diff options
Diffstat (limited to 'NetworkPkg/Library/DxeHttpLib/DxeHttpLib.c')
| -rw-r--r-- | NetworkPkg/Library/DxeHttpLib/DxeHttpLib.c | 134 |
1 files changed, 133 insertions, 1 deletions
diff --git a/NetworkPkg/Library/DxeHttpLib/DxeHttpLib.c b/NetworkPkg/Library/DxeHttpLib/DxeHttpLib.c index daec1e0226..0bbe0fc5d7 100644 --- a/NetworkPkg/Library/DxeHttpLib/DxeHttpLib.c +++ b/NetworkPkg/Library/DxeHttpLib/DxeHttpLib.c @@ -3,7 +3,7 @@ It provides the helper routines to parse the HTTP message byte stream.
Copyright (c) 2015 - 2019, Intel Corporation. All rights reserved.<BR>
-(C) Copyright 2016 Hewlett Packard Enterprise Development LP<BR>
+(C) Copyright 2016 - 2020 Hewlett Packard Enterprise Development LP<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
@@ -2095,3 +2095,135 @@ HttpIsValidHttpHeader ( return TRUE;
}
+
+/**
+ Create a HTTP_IO_HEADER to hold the HTTP header items.
+
+ @param[in] MaxHeaderCount The maximun number of HTTP header in this holder.
+
+ @return A pointer of the HTTP header holder or NULL if failed.
+
+**/
+HTTP_IO_HEADER *
+HttpIoCreateHeader (
+ UINTN MaxHeaderCount
+ )
+{
+ HTTP_IO_HEADER *HttpIoHeader;
+
+ if (MaxHeaderCount == 0) {
+ return NULL;
+ }
+
+ HttpIoHeader = AllocateZeroPool (sizeof (HTTP_IO_HEADER) + MaxHeaderCount * sizeof (EFI_HTTP_HEADER));
+ if (HttpIoHeader == NULL) {
+ return NULL;
+ }
+
+ HttpIoHeader->MaxHeaderCount = MaxHeaderCount;
+ HttpIoHeader->Headers = (EFI_HTTP_HEADER *) (HttpIoHeader + 1);
+
+ return HttpIoHeader;
+}
+
+/**
+ Destroy the HTTP_IO_HEADER and release the resources.
+
+ @param[in] HttpIoHeader Point to the HTTP header holder to be destroyed.
+
+**/
+VOID
+HttpIoFreeHeader (
+ IN HTTP_IO_HEADER *HttpIoHeader
+ )
+{
+ UINTN Index;
+
+ if (HttpIoHeader != NULL) {
+ if (HttpIoHeader->HeaderCount != 0) {
+ for (Index = 0; Index < HttpIoHeader->HeaderCount; Index++) {
+ FreePool (HttpIoHeader->Headers[Index].FieldName);
+ ZeroMem (HttpIoHeader->Headers[Index].FieldValue, AsciiStrSize (HttpIoHeader->Headers[Index].FieldValue));
+ FreePool (HttpIoHeader->Headers[Index].FieldValue);
+ }
+ }
+ FreePool (HttpIoHeader);
+ }
+}
+
+/**
+ Set or update a HTTP header with the field name and corresponding value.
+
+ @param[in] HttpIoHeader Point to the HTTP header holder.
+ @param[in] FieldName Null terminated string which describes a field name.
+ @param[in] FieldValue Null terminated string which describes the corresponding field value.
+
+ @retval EFI_SUCCESS The HTTP header has been set or updated.
+ @retval EFI_INVALID_PARAMETER Any input parameter is invalid.
+ @retval EFI_OUT_OF_RESOURCES Insufficient resource to complete the operation.
+ @retval Other Unexpected error happened.
+
+**/
+EFI_STATUS
+HttpIoSetHeader (
+ IN HTTP_IO_HEADER *HttpIoHeader,
+ IN CHAR8 *FieldName,
+ IN CHAR8 *FieldValue
+ )
+{
+ EFI_HTTP_HEADER *Header;
+ UINTN StrSize;
+ CHAR8 *NewFieldValue;
+
+ if (HttpIoHeader == NULL || FieldName == NULL || FieldValue == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ Header = HttpFindHeader (HttpIoHeader->HeaderCount, HttpIoHeader->Headers, FieldName);
+ if (Header == NULL) {
+ //
+ // Add a new header.
+ //
+ if (HttpIoHeader->HeaderCount >= HttpIoHeader->MaxHeaderCount) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+ Header = &HttpIoHeader->Headers[HttpIoHeader->HeaderCount];
+
+ StrSize = AsciiStrSize (FieldName);
+ Header->FieldName = AllocatePool (StrSize);
+ if (Header->FieldName == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+ CopyMem (Header->FieldName, FieldName, StrSize);
+ Header->FieldName[StrSize -1] = '\0';
+
+ StrSize = AsciiStrSize (FieldValue);
+ Header->FieldValue = AllocatePool (StrSize);
+ if (Header->FieldValue == NULL) {
+ FreePool (Header->FieldName);
+ return EFI_OUT_OF_RESOURCES;
+ }
+ CopyMem (Header->FieldValue, FieldValue, StrSize);
+ Header->FieldValue[StrSize -1] = '\0';
+
+ HttpIoHeader->HeaderCount++;
+ } else {
+ //
+ // Update an existing one.
+ //
+ StrSize = AsciiStrSize (FieldValue);
+ NewFieldValue = AllocatePool (StrSize);
+ if (NewFieldValue == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
+ CopyMem (NewFieldValue, FieldValue, StrSize);
+ NewFieldValue[StrSize -1] = '\0';
+
+ if (Header->FieldValue != NULL) {
+ FreePool (Header->FieldValue);
+ }
+ Header->FieldValue = NewFieldValue;
+ }
+
+ return EFI_SUCCESS;
+}
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