HTTP_Response *hres;
-
- p->which = Z_GDU_HTTP_Response;
- p->u.HTTP_Response = (Z_HTTP_Response *) odr_malloc(o, sizeof(*hres));
- hres = p->u.HTTP_Response;
- hres->headers = 0;
- hres->content_len = 0;
- hres->content_buf = 0;
- hres->code = code;
- hres->version = "1.1";
- z_HTTP_header_add(o, &hres->headers, "Server",
- "YAZ/" YAZ_VERSION);
- if (code != 200)
- {
- hres->content_buf = (char*) odr_malloc(o, 400);
- sprintf (hres->content_buf,
- "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\n"
- "<HTML>\n"
- " <HEAD>\n"
- " <TITLE>YAZ " YAZ_VERSION "</TITLE>\n"
- " </HEAD>\n"
- " <BODY>\n"
- " <P><A HREF=\"http://www.indexdata.dk/yaz/\">YAZ</A> "
- YAZ_VERSION "</P>\n"
- " <P>Error: %d</P>\n"
- " <P>Description: %.50s</P>\n"
- " </BODY>\n"
- "</HTML>\n",
- code, z_HTTP_errmsg(code));
- hres->content_len = strlen(hres->content_buf);
- z_HTTP_header_add(o, &hres->headers, "Content-Type", "text/html");
- }
- return p;
-}
-
-const char *z_HTTP_errmsg(int code)
-{
- if (code == 200)
- return "OK";
- else if (code == 400)
- return "Bad Request";
- else if (code == 404)
- return "Not Found";
- else if (code == 405)
- return "Method Not Allowed";
- else if (code == 500)
- return "Internal Error";
- else
- return "Unknown Error";
-}
-