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http.sys: Use a separate file and preprocessor directives to avoid duplication. 

Signed-off-by: Zebediah Figura <z.figura12@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2020-05-07 18:47:21 -05:00 committed by Alexandre Julliard
parent a897d858e4
commit cab14ee04c
2 changed files with 336 additions and 505 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

531
dlls/http.sys/http.c
View File

@ -33,164 +33,6 @@ static DEVICE_OBJECT *device_obj;
WINE_DEFAULT_DEBUG_CHANNEL(http);
/* We have to return the HTTP_REQUEST structure to userspace exactly as it will
* be consumed; httpapi has no opportunity to massage it. Since it contains
* pointers, this is somewhat nontrivial. */
struct http_unknown_header_32
{
USHORT NameLength;
USHORT RawValueLength;
ULONG pName; /* char string */
ULONG pRawValue; /* char string */
};
struct http_data_chunk_32
{
HTTP_DATA_CHUNK_TYPE DataChunkType;
union
{
struct
{
ULONG pBuffer; /* char string */
ULONG BufferLength;
} FromMemory;
/* for the struct size */
struct
{
ULARGE_INTEGER StartingOffset;
ULARGE_INTEGER Length;
HANDLE FileHandle;
} FromFileHandle;
};
};
struct http_request_32
{
ULONG Flags;
HTTP_CONNECTION_ID ConnectionId;
HTTP_REQUEST_ID RequestId;
HTTP_URL_CONTEXT UrlContext;
HTTP_VERSION Version;
HTTP_VERB Verb;
USHORT UnknownVerbLength;
USHORT RawUrlLength;
ULONG pUnknownVerb; /* char string */
ULONG pRawUrl; /* char string */
struct
{
USHORT FullUrlLength;
USHORT HostLength;
USHORT AbsPathLength;
USHORT QueryStringLength;
ULONG pFullUrl; /* WCHAR string */
ULONG pHost; /* pointer to above */
ULONG pAbsPath; /* pointer to above */
ULONG pQueryString; /* pointer to above */
} CookedUrl;
struct
{
ULONG pRemoteAddress; /* SOCKADDR */
ULONG pLocalAddress; /* SOCKADDR */
} Address;
struct
{
USHORT UnknownHeaderCount;
ULONG pUnknownHeaders; /* struct http_unknown_header_32 */
USHORT TrailerCount;
ULONG pTrailers; /* NULL */
struct
{
USHORT RawValueLength;
ULONG pRawValue; /* char string */
} KnownHeaders[HttpHeaderRequestMaximum];
} Headers;
ULONGLONG BytesReceived;
USHORT EntityChunkCount;
ULONG pEntityChunks; /* struct http_data_chunk_32 */
HTTP_RAW_CONNECTION_ID RawConnectionId;
ULONG pSslInfo; /* NULL (FIXME) */
USHORT RequestInfoCount;
ULONG pRequestInfo; /* NULL (FIXME) */
};
struct http_unknown_header_64
{
USHORT NameLength;
USHORT RawValueLength;
ULONGLONG pName; /* char string */
ULONGLONG pRawValue; /* char string */
};
struct http_data_chunk_64
{
HTTP_DATA_CHUNK_TYPE DataChunkType;
union
{
struct
{
ULONGLONG pBuffer; /* char string */
ULONG BufferLength;
} FromMemory;
/* for the struct size */
struct
{
ULARGE_INTEGER StartingOffset;
ULARGE_INTEGER Length;
HANDLE FileHandle;
} FromFileHandle;
};
};
struct http_request_64
{
ULONG Flags;
HTTP_CONNECTION_ID ConnectionId;
HTTP_REQUEST_ID RequestId;
HTTP_URL_CONTEXT UrlContext;
HTTP_VERSION Version;
HTTP_VERB Verb;
USHORT UnknownVerbLength;
USHORT RawUrlLength;
ULONGLONG pUnknownVerb; /* char string */
ULONGLONG pRawUrl; /* char string */
struct
{
