[PATCH 4/5] dbgeng: Implement GetModuleParameters().

[Nikolay Sivov]

Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
---
 dlls/dbgeng/dbgeng.c       | 55 +++++++++++++++++++++++++++++++++++---
 dlls/dbgeng/tests/dbgeng.c | 29 ++++++++++++++++++++
 include/dbgeng.h           |  2 ++
 3 files changed, 83 insertions(+), 3 deletions(-)

diff --git a/dlls/dbgeng/dbgeng.c b/dlls/dbgeng/dbgeng.c
index d4f8205726..b5650d8679 100644
--- a/dlls/dbgeng/dbgeng.c
+++ b/dlls/dbgeng/dbgeng.c
@@ -144,6 +144,22 @@ static const struct module_info *debug_target_get_module_info(struct target_proc
     return &target->modules.info[i];
 }
 
+static const struct module_info *debug_target_get_module_info_by_base(struct target_process *target, ULONG64 base)
+{
+    unsigned int i;
+
+    if (FAILED(debug_target_init_modules_info(target)))
+        return NULL;
+
+    for (i = 0; i < target->modules.loaded; ++i)
+    {
+        if (target->modules.info[i].params.Base == base)
+            return &target->modules.info[i];
+    }
+
+    return NULL;
+}
+
 static void debug_client_detach_target(struct target_process *target)
 {
     NTSTATUS status;
@@ -1055,11 +1071,44 @@ static HRESULT STDMETHODCALLTYPE debugsymbols_GetModuleNames(IDebugSymbols3 *ifa
 }
 
 static HRESULT STDMETHODCALLTYPE debugsymbols_GetModuleParameters(IDebugSymbols3 *iface, ULONG count, ULONG64 *bases,
-        ULONG start, DEBUG_MODULE_PARAMETERS *parameters)
+        ULONG start, DEBUG_MODULE_PARAMETERS *params)
 {
-    FIXME("%p, %u, %p, %u, %p stub.\n", iface, count, bases, start, parameters);
+    struct debug_client *debug_client = impl_from_IDebugSymbols3(iface);
+    const struct module_info *info;
+    struct target_process *target;
+    unsigned int i;
 
-    return E_NOTIMPL;
+    TRACE("%p, %u, %p, %u, %p.\n", iface, count, bases, start, params);
+
+    if (!(target = debug_client_get_target(debug_client)))
+        return E_UNEXPECTED;
+
+    if (bases)
+    {
+        for (i = 0; i < count; ++i)
+        {
+            if ((info = debug_target_get_module_info_by_base(target, bases[i])))
+            {
+                params[i] = info->params;
+            }
+            else
+            {
+                memset(&params[i], 0, sizeof(*params));
+                params[i].Base = DEBUG_INVALID_OFFSET;
+            }
+        }
+    }
+    else
+    {
+        for (i = start; i < start + count; ++i)
+        {
+            if (!(info = debug_target_get_module_info(target, i)))
+                return E_INVALIDARG;
+            params[i] = info->params;
+        }
+    }
+
+    return S_OK;
 }
 
 static HRESULT STDMETHODCALLTYPE debugsymbols_GetSymbolModule(IDebugSymbols3 *iface, const char *symbol, ULONG64 *base)
diff --git a/dlls/dbgeng/tests/dbgeng.c b/dlls/dbgeng/tests/dbgeng.c
index 74f9e7ceb6..2002beb37f 100644
--- a/dlls/dbgeng/tests/dbgeng.c
+++ b/dlls/dbgeng/tests/dbgeng.c
@@ -322,11 +322,13 @@ todo_wine
 static void test_module_information(void)
 {
     static const char *event_name = "dbgeng_test_event";
+    DEBUG_MODULE_PARAMETERS params[2];
     unsigned int loaded, unloaded;
     PROCESS_INFORMATION info;
     IDebugSymbols *symbols;
     IDebugControl *control;
     IDebugClient *client;
+    ULONG64 bases[2];
     ULONG64 base;
     HANDLE event;
     HRESULT hr;
@@ -370,6 +372,33 @@ static void test_module_information(void)
     ok(hr == S_OK, "Unexpected hr %#x.\n", hr);
     ok(!!base, "Unexpected module base.\n");
 
+    /* Parameters. */
+    hr = symbols->lpVtbl->GetModuleParameters(symbols, 1, NULL, 0, params);
+    ok(hr == S_OK, "Failed to get module parameters, hr %#x.\n", hr);
+    ok(params[0].Base == base, "Unexpected module base.\n");
+
+    hr = symbols->lpVtbl->GetModuleParameters(symbols, 1, &base, 100, params);
+    ok(hr == S_OK, "Failed to get module parameters, hr %#x.\n", hr);
+    ok(params[0].Base == base, "Unexpected module base.\n");
+
+    bases[0] = base + 1;
+    bases[1] = base;
+    hr = symbols->lpVtbl->GetModuleParameters(symbols, 2, bases, 0, params);
+    ok(hr == S_OK || broken(hr == E_NOINTERFACE) /* XP */, "Failed to get module parameters, hr %#x.\n", hr);
+    ok(params[0].Base == DEBUG_INVALID_OFFSET, "Unexpected module base.\n");
+    ok(params[0].Size == 0, "Unexpected module size.\n");
+    ok(params[1].Base == base, "Unexpected module base.\n");
+    ok(params[1].Size != 0, "Unexpected module size.\n");
+
+    hr = symbols->lpVtbl->GetModuleParameters(symbols, 1, bases, 0, params);
+    ok(hr == S_OK || broken(hr == E_NOINTERFACE) /* XP */, "Failed to get module parameters, hr %#x.\n", hr);
+
+    hr = symbols->lpVtbl->GetModuleParameters(symbols, 1, bases, loaded, params);
+    ok(hr == S_OK || broken(hr == E_NOINTERFACE) /* XP */, "Failed to get module parameters, hr %#x.\n", hr);
+
+    hr = symbols->lpVtbl->GetModuleParameters(symbols, 1, NULL, loaded, params);
+    ok(FAILED(hr), "Unexpected hr %#x.\n", hr);
+
     hr = client->lpVtbl->DetachProcesses(client);
     ok(hr == S_OK, "Failed to detach, hr %#x.\n", hr);
 
diff --git a/include/dbgeng.h b/include/dbgeng.h
index 3b7ff2be4f..f50a1ca21d 100644
--- a/include/dbgeng.h
+++ b/include/dbgeng.h
@@ -162,6 +162,8 @@ DEFINE_GUID(IID_IDebugSystemObjects3,     0xe9676e2f, 0xe286, 0x4ea3, 0xb0, 0xf9
 #define DEBUG_CDS_REFRESH_INLINESTEP                        16
 #define DEBUG_CDS_REFRESH_INLINESTEP_PSEUDO                 17
 
+#define DEBUG_INVALID_OFFSET                      ((ULONG64)-1)
+
 typedef struct _DEBUG_MODULE_PARAMETERS
 {
     ULONG64 Base;
-- 
2.20.1