/// <summary>Applies a patch to a product.</summary>
/// <param name="PatchPackage">
/// Path to the MSP package.
/// </param>
/// <param name="InstallPackage">
/// If InstallType is set to MsiInstallType.NetworkImage, this parameter is a null-terminated string that specifies
/// a path to the product that is to be patched. If InstallType is set to MsiInstallType.SingleInstance, the
/// installer applies the patch to the product whose Product Code is specified in this parameter.
/// </param>
/// <param name="InstallType">
/// One of the values in MsiInstallType.
/// </param>
/// <param name="CommandLine">
/// The command line for the patch application.
/// </param>
public static uint ApplyPatch(string PatchPackage, string InstallPackage, MsiInstallType InstallType,
string CommandLine)
{
if(InstallPackage == null)
{
if(InstallType == MsiInstallType.NetworkImage)
throw new ArgumentException("A path must be passed in InstallPackage if InstallType is NetworkImage.");
if(InstallType == MsiInstallType.SingleInstance)
throw new ArgumentException(
"A product code must be passed in InstallPackage if InstallType is SingleInstance.");
}
else if(InstallType == MsiInstallType.Default)
throw new ArgumentException("InstallPackage must be null if InstallType is Default.");
return MsiApplyPatch(PatchPackage, InstallPackage, (int)InstallType, CommandLine);
}
public static extern MsiError MsiApplyPatch(string patchPackage, string installPackage, MsiInstallType installType, string commandLine);
