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Diffstat (limited to 'httpboot.c')
-rw-r--r--httpboot.c58
1 files changed, 56 insertions, 2 deletions
diff --git a/httpboot.c b/httpboot.c
index ac9ea25c..9b0947d8 100644
--- a/httpboot.c
+++ b/httpboot.c
@@ -55,6 +55,51 @@ convert_http_status_code (EFI_HTTP_STATUS_CODE status_code)
return 0;
}
+/* Convert an HTTP status code to an EFI status code. */
+static EFI_STATUS
+efi_status_from_http_status(EFI_HTTP_STATUS_CODE status_code)
+{
+ switch (status_code) {
+ case HTTP_STATUS_400_BAD_REQUEST:
+ case HTTP_STATUS_411_LENGTH_REQUIRED:
+ case HTTP_STATUS_413_REQUEST_ENTITY_TOO_LARGE:
+ case HTTP_STATUS_414_REQUEST_URI_TOO_LARGE:
+ case HTTP_STATUS_415_UNSUPPORTED_MEDIA_TYPE:
+ case HTTP_STATUS_416_REQUESTED_RANGE_NOT_SATISFIED:
+ case HTTP_STATUS_417_EXPECTATION_FAILED:
+ return EFI_INVALID_PARAMETER;
+ case HTTP_STATUS_401_UNAUTHORIZED:
+ case HTTP_STATUS_402_PAYMENT_REQUIRED:
+ case HTTP_STATUS_403_FORBIDDEN:
+ case HTTP_STATUS_407_PROXY_AUTHENTICATION_REQUIRED:
+ return EFI_ACCESS_DENIED;
+ case HTTP_STATUS_404_NOT_FOUND:
+ case HTTP_STATUS_410_GONE:
+ return EFI_NOT_FOUND;
+ case HTTP_STATUS_405_METHOD_NOT_ALLOWED:
+ case HTTP_STATUS_501_NOT_IMPLEMENTED:
+ return EFI_UNSUPPORTED;
+ case HTTP_STATUS_406_NOT_ACCEPTABLE:
+ return EFI_NO_MEDIA;
+ case HTTP_STATUS_408_REQUEST_TIME_OUT:
+ case HTTP_STATUS_504_GATEWAY_TIME_OUT:
+ return EFI_TIMEOUT;
+ case HTTP_STATUS_409_CONFLICT:
+ case HTTP_STATUS_412_PRECONDITION_FAILED:
+ return EFI_MEDIA_CHANGED;
+ case HTTP_STATUS_500_INTERNAL_SERVER_ERROR:
+ case HTTP_STATUS_502_BAD_GATEWAY:
+ return EFI_DEVICE_ERROR;
+ case HTTP_STATUS_503_SERVICE_UNAVAILABLE:
+ return EFI_NOT_READY;
+ case HTTP_STATUS_505_HTTP_VERSION_NOT_SUPPORTED:
+ return EFI_INCOMPATIBLE_VERSION;
+ default:
+ /* Use a generic HTTP error for anything else. */
+ return EFI_HTTP_ERROR;
+ }
+}
+
static EFI_DEVICE_PATH *devpath;
static EFI_MAC_ADDRESS mac_addr;
static IPv4_DEVICE_PATH ip4_node;
@@ -517,7 +562,7 @@ receive_http_response(EFI_HTTP_PROTOCOL *http, VOID **buffer, UINT64 *buf_size)
EFI_HTTP_RESPONSE_DATA response;
EFI_HTTP_STATUS_CODE http_status;
BOOLEAN response_done;
- UINTN i, downloaded;
+ UINTN i, j, downloaded;
CHAR8 rx_buffer[9216];
EFI_STATUS efi_status;
EFI_STATUS event_status;
@@ -565,7 +610,7 @@ receive_http_response(EFI_HTTP_PROTOCOL *http, VOID **buffer, UINT64 *buf_size)
if (http_status != HTTP_STATUS_200_OK) {
perror(L"HTTP Status Code: %d\n",
convert_http_status_code(http_status));
- efi_status = EFI_ABORTED;
+ efi_status = efi_status_from_http_status(http_status);
goto error;
}
@@ -574,6 +619,15 @@ receive_http_response(EFI_HTTP_PROTOCOL *http, VOID **buffer, UINT64 *buf_size)
if (!strcasecmp(rx_message.Headers[i].FieldName,
(CHAR8 *)"Content-Length")) {
*buf_size = ascii_to_int(rx_message.Headers[i].FieldValue);
+ for(j = 0; j < i; j++) {
+ if (!strcasecmp(rx_message.Headers[i].FieldName,
+ (CHAR8 *)"Content-Length")) {
+ if (*buf_size != ascii_to_int(rx_message.Headers[j].FieldValue)) {
+ perror(L"Content-Length is invalid\n");
+ goto error;
+ }
+ }
+ }
}
}