USHORT FullUrlLength;
USHORT HostLength;
USHORT AbsPathLength;
USHORT QueryStringLength;
ULONGLONG pFullUrl; /* WCHAR string */
ULONGLONG pHost; /* pointer to above */
ULONGLONG pAbsPath; /* pointer to above */
ULONGLONG pQueryString; /* pointer to above */
} CookedUrl;
struct
{
ULONGLONG pRemoteAddress; /* SOCKADDR */
ULONGLONG pLocalAddress; /* SOCKADDR */
} Address;
struct
{
USHORT UnknownHeaderCount;
ULONGLONG pUnknownHeaders; /* struct http_unknown_header_32 */
USHORT TrailerCount;
ULONGLONG pTrailers; /* NULL */
struct
{
USHORT RawValueLength;
ULONGLONG pRawValue; /* char string */
} KnownHeaders[HttpHeaderRequestMaximum];
} Headers;
ULONGLONG BytesReceived;
USHORT EntityChunkCount;
ULONGLONG pEntityChunks; /* struct http_data_chunk_32 */
HTTP_RAW_CONNECTION_ID RawConnectionId;
ULONGLONG pSslInfo; /* NULL (FIXME) */
USHORT RequestInfoCount;
ULONGLONG pRequestInfo; /* NULL (FIXME) */
};
#define DECLARE_CRITICAL_SECTION(cs) \
static CRITICAL_SECTION cs; \
static CRITICAL_SECTION_DEBUG cs##_debug = \
@ -405,365 +247,44 @@ static void parse_header(const char *name, int *name_len, const char **value, in
*value_len = p - *value + 1;
}
#define http_unknown_header http_unknown_header_64
#define http_data_chunk http_data_chunk_64
#define http_request http_request_64
#define complete_irp complete_irp_64
#define POINTER ULONGLONG
#include "request.h"
#undef http_unknown_header
#undef http_data_chunk
#undef http_request
#undef complete_irp
#undef POINTER
#define http_unknown_header http_unknown_header_32
#define http_data_chunk http_data_chunk_32
#define http_request http_request_32
#define complete_irp complete_irp_32
#define POINTER ULONG
#include "request.h"
#undef http_unknown_header
#undef http_data_chunk
#undef http_request
#undef complete_irp
#undef POINTER
static NTSTATUS complete_irp(struct connection *conn, IRP *irp)
{
static const WCHAR httpW[] = {'h','t','t','p',':','/','/'};
const struct http_receive_request_params params
= *(struct http_receive_request_params *)irp->AssociatedIrp.SystemBuffer;
DWORD irp_size = (params.bits == 32) ? sizeof(struct http_request_32) : sizeof(struct http_request_64);
ULONG cooked_len, host_len, abs_path_len, query_len, chunk_len = 0, offset, processed;
IO_STACK_LOCATION *stack = IoGetCurrentIrpStackLocation(irp);
const DWORD output_len = stack->Parameters.DeviceIoControl.OutputBufferLength;
const char *p, *name, *value, *host, *abs_path, *query;
USHORT unk_headers_count = 0, unk_header_idx;
int name_len, value_len, len;
struct sockaddr_in addr;
TRACE("Completing IRP %p.\n", irp);
if (!conn->req_id)
conn->req_id = ++req_id_counter;
/* First calculate the total buffer size needed for this IRP. */
if (conn->unk_verb_len)
irp_size += conn->unk_verb_len + 1;
irp_size += conn->url_len + 1;
/* cooked URL */
if (conn->url[0] == '/')
{
p = host = conn->host;
while (isgraph(*p)) ++p;
host_len = p - conn->host;
abs_path = conn->url;
abs_path_len = conn->url_len;
}
else
{
host = conn->url + 7;
abs_path = strchr(host, '/');
host_len = abs_path - host;
