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-rw-r--r--tools/plink/wingss.c322
1 files changed, 0 insertions, 322 deletions
diff --git a/tools/plink/wingss.c b/tools/plink/wingss.c
deleted file mode 100644
index 742106e88..000000000
--- a/tools/plink/wingss.c
+++ /dev/null
@@ -1,322 +0,0 @@
-#ifndef NO_GSSAPI
-
-#include "putty.h"
-
-#define SECURITY_WIN32
-#include <security.h>
-
-#include "sshgss.h"
-#include "misc.h"
-
-#define NOTHING
-#define DECL_SSPI_FUNCTION(linkage, rettype, name, params) \
- typedef rettype (WINAPI *t_##name) params; \
- linkage t_##name p_##name
-#define GET_SSPI_FUNCTION(module, name) \
- p_##name = module ? (t_##name) GetProcAddress(module, #name) : NULL
-
-DECL_SSPI_FUNCTION(static, SECURITY_STATUS,
- AcquireCredentialsHandleA,
- (SEC_CHAR *, SEC_CHAR *, ULONG, PLUID,
- PVOID, SEC_GET_KEY_FN, PVOID, PCredHandle, PTimeStamp));
-DECL_SSPI_FUNCTION(static, SECURITY_STATUS,
- InitializeSecurityContextA,
- (PCredHandle, PCtxtHandle, SEC_CHAR *, ULONG, ULONG,
- ULONG, PSecBufferDesc, ULONG, PCtxtHandle,
- PSecBufferDesc, PULONG, PTimeStamp));
-DECL_SSPI_FUNCTION(static, SECURITY_STATUS,
- FreeContextBuffer,
- (PVOID));
-DECL_SSPI_FUNCTION(static, SECURITY_STATUS,
- FreeCredentialsHandle,
- (PCredHandle));
-DECL_SSPI_FUNCTION(static, SECURITY_STATUS,
- DeleteSecurityContext,
- (PCtxtHandle));
-DECL_SSPI_FUNCTION(static, SECURITY_STATUS,
- QueryContextAttributesA,
- (PCtxtHandle, ULONG, PVOID));
-DECL_SSPI_FUNCTION(static, SECURITY_STATUS,
- MakeSignature,
- (PCtxtHandle, ULONG, PSecBufferDesc, ULONG));
-
-static HMODULE security_module = NULL;
-
-typedef struct winSsh_gss_ctx {
- unsigned long maj_stat;
- unsigned long min_stat;
- CredHandle cred_handle;
- CtxtHandle context;
- PCtxtHandle context_handle;
- TimeStamp expiry;
-} winSsh_gss_ctx;
-
-
-const Ssh_gss_buf gss_mech_krb5={9,"\x2A\x86\x48\x86\xF7\x12\x01\x02\x02"};
-
-int ssh_gss_init(void)
-{
- if (security_module)
- return 1; /* already initialised */
-
- security_module = LoadLibrary("secur32.dll");
- if (security_module) {
- GET_SSPI_FUNCTION(security_module, AcquireCredentialsHandleA);
- GET_SSPI_FUNCTION(security_module, InitializeSecurityContextA);
- GET_SSPI_FUNCTION(security_module, FreeContextBuffer);
- GET_SSPI_FUNCTION(security_module, FreeCredentialsHandle);
- GET_SSPI_FUNCTION(security_module, DeleteSecurityContext);
- GET_SSPI_FUNCTION(security_module, QueryContextAttributesA);
- GET_SSPI_FUNCTION(security_module, MakeSignature);
- return 1;
- }
- return 0;
-}
-
-Ssh_gss_stat ssh_gss_indicate_mech(Ssh_gss_buf *mech)
-{
- *mech = gss_mech_krb5;
- return SSH_GSS_OK;
-}
-
-
-Ssh_gss_stat ssh_gss_import_name(char *host, Ssh_gss_name *srv_name)
-{
- char *pStr;
-
- /* Check hostname */
- if (host == NULL) return SSH_GSS_FAILURE;
-
- /* copy it into form host/FQDN */
- pStr = dupcat("host/", host, NULL);
-
- *srv_name = (Ssh_gss_name) pStr;
-
- return SSH_GSS_OK;
-}
-
-Ssh_gss_stat ssh_gss_acquire_cred(Ssh_gss_ctx *ctx)
-{
- winSsh_gss_ctx *winctx = snew(winSsh_gss_ctx);
- memset(winctx, 0, sizeof(winSsh_gss_ctx));
-
- /* prepare our "wrapper" structure */
- winctx->maj_stat = winctx->min_stat = SEC_E_OK;
- winctx->context_handle = NULL;
-
- /* Specifying no principal name here means use the credentials of
- the current logged-in user */
-
- winctx->maj_stat = p_AcquireCredentialsHandleA(NULL,
