/* Dispatch a GET request REQ, writing the response body to FD fd. If * RANGE is non-NULL, then it is the value of the Range request * header, e.g. "bytes=1-5". Returns an NE_* error code. */ static int dispatch_to_fd(ne_request *req, int fd, const char *range) { ne_session *const sess = ne_get_session(req); const ne_status *const st = ne_get_status(req); int ret; do { const char *value; ret = ne_begin_request(req); if (ret != NE_OK) break; value = ne_get_response_header(req, "Content-Range"); /* For a 206 response, check that a Content-Range header is * given which matches the Range request header. */ if (range && st->code == 206 && (value == NULL || strncmp(value, "bytes ", 6) != 0 || strcmp(range + 6, value + 6))) { ne_set_error(sess, _("Response did not include requested range")); return NE_ERROR; } if ((range && st->code == 206) || (!range && st->klass == 2)) { ret = ne_read_response_to_fd(req, fd); } else { ret = ne_discard_response(req); } if (ret == NE_OK) ret = ne_end_request(req); } while (ret == NE_RETRY); return ret; }
int ne_xml_dispatch_request(ne_request *req, ne_xml_parser *parser) { int ret; do { int parseit = 0; ret = ne_begin_request(req); if (ret) break; if (ne_get_status(req)->klass == 2) { ne_content_type ctype; if (ne_get_content_type(req, &ctype) == 0) { parseit = media_type_is_xml(&ctype); ne_free(ctype.value); } } if (parseit) ret = ne_xml_parse_response(req, parser); else ret = ne_discard_response(req); if (ret == NE_OK) ret = ne_end_request(req); } while (ret == NE_RETRY); return ret; }
/* Dispatch a GET request REQ, writing the response body to FD fd. If * RANGE is non-NULL, then it is the value of the Range request * header, e.g. "bytes=1-5". Returns an NE_* error code. */ static int dispatch_to_fd(ne_request *req, int fd, const char *range) { ne_session *const sess = ne_get_session(req); const ne_status *const st = ne_get_status(req); int ret; do { const char *value; ret = ne_begin_request(req); if (ret != NE_OK) break; value = ne_get_response_header(req, "Content-Range"); /* For a 206 response, check that a Content-Range header is * given which matches the Range request header. */ if (range && st->code == 206) { int err = 0; if (value == NULL || strncmp(value, "bytes ", 6) != 0) { err++; } else { /* If the response gives a range begin-end/total, limit * the comparison to the range itself. */ int len = strlen(value); char *cp = strchr(value, '/'); if (cp != NULL) len = (int)(cp - value); len -= 6; if (strncmp(range + 6, value + 6, len)) err++; } if (err) { ne_set_error(sess, _("Response did not include requested range")); return NE_ERROR; } } if ((range && st->code == 206) || (!range && st->klass == 2)) { ret = ne_read_response_to_fd(req, fd); } else { ret = ne_discard_response(req); } if (ret == NE_OK) ret = ne_end_request(req); } while (ret == NE_RETRY); return ret; }
int ne_xml_dispatch_request(ne_request *req, ne_xml_parser *parser) { int ret; do { ret = ne_begin_request(req); if (ret) break; if (ne_get_status(req)->klass == 2) ret = ne_xml_parse_response(req, parser); else ret = ne_discard_response(req); if (ret == NE_OK) ret = ne_end_request(req); } while (ret == NE_RETRY); return ret; }
static int dispatch_to_buffer(ne_session *sess, ne_request *req, char *buf, const char *range, ssize_t *bytes_read) { const ne_status *const st = ne_get_status(req); int ret; size_t rlen; /* length of bytespec after "bytes=" */ rlen = range ? strlen(range + 6) : 0; do { const char *value; ret = ne_begin_request(req); if (ret != NE_OK) break; value = ne_get_response_header(req, "Content-Range"); /* For a 206 response, check that a Content-Range header is * given which matches the Range request header. */ if (range && st->code == 206 && (value == NULL || strncmp(value, "bytes ", 6) != 0 || strncmp(range + 6, value + 6, rlen) || (range[5 + rlen] != '-' && value[6 + rlen] != '/'))) { ne_set_error(sess, "Response did not include requested range"); return NE_ERROR; } if ((range && st->code == 206) || (!range && st->klass == 2)) { ret = ne_read_response_to_buf(req, buf, bytes_read); } else { ret = ne_discard_response(req); } if (ret == NE_OK) ret = ne_end_request(req); } while (ret == NE_RETRY); return ret; }