abs_path_len = (conn->url + conn->url_len) - abs_path;
}
if ((query = memchr(abs_path, '?', abs_path_len)))
{
query_len = (abs_path + abs_path_len) - query;
abs_path_len = query - abs_path;
}
else
query_len = 0;
cooked_len = (7 /* scheme */ + host_len + abs_path_len + query_len) * sizeof(WCHAR);
irp_size += cooked_len + sizeof(WCHAR);
/* addresses */
irp_size += 2 * sizeof(addr);
/* headers */
p = strstr(conn->buffer, "\r\n") + 2;
while (memcmp(p, "\r\n", 2))
{
name = p;
parse_header(name, &name_len, &value, &value_len);
if (parse_header_name(name, name_len) == HttpHeaderRequestMaximum)
{
irp_size += name_len + 1;
++unk_headers_count;
}
irp_size += value_len + 1;
p = strstr(p, "\r\n") + 2;
}
p += 2;
if (params.bits == 32)
irp_size += unk_headers_count * sizeof(struct http_unknown_header_32);
return complete_irp_32(conn, irp);
else
irp_size += unk_headers_count * sizeof(struct http_unknown_header_64);
TRACE("Need %u bytes, have %u.\n", irp_size, output_len);
irp->IoStatus.Information = irp_size;
memset(irp->AssociatedIrp.SystemBuffer, 0, output_len);
if (output_len < irp_size)
{
if (params.bits == 32)
{
struct http_request_32 *req = irp->AssociatedIrp.SystemBuffer;
req->ConnectionId = (ULONG_PTR)conn;
req->RequestId = conn->req_id;
}
else
{
struct http_request_64 *req = irp->AssociatedIrp.SystemBuffer;
req->ConnectionId = (ULONG_PTR)conn;
req->RequestId = conn->req_id;
}
return STATUS_BUFFER_OVERFLOW;
}
if (params.bits == 32)
{
struct http_request_32 *req = irp->AssociatedIrp.SystemBuffer;
struct http_unknown_header_32 *unk_headers = NULL;
char *buffer = irp->AssociatedIrp.SystemBuffer;
struct http_data_chunk_32 *chunk = NULL;
offset = sizeof(*req);
req->ConnectionId = (ULONG_PTR)conn;
req->RequestId = conn->req_id;
req->UrlContext = conn->queue->context;
req->Version = conn->version;
req->Verb = conn->verb;
req->UnknownVerbLength = conn->unk_verb_len;
req->RawUrlLength = conn->url_len;
if (conn->unk_verb_len)
{
req->pUnknownVerb = params.addr + offset;
memcpy(buffer + offset, conn->buffer, conn->unk_verb_len);
offset += conn->unk_verb_len;
buffer[offset++] = 0;
}
req->pRawUrl = params.addr + offset;
memcpy(buffer + offset, conn->url, conn->url_len);
offset += conn->url_len;
buffer[offset++] = 0;
req->CookedUrl.FullUrlLength = cooked_len;
req->CookedUrl.HostLength = host_len * sizeof(WCHAR);
req->CookedUrl.AbsPathLength = abs_path_len * sizeof(WCHAR);
req->CookedUrl.QueryStringLength = query_len * sizeof(WCHAR);
req->CookedUrl.pFullUrl = params.addr + offset;
req->CookedUrl.pHost = req->CookedUrl.pFullUrl + 7 * sizeof(WCHAR);
req->CookedUrl.pAbsPath = req->CookedUrl.pHost + host_len * sizeof(WCHAR);
if (query)
req->CookedUrl.pQueryString = req->CookedUrl.pAbsPath + abs_path_len * sizeof(WCHAR);
memcpy(buffer + offset, httpW, sizeof(httpW));
offset += 7 * sizeof(WCHAR);
MultiByteToWideChar(CP_ACP, 0, host, host_len, (WCHAR *)(buffer + offset), host_len * sizeof(WCHAR));
offset += host_len * sizeof(WCHAR);
MultiByteToWideChar(CP_ACP, 0, abs_path, abs_path_len + query_len,
(WCHAR *)(buffer + offset), (abs_path_len + query_len) * sizeof(WCHAR));