- "Kerberos",
- SECPKG_CRED_OUTBOUND,
- NULL,
- NULL,
- NULL,
- NULL,
- &winctx->cred_handle,
- &winctx->expiry);
-
- if (winctx->maj_stat != SEC_E_OK) return SSH_GSS_FAILURE;
-
- *ctx = (Ssh_gss_ctx) winctx;
- return SSH_GSS_OK;
-}
-
-
-Ssh_gss_stat ssh_gss_init_sec_context(Ssh_gss_ctx *ctx,
- Ssh_gss_name srv_name,
- int to_deleg,
- Ssh_gss_buf *recv_tok,
- Ssh_gss_buf *send_tok)
-{
- winSsh_gss_ctx *winctx = (winSsh_gss_ctx *) *ctx;
- SecBuffer wsend_tok = {send_tok->length,SECBUFFER_TOKEN,send_tok->value};
- SecBuffer wrecv_tok = {recv_tok->length,SECBUFFER_TOKEN,recv_tok->value};
- SecBufferDesc output_desc={SECBUFFER_VERSION,1,&wsend_tok};
- SecBufferDesc input_desc ={SECBUFFER_VERSION,1,&wrecv_tok};
- unsigned long flags=ISC_REQ_MUTUAL_AUTH|ISC_REQ_REPLAY_DETECT|
- ISC_REQ_CONFIDENTIALITY|ISC_REQ_ALLOCATE_MEMORY;
- unsigned long ret_flags=0;
-
- /* check if we have to delegate ... */
- if (to_deleg) flags |= ISC_REQ_DELEGATE;
- winctx->maj_stat = p_InitializeSecurityContextA(&winctx->cred_handle,
- winctx->context_handle,
- (char*) srv_name,
- flags,
- 0, /* reserved */
- SECURITY_NATIVE_DREP,
- &input_desc,
- 0, /* reserved */
- &winctx->context,
- &output_desc,
- &ret_flags,
- &winctx->expiry);
-
- /* prepare for the next round */
- winctx->context_handle = &winctx->context;
- send_tok->value = wsend_tok.pvBuffer;
- send_tok->length = wsend_tok.cbBuffer;
-
- /* check & return our status */
- if (winctx->maj_stat==SEC_E_OK) return SSH_GSS_S_COMPLETE;
- if (winctx->maj_stat==SEC_I_CONTINUE_NEEDED) return SSH_GSS_S_CONTINUE_NEEDED;
-
- return SSH_GSS_FAILURE;
-}
-
-Ssh_gss_stat ssh_gss_free_tok(Ssh_gss_buf *send_tok)
-{
- /* check input */
- if (send_tok == NULL) return SSH_GSS_FAILURE;
-
- /* free Windows buffer */
- p_FreeContextBuffer(send_tok->value);
- SSH_GSS_CLEAR_BUF(send_tok);
-
- return SSH_GSS_OK;
-}
-
-Ssh_gss_stat ssh_gss_release_cred(Ssh_gss_ctx *ctx)
-{
- winSsh_gss_ctx *winctx= (winSsh_gss_ctx *) *ctx;
-
- /* check input */
- if (winctx == NULL) return SSH_GSS_FAILURE;
-
- /* free Windows data */
- p_FreeCredentialsHandle(&winctx->cred_handle);
- p_DeleteSecurityContext(&winctx->context);
-
- /* delete our "wrapper" structure */
- sfree(winctx);
- *ctx = (Ssh_gss_ctx) NULL;
-
- return SSH_GSS_OK;
-}
-
-
-Ssh_gss_stat ssh_gss_release_name(Ssh_gss_name *srv_name)
-{
- char *pStr= (char *) *srv_name;
-
- if (pStr == NULL) return SSH_GSS_FAILURE;
- sfree(pStr);
- *srv_name = (Ssh_gss_name) NULL;
-
- return SSH_GSS_OK;
-}
-
-Ssh_gss_stat ssh_gss_display_status(Ssh_gss_ctx ctx, Ssh_gss_buf *buf)
-{
- winSsh_gss_ctx *winctx = (winSsh_gss_ctx *) ctx;
- char *msg;
-
- if (winctx == NULL) return SSH_GSS_FAILURE;
-
- /* decode the error code */
- switch (winctx->maj_stat) {
- case SEC_E_OK: msg="SSPI status OK"; break;
- case SEC_E_INVALID_HANDLE: msg="The handle passed to the function"
- " is invalid.";
- break;
- case SEC_E_TARGET_UNKNOWN: msg="The target was not recognized."; break;
- case SEC_E_LOGON_DENIED: msg="The logon failed."; break;
- case SEC_E_INTERNAL_ERROR: msg="The Local Security Authority cannot"
- " be contacted.";
- break;
- case SEC_E_NO_CREDENTIALS: msg="No credentials are available in the"
- " security package.";
- break;
- case SEC_E_NO_AUTHENTICATING_AUTHORITY:
- msg="No authority could be contacted for authentication."