offset += (abs_path_len + query_len) * sizeof(WCHAR);
buffer[offset++] = 0;
buffer[offset++] = 0;
req->Address.pRemoteAddress = params.addr + offset;
len = sizeof(addr);
getpeername(conn->socket, (struct sockaddr *)&addr, &len);
memcpy(buffer + offset, &addr, sizeof(addr));
offset += sizeof(addr);
req->Address.pLocalAddress = params.addr + offset;
len = sizeof(addr);
getsockname(conn->socket, (struct sockaddr *)&addr, &len);
memcpy(buffer + offset, &addr, sizeof(addr));
offset += sizeof(addr);
req->Headers.UnknownHeaderCount = unk_headers_count;
if (unk_headers_count)
{
req->Headers.pUnknownHeaders = params.addr + offset;
unk_headers = (struct http_unknown_header_32 *)(buffer + offset);
offset += unk_headers_count * sizeof(*unk_headers);
}
unk_header_idx = 0;
p = strstr(conn->buffer, "\r\n") + 2;
while (memcmp(p, "\r\n", 2))
{
HTTP_HEADER_ID id;
name = p;
parse_header(name, &name_len, &value, &value_len);
if ((id = parse_header_name(name, name_len)) == HttpHeaderRequestMaximum)
{
unk_headers[unk_header_idx].NameLength = name_len;
unk_headers[unk_header_idx].RawValueLength = value_len;
unk_headers[unk_header_idx].pName = params.addr + offset;
memcpy(buffer + offset, name, name_len);
offset += name_len;
buffer[offset++] = 0;
unk_headers[unk_header_idx].pRawValue = params.addr + offset;
memcpy(buffer + offset, value, value_len);
offset += value_len;
buffer[offset++] = 0;
++unk_header_idx;
}
else
{
req->Headers.KnownHeaders[id].RawValueLength = value_len;
req->Headers.KnownHeaders[id].pRawValue = params.addr + offset;
memcpy(buffer + offset, value, value_len);
offset += value_len;
buffer[offset++] = 0;
}
p = strstr(p, "\r\n") + 2;
}
p += 2;
if (irp_size + sizeof(*chunk) < output_len && (params.flags & HTTP_RECEIVE_REQUEST_FLAG_COPY_BODY))
chunk_len = min(conn->content_len, output_len - (irp_size + sizeof(*chunk)));
if (chunk_len)
{
req->EntityChunkCount = 1;
req->pEntityChunks = params.addr + offset;
chunk = (struct http_data_chunk_32 *)(buffer + offset);
offset += sizeof(*chunk);
chunk->DataChunkType = HttpDataChunkFromMemory;
chunk->FromMemory.BufferLength = chunk_len;
chunk->FromMemory.pBuffer = params.addr + offset;
memcpy(buffer + offset, p, chunk_len);
offset += chunk_len;
irp->IoStatus.Information = irp_size + sizeof(*chunk) + chunk_len;
}
if (chunk_len < conn->content_len)
req->Flags |= HTTP_REQUEST_FLAG_MORE_ENTITY_BODY_EXISTS;
req->BytesReceived = conn->req_len;
}
else
{
struct http_request_64 *req = irp->AssociatedIrp.SystemBuffer;
struct http_unknown_header_64 *unk_headers = NULL;
char *buffer = irp->AssociatedIrp.SystemBuffer;
struct http_data_chunk_64 *chunk = NULL;
offset = sizeof(*req);
req->ConnectionId = (ULONG_PTR)conn;
req->RequestId = conn->req_id;
req->UrlContext = conn->queue->context;
req->Version = conn->version;
req->Verb = conn->verb;
req->UnknownVerbLength = conn->unk_verb_len;
req->RawUrlLength = conn->url_len;
if (conn->unk_verb_len)
{
req->pUnknownVerb = params.addr + offset;
memcpy(buffer + offset, conn->buffer, conn->unk_verb_len);
offset += conn->unk_verb_len;
buffer[offset++] = 0;
}
req->pRawUrl = params.addr + offset;
memcpy(buffer + offset, conn->url, conn->url_len);
offset += conn->url_len;
buffer[offset++] = 0;
req->CookedUrl.FullUrlLength = cooked_len;
req->CookedUrl.HostLength = host_len * sizeof(WCHAR);
req->CookedUrl.AbsPathLength = abs_path_len * sizeof(WCHAR);
req->CookedUrl.QueryStringLength = query_len * sizeof(WCHAR);
req->CookedUrl.pFullUrl = params.addr + offset;
req->CookedUrl.pHost = req->CookedUrl.pFullUrl + 7 * sizeof(WCHAR);
req->CookedUrl.pAbsPath = req->CookedUrl.pHost + host_len * sizeof(WCHAR);
if (query)
req->CookedUrl.pQueryString = req->CookedUrl.pAbsPath + abs_path_len * sizeof(WCHAR);
memcpy(buffer + offset, httpW, sizeof(httpW));
offset += 7 * sizeof(WCHAR);
MultiByteToWideChar(CP_ACP, 0, host, host_len, (WCHAR *)(buffer + offset), host_len * sizeof(WCHAR));
offset += host_len * sizeof(WCHAR);
MultiByteToWideChar(CP_ACP, 0, abs_path, abs_path_len + query_len,
(WCHAR *)(buffer + offset), (abs_path_len + query_len) * sizeof(WCHAR));
offset += (abs_path_len + query_len) * sizeof(WCHAR);
buffer[offset++] = 0;
buffer[offset++] = 0;
req->Address.pRemoteAddress = params.addr + offset;
len = sizeof(addr);
getpeername(conn->socket, (struct sockaddr *)&addr, &len);
memcpy(buffer + offset, &addr, sizeof(addr));
offset += sizeof(addr);
req->Address.pLocalAddress = params.addr + offset;
len = sizeof(addr);
getsockname(conn->socket, (struct sockaddr *)&addr, &len);
memcpy(buffer + offset, &addr, sizeof(addr));
offset += sizeof(addr);
req->Headers.UnknownHeaderCount = unk_headers_count;
if (unk_headers_count)
{
req->Headers.pUnknownHeaders = params.addr + offset;
unk_headers = (struct http_unknown_header_64 *)(buffer + offset);
offset += unk_headers_count * sizeof(*unk_headers);
}
unk_header_idx = 0;
p = strstr(conn->buffer, "\r\n") + 2;
while (memcmp(p, "\r\n", 2))
{
HTTP_HEADER_ID id;
name = p;
parse_header(name, &name_len, &value, &value_len);
if ((id = parse_header_name(name, name_len)) == HttpHeaderRequestMaximum)
{
unk_headers[unk_header_idx].NameLength = name_len;
unk_headers[unk_header_idx].RawValueLength = value_len;
unk_headers[unk_header_idx].pName = params.addr + offset;
memcpy(buffer + offset, name, name_len);
offset += name_len;
buffer[offset++] = 0;
unk_headers[unk_header_idx].pRawValue = params.addr + offset;
memcpy(buffer + offset, value, value_len);
offset += value_len;
buffer[offset++] = 0;
++unk_header_idx;
}
else
{
req->Headers.KnownHeaders[id].RawValueLength = value_len;
req->Headers.KnownHeaders[id].pRawValue = params.addr + offset;
memcpy(buffer + offset, value, value_len);
offset += value_len;
buffer[offset++] = 0;
}
p = strstr(p, "\r\n") + 2;
}
p += 2;
if (irp_size + sizeof(*chunk) < output_len && (params.flags & HTTP_RECEIVE_REQUEST_FLAG_COPY_BODY))
chunk_len = min(conn->content_len, output_len - (irp_size + sizeof(*chunk)));
if (chunk_len)
{
req->EntityChunkCount = 1;
req->pEntityChunks = params.addr + offset;
chunk = (struct http_data_chunk_64 *)(buffer + offset);
offset += sizeof(*chunk);
chunk->DataChunkType = HttpDataChunkFromMemory;
chunk->FromMemory.BufferLength = chunk_len;
chunk->FromMemory.pBuffer = params.addr + offset;
memcpy(buffer + offset, p, chunk_len);
offset += chunk_len;
irp->IoStatus.Information = irp_size + sizeof(*chunk) + chunk_len;
}
if (chunk_len < conn->content_len)
req->Flags |= HTTP_REQUEST_FLAG_MORE_ENTITY_BODY_EXISTS;
req->BytesReceived = conn->req_len;
}
assert(offset == irp->IoStatus.Information);
conn->available = FALSE;
processed = conn->req_len - (conn->content_len - chunk_len);
memmove(conn->buffer, conn->buffer + processed, conn->len - processed);
conn->content_len -= chunk_len;
conn->len -= processed;
return STATUS_SUCCESS;
return complete_irp_64(conn, irp);
}
/* Complete an IOCTL_HTTP_RECEIVE_REQUEST IRP if there is one to complete. */

310
dlls/http.sys/request.h Normal file
View File

@ -0,0 +1,310 @@
/*
* Copyright 2019 Zebediah Figura
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
/* We have to return the HTTP_REQUEST structure to userspace exactly as it will
* be consumed; httpapi has no opportunity to massage it. Since it contains
* pointers, this is somewhat nontrivial. */
struct http_unknown_header
{
USHORT NameLength;
USHORT RawValueLength;
POINTER pName; /* char string */
POINTER pRawValue; /* char string */
};
struct http_data_chunk
{
HTTP_DATA_CHUNK_TYPE DataChunkType;
union
{
struct
{
POINTER pBuffer; /* char string */
ULONG BufferLength;
} FromMemory;
/* for the struct size */
struct
{
ULARGE_INTEGER StartingOffset;
ULARGE_INTEGER Length;
POINTER FileHandle;
} FromFileHandle;
};
};
struct http_request
{
ULONG Flags;
HTTP_CONNECTION_ID ConnectionId;
HTTP_REQUEST_ID RequestId;
HTTP_URL_CONTEXT UrlContext;
HTTP_VERSION Version;
HTTP_VERB Verb;
USHORT UnknownVerbLength;
USHORT RawUrlLength;
POINTER pUnknownVerb; /* char string */
POINTER pRawUrl; /* char string */
struct
{
USHORT FullUrlLength;
USHORT HostLength;
USHORT AbsPathLength;
USHORT QueryStringLength;
POINTER pFullUrl; /* WCHAR string */
POINTER pHost; /* pointer to above */
POINTER pAbsPath; /* pointer to above */
POINTER pQueryString; /* pointer to above */
} CookedUrl;
struct
{
POINTER pRemoteAddress; /* SOCKADDR */
POINTER pLocalAddress; /* SOCKADDR */
} Address;
struct
{
USHORT UnknownHeaderCount;
POINTER pUnknownHeaders; /* struct http_unknown_header */
USHORT TrailerCount;
POINTER pTrailers; /* NULL */
struct
{
USHORT RawValueLength;
POINTER pRawValue; /* char string */
} KnownHeaders[HttpHeaderRequestMaximum];
} Headers;
ULONGLONG BytesReceived;
USHORT EntityChunkCount;
POINTER pEntityChunks; /* struct http_data_chunk */
HTTP_RAW_CONNECTION_ID RawConnectionId;
POINTER pSslInfo; /* NULL (FIXME) */
USHORT RequestInfoCount;
POINTER pRequestInfo; /* NULL (FIXME) */
};
static NTSTATUS complete_irp(struct connection *conn, IRP *irp)
{
const struct http_receive_request_params params
= *(struct http_receive_request_params *)irp->AssociatedIrp.SystemBuffer;
ULONG cooked_len, host_len, abs_path_len, query_len, chunk_len = 0, offset, processed;
IO_STACK_LOCATION *stack = IoGetCurrentIrpStackLocation(irp);