- "The domain name of the authenticating party could be wrong,"
- " the domain could be unreachable, or there might have been"
- " a trust relationship failure.";
- break;
- case SEC_E_INSUFFICIENT_MEMORY:
- msg="One or more of the SecBufferDesc structures passed as"
- " an OUT parameter has a buffer that is too small.";
- break;
- case SEC_E_INVALID_TOKEN:
- msg="The error is due to a malformed input token, such as a"
- " token corrupted in transit, a token"
- " of incorrect size, or a token passed into the wrong"
- " security package. Passing a token to"
- " the wrong package can happen if client and server did not"
- " negotiate the proper security package.";
- break;
- default:
- msg = "Internal SSPI error";
- break;
- }
-
- buf->value = dupstr(msg);
- buf->length = strlen(buf->value);
-
- return SSH_GSS_OK;
-}
-
-Ssh_gss_stat ssh_gss_get_mic(Ssh_gss_ctx ctx, Ssh_gss_buf *buf,
- Ssh_gss_buf *hash)
-{
- winSsh_gss_ctx *winctx= (winSsh_gss_ctx *) ctx;
- SecPkgContext_Sizes ContextSizes;
- SecBufferDesc InputBufferDescriptor;
- SecBuffer InputSecurityToken[2];
-
- if (winctx == NULL) return SSH_GSS_FAILURE;
-
- winctx->maj_stat = 0;
-
- memset(&ContextSizes, 0, sizeof(ContextSizes));
-
- winctx->maj_stat = p_QueryContextAttributesA(&winctx->context,
- SECPKG_ATTR_SIZES,
- &ContextSizes);
-
- if (winctx->maj_stat != SEC_E_OK ||
- ContextSizes.cbMaxSignature == 0)
- return winctx->maj_stat;
-
- InputBufferDescriptor.cBuffers = 2;
- InputBufferDescriptor.pBuffers = InputSecurityToken;
- InputBufferDescriptor.ulVersion = SECBUFFER_VERSION;
- InputSecurityToken[0].BufferType = SECBUFFER_DATA;
- InputSecurityToken[0].cbBuffer = buf->length;
- InputSecurityToken[0].pvBuffer = buf->value;
- InputSecurityToken[1].BufferType = SECBUFFER_TOKEN;
- InputSecurityToken[1].cbBuffer = ContextSizes.cbMaxSignature;
- InputSecurityToken[1].pvBuffer = snewn(ContextSizes.cbMaxSignature, char);
-
- winctx->maj_stat = p_MakeSignature(&winctx->context,
- 0,
- &InputBufferDescriptor,
- 0);
-
- if (winctx->maj_stat == SEC_E_OK) {
- hash->length = InputSecurityToken[1].cbBuffer;
- hash->value = InputSecurityToken[1].pvBuffer;
- }
-
- return winctx->maj_stat;
-}
-
-Ssh_gss_stat ssh_gss_free_mic(Ssh_gss_buf *hash)
-{
- sfree(hash->value);
- return SSH_GSS_OK;
-}
-
-#else
-
-/* Dummy function so this source file defines something if NO_GSSAPI
- is defined. */
-
-int ssh_gss_init(void)
-{
- return 0;
-}
-
-#endif
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