const DWORD output_len = stack->Parameters.DeviceIoControl.OutputBufferLength;
struct http_request *req = irp->AssociatedIrp.SystemBuffer;
const char *p, *name, *value, *host, *abs_path, *query;
struct http_unknown_header *unk_headers = NULL;
char *buffer = irp->AssociatedIrp.SystemBuffer;
DWORD irp_size = sizeof(struct http_request);
USHORT unk_headers_count = 0, unk_header_idx;
struct http_data_chunk *chunk = NULL;
int name_len, value_len, len;
struct sockaddr_in addr;
/* First calculate the total buffer size needed for this IRP. */
if (conn->unk_verb_len)
irp_size += conn->unk_verb_len + 1;
irp_size += conn->url_len + 1;
/* cooked URL */
if (conn->url[0] == '/')
{
p = host = conn->host;
while (isgraph(*p)) ++p;
host_len = p - conn->host;
abs_path = conn->url;
abs_path_len = conn->url_len;
}
else
{
host = conn->url + 7;
abs_path = strchr(host, '/');
host_len = abs_path - host;
abs_path_len = (conn->url + conn->url_len) - abs_path;
}
if ((query = memchr(abs_path, '?', abs_path_len)))
{
query_len = (abs_path + abs_path_len) - query;
abs_path_len = query - abs_path;
}
else
query_len = 0;
cooked_len = (7 /* scheme */ + host_len + abs_path_len + query_len) * sizeof(WCHAR);
irp_size += cooked_len + sizeof(WCHAR);
/* addresses */
irp_size += 2 * sizeof(addr);
/* headers */
p = strstr(conn->buffer, "\r\n") + 2;
while (memcmp(p, "\r\n", 2))
{
name = p;
parse_header(name, &name_len, &value, &value_len);
if (parse_header_name(name, name_len) == HttpHeaderRequestMaximum)
{
irp_size += name_len + 1;
++unk_headers_count;
}
irp_size += value_len + 1;
p = strstr(p, "\r\n") + 2;
}
p += 2;
irp_size += unk_headers_count * sizeof(struct http_unknown_header);
TRACE("Need %u bytes, have %u.\n", irp_size, output_len);
irp->IoStatus.Information = irp_size;
memset(irp->AssociatedIrp.SystemBuffer, 0, output_len);
if (output_len < irp_size)
{
req->ConnectionId = (ULONG_PTR)conn;
req->RequestId = conn->req_id;
return STATUS_BUFFER_OVERFLOW;
}
offset = sizeof(*req);
req->ConnectionId = (ULONG_PTR)conn;
req->RequestId = conn->req_id;
req->UrlContext = conn->queue->context;
req->Version = conn->version;
req->Verb = conn->verb;
req->UnknownVerbLength = conn->unk_verb_len;
req->RawUrlLength = conn->url_len;
if (conn->unk_verb_len)
{
req->pUnknownVerb = params.addr + offset;
memcpy(buffer + offset, conn->buffer, conn->unk_verb_len);
offset += conn->unk_verb_len;
buffer[offset++] = 0;
}
req->pRawUrl = params.addr + offset;
memcpy(buffer + offset, conn->url, conn->url_len);
offset += conn->url_len;
buffer[offset++] = 0;
req->CookedUrl.FullUrlLength = cooked_len;
req->CookedUrl.HostLength = host_len * sizeof(WCHAR);
req->CookedUrl.AbsPathLength = abs_path_len * sizeof(WCHAR);
req->CookedUrl.QueryStringLength = query_len * sizeof(WCHAR);
req->CookedUrl.pFullUrl = params.addr + offset;
req->CookedUrl.pHost = req->CookedUrl.pFullUrl + 7 * sizeof(WCHAR);
req->CookedUrl.pAbsPath = req->CookedUrl.pHost + host_len * sizeof(WCHAR);
if (query)
req->CookedUrl.pQueryString = req->CookedUrl.pAbsPath + abs_path_len * sizeof(WCHAR);
memcpy(buffer + offset, L"http://", sizeof(L"http://"));
offset += 7 * sizeof(WCHAR);
MultiByteToWideChar(CP_ACP, 0, host, host_len, (WCHAR *)(buffer + offset), host_len * sizeof(WCHAR));
offset += host_len * sizeof(WCHAR);
MultiByteToWideChar(CP_ACP, 0, abs_path, abs_path_len + query_len,
(WCHAR *)(buffer + offset), (abs_path_len + query_len) * sizeof(WCHAR));
offset += (abs_path_len + query_len) * sizeof(WCHAR);
buffer[offset++] = 0;
buffer[offset++] = 0;
req->Address.pRemoteAddress = params.addr + offset;
len = sizeof(addr);
getpeername(conn->socket, (struct sockaddr *)&addr, &len);
memcpy(buffer + offset, &addr, sizeof(addr));
offset += sizeof(addr);
req->Address.pLocalAddress = params.addr + offset;
len = sizeof(addr);
getsockname(conn->socket, (struct sockaddr *)&addr, &len);
memcpy(buffer + offset, &addr, sizeof(addr));
offset += sizeof(addr);
req->Headers.UnknownHeaderCount = unk_headers_count;
if (unk_headers_count)
{
req->Headers.pUnknownHeaders = params.addr + offset;
unk_headers = (struct http_unknown_header *)(buffer + offset);
offset += unk_headers_count * sizeof(*unk_headers);
}
unk_header_idx = 0;
p = strstr(conn->buffer, "\r\n") + 2;
while (memcmp(p, "\r\n", 2))
{
HTTP_HEADER_ID id;
name = p;
parse_header(name, &name_len, &value, &value_len);
if ((id = parse_header_name(name, name_len)) == HttpHeaderRequestMaximum)
{
unk_headers[unk_header_idx].NameLength = name_len;
unk_headers[unk_header_idx].RawValueLength = value_len;
unk_headers[unk_header_idx].pName = params.addr + offset;
memcpy(buffer + offset, name, name_len);
offset += name_len;
buffer[offset++] = 0;
unk_headers[unk_header_idx].pRawValue = params.addr + offset;
memcpy(buffer + offset, value, value_len);
offset += value_len;
buffer[offset++] = 0;
++unk_header_idx;
}
else
{
req->Headers.KnownHeaders[id].RawValueLength = value_len;
req->Headers.KnownHeaders[id].pRawValue = params.addr + offset;
memcpy(buffer + offset, value, value_len);
offset += value_len;
buffer[offset++] = 0;
}
p = strstr(p, "\r\n") + 2;
}
p += 2;
if (irp_size + sizeof(*chunk) < output_len && (params.flags & HTTP_RECEIVE_REQUEST_FLAG_COPY_BODY))
chunk_len = min(conn->content_len, output_len - (irp_size + sizeof(*chunk)));
if (chunk_len)
{
req->EntityChunkCount = 1;
req->pEntityChunks = params.addr + offset;
chunk = (struct http_data_chunk *)(buffer + offset);
offset += sizeof(*chunk);
chunk->DataChunkType = HttpDataChunkFromMemory;
chunk->FromMemory.BufferLength = chunk_len;
chunk->FromMemory.pBuffer = params.addr + offset;
memcpy(buffer + offset, p, chunk_len);
offset += chunk_len;
irp->IoStatus.Information = irp_size + sizeof(*chunk) + chunk_len;
}
if (chunk_len < conn->content_len)
req->Flags |= HTTP_REQUEST_FLAG_MORE_ENTITY_BODY_EXISTS;
req->BytesReceived = conn->req_len;
assert(offset == irp->IoStatus.Information);
conn->available = FALSE;
processed = conn->req_len - (conn->content_len - chunk_len);
memmove(conn->buffer, conn->buffer + processed, conn->len - processed);
conn->content_len -= chunk_len;
conn->len -= processed;
return STATUS_SUCCESS